This file is part of systemd.
Copyright 2010 Lennart Poettering
+ Copyright 2013 Marc-Antoine Perennou
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
***/
#include <sys/reboot.h>
+#include <linux/reboot.h>
+#include <sys/syscall.h>
#include <stdio.h>
#include <getopt.h>
#include <locale.h>
#include <sys/stat.h>
#include <stddef.h>
#include <sys/prctl.h>
-#include <dbus/dbus.h>
-
-#include <systemd/sd-daemon.h>
-#include <systemd/sd-shutdown.h>
-#include <systemd/sd-login.h>
+#include "sd-daemon.h"
+#include "sd-shutdown.h"
+#include "sd-login.h"
+#include "sd-bus.h"
#include "log.h"
#include "util.h"
#include "macro.h"
#include "initreq.h"
#include "path-util.h"
#include "strv.h"
-#include "dbus-common.h"
#include "cgroup-show.h"
#include "cgroup-util.h"
#include "list.h"
#include "spawn-polkit-agent.h"
#include "install.h"
#include "logs-show.h"
-#include "path-util.h"
#include "socket-util.h"
+#include "fileio.h"
+#include "bus-util.h"
+#include "bus-message.h"
+#include "bus-error.h"
+#include "bus-errors.h"
-static const char *arg_type = NULL;
-static const char *arg_load_state = NULL;
-static char **arg_property = NULL;
+static char **arg_types = NULL;
+static char **arg_states = NULL;
+static char **arg_properties = NULL;
static bool arg_all = false;
+static bool original_stdout_is_tty;
+static enum dependency {
+ DEPENDENCY_FORWARD,
+ DEPENDENCY_REVERSE,
+ DEPENDENCY_AFTER,
+ DEPENDENCY_BEFORE,
+} arg_dependency = DEPENDENCY_FORWARD;
static const char *arg_job_mode = "replace";
static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
static bool arg_no_block = false;
static bool arg_no_wtmp = false;
static bool arg_no_wall = false;
static bool arg_no_reload = false;
+static bool arg_show_types = false;
static bool arg_ignore_inhibitors = false;
static bool arg_dry = false;
static bool arg_quiet = false;
static bool arg_full = false;
static int arg_force = 0;
static bool arg_ask_password = true;
-static bool arg_failed = false;
static bool arg_runtime = false;
static char **arg_wall = NULL;
static const char *arg_kill_who = NULL;
static const char *arg_root = NULL;
static usec_t arg_when = 0;
static enum action {
- ACTION_INVALID,
+ _ACTION_INVALID,
ACTION_SYSTEMCTL,
ACTION_HALT,
ACTION_POWEROFF,
ACTION_CANCEL_SHUTDOWN,
_ACTION_MAX
} arg_action = ACTION_SYSTEMCTL;
-static enum dot {
- DOT_ALL,
- DOT_ORDER,
- DOT_REQUIRE
-} arg_dot = DOT_ALL;
-static enum transport {
- TRANSPORT_NORMAL,
- TRANSPORT_SSH,
- TRANSPORT_POLKIT
-} arg_transport = TRANSPORT_NORMAL;
-static const char *arg_host = NULL;
+static BusTransport arg_transport = BUS_TRANSPORT_LOCAL;
+static char *arg_host = NULL;
static unsigned arg_lines = 10;
static OutputMode arg_output = OUTPUT_SHORT;
+static bool arg_plain = false;
-static bool private_bus = false;
+static int daemon_reload(sd_bus *bus, char **args);
+static int halt_now(enum action a);
-static int daemon_reload(DBusConnection *bus, char **args);
-static void halt_now(enum action a);
+static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet);
static void pager_open_if_enabled(void) {
if (arg_no_pager)
return;
- pager_open();
+ pager_open(false);
}
static void ask_password_agent_open_if_enabled(void) {
if (arg_scope != UNIT_FILE_SYSTEM)
return;
+ if (arg_transport != BUS_TRANSPORT_LOCAL)
+ return;
+
ask_password_agent_open();
}
if (arg_scope != UNIT_FILE_SYSTEM)
return;
+ if (arg_transport != BUS_TRANSPORT_LOCAL)
+ return;
+
polkit_agent_open();
}
#endif
-static const char *ansi_highlight(bool b) {
-
- if (!on_tty())
- return "";
-
- return b ? ANSI_HIGHLIGHT_ON : ANSI_HIGHLIGHT_OFF;
-}
-
-static const char *ansi_highlight_red(bool b) {
-
- if (!on_tty())
- return "";
-
- return b ? ANSI_HIGHLIGHT_RED_ON : ANSI_HIGHLIGHT_OFF;
-}
-
-static const char *ansi_highlight_green(bool b) {
-
- if (!on_tty())
- return "";
-
- return b ? ANSI_HIGHLIGHT_GREEN_ON : ANSI_HIGHLIGHT_OFF;
-}
-
-static int translate_bus_error_to_exit_status(int r, const DBusError *error) {
+static int translate_bus_error_to_exit_status(int r, const sd_bus_error *error) {
assert(error);
- if (!dbus_error_is_set(error))
+ if (!sd_bus_error_is_set(error))
return r;
- if (dbus_error_has_name(error, DBUS_ERROR_ACCESS_DENIED) ||
- dbus_error_has_name(error, BUS_ERROR_ONLY_BY_DEPENDENCY) ||
- dbus_error_has_name(error, BUS_ERROR_NO_ISOLATION) ||
- dbus_error_has_name(error, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE))
+ if (sd_bus_error_has_name(error, SD_BUS_ERROR_ACCESS_DENIED) ||
+ sd_bus_error_has_name(error, BUS_ERROR_ONLY_BY_DEPENDENCY) ||
+ sd_bus_error_has_name(error, BUS_ERROR_NO_ISOLATION) ||
+ sd_bus_error_has_name(error, BUS_ERROR_TRANSACTION_IS_DESTRUCTIVE))
return EXIT_NOPERMISSION;
- if (dbus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT))
+ if (sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT))
return EXIT_NOTINSTALLED;
- if (dbus_error_has_name(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE) ||
- dbus_error_has_name(error, BUS_ERROR_NOT_SUPPORTED))
+ if (sd_bus_error_has_name(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE) ||
+ sd_bus_error_has_name(error, SD_BUS_ERROR_NOT_SUPPORTED))
return EXIT_NOTIMPLEMENTED;
- if (dbus_error_has_name(error, BUS_ERROR_LOAD_FAILED))
+ if (sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED))
return EXIT_NOTCONFIGURED;
if (r != 0)
return false;
}
-struct unit_info {
- const char *id;
- const char *description;
- const char *load_state;
- const char *active_state;
- const char *sub_state;
- const char *following;
- const char *unit_path;
- uint32_t job_id;
- const char *job_type;
- const char *job_path;
-};
-
static int compare_unit_info(const void *a, const void *b) {
+ const UnitInfo *u = a, *v = b;
const char *d1, *d2;
- const struct unit_info *u = a, *v = b;
d1 = strrchr(u->id, '.');
d2 = strrchr(v->id, '.');
return strcasecmp(u->id, v->id);
}
-static bool output_show_unit(const struct unit_info *u) {
+static bool output_show_unit(const UnitInfo *u) {
const char *dot;
- if (arg_failed)
- return streq(u->active_state, "failed");
+ if (!strv_isempty(arg_states))
+ return
+ strv_contains(arg_states, u->load_state) ||
+ strv_contains(arg_states, u->sub_state) ||
+ strv_contains(arg_states, u->active_state);
- return (!arg_type || ((dot = strrchr(u->id, '.')) &&
- streq(dot+1, arg_type))) &&
- (!arg_load_state || streq(u->load_state, arg_load_state)) &&
+ return (!arg_types || ((dot = strrchr(u->id, '.')) &&
+ strv_find(arg_types, dot+1))) &&
(arg_all || !(streq(u->active_state, "inactive")
|| u->following[0]) || u->job_id > 0);
}
-static void output_units_list(const struct unit_info *unit_infos, unsigned c) {
- unsigned id_len, max_id_len, active_len, sub_len, job_len, desc_len, n_shown = 0;
- const struct unit_info *u;
+static void output_units_list(const UnitInfo *unit_infos, unsigned c) {
+ unsigned id_len, max_id_len, load_len, active_len, sub_len, job_len, desc_len;
+ const UnitInfo *u;
+ unsigned n_shown = 0;
int job_count = 0;
max_id_len = sizeof("UNIT")-1;
+ load_len = sizeof("LOAD")-1;
active_len = sizeof("ACTIVE")-1;
sub_len = sizeof("SUB")-1;
job_len = sizeof("JOB")-1;
continue;
max_id_len = MAX(max_id_len, strlen(u->id));
+ load_len = MAX(load_len, strlen(u->load_state));
active_len = MAX(active_len, strlen(u->active_state));
sub_len = MAX(sub_len, strlen(u->sub_state));
+
if (u->job_id != 0) {
job_len = MAX(job_len, strlen(u->job_type));
job_count++;
}
}
- if (!arg_full) {
+ if (!arg_full && original_stdout_is_tty) {
unsigned basic_len;
- id_len = MIN(max_id_len, 25);
+
+ id_len = MIN(max_id_len, 25u);
basic_len = 5 + id_len + 5 + active_len + sub_len;
+
if (job_count)
basic_len += job_len + 1;
+
if (basic_len < (unsigned) columns()) {
unsigned extra_len, incr;
extra_len = columns() - basic_len;
+
/* Either UNIT already got 25, or is fully satisfied.
* Grant up to 25 to DESC now. */
- incr = MIN(extra_len, 25);
+ incr = MIN(extra_len, 25u);
desc_len += incr;
extra_len -= incr;
+
/* split the remaining space between UNIT and DESC,
* but do not give UNIT more than it needs. */
if (extra_len > 0) {
id_len = max_id_len;
for (u = unit_infos; u < unit_infos + c; u++) {
- char *e;
- const char *on_loaded, *off_loaded;
- const char *on_active, *off_active;
+ _cleanup_free_ char *e = NULL;
+ const char *on_loaded, *off_loaded, *on = "";
+ const char *on_active, *off_active, *off = "";
if (!output_show_unit(u))
continue;
if (!n_shown && !arg_no_legend) {
- printf("%-*s %-6s %-*s %-*s ", id_len, "UNIT", "LOAD",
- active_len, "ACTIVE", sub_len, "SUB");
+ printf("%-*s %-*s %-*s %-*s ",
+ id_len, "UNIT",
+ load_len, "LOAD",
+ active_len, "ACTIVE",
+ sub_len, "SUB");
+
if (job_count)
printf("%-*s ", job_len, "JOB");
+
if (!arg_full && arg_no_pager)
printf("%.*s\n", desc_len, "DESCRIPTION");
else
n_shown++;
- if (streq(u->load_state, "error")) {
- on_loaded = ansi_highlight_red(true);
- off_loaded = ansi_highlight_red(false);
+ if (streq(u->load_state, "error") ||
+ streq(u->load_state, "not-found")) {
+ on_loaded = on = ansi_highlight_red();
+ off_loaded = off = ansi_highlight_off();
} else
on_loaded = off_loaded = "";
if (streq(u->active_state, "failed")) {
- on_active = ansi_highlight_red(true);
- off_active = ansi_highlight_red(false);
+ on_active = on = ansi_highlight_red();
+ off_active = off = ansi_highlight_off();
} else
on_active = off_active = "";
e = arg_full ? NULL : ellipsize(u->id, id_len, 33);
- printf("%-*s %s%-6s%s %s%-*s %-*s%s %-*s",
- id_len, e ? e : u->id,
- on_loaded, u->load_state, off_loaded,
+ printf("%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
+ on, id_len, e ? e : u->id, off,
+ on_loaded, load_len, u->load_state, off_loaded,
on_active, active_len, u->active_state,
sub_len, u->sub_state, off_active,
job_count ? job_len + 1 : 0, u->job_id ? u->job_type : "");
- if (!arg_full && arg_no_pager)
+
+ if (desc_len > 0)
printf("%.*s\n", desc_len, u->description);
else
printf("%s\n", u->description);
-
- free(e);
}
if (!arg_no_legend) {
if (job_count)
printf("JOB = Pending job for the unit.\n");
puts("");
- on = ansi_highlight(true);
- off = ansi_highlight(false);
+ on = ansi_highlight();
+ off = ansi_highlight_off();
} else {
- on = ansi_highlight_red(true);
- off = ansi_highlight_red(false);
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
}
if (arg_all)
}
}
-static int list_units(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- _cleanup_free_ struct unit_info *unit_infos = NULL;
- DBusMessageIter iter, sub, sub2;
- unsigned c = 0, n_units = 0;
- int r;
+static int get_unit_list(
+ sd_bus *bus,
+ sd_bus_message **_reply,
+ UnitInfo **_unit_infos) {
- pager_open_if_enabled();
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ UnitInfo *unit_infos = NULL;
+ size_t size = 0;
+ int r, c = 0;
+ UnitInfo u;
+
+ assert(bus);
+ assert(_reply);
+ assert(_unit_infos);
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"ListUnits",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_INVALID);
+ NULL);
+ if (r < 0) {
+ log_error("Failed to list units: %s", bus_error_message(&error, r));
+ return r;
+ }
+
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = bus_parse_unit_info(reply, &u)) > 0) {
+
+ if (!GREEDY_REALLOC(unit_infos, size, c+1))
+ return log_oom();
+
+ unit_infos[c++] = u;
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ *_reply = reply;
+ reply = NULL;
+
+ *_unit_infos = unit_infos;
+ unit_infos = NULL;
+
+ return c;
+}
+
+static int list_units(sd_bus *bus, char **args) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ UnitInfo *unit_infos = NULL;
+ int r;
+
+ pager_open_if_enabled();
+
+ r = get_unit_list(bus, &reply, &unit_infos);
if (r < 0)
return r;
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
+ qsort_safe(unit_infos, r, sizeof(UnitInfo), compare_unit_info);
+ output_units_list(unit_infos, r);
+
+ return 0;
+}
+
+static int get_triggered_units(
+ sd_bus *bus,
+ const char* path,
+ char*** ret) {
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ int r;
+
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Unit",
+ "Triggers",
+ &error,
+ ret);
+
+ if (r < 0)
+ log_error("Failed to determine triggers: %s", bus_error_message(&error, r));
+
+ return 0;
+}
+
+static int get_listening(
+ sd_bus *bus,
+ const char* unit_path,
+ char*** listening) {
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ const char *type, *path;
+ int r, n = 0;
+
+ r = sd_bus_get_property(
+ bus,
+ "org.freedesktop.systemd1",
+ unit_path,
+ "org.freedesktop.systemd1.Socket",
+ "Listen",
+ &error,
+ &reply,
+ "a(ss)");
+ if (r < 0) {
+ log_error("Failed to get list of listening sockets: %s", bus_error_message(&error, r));
+ return r;
}
- dbus_message_iter_recurse(&iter, &sub);
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- struct unit_info *u;
+ while ((r = sd_bus_message_read(reply, "(ss)", &type, &path)) > 0) {
- assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT);
+ r = strv_extend(listening, type);
+ if (r < 0)
+ return log_oom();
- if (c >= n_units) {
- struct unit_info *w;
+ r = strv_extend(listening, path);
+ if (r < 0)
+ return log_oom();
- n_units = MAX(2*c, 16);
- w = realloc(unit_infos, sizeof(struct unit_info) * n_units);
- if (!w)
- return log_oom();
+ n++;
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ return n;
+}
+
+struct socket_info {
+ const char* id;
+
+ char* type;
+ char* path;
- unit_infos = w;
+ /* Note: triggered is a list here, although it almost certainly
+ * will always be one unit. Nevertheless, dbus API allows for multiple
+ * values, so let's follow that.*/
+ char** triggered;
+
+ /* The strv above is shared. free is set only in the first one. */
+ bool own_triggered;
+};
+
+static int socket_info_compare(const struct socket_info *a, const struct socket_info *b) {
+ int o;
+
+ assert(a);
+ assert(b);
+
+ o = strcmp(a->path, b->path);
+ if (o == 0)
+ o = strcmp(a->type, b->type);
+
+ return o;
+}
+
+static int output_sockets_list(struct socket_info *socket_infos, unsigned cs) {
+ struct socket_info *s;
+ unsigned pathlen = sizeof("LISTEN") - 1,
+ typelen = (sizeof("TYPE") - 1) * arg_show_types,
+ socklen = sizeof("UNIT") - 1,
+ servlen = sizeof("ACTIVATES") - 1;
+ const char *on, *off;
+
+ for (s = socket_infos; s < socket_infos + cs; s++) {
+ unsigned tmp = 0;
+ char **a;
+
+ socklen = MAX(socklen, strlen(s->id));
+ if (arg_show_types)
+ typelen = MAX(typelen, strlen(s->type));
+ pathlen = MAX(pathlen, strlen(s->path));
+
+ STRV_FOREACH(a, s->triggered)
+ tmp += strlen(*a) + 2*(a != s->triggered);
+ servlen = MAX(servlen, tmp);
+ }
+
+ if (cs) {
+ if (!arg_no_legend)
+ printf("%-*s %-*.*s%-*s %s\n",
+ pathlen, "LISTEN",
+ typelen + arg_show_types, typelen + arg_show_types, "TYPE ",
+ socklen, "UNIT",
+ "ACTIVATES");
+
+ for (s = socket_infos; s < socket_infos + cs; s++) {
+ char **a;
+
+ if (arg_show_types)
+ printf("%-*s %-*s %-*s",
+ pathlen, s->path, typelen, s->type, socklen, s->id);
+ else
+ printf("%-*s %-*s",
+ pathlen, s->path, socklen, s->id);
+ STRV_FOREACH(a, s->triggered)
+ printf("%s %s",
+ a == s->triggered ? "" : ",", *a);
+ printf("\n");
}
- u = unit_infos + c;
-
- dbus_message_iter_recurse(&sub, &sub2);
-
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->id, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->description, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->load_state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->active_state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->sub_state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->following, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &u->unit_path, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &u->job_id, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->job_type, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &u->job_path, false) < 0) {
- log_error("Failed to parse reply.");
- return -EIO;
+ on = ansi_highlight();
+ off = ansi_highlight_off();
+ if (!arg_no_legend)
+ printf("\n");
+ } else {
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
+ }
+
+ if (!arg_no_legend) {
+ printf("%s%u sockets listed.%s\n", on, cs, off);
+ if (!arg_all)
+ printf("Pass --all to see loaded but inactive sockets, too.\n");
+ }
+
+ return 0;
+}
+
+static int list_sockets(sd_bus *bus, char **args) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ UnitInfo *unit_infos = NULL;
+ struct socket_info *socket_infos = NULL;
+ const UnitInfo *u;
+ struct socket_info *s;
+ unsigned cs = 0;
+ size_t size = 0;
+ int r = 0, n;
+
+ pager_open_if_enabled();
+
+ n = get_unit_list(bus, &reply, &unit_infos);
+ if (n < 0)
+ return n;
+
+ for (u = unit_infos; u < unit_infos + n; u++) {
+ _cleanup_strv_free_ char **listening = NULL, **triggered = NULL;
+ int i, c;
+
+ if (!output_show_unit(u))
+ continue;
+
+ if (!endswith(u->id, ".socket"))
+ continue;
+
+ r = get_triggered_units(bus, u->unit_path, &triggered);
+ if (r < 0)
+ goto cleanup;
+
+ c = get_listening(bus, u->unit_path, &listening);
+ if (c < 0) {
+ r = c;
+ goto cleanup;
}
- dbus_message_iter_next(&sub);
- c++;
+ if (!GREEDY_REALLOC(socket_infos, size, cs + c)) {
+ r = log_oom();
+ goto cleanup;
+ }
+
+ for (i = 0; i < c; i++)
+ socket_infos[cs + i] = (struct socket_info) {
+ .id = u->id,
+ .type = listening[i*2],
+ .path = listening[i*2 + 1],
+ .triggered = triggered,
+ .own_triggered = i==0,
+ };
+
+ /* from this point on we will cleanup those socket_infos */
+ cs += c;
+ free(listening);
+ listening = triggered = NULL; /* avoid cleanup */
}
- if (c > 0) {
- qsort(unit_infos, c, sizeof(struct unit_info), compare_unit_info);
- output_units_list(unit_infos, c);
+ qsort_safe(socket_infos, cs, sizeof(struct socket_info),
+ (__compar_fn_t) socket_info_compare);
+
+ output_sockets_list(socket_infos, cs);
+
+ cleanup:
+ assert(cs == 0 || socket_infos);
+ for (s = socket_infos; s < socket_infos + cs; s++) {
+ free(s->type);
+ free(s->path);
+ if (s->own_triggered)
+ strv_free(s->triggered);
+ }
+ free(socket_infos);
+
+ return r;
+}
+
+static int get_next_elapse(
+ sd_bus *bus,
+ const char *path,
+ dual_timestamp *next) {
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ dual_timestamp t;
+ int r;
+
+ assert(bus);
+ assert(path);
+ assert(next);
+
+ r = sd_bus_get_property_trivial(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Timer",
+ "NextElapseUSecMonotonic",
+ &error,
+ 't',
+ &t.monotonic);
+ if (r < 0) {
+ log_error("Failed to get next elapsation time: %s", bus_error_message(&error, r));
+ return r;
+ }
+
+ r = sd_bus_get_property_trivial(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Timer",
+ "NextElapseUSecRealtime",
+ &error,
+ 't',
+ &t.realtime);
+ if (r < 0) {
+ log_error("Failed to get next elapsation time: %s", bus_error_message(&error, r));
+ return r;
+ }
+
+ *next = t;
+ return 0;
+}
+
+struct timer_info {
+ const char* id;
+ usec_t next_elapse;
+ char** triggered;
+};
+
+static int timer_info_compare(const struct timer_info *a, const struct timer_info *b) {
+ assert(a);
+ assert(b);
+
+ if (a->next_elapse < b->next_elapse)
+ return -1;
+ if (a->next_elapse > b->next_elapse)
+ return 1;
+
+ return strcmp(a->id, b->id);
+}
+
+static int output_timers_list(struct timer_info *timer_infos, unsigned n) {
+ struct timer_info *t;
+ unsigned
+ nextlen = sizeof("NEXT") - 1,
+ leftlen = sizeof("LEFT") - 1,
+ unitlen = sizeof("UNIT") - 1,
+ activatelen = sizeof("ACTIVATES") - 1;
+
+ const char *on, *off;
+
+ assert(timer_infos || n == 0);
+
+ for (t = timer_infos; t < timer_infos + n; t++) {
+ unsigned ul = 0;
+ char **a;
+
+ if (t->next_elapse > 0) {
+ char tstamp[FORMAT_TIMESTAMP_MAX] = "", trel[FORMAT_TIMESTAMP_RELATIVE_MAX] = "";
+
+ format_timestamp(tstamp, sizeof(tstamp), t->next_elapse);
+ nextlen = MAX(nextlen, strlen(tstamp) + 1);
+
+ format_timestamp_relative(trel, sizeof(trel), t->next_elapse);
+ leftlen = MAX(leftlen, strlen(trel));
+ }
+
+ unitlen = MAX(unitlen, strlen(t->id));
+
+ STRV_FOREACH(a, t->triggered)
+ ul += strlen(*a) + 2*(a != t->triggered);
+ activatelen = MAX(activatelen, ul);
+ }
+
+ if (n > 0) {
+ if (!arg_no_legend)
+ printf("%-*s %-*s %-*s %s\n",
+ nextlen, "NEXT",
+ leftlen, "LEFT",
+ unitlen, "UNIT",
+ "ACTIVATES");
+
+ for (t = timer_infos; t < timer_infos + n; t++) {
+ char tstamp[FORMAT_TIMESTAMP_MAX] = "n/a", trel[FORMAT_TIMESTAMP_RELATIVE_MAX] = "n/a";
+ char **a;
+
+ format_timestamp(tstamp, sizeof(tstamp), t->next_elapse);
+ format_timestamp_relative(trel, sizeof(trel), t->next_elapse);
+
+ printf("%-*s %-*s %-*s",
+ nextlen, tstamp, leftlen, trel, unitlen, t->id);
+
+ STRV_FOREACH(a, t->triggered)
+ printf("%s %s",
+ a == t->triggered ? "" : ",", *a);
+ printf("\n");
+ }
+
+ on = ansi_highlight();
+ off = ansi_highlight_off();
+ if (!arg_no_legend)
+ printf("\n");
+ } else {
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
+ }
+
+ if (!arg_no_legend) {
+ printf("%s%u timers listed.%s\n", on, n, off);
+ if (!arg_all)
+ printf("Pass --all to see loaded but inactive timers, too.\n");
}
return 0;
}
+static int list_timers(sd_bus *bus, char **args) {
+
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ struct timer_info *timer_infos = NULL;
+ _cleanup_free_ UnitInfo *unit_infos = NULL;
+ struct timer_info *t;
+ const UnitInfo *u;
+ size_t size = 0;
+ int n, c = 0;
+ dual_timestamp nw;
+ int r = 0;
+
+ pager_open_if_enabled();
+
+ n = get_unit_list(bus, &reply, &unit_infos);
+ if (n < 0)
+ return n;
+
+ dual_timestamp_get(&nw);
+
+ for (u = unit_infos; u < unit_infos + n; u++) {
+ _cleanup_strv_free_ char **triggered = NULL;
+ dual_timestamp next;
+ usec_t m;
+
+ if (!output_show_unit(u))
+ continue;
+
+ if (!endswith(u->id, ".timer"))
+ continue;
+
+ r = get_triggered_units(bus, u->unit_path, &triggered);
+ if (r < 0)
+ goto cleanup;
+
+ r = get_next_elapse(bus, u->unit_path, &next);
+ if (r < 0)
+ goto cleanup;
+
+ if (next.monotonic != (usec_t) -1 && next.monotonic > 0) {
+ usec_t converted;
+
+ if (next.monotonic > nw.monotonic)
+ converted = nw.realtime + (next.monotonic - nw.monotonic);
+ else
+ converted = nw.realtime - (nw.monotonic - next.monotonic);
+
+ if (next.realtime != (usec_t) -1 && next.realtime > 0)
+ m = MIN(converted, next.realtime);
+ else
+ m = converted;
+ } else
+ m = next.realtime;
+
+ if (!GREEDY_REALLOC(timer_infos, size, c+1)) {
+ r = log_oom();
+ goto cleanup;
+ }
+
+ timer_infos[c++] = (struct timer_info) {
+ .id = u->id,
+ .next_elapse = m,
+ .triggered = triggered,
+ };
+
+ triggered = NULL; /* avoid cleanup */
+ }
+
+ qsort_safe(timer_infos, c, sizeof(struct timer_info),
+ (__compar_fn_t) timer_info_compare);
+
+ output_timers_list(timer_infos, c);
+
+ cleanup:
+ for (t = timer_infos; t < timer_infos + c; t++)
+ strv_free(t->triggered);
+
+ return r;
+}
+
static int compare_unit_file_list(const void *a, const void *b) {
const char *d1, *d2;
const UnitFileList *u = a, *v = b;
static bool output_show_unit_file(const UnitFileList *u) {
const char *dot;
- return !arg_type || ((dot = strrchr(u->path, '.')) && streq(dot+1, arg_type));
+ return !arg_types || ((dot = strrchr(u->path, '.')) && strv_find(arg_types, dot+1));
}
static void output_unit_file_list(const UnitFileList *units, unsigned c) {
max_id_len = sizeof("UNIT FILE")-1;
state_cols = sizeof("STATE")-1;
+
for (u = units; u < units + c; u++) {
if (!output_show_unit_file(u))
continue;
if (!arg_full) {
unsigned basic_cols;
- id_cols = MIN(max_id_len, 25);
+
+ id_cols = MIN(max_id_len, 25u);
basic_cols = 1 + id_cols + state_cols;
if (basic_cols < (unsigned) columns())
id_cols += MIN(columns() - basic_cols, max_id_len - id_cols);
id_cols = max_id_len;
if (!arg_no_legend)
- printf("%-*s %-*s\n", id_cols, "UNIT FILE", state_cols, "STATE");
+ printf("%-*s %-*s\n",
+ id_cols, "UNIT FILE",
+ state_cols, "STATE");
for (u = units; u < units + c; u++) {
- char *e;
+ _cleanup_free_ char *e = NULL;
const char *on, *off;
const char *id;
u->state == UNIT_FILE_MASKED_RUNTIME ||
u->state == UNIT_FILE_DISABLED ||
u->state == UNIT_FILE_INVALID) {
- on = ansi_highlight_red(true);
- off = ansi_highlight_red(false);
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
} else if (u->state == UNIT_FILE_ENABLED) {
- on = ansi_highlight_green(true);
- off = ansi_highlight_green(false);
+ on = ansi_highlight_green();
+ off = ansi_highlight_off();
} else
on = off = "";
printf("%-*s %s%-*s%s\n",
id_cols, e ? e : id,
on, state_cols, unit_file_state_to_string(u->state), off);
-
- free(e);
}
if (!arg_no_legend)
printf("\n%u unit files listed.\n", n_shown);
}
-static int list_unit_files(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
+static int list_unit_files(sd_bus *bus, char **args) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ UnitFileList *units = NULL;
- DBusMessageIter iter, sub, sub2;
- unsigned c = 0, n_units = 0;
+ unsigned c = 0;
+ const char *state;
+ char *path;
int r;
pager_open_if_enabled();
Hashmap *h;
UnitFileList *u;
Iterator i;
+ unsigned n_units;
h = hashmap_new(string_hash_func, string_compare_func);
if (!h)
free(u);
}
+ assert(c == n_units);
hashmap_free(h);
} else {
- r = bus_method_call_with_reply(
+ size_t size = 0;
+
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"ListUnitFiles",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ NULL);
+ if (r < 0) {
+ log_error("Failed to list unit files: %s", bus_error_message(&error, r));
return r;
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
}
- dbus_message_iter_recurse(&iter, &sub);
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- UnitFileList *u;
- const char *state;
+ while ((r = sd_bus_message_read(reply, "(ss)", &path, &state)) > 0) {
- assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT);
-
- if (c >= n_units) {
- UnitFileList *w;
-
- n_units = MAX(2*c, 16);
- w = realloc(units, sizeof(struct UnitFileList) * n_units);
- if (!w)
- return log_oom();
-
- units = w;
- }
-
- u = units + c;
-
- dbus_message_iter_recurse(&sub, &sub2);
-
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &u->path, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &state, false) < 0) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
-
- u->state = unit_file_state_from_string(state);
+ if (!GREEDY_REALLOC(units, size, c + 1))
+ return log_oom();
- dbus_message_iter_next(&sub);
- c++;
+ units[c++] = (struct UnitFileList) {
+ path,
+ unit_file_state_from_string(state)
+ };
}
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
}
if (c > 0) {
return 0;
}
-static int dot_one_property(const char *name, const char *prop, DBusMessageIter *iter) {
-
- static const char * const colors[] = {
- "Requires", "[color=\"black\"]",
- "RequiresOverridable", "[color=\"black\"]",
- "Requisite", "[color=\"darkblue\"]",
- "RequisiteOverridable", "[color=\"darkblue\"]",
- "Wants", "[color=\"grey66\"]",
- "Conflicts", "[color=\"red\"]",
- "ConflictedBy", "[color=\"red\"]",
- "After", "[color=\"green\"]"
- };
-
- const char *c = NULL;
- unsigned i;
+static int list_dependencies_print(const char *name, int level, unsigned int branches, bool last) {
+ _cleanup_free_ char *n = NULL;
+ size_t max_len = MAX(columns(),20u);
+ size_t len = 0;
+ int i;
- assert(name);
- assert(prop);
- assert(iter);
+ if (!arg_plain) {
- for (i = 0; i < ELEMENTSOF(colors); i += 2)
- if (streq(colors[i], prop)) {
- c = colors[i+1];
- break;
+ for (i = level - 1; i >= 0; i--) {
+ len += 2;
+ if (len > max_len - 3 && !arg_full) {
+ printf("%s...\n",max_len % 2 ? "" : " ");
+ return 0;
+ }
+ printf("%s", draw_special_char(branches & (1 << i) ? DRAW_TREE_VERT : DRAW_TREE_SPACE));
}
+ len += 2;
- if (!c)
- return 0;
-
- if (arg_dot != DOT_ALL)
- if ((arg_dot == DOT_ORDER) != streq(prop, "After"))
+ if (len > max_len - 3 && !arg_full) {
+ printf("%s...\n",max_len % 2 ? "" : " ");
return 0;
+ }
- switch (dbus_message_iter_get_arg_type(iter)) {
-
- case DBUS_TYPE_ARRAY:
-
- if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRING) {
- DBusMessageIter sub;
-
- dbus_message_iter_recurse(iter, &sub);
-
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char *s;
-
- assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING);
- dbus_message_iter_get_basic(&sub, &s);
- printf("\t\"%s\"->\"%s\" %s;\n", name, s, c);
-
- dbus_message_iter_next(&sub);
- }
+ printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
+ }
- return 0;
- }
+ if (arg_full){
+ printf("%s\n", name);
+ return 0;
}
+ n = ellipsize(name, max_len-len, 100);
+ if (!n)
+ return log_oom();
+
+ printf("%s\n", n);
return 0;
}
-static int dot_one(DBusConnection *bus, const char *name, const char *path) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- const char *interface = "org.freedesktop.systemd1.Unit";
+static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
+
+ static const char *dependencies[] = {
+ [DEPENDENCY_FORWARD] = "Requires\0"
+ "RequiresOverridable\0"
+ "Requisite\0"
+ "RequisiteOverridable\0"
+ "Wants\0",
+ [DEPENDENCY_REVERSE] = "RequiredBy\0"
+ "RequiredByOverridable\0"
+ "WantedBy\0"
+ "PartOf\0",
+ [DEPENDENCY_AFTER] = "After\0",
+ [DEPENDENCY_BEFORE] = "Before\0",
+ };
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_strv_free_ char **ret = NULL;
+ _cleanup_free_ char *path = NULL;
int r;
- DBusMessageIter iter, sub, sub2, sub3;
assert(bus);
- assert(path);
+ assert(name);
+ assert(deps);
+ assert(arg_dependency < ELEMENTSOF(dependencies));
+
+ path = unit_dbus_path_from_name(name);
+ if (!path)
+ return log_oom();
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
path,
"org.freedesktop.DBus.Properties",
"GetAll",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "s", "org.freedesktop.systemd1.Unit");
+ if (r < 0) {
+ log_error("Failed to get properties of %s: %s", name, bus_error_message(&error, r));
return r;
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) {
- log_error("Failed to parse reply.");
- return -EIO;
}
- dbus_message_iter_recurse(&iter, &sub);
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "{sv}");
+ if (r < 0)
+ return bus_log_parse_error(r);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
+ while ((r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_DICT_ENTRY, "sv")) > 0) {
const char *prop;
- assert(dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_DICT_ENTRY);
- dbus_message_iter_recurse(&sub, &sub2);
+ r = sd_bus_message_read(reply, "s", &prop);
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &prop, true) < 0 ||
- dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- return -EIO;
+ if (!nulstr_contains(dependencies[arg_dependency], prop)) {
+ r = sd_bus_message_skip(reply, "v");
+ if (r < 0)
+ return bus_log_parse_error(r);
+ } else {
+
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_VARIANT, "as");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = bus_message_read_strv_extend(reply, &ret);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
}
- dbus_message_iter_recurse(&sub2, &sub3);
- r = dot_one_property(name, prop, &sub3);
+ r = sd_bus_message_exit_container(reply);
if (r < 0)
- return r;
+ return bus_log_parse_error(r);
- dbus_message_iter_next(&sub);
}
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ *deps = ret;
+ ret = NULL;
return 0;
}
-static int dot(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- DBusMessageIter iter, sub, sub2;
- int r;
+static int list_dependencies_compare(const void *_a, const void *_b) {
+ const char **a = (const char**) _a, **b = (const char**) _b;
- r = bus_method_call_with_reply(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "ListUnits",
- &reply,
- NULL,
- DBUS_TYPE_INVALID);
- if (r < 0)
- return r;
+ if (unit_name_to_type(*a) == UNIT_TARGET && unit_name_to_type(*b) != UNIT_TARGET)
+ return 1;
+ if (unit_name_to_type(*a) != UNIT_TARGET && unit_name_to_type(*b) == UNIT_TARGET)
+ return -1;
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ return strcasecmp(*a, *b);
+}
- printf("digraph systemd {\n");
+static int list_dependencies_one(
+ sd_bus *bus,
+ const char *name,
+ int level,
+ char ***units,
+ unsigned int branches) {
- dbus_message_iter_recurse(&iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char *id, *description, *load_state, *active_state, *sub_state, *following, *unit_path;
+ _cleanup_strv_free_ char **deps = NULL, **u;
+ char **c;
+ int r = 0;
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ assert(bus);
+ assert(name);
+ assert(units);
- dbus_message_iter_recurse(&sub, &sub2);
+ u = strv_append(*units, name);
+ if (!u)
+ return log_oom();
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &id, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &description, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &load_state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &active_state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &sub_state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &following, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &unit_path, true) < 0) {
- log_error("Failed to parse reply.");
- return -EIO;
+ r = list_dependencies_get_dependencies(bus, name, &deps);
+ if (r < 0)
+ return r;
+
+ qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
+
+ STRV_FOREACH(c, deps) {
+ int state;
+
+ if (strv_contains(u, *c)) {
+ if (!arg_plain) {
+ r = list_dependencies_print("...", level + 1, (branches << 1) | (c[1] == NULL ? 0 : 1), 1);
+ if (r < 0)
+ return r;
+ }
+ continue;
}
- r = dot_one(bus, id, unit_path);
+ state = check_one_unit(bus, *c, "activating\0active\0reloading\0", true);
+ if (state > 0)
+ printf("%s%s%s", ansi_highlight_green(), draw_special_char(DRAW_BLACK_CIRCLE), ansi_highlight_off());
+ else
+ printf("%s%s%s", ansi_highlight_red(), draw_special_char(DRAW_BLACK_CIRCLE), ansi_highlight_off());
+
+ r = list_dependencies_print(*c, level, branches, c[1] == NULL);
if (r < 0)
return r;
- /* printf("\t\"%s\";\n", id); */
- dbus_message_iter_next(&sub);
+ if (arg_all || unit_name_to_type(*c) == UNIT_TARGET) {
+ r = list_dependencies_one(bus, *c, level + 1, &u, (branches << 1) | (c[1] == NULL ? 0 : 1));
+ if (r < 0)
+ return r;
+ }
+ }
+
+ if (arg_plain) {
+ strv_free(*units);
+ *units = u;
+ u = NULL;
}
- printf("}\n");
+ return 0;
+}
+
+static int list_dependencies(sd_bus *bus, char **args) {
+ _cleanup_strv_free_ char **units = NULL;
+ _cleanup_free_ char *unit = NULL;
+ const char *u;
- log_info(" Color legend: black = Requires\n"
- " dark blue = Requisite\n"
- " dark grey = Wants\n"
- " red = Conflicts\n"
- " green = After\n");
+ assert(bus);
- if (on_tty())
- log_notice("-- You probably want to process this output with graphviz' dot tool.\n"
- "-- Try a shell pipeline like 'systemctl dot | dot -Tsvg > systemd.svg'!\n");
+ if (args[1]) {
+ unit = unit_name_mangle(args[1]);
+ if (!unit)
+ return log_oom();
+ u = unit;
+ } else
+ u = SPECIAL_DEFAULT_TARGET;
- return 0;
+ pager_open_if_enabled();
+
+ puts(u);
+
+ return list_dependencies_one(bus, u, 0, &units, 0);
}
-static int list_jobs(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- DBusMessageIter iter, sub, sub2;
- unsigned k = 0;
+static int get_default(sd_bus *bus, char **args) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_free_ char *_path = NULL;
+ const char *path;
int r;
- pager_open_if_enabled();
+ if (!bus || avoid_bus()) {
+ r = unit_file_get_default(arg_scope, arg_root, &_path);
+ if (r < 0) {
+ log_error("Failed to get default target: %s", strerror(-r));
+ return r;
+ }
+ path = _path;
- r = bus_method_call_with_reply(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "ListJobs",
- &reply,
- NULL,
- DBUS_TYPE_INVALID);
- if (r < 0)
- return r;
+ } else {
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "GetDefaultTarget",
+ &error,
+ &reply,
+ NULL);
+ if (r < 0) {
+ log_error("Failed to get default target: %s", bus_error_message(&error, -r));
+ return r;
+ }
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
+ r = sd_bus_message_read(reply, "s", &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
}
- dbus_message_iter_recurse(&iter, &sub);
-
- if (on_tty())
- printf("%4s %-25s %-15s %-7s\n", "JOB", "UNIT", "TYPE", "STATE");
+ if (path)
+ printf("%s\n", path);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char *name, *type, *state, *job_path, *unit_path;
- uint32_t id;
- char *e;
+ return 0;
+}
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+static void dump_unit_file_changes(const UnitFileChange *changes, unsigned n_changes) {
+ unsigned i;
- dbus_message_iter_recurse(&sub, &sub2);
+ assert(changes || n_changes == 0);
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &id, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &name, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &state, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &job_path, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_OBJECT_PATH, &unit_path, false) < 0) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ for (i = 0; i < n_changes; i++) {
+ if (changes[i].type == UNIT_FILE_SYMLINK)
+ log_info("ln -s '%s' '%s'", changes[i].source, changes[i].path);
+ else
+ log_info("rm '%s'", changes[i].path);
+ }
+}
- e = arg_full ? NULL : ellipsize(name, 25, 33);
- printf("%4u %-25s %-15s %-7s\n", id, e ? e : name, type, state);
- free(e);
+static int deserialize_and_dump_unit_file_changes(sd_bus_message *m) {
+ const char *type, *path, *source;
+ int r;
- k++;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_next(&sub);
+ while ((r = sd_bus_message_read(m, "(sss)", &type, &path, &source)) > 0) {
+ if (!arg_quiet) {
+ if (streq(type, "symlink"))
+ log_info("ln -s '%s' '%s'", source, path);
+ else
+ log_info("rm '%s'", path);
+ }
}
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (on_tty())
- printf("\n%u jobs listed.\n", k);
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
}
-static int load_unit(DBusConnection *bus, char **args) {
- char **name;
+static int set_default(sd_bus *bus, char **args) {
+ _cleanup_free_ char *unit = NULL;
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+ int r;
- assert(args);
+ unit = unit_name_mangle_with_suffix(args[1], ".target");
+ if (!unit)
+ return log_oom();
- STRV_FOREACH(name, args+1) {
- _cleanup_free_ char *n = NULL;
- int r;
+ if (!bus || avoid_bus()) {
+ r = unit_file_set_default(arg_scope, arg_root, unit, arg_force, &changes, &n_changes);
+ if (r < 0) {
+ log_error("Failed to set default target: %s", strerror(-r));
+ return r;
+ }
- n = unit_name_mangle(*name);
- if (!n)
- return log_oom();
+ if (!arg_quiet)
+ dump_unit_file_changes(changes, n_changes);
+
+ r = 0;
+ } else {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "LoadUnit",
- NULL,
- NULL,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_INVALID);
+ "SetDefaultTarget",
+ &error,
+ &reply,
+ "sb", unit, arg_force);
+ if (r < 0) {
+ log_error("Failed to set default target: %s", bus_error_message(&error, -r));
+ return r;
+ }
+
+ r = deserialize_and_dump_unit_file_changes(reply);
if (r < 0)
return r;
+
+ /* Try to reload if enabeld */
+ if (!arg_no_reload)
+ r = daemon_reload(bus, args);
+ else
+ r = 0;
}
- return 0;
+ unit_file_changes_free(changes, n_changes);
+
+ return r;
+}
+
+struct job_info {
+ uint32_t id;
+ const char *name, *type, *state;
+};
+
+static void output_jobs_list(const struct job_info* jobs, unsigned n) {
+ unsigned id_len, unit_len, type_len, state_len;
+ const struct job_info *j;
+ const char *on, *off;
+ bool shorten = false;
+
+ assert(n == 0 || jobs);
+
+ if (n == 0) {
+ on = ansi_highlight_green();
+ off = ansi_highlight_off();
+
+ printf("%sNo jobs running.%s\n", on, off);
+ return;
+ }
+
+ pager_open_if_enabled();
+
+ id_len = sizeof("JOB")-1;
+ unit_len = sizeof("UNIT")-1;
+ type_len = sizeof("TYPE")-1;
+ state_len = sizeof("STATE")-1;
+
+ for (j = jobs; j < jobs + n; j++) {
+ uint32_t id = j->id;
+ assert(j->name && j->type && j->state);
+
+ id_len = MAX(id_len, DECIMAL_STR_WIDTH(id));
+ unit_len = MAX(unit_len, strlen(j->name));
+ type_len = MAX(type_len, strlen(j->type));
+ state_len = MAX(state_len, strlen(j->state));
+ }
+
+ if (!arg_full && id_len + 1 + unit_len + type_len + 1 + state_len > columns()) {
+ unit_len = MAX(33u, columns() - id_len - type_len - state_len - 3);
+ shorten = true;
+ }
+
+ if (!arg_no_legend)
+ printf("%*s %-*s %-*s %-*s\n",
+ id_len, "JOB",
+ unit_len, "UNIT",
+ type_len, "TYPE",
+ state_len, "STATE");
+
+ for (j = jobs; j < jobs + n; j++) {
+ _cleanup_free_ char *e = NULL;
+
+ if (streq(j->state, "running")) {
+ on = ansi_highlight();
+ off = ansi_highlight_off();
+ } else
+ on = off = "";
+
+ e = shorten ? ellipsize(j->name, unit_len, 33) : NULL;
+ printf("%*u %s%-*s%s %-*s %s%-*s%s\n",
+ id_len, j->id,
+ on, unit_len, e ? e : j->name, off,
+ type_len, j->type,
+ on, state_len, j->state, off);
+ }
+
+ if (!arg_no_legend) {
+ on = ansi_highlight();
+ off = ansi_highlight_off();
+
+ printf("\n%s%u jobs listed%s.\n", on, n, off);
+ }
+}
+
+static int list_jobs(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ const char *name, *type, *state, *job_path, *unit_path;
+ _cleanup_free_ struct job_info *jobs = NULL;
+ size_t size = 0;
+ unsigned c = 0;
+ uint32_t id;
+ int r;
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "ListJobs",
+ &error,
+ &reply,
+ NULL);
+ if (r < 0) {
+ log_error("Failed to list jobs: %s", bus_error_message(&error, r));
+ return r;
+ }
+
+ r = sd_bus_message_enter_container(reply, 'a', "(usssoo)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(reply, "(usssoo)", &id, &name, &type, &state, &job_path, &unit_path)) > 0) {
+
+ if (!GREEDY_REALLOC(jobs, size, c + 1))
+ return log_oom();
+
+ jobs[c++] = (struct job_info) {
+ id,
+ name,
+ type,
+ state
+ };
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ output_jobs_list(jobs, c);
+ return r;
}
-static int cancel_job(DBusConnection *bus, char **args) {
+static int cancel_job(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
char **name;
assert(args);
r = safe_atou32(*name, &id);
if (r < 0) {
- log_error("Failed to parse job id: %s", strerror(-r));
+ log_error("Failed to parse job id \"%s\": %s", *name, strerror(-r));
return r;
}
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"CancelJob",
+ &error,
NULL,
- NULL,
- DBUS_TYPE_UINT32, &id,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "u", id);
+ if (r < 0) {
+ log_error("Failed to cancel job %u: %s", (unsigned) id, bus_error_message(&error, r));
return r;
+ }
}
return 0;
}
-static bool need_daemon_reload(DBusConnection *bus, const char *unit) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- dbus_bool_t b = FALSE;
- DBusMessageIter iter, sub;
- const char
- *interface = "org.freedesktop.systemd1.Unit",
- *property = "NeedDaemonReload",
- *path;
+static int need_daemon_reload(sd_bus *bus, const char *unit) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ char *n = NULL;
- int r;
+ const char *path;
+ int b, r;
- /* We ignore all errors here, since this is used to show a warning only */
+ /* We ignore all errors here, since this is used to show a
+ * warning only */
n = unit_name_mangle(unit);
if (!n)
- return log_oom();
+ return -ENOMEM;
- r = bus_method_call_with_reply (
+ /* We don't use unit_dbus_path_from_name() directly since we
+ * don't want to load the unit if it isn't loaded. */
+
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"GetUnit",
- &reply,
NULL,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_INVALID);
+ &reply,
+ "s", n);
if (r < 0)
return r;
- if (!dbus_message_get_args(reply, NULL,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID))
- return -EIO;
-
- dbus_message_unref(reply);
- reply = NULL;
+ r = sd_bus_message_read(reply, "o", &path);
+ if (r < 0)
+ return r;
- r = bus_method_call_with_reply(
+ r = sd_bus_get_property_trivial(
bus,
"org.freedesktop.systemd1",
path,
- "org.freedesktop.DBus.Properties",
- "Get",
- &reply,
+ "org.freedesktop.systemd1.Unit",
+ "NeedDaemonReload",
NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID);
+ 'b', &b);
if (r < 0)
return r;
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT)
- return -EIO;
-
- dbus_message_iter_recurse(&iter, &sub);
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_BOOLEAN)
- return -EIO;
-
- dbus_message_iter_get_basic(&sub, &b);
return b;
}
char *result;
} WaitData;
-static DBusHandlerResult wait_filter(DBusConnection *connection, DBusMessage *message, void *data) {
- DBusError error;
+static int wait_filter(sd_bus *bus, sd_bus_message *m, void *data, sd_bus_error *error) {
WaitData *d = data;
- assert(connection);
- assert(message);
+ assert(bus);
+ assert(m);
assert(d);
- dbus_error_init(&error);
-
log_debug("Got D-Bus request: %s.%s() on %s",
- dbus_message_get_interface(message),
- dbus_message_get_member(message),
- dbus_message_get_path(message));
+ sd_bus_message_get_interface(m),
+ sd_bus_message_get_member(m),
+ sd_bus_message_get_path(m));
- if (dbus_message_is_signal(message, DBUS_INTERFACE_LOCAL, "Disconnected")) {
+ if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected")) {
log_error("Warning! D-Bus connection terminated.");
- dbus_connection_close(connection);
-
- } else if (dbus_message_is_signal(message, "org.freedesktop.systemd1.Manager", "JobRemoved")) {
+ sd_bus_close(bus);
+ } else if (sd_bus_message_is_signal(m, "org.freedesktop.systemd1.Manager", "JobRemoved")) {
uint32_t id;
const char *path, *result, *unit;
+ char *ret;
+ int r;
- if (dbus_message_get_args(message, &error,
- DBUS_TYPE_UINT32, &id,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_STRING, &unit,
- DBUS_TYPE_STRING, &result,
- DBUS_TYPE_INVALID)) {
+ r = sd_bus_message_read(m, "uoss", &id, &path, &unit, &result);
+ if (r >= 0) {
+ ret = set_remove(d->set, (char*) path);
+ if (!ret)
+ return 0;
- free(set_remove(d->set, (char*) path));
+ free(ret);
if (!isempty(result))
d->result = strdup(result);
if (!isempty(unit))
d->name = strdup(unit);
- goto finish;
+ return 0;
}
-#ifndef LEGACY
- dbus_error_free(&error);
- if (dbus_message_get_args(message, &error,
- DBUS_TYPE_UINT32, &id,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_STRING, &result,
- DBUS_TYPE_INVALID)) {
- /* Compatibility with older systemd versions <
- * 183 during upgrades. This should be dropped
- * one day. */
- free(set_remove(d->set, (char*) path));
+#ifndef NOLEGACY
+ r = sd_bus_message_read(m, "uos", &id, &path, &result);
+ if (r >= 0) {
+ ret = set_remove(d->set, (char*) path);
+ if (!ret)
+ return 0;
+
+ free(ret);
if (*result)
d->result = strdup(result);
- goto finish;
+ return 0;
}
#endif
- log_error("Failed to parse message: %s", bus_error_message(&error));
+ bus_log_parse_error(r);
}
-finish:
- dbus_error_free(&error);
- return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
+ return 0;
}
-static int enable_wait_for_jobs(DBusConnection *bus) {
- DBusError error;
+static int enable_wait_for_jobs(sd_bus *bus) {
+ int r;
assert(bus);
- if (private_bus)
- return 0;
-
- dbus_error_init(&error);
- dbus_bus_add_match(bus,
- "type='signal',"
- "sender='org.freedesktop.systemd1',"
- "interface='org.freedesktop.systemd1.Manager',"
- "member='JobRemoved',"
- "path='/org/freedesktop/systemd1'",
- &error);
-
- if (dbus_error_is_set(&error)) {
- log_error("Failed to add match: %s", bus_error_message(&error));
- dbus_error_free(&error);
+ r = sd_bus_add_match(
+ bus,
+ "type='signal',"
+ "sender='org.freedesktop.systemd1',"
+ "interface='org.freedesktop.systemd1.Manager',"
+ "member='JobRemoved',"
+ "path='/org/freedesktop/systemd1'",
+ NULL, NULL);
+ if (r < 0) {
+ log_error("Failed to add match");
return -EIO;
}
return 0;
}
-static int wait_for_jobs(DBusConnection *bus, Set *s) {
- int r = 0;
- WaitData d;
+static int wait_for_jobs(sd_bus *bus, Set *s) {
+ WaitData d = { .set = s };
+ int r;
assert(bus);
assert(s);
- zero(d);
- d.set = s;
-
- if (!dbus_connection_add_filter(bus, wait_filter, &d, NULL))
+ r = sd_bus_add_filter(bus, wait_filter, &d);
+ if (r < 0)
return log_oom();
while (!set_isempty(s)) {
-
- if (!dbus_connection_read_write_dispatch(bus, -1)) {
- log_error("Disconnected from bus.");
- return -ECONNREFUSED;
+ for (;;) {
+ r = sd_bus_process(bus, NULL);
+ if (r < 0)
+ return r;
+ if (r > 0)
+ break;
+ r = sd_bus_wait(bus, (uint64_t) -1);
+ if (r < 0)
+ return r;
}
if (!d.result)
d.name = NULL;
}
- dbus_connection_remove_filter(bus, wait_filter, &d);
- return r;
+ return sd_bus_remove_filter(bus, wait_filter, &d);
}
-static int check_one_unit(DBusConnection *bus, const char *name, char **check_states, bool quiet) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- _cleanup_free_ char *n = NULL;
- DBusMessageIter iter, sub;
- const char
- *interface = "org.freedesktop.systemd1.Unit",
- *property = "ActiveState";
- const char *state, *path;
- DBusError error;
+static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ char *n = NULL, *state = NULL;
+ const char *path;
int r;
assert(name);
- dbus_error_init(&error);
-
n = unit_name_mangle(name);
if (!n)
return log_oom();
- r = bus_method_call_with_reply (
+ /* We don't use unit_dbus_path_from_name() directly since we
+ * don't want to load the unit if it isn't loaded. */
+
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"GetUnit",
+ NULL,
&reply,
- &error,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_INVALID);
+ "s", n);
if (r < 0) {
- dbus_error_free(&error);
-
if (!quiet)
puts("unknown");
return 0;
}
- if (!dbus_message_get_args(reply, NULL,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
-
- dbus_message_unref(reply);
- reply = NULL;
+ r = sd_bus_message_read(reply, "o", &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
- r = bus_method_call_with_reply(
+ r = sd_bus_get_property_string(
bus,
"org.freedesktop.systemd1",
path,
- "org.freedesktop.DBus.Properties",
- "Get",
- &reply,
+ "org.freedesktop.systemd1.Unit",
+ "ActiveState",
NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID);
+ &state);
if (r < 0) {
if (!quiet)
puts("unknown");
return 0;
}
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- return r;
- }
-
- dbus_message_iter_recurse(&iter, &sub);
-
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply.");
- return r;
- }
-
- dbus_message_iter_get_basic(&sub, &state);
-
if (!quiet)
puts(state);
- return strv_find(check_states, state) ? 1 : 0;
+ return nulstr_contains(good_states, state);
}
-static void check_triggering_units(
- DBusConnection *bus,
- const char *unit_name) {
+static int check_triggering_units(
+ sd_bus *bus,
+ const char *name) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- DBusMessageIter iter, sub;
- const char *interface = "org.freedesktop.systemd1.Unit",
- *triggered_by_property = "TriggeredBy";
- char _cleanup_free_ *unit_path = NULL, *n = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_free_ char *path = NULL, *n = NULL, *state = NULL;
+ _cleanup_strv_free_ char **triggered_by = NULL;
bool print_warning_label = true;
+ char **i;
int r;
- n = unit_name_mangle(unit_name);
- if (!n) {
- log_oom();
- return;
- }
+ n = unit_name_mangle(name);
+ if (!n)
+ return log_oom();
- unit_path = unit_dbus_path_from_name(n);
- if (!unit_path) {
- log_oom();
- return;
- }
+ path = unit_dbus_path_from_name(n);
+ if (!path)
+ return log_oom();
- r = bus_method_call_with_reply(
+ r = sd_bus_get_property_string(
bus,
"org.freedesktop.systemd1",
- unit_path,
- "org.freedesktop.DBus.Properties",
- "Get",
- &reply,
- NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &triggered_by_property,
- DBUS_TYPE_INVALID);
- if (r < 0)
- return;
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- return;
+ path,
+ "org.freedesktop.systemd1.Unit",
+ "LoadState",
+ &error,
+ &state);
+ if (r < 0) {
+ log_error("Failed to get load state of %s: %s", n, bus_error_message(&error, r));
+ return r;
}
- dbus_message_iter_recurse(&iter, &sub);
- dbus_message_iter_recurse(&sub, &iter);
- sub = iter;
+ if (streq(state, "masked"))
+ return 0;
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char * const check_states[] = {
- "active",
- "reloading",
- NULL
- };
- const char *service_trigger;
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Unit",
+ "TriggeredBy",
+ &error,
+ &triggered_by);
+ if (r < 0) {
+ log_error("Failed to get triggered by array of %s: %s", n, bus_error_message(&error, r));
+ return r;
+ }
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply.");
- return;
+ STRV_FOREACH(i, triggered_by) {
+ r = check_one_unit(bus, *i, "active\0reloading\0", true);
+ if (r < 0) {
+ log_error("Failed to check unit: %s", strerror(-r));
+ return r;
}
- dbus_message_iter_get_basic(&sub, &service_trigger);
-
- r = check_one_unit(bus, service_trigger, (char**) check_states, true);
- if (r < 0)
- return;
- if (r > 0) {
- if (print_warning_label) {
- log_warning("Warning: Stopping %s, but it can still be activated by:", unit_name);
- print_warning_label = false;
- }
+ if (r == 0)
+ continue;
- log_warning(" %s", service_trigger);
+ if (print_warning_label) {
+ log_warning("Warning: Stopping %s, but it can still be activated by:", n);
+ print_warning_label = false;
}
- dbus_message_iter_next(&sub);
+ log_warning(" %s", *i);
}
+
+ return 0;
}
static int start_unit_one(
- DBusConnection *bus,
+ sd_bus *bus,
const char *method,
const char *name,
const char *mode,
- DBusError *error,
+ sd_bus_error *error,
Set *s) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ char *n;
const char *path;
int r;
if (!n)
return log_oom();
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
method,
- &reply,
error,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_STRING, &mode,
- DBUS_TYPE_INVALID);
- if (r) {
+ &reply,
+ "ss", n, mode);
+ if (r < 0) {
if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
/* There's always a fallback possible for
* legacy actions. */
- r = -EADDRNOTAVAIL;
- else
- log_error("Failed to issue method call: %s", bus_error_message(error));
+ return -EADDRNOTAVAIL;
+ log_error("Failed to start %s: %s", name, bus_error_message(error, r));
return r;
}
- if (!dbus_message_get_args(reply, error,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(error));
- return -EIO;
- }
+ r = sd_bus_message_read(reply, "o", &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (need_daemon_reload(bus, n))
- log_warning("Warning: Unit file of %s changed on disk, 'systemctl %s daemon-reload' recommended.",
- n, arg_scope == UNIT_FILE_SYSTEM ? "--system" : "--user");
+ if (need_daemon_reload(bus, n) > 0)
+ log_warning("Warning: Unit file of %s changed on disk, 'systemctl%s daemon-reload' recommended.",
+ n, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
if (s) {
char *p;
if (!p)
return log_oom();
- r = set_put(s, p);
- if (r < 0) {
- free(p);
- log_error("Failed to add path to set.");
- return r;
- }
+ r = set_consume(s, p);
+ if (r < 0)
+ return log_oom();
}
return 0;
}
+static const struct {
+ const char *target;
+ const char *verb;
+ const char *mode;
+} action_table[_ACTION_MAX] = {
+ [ACTION_HALT] = { SPECIAL_HALT_TARGET, "halt", "replace-irreversibly" },
+ [ACTION_POWEROFF] = { SPECIAL_POWEROFF_TARGET, "poweroff", "replace-irreversibly" },
+ [ACTION_REBOOT] = { SPECIAL_REBOOT_TARGET, "reboot", "replace-irreversibly" },
+ [ACTION_KEXEC] = { SPECIAL_KEXEC_TARGET, "kexec", "replace-irreversibly" },
+ [ACTION_RUNLEVEL2] = { SPECIAL_RUNLEVEL2_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL3] = { SPECIAL_RUNLEVEL3_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL4] = { SPECIAL_RUNLEVEL4_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL5] = { SPECIAL_RUNLEVEL5_TARGET, NULL, "isolate" },
+ [ACTION_RESCUE] = { SPECIAL_RESCUE_TARGET, "rescue", "isolate" },
+ [ACTION_EMERGENCY] = { SPECIAL_EMERGENCY_TARGET, "emergency", "isolate" },
+ [ACTION_DEFAULT] = { SPECIAL_DEFAULT_TARGET, "default", "isolate" },
+ [ACTION_EXIT] = { SPECIAL_EXIT_TARGET, "exit", "replace-irreversibly" },
+ [ACTION_SUSPEND] = { SPECIAL_SUSPEND_TARGET, "suspend", "replace-irreversibly" },
+ [ACTION_HIBERNATE] = { SPECIAL_HIBERNATE_TARGET, "hibernate", "replace-irreversibly" },
+ [ACTION_HYBRID_SLEEP] = { SPECIAL_HYBRID_SLEEP_TARGET, "hybrid-sleep", "replace-irreversibly" },
+};
+
static enum action verb_to_action(const char *verb) {
- if (streq(verb, "halt"))
- return ACTION_HALT;
- else if (streq(verb, "poweroff"))
- return ACTION_POWEROFF;
- else if (streq(verb, "reboot"))
- return ACTION_REBOOT;
- else if (streq(verb, "kexec"))
- return ACTION_KEXEC;
- else if (streq(verb, "rescue"))
- return ACTION_RESCUE;
- else if (streq(verb, "emergency"))
- return ACTION_EMERGENCY;
- else if (streq(verb, "default"))
- return ACTION_DEFAULT;
- else if (streq(verb, "exit"))
- return ACTION_EXIT;
- else if (streq(verb, "suspend"))
- return ACTION_SUSPEND;
- else if (streq(verb, "hibernate"))
- return ACTION_HIBERNATE;
- else if (streq(verb, "hybrid-sleep"))
- return ACTION_HYBRID_SLEEP;
- else
- return ACTION_INVALID;
-}
+ enum action i;
-static int start_unit(DBusConnection *bus, char **args) {
-
- static const char * const table[_ACTION_MAX] = {
- [ACTION_HALT] = SPECIAL_HALT_TARGET,
- [ACTION_POWEROFF] = SPECIAL_POWEROFF_TARGET,
- [ACTION_REBOOT] = SPECIAL_REBOOT_TARGET,
- [ACTION_KEXEC] = SPECIAL_KEXEC_TARGET,
- [ACTION_RUNLEVEL2] = SPECIAL_RUNLEVEL2_TARGET,
- [ACTION_RUNLEVEL3] = SPECIAL_RUNLEVEL3_TARGET,
- [ACTION_RUNLEVEL4] = SPECIAL_RUNLEVEL4_TARGET,
- [ACTION_RUNLEVEL5] = SPECIAL_RUNLEVEL5_TARGET,
- [ACTION_RESCUE] = SPECIAL_RESCUE_TARGET,
- [ACTION_EMERGENCY] = SPECIAL_EMERGENCY_TARGET,
- [ACTION_DEFAULT] = SPECIAL_DEFAULT_TARGET,
- [ACTION_EXIT] = SPECIAL_EXIT_TARGET,
- [ACTION_SUSPEND] = SPECIAL_SUSPEND_TARGET,
- [ACTION_HIBERNATE] = SPECIAL_HIBERNATE_TARGET,
- [ACTION_HYBRID_SLEEP] = SPECIAL_HYBRID_SLEEP_TARGET
- };
+ for (i = _ACTION_INVALID; i < _ACTION_MAX; i++)
+ if (streq_ptr(action_table[i].verb, verb))
+ return i;
- int r, ret = 0;
+ return _ACTION_INVALID;
+}
+
+static int start_unit(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_set_free_free_ Set *s = NULL;
const char *method, *mode, *one_name;
- Set *s = NULL;
- DBusError error;
char **name;
-
- dbus_error_init(&error);
+ int r;
assert(bus);
ask_password_agent_open_if_enabled();
if (arg_action == ACTION_SYSTEMCTL) {
+ enum action action;
method =
streq(args[0], "stop") ||
streq(args[0], "condstop") ? "StopUnit" :
streq(args[0], "reload-or-restart") ? "ReloadOrRestartUnit" :
streq(args[0], "reload-or-try-restart") ||
- streq(args[0], "condreload") ||
-
+ streq(args[0], "condreload") ||
streq(args[0], "force-reload") ? "ReloadOrTryRestartUnit" :
"StartUnit";
+ action = verb_to_action(args[0]);
- mode =
- (streq(args[0], "isolate") ||
- streq(args[0], "rescue") ||
- streq(args[0], "emergency")) ? "isolate" : arg_job_mode;
-
- one_name = table[verb_to_action(args[0])];
+ mode = streq(args[0], "isolate") ? "isolate" :
+ action_table[action].mode ?: arg_job_mode;
+ one_name = action_table[action].target;
} else {
- assert(arg_action < ELEMENTSOF(table));
- assert(table[arg_action]);
+ assert(arg_action < ELEMENTSOF(action_table));
+ assert(action_table[arg_action].target);
method = "StartUnit";
- mode = (arg_action == ACTION_EMERGENCY ||
- arg_action == ACTION_RESCUE ||
- arg_action == ACTION_RUNLEVEL2 ||
- arg_action == ACTION_RUNLEVEL3 ||
- arg_action == ACTION_RUNLEVEL4 ||
- arg_action == ACTION_RUNLEVEL5) ? "isolate" : "replace";
-
- one_name = table[arg_action];
+ mode = action_table[arg_action].mode;
+ one_name = action_table[arg_action].target;
}
if (!arg_no_block) {
- ret = enable_wait_for_jobs(bus);
- if (ret < 0) {
- log_error("Could not watch jobs: %s", strerror(-ret));
- goto finish;
+ r = enable_wait_for_jobs(bus);
+ if (r < 0) {
+ log_error("Could not watch jobs: %s", strerror(-r));
+ return r;
}
s = set_new(string_hash_func, string_compare_func);
- if (!s) {
- ret = log_oom();
- goto finish;
- }
+ if (!s)
+ return log_oom();
}
if (one_name) {
- ret = start_unit_one(bus, method, one_name, mode, &error, s);
- if (ret < 0)
- ret = translate_bus_error_to_exit_status(ret, &error);
+ r = start_unit_one(bus, method, one_name, mode, &error, s);
+ if (r < 0)
+ r = translate_bus_error_to_exit_status(r, &error);
} else {
+ r = 0;
+
STRV_FOREACH(name, args+1) {
- r = start_unit_one(bus, method, *name, mode, &error, s);
- if (r < 0) {
- ret = translate_bus_error_to_exit_status(r, &error);
- dbus_error_free(&error);
+ int q;
+
+ q = start_unit_one(bus, method, *name, mode, &error, s);
+ if (q < 0) {
+ r = translate_bus_error_to_exit_status(r, &error);
+ sd_bus_error_free(&error);
}
}
}
if (!arg_no_block) {
- r = wait_for_jobs(bus, s);
- if (r < 0) {
- ret = r;
- goto finish;
- }
+ int q;
+
+ q = wait_for_jobs(bus, s);
+ if (q < 0)
+ return q;
/* When stopping units, warn if they can still be triggered by
* another active unit (socket, path, timer) */
}
}
-finish:
- set_free_free(s);
- dbus_error_free(&error);
-
- return ret;
+ return r;
}
/* Ask systemd-logind, which might grant access to unprivileged users
* through PolicyKit */
-static int reboot_with_logind(DBusConnection *bus, enum action a) {
+static int reboot_with_logind(sd_bus *bus, enum action a) {
#ifdef HAVE_LOGIND
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
const char *method;
- dbus_bool_t interactive = true;
+ int r;
if (!bus)
return -EIO;
return -EINVAL;
}
- return bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
"org.freedesktop.login1.Manager",
method,
+ &error,
NULL,
- NULL,
- DBUS_TYPE_BOOLEAN, &interactive,
- DBUS_TYPE_INVALID);
+ "b", true);
+ if (r < 0)
+ log_error("Failed to execute operation: %s", bus_error_message(&error, r));
+
+ return r;
#else
return -ENOSYS;
#endif
}
-static int check_inhibitors(DBusConnection *bus, enum action a) {
+static int check_inhibitors(sd_bus *bus, enum action a) {
#ifdef HAVE_LOGIND
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- DBusMessageIter iter, sub, sub2;
- int r;
- unsigned c = 0;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_strv_free_ char **sessions = NULL;
+ const char *what, *who, *why, *mode;
+ uint32_t uid, pid;
+ unsigned c = 0;
char **s;
+ int r;
if (!bus)
return 0;
if (!on_tty())
return 0;
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.login1",
"/org/freedesktop/login1",
"org.freedesktop.login1.Manager",
"ListInhibitors",
- &reply,
NULL,
- DBUS_TYPE_INVALID);
+ &reply,
+ NULL);
if (r < 0)
/* If logind is not around, then there are no inhibitors... */
return 0;
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_recurse(&iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char *what, *who, *why, *mode;
- uint32_t uid, pid;
- _cleanup_strv_free_ char **sv = NULL;
+ while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
_cleanup_free_ char *comm = NULL, *user = NULL;
-
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
-
- dbus_message_iter_recurse(&sub, &sub2);
-
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &what, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &who, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &why, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &mode, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &uid, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, false) < 0) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ _cleanup_strv_free_ char **sv = NULL;
if (!streq(mode, "block"))
- goto next;
+ continue;
sv = strv_split(what, ":");
if (!sv)
a == ACTION_POWEROFF ||
a == ACTION_REBOOT ||
a == ACTION_KEXEC ? "shutdown" : "sleep"))
- goto next;
+ continue;
get_process_comm(pid, &comm);
user = uid_to_name(uid);
+
log_warning("Operation inhibited by \"%s\" (PID %lu \"%s\", user %s), reason is \"%s\".",
who, (unsigned long) pid, strna(comm), strna(user), why);
- c++;
- next:
- dbus_message_iter_next(&sub);
+ c++;
}
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_recurse(&iter, &sub);
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
/* Check for current sessions */
sd_get_sessions(&sessions);
STRV_FOREACH(s, sessions) {
- uid_t uid;
_cleanup_free_ char *type = NULL, *tty = NULL, *seat = NULL, *user = NULL, *service = NULL, *class = NULL;
if (sd_session_get_uid(*s, &uid) < 0 || uid == getuid())
return 0;
log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
- a == ACTION_HALT ? "halt" :
- a == ACTION_POWEROFF ? "poweroff" :
- a == ACTION_REBOOT ? "reboot" :
- a == ACTION_KEXEC ? "kexec" :
- a == ACTION_SUSPEND ? "suspend" :
- a == ACTION_HIBERNATE ? "hibernate" : "hybrid-sleep");
+ action_table[a].verb);
return -EPERM;
#else
#endif
}
-static int start_special(DBusConnection *bus, char **args) {
+static int start_special(sd_bus *bus, char **args) {
enum action a;
int r;
(a == ACTION_HALT ||
a == ACTION_POWEROFF ||
a == ACTION_REBOOT))
- halt_now(a);
+ return halt_now(a);
if (arg_force >= 1 &&
(a == ACTION_HALT ||
}
r = start_unit(bus, args);
- if (r >= 0)
+ if (r == EXIT_SUCCESS)
warn_wall(a);
return r;
}
-static int check_unit_active(DBusConnection *bus, char **args) {
- const char * const check_states[] = {
- "active",
- "reloading",
- NULL
- };
-
+static int check_unit_active(sd_bus *bus, char **args) {
char **name;
int r = 3; /* According to LSB: "program is not running" */
STRV_FOREACH(name, args+1) {
int state;
- state = check_one_unit(bus, *name, (char**) check_states, arg_quiet);
+ state = check_one_unit(bus, *name, "active\0reloading\0", arg_quiet);
if (state < 0)
return state;
if (state > 0)
return r;
}
-static int check_unit_failed(DBusConnection *bus, char **args) {
- const char * const check_states[] = {
- "failed",
- NULL
- };
-
+static int check_unit_failed(sd_bus *bus, char **args) {
char **name;
int r = 1;
STRV_FOREACH(name, args+1) {
int state;
- state = check_one_unit(bus, *name, (char**) check_states, arg_quiet);
+ state = check_one_unit(bus, *name, "failed\0", arg_quiet);
if (state < 0)
return state;
if (state > 0)
return r;
}
-static int kill_unit(DBusConnection *bus, char **args) {
+static int kill_unit(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
char **name;
int r = 0;
if (!n)
return log_oom();
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"KillUnit",
+ &error,
NULL,
- NULL,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_STRING, &arg_kill_who,
- DBUS_TYPE_INT32, &arg_signal,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "ssi", n, arg_kill_who, arg_signal);
+ if (r < 0) {
+ log_error("Failed to kill unit %s: %s", n, bus_error_message(&error, r));
return r;
- }
- return 0;
-}
-
-static int set_cgroup(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL;
- DBusError error;
- const char *method;
- DBusMessageIter iter;
- int r;
- _cleanup_free_ char *n = NULL;
-
- assert(bus);
- assert(args);
-
- dbus_error_init(&error);
-
- method =
- streq(args[0], "set-cgroup") ? "SetUnitControlGroups" :
- streq(args[0], "unset-group") ? "UnsetUnitControlGroups"
- : "UnsetUnitControlGroupAttributes";
-
- n = unit_name_mangle(args[1]);
- if (!n)
- return log_oom();
-
- m = dbus_message_new_method_call(
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- method);
- if (!m)
- return log_oom();
-
- dbus_message_iter_init_append(m, &iter);
- if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &n))
- return log_oom();
-
- r = bus_append_strv_iter(&iter, args + 2);
- if (r < 0)
- return log_oom();
-
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
- if (!reply) {
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- dbus_error_free(&error);
- return -EIO;
- }
-
- return 0;
-}
-
-static int set_cgroup_attr(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL;
- DBusError error;
- DBusMessageIter iter, sub, sub2;
- char **x, **y;
- _cleanup_free_ char *n = NULL;
-
- assert(bus);
- assert(args);
-
- dbus_error_init(&error);
-
- if (strv_length(args) % 2 != 0) {
- log_error("Expecting an uneven number of arguments!");
- return -EINVAL;
- }
-
- n = unit_name_mangle(args[1]);
- if (!n)
- return log_oom();
-
- m = dbus_message_new_method_call(
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "SetUnitControlGroupAttributes");
- if (!m)
- return log_oom();
-
- dbus_message_iter_init_append(m, &iter);
- if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &n) ||
- !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "(ss)", &sub))
- return log_oom();
-
- STRV_FOREACH_PAIR(x, y, args + 2) {
- if (!dbus_message_iter_open_container(&sub, DBUS_TYPE_STRUCT, NULL, &sub2) ||
- !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, x) ||
- !dbus_message_iter_append_basic(&sub2, DBUS_TYPE_STRING, y) ||
- !dbus_message_iter_close_container(&sub, &sub2))
- return log_oom();
- }
-
- if (!dbus_message_iter_close_container(&iter, &sub))
- return -ENOMEM;
-
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
- if (!reply) {
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- dbus_error_free(&error);
- return -EIO;
+ }
}
return 0;
free(i);
}
-static int exec_status_info_deserialize(DBusMessageIter *sub, ExecStatusInfo *i) {
+static int exec_status_info_deserialize(sd_bus_message *m, ExecStatusInfo *i) {
uint64_t start_timestamp, exit_timestamp, start_timestamp_monotonic, exit_timestamp_monotonic;
- DBusMessageIter sub2, sub3;
- const char*path;
- unsigned n;
+ const char *path;
uint32_t pid;
int32_t code, status;
- dbus_bool_t ignore;
+ int ignore, r;
- assert(i);
+ assert(m);
assert(i);
- if (dbus_message_iter_get_arg_type(sub) != DBUS_TYPE_STRUCT)
- return -EIO;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_STRUCT, "sasbttttuii");
+ if (r < 0)
+ return bus_log_parse_error(r);
+ else if (r == 0)
+ return 0;
- dbus_message_iter_recurse(sub, &sub2);
-
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) < 0)
- return -EIO;
+ r = sd_bus_message_read(m, "s", &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
i->path = strdup(path);
if (!i->path)
- return -ENOMEM;
-
- if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&sub2) != DBUS_TYPE_STRING)
- return -EIO;
-
- n = 0;
- dbus_message_iter_recurse(&sub2, &sub3);
- while (dbus_message_iter_get_arg_type(&sub3) != DBUS_TYPE_INVALID) {
- assert(dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_STRING);
- dbus_message_iter_next(&sub3);
- n++;
- }
-
- i->argv = new0(char*, n+1);
- if (!i->argv)
- return -ENOMEM;
-
- n = 0;
- dbus_message_iter_recurse(&sub2, &sub3);
- while (dbus_message_iter_get_arg_type(&sub3) != DBUS_TYPE_INVALID) {
- const char *s;
-
- assert(dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_STRING);
- dbus_message_iter_get_basic(&sub3, &s);
- dbus_message_iter_next(&sub3);
-
- i->argv[n] = strdup(s);
- if (!i->argv[n])
- return -ENOMEM;
-
- n++;
- }
+ return log_oom();
- if (!dbus_message_iter_next(&sub2) ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_BOOLEAN, &ignore, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &start_timestamp, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &start_timestamp_monotonic, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &exit_timestamp, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &exit_timestamp_monotonic, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_INT32, &code, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_INT32, &status, false) < 0)
- return -EIO;
+ r = sd_bus_message_read_strv(m, &i->argv);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_read(m,
+ "bttttuii",
+ &ignore,
+ &start_timestamp, &start_timestamp_monotonic,
+ &exit_timestamp, &exit_timestamp_monotonic,
+ &pid,
+ &code, &status);
+ if (r < 0)
+ return bus_log_parse_error(r);
i->ignore = ignore;
i->start_timestamp = (usec_t) start_timestamp;
i->code = code;
i->status = status;
- return 0;
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ return 1;
}
typedef struct UnitStatusInfo {
const char *fragment_path;
const char *source_path;
- const char *default_control_group;
+ const char *control_group;
+
+ char **dropin_paths;
const char *load_error;
const char *result;
pid_t main_pid;
pid_t control_pid;
const char *status_text;
+ const char *pid_file;
bool running:1;
usec_t start_timestamp;
usec_t condition_timestamp;
bool condition_result;
+ bool failed_condition_trigger;
+ bool failed_condition_negate;
+ const char *failed_condition;
+ const char *failed_condition_param;
/* Socket */
unsigned n_accepted;
unsigned n_connections;
bool accept;
+ /* Pairs of type, path */
+ char **listen;
+
/* Device */
const char *sysfs_path;
LIST_HEAD(ExecStatusInfo, exec);
} UnitStatusInfo;
-static void print_status_info(UnitStatusInfo *i) {
+static void print_status_info(
+ UnitStatusInfo *i,
+ bool *ellipsized) {
+
ExecStatusInfo *p;
const char *on, *off, *ss;
usec_t timestamp;
on_tty() * OUTPUT_COLOR |
!arg_quiet * OUTPUT_WARN_CUTOFF |
arg_full * OUTPUT_FULL_WIDTH;
+ char **t, **t2;
assert(i);
printf("\n");
if (i->following)
- printf("\t Follow: unit currently follows state of %s\n", i->following);
+ printf(" Follow: unit currently follows state of %s\n", i->following);
if (streq_ptr(i->load_state, "error")) {
- on = ansi_highlight_red(true);
- off = ansi_highlight_red(false);
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
} else
on = off = "";
path = i->source_path ? i->source_path : i->fragment_path;
if (i->load_error)
- printf("\t Loaded: %s%s%s (Reason: %s)\n", on, strna(i->load_state), off, i->load_error);
+ printf(" Loaded: %s%s%s (Reason: %s)\n",
+ on, strna(i->load_state), off, i->load_error);
else if (path && i->unit_file_state)
- printf("\t Loaded: %s%s%s (%s; %s)\n", on, strna(i->load_state), off, path, i->unit_file_state);
+ printf(" Loaded: %s%s%s (%s; %s)\n",
+ on, strna(i->load_state), off, path, i->unit_file_state);
else if (path)
- printf("\t Loaded: %s%s%s (%s)\n", on, strna(i->load_state), off, path);
+ printf(" Loaded: %s%s%s (%s)\n",
+ on, strna(i->load_state), off, path);
else
- printf("\t Loaded: %s%s%s\n", on, strna(i->load_state), off);
+ printf(" Loaded: %s%s%s\n",
+ on, strna(i->load_state), off);
+
+ if (!strv_isempty(i->dropin_paths)) {
+ _cleanup_free_ char *dir = NULL;
+ bool last = false;
+ char ** dropin;
+
+ STRV_FOREACH(dropin, i->dropin_paths) {
+ if (! dir || last) {
+ printf(dir ? " " : " Drop-In: ");
+
+ free(dir);
+ dir = NULL;
+
+ if (path_get_parent(*dropin, &dir) < 0) {
+ log_oom();
+ return;
+ }
+
+ printf("%s\n %s", dir,
+ draw_special_char(DRAW_TREE_RIGHT));
+ }
+
+ last = ! (*(dropin + 1) && startswith(*(dropin + 1), dir));
+
+ printf("%s%s", path_get_file_name(*dropin), last ? "\n" : ", ");
+ }
+ }
ss = streq_ptr(i->active_state, i->sub_state) ? NULL : i->sub_state;
if (streq_ptr(i->active_state, "failed")) {
- on = ansi_highlight_red(true);
- off = ansi_highlight_red(false);
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
} else if (streq_ptr(i->active_state, "active") || streq_ptr(i->active_state, "reloading")) {
- on = ansi_highlight_green(true);
- off = ansi_highlight_green(false);
+ on = ansi_highlight_green();
+ off = ansi_highlight_off();
} else
on = off = "";
if (ss)
- printf("\t Active: %s%s (%s)%s",
- on,
- strna(i->active_state),
- ss,
- off);
+ printf(" Active: %s%s (%s)%s",
+ on, strna(i->active_state), ss, off);
else
- printf("\t Active: %s%s%s",
- on,
- strna(i->active_state),
- off);
+ printf(" Active: %s%s%s",
+ on, strna(i->active_state), off);
if (!isempty(i->result) && !streq(i->result, "success"))
printf(" (Result: %s)", i->result);
s1 = format_timestamp_relative(since1, sizeof(since1), i->condition_timestamp);
s2 = format_timestamp(since2, sizeof(since2), i->condition_timestamp);
- if (s1)
- printf("\t start condition failed at %s; %s\n", s2, s1);
- else if (s2)
- printf("\t start condition failed at %s\n", s2);
+ printf(" start condition failed at %s%s%s\n",
+ s2, s1 ? "; " : "", s1 ? s1 : "");
+ if (i->failed_condition_trigger)
+ printf(" none of the trigger conditions were met\n");
+ else if (i->failed_condition)
+ printf(" %s=%s%s was not met\n",
+ i->failed_condition,
+ i->failed_condition_negate ? "!" : "",
+ i->failed_condition_param);
}
if (i->sysfs_path)
- printf("\t Device: %s\n", i->sysfs_path);
+ printf(" Device: %s\n", i->sysfs_path);
if (i->where)
- printf("\t Where: %s\n", i->where);
+ printf(" Where: %s\n", i->where);
if (i->what)
- printf("\t What: %s\n", i->what);
+ printf(" What: %s\n", i->what);
- if (!strv_isempty(i->documentation)) {
- char **t;
- bool first = true;
+ STRV_FOREACH(t, i->documentation)
+ printf(" %*s %s\n", 9, t == i->documentation ? "Docs:" : "", *t);
- STRV_FOREACH(t, i->documentation) {
- if (first) {
- printf("\t Docs: %s\n", *t);
- first = false;
- } else
- printf("\t %s\n", *t);
- }
- }
+ STRV_FOREACH_PAIR(t, t2, i->listen)
+ printf(" %*s %s (%s)\n", 9, t == i->listen ? "Listen:" : "", *t2, *t);
if (i->accept)
- printf("\tAccepted: %u; Connected: %u\n", i->n_accepted, i->n_connections);
+ printf(" Accepted: %u; Connected: %u\n", i->n_accepted, i->n_connections);
LIST_FOREACH(exec, p, i->exec) {
- _cleanup_free_ char *t = NULL;
+ _cleanup_free_ char *argv = NULL;
bool good;
/* Only show exited processes here */
if (p->code == 0)
continue;
- t = strv_join(p->argv, " ");
- printf("\t Process: %u %s=%s ", p->pid, p->name, strna(t));
+ argv = strv_join(p->argv, " ");
+ printf(" Process: %u %s=%s ", p->pid, p->name, strna(argv));
good = is_clean_exit_lsb(p->code, p->status, NULL);
if (!good) {
- on = ansi_highlight_red(true);
- off = ansi_highlight_red(false);
+ on = ansi_highlight_red();
+ off = ansi_highlight_off();
} else
on = off = "";
}
if (i->main_pid > 0 || i->control_pid > 0) {
- printf("\t");
-
if (i->main_pid > 0) {
- printf("Main PID: %u", (unsigned) i->main_pid);
+ printf(" Main PID: %u", (unsigned) i->main_pid);
if (i->running) {
- _cleanup_free_ char *t = NULL;
- get_process_comm(i->main_pid, &t);
- if (t)
- printf(" (%s)", t);
+ _cleanup_free_ char *comm = NULL;
+ get_process_comm(i->main_pid, &comm);
+ if (comm)
+ printf(" (%s)", comm);
} else if (i->exit_code > 0) {
printf(" (code=%s, ", sigchld_code_to_string(i->exit_code));
printf("signal=%s", signal_to_string(i->exit_status));
printf(")");
}
- }
- if (i->main_pid > 0 && i->control_pid > 0)
- printf(";");
+ if (i->control_pid > 0)
+ printf(";");
+ }
if (i->control_pid > 0) {
- _cleanup_free_ char *t = NULL;
+ _cleanup_free_ char *c = NULL;
- printf(" Control: %u", (unsigned) i->control_pid);
+ printf(" %8s: %u", i->main_pid ? "" : " Control", (unsigned) i->control_pid);
- get_process_comm(i->control_pid, &t);
- if (t)
- printf(" (%s)", t);
+ get_process_comm(i->control_pid, &c);
+ if (c)
+ printf(" (%s)", c);
}
printf("\n");
}
if (i->status_text)
- printf("\t Status: \"%s\"\n", i->status_text);
+ printf(" Status: \"%s\"\n", i->status_text);
- if (i->default_control_group &&
- (i->main_pid > 0 || i->control_pid > 0 || cg_is_empty_by_spec(i->default_control_group, false) == 0)) {
+ if (i->control_group &&
+ (i->main_pid > 0 || i->control_pid > 0 || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0)) {
unsigned c;
- printf("\t CGroup: %s\n", i->default_control_group);
+ printf(" CGroup: %s\n", i->control_group);
- if (arg_transport != TRANSPORT_SSH) {
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
unsigned k = 0;
pid_t extra[2];
+ char prefix[] = " ";
c = columns();
- if (c > 18)
- c -= 18;
+ if (c > sizeof(prefix) - 1)
+ c -= sizeof(prefix) - 1;
else
c = 0;
if (i->control_pid > 0)
extra[k++] = i->control_pid;
- show_cgroup_and_extra_by_spec(i->default_control_group, "\t\t ", c, false, extra, k, flags);
+ show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix,
+ c, false, extra, k, flags);
}
}
- if (i->id && arg_transport != TRANSPORT_SSH) {
+ if (i->id && arg_transport == BUS_TRANSPORT_LOCAL) {
printf("\n");
show_journal_by_unit(stdout,
i->id,
0,
i->inactive_exit_timestamp_monotonic,
arg_lines,
- flags);
+ getuid(),
+ flags,
+ arg_scope == UNIT_FILE_SYSTEM,
+ ellipsized);
}
if (i->need_daemon_reload)
- printf("\n%sWarning:%s Unit file changed on disk, 'systemctl %s daemon-reload' recommended.\n",
- ansi_highlight_red(true),
- ansi_highlight_red(false),
- arg_scope == UNIT_FILE_SYSTEM ? "--system" : "--user");
+ printf("\n%sWarning:%s Unit file changed on disk, 'systemctl %sdaemon-reload' recommended.\n",
+ ansi_highlight_red(),
+ ansi_highlight_off(),
+ arg_scope == UNIT_FILE_SYSTEM ? "" : "--user ");
}
static void show_unit_help(UnitStatusInfo *i) {
STRV_FOREACH(p, i->documentation) {
if (startswith(*p, "man:")) {
- size_t k;
- char *e = NULL;
- char *page = NULL, *section = NULL;
const char *args[4] = { "man", NULL, NULL, NULL };
+ _cleanup_free_ char *page = NULL, *section = NULL;
+ char *e = NULL;
pid_t pid;
+ size_t k;
k = strlen(*p);
if (e) {
page = strndup((*p) + 4, e - *p - 4);
- if (!page) {
- log_oom();
- return;
- }
-
section = strndup(e + 1, *p + k - e - 2);
- if (!section) {
- free(page);
+ if (!page || !section) {
log_oom();
return;
}
pid = fork();
if (pid < 0) {
log_error("Failed to fork: %m");
- free(page);
- free(section);
continue;
}
_exit(EXIT_FAILURE);
}
- free(page);
- free(section);
-
wait_for_terminate(pid, NULL);
} else
log_info("Can't show: %s", *p);
}
}
-static int status_property(const char *name, DBusMessageIter *iter, UnitStatusInfo *i) {
+static int status_property(const char *name, sd_bus_message *m, UnitStatusInfo *i, const char *contents) {
+ int r;
assert(name);
- assert(iter);
+ assert(m);
assert(i);
- switch (dbus_message_iter_get_arg_type(iter)) {
+ switch (contents[0]) {
- case DBUS_TYPE_STRING: {
+ case SD_BUS_TYPE_STRING: {
const char *s;
- dbus_message_iter_get_basic(iter, &s);
+ r = sd_bus_message_read(m, "s", &s);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (!isempty(s)) {
if (streq(name, "Id"))
i->fragment_path = s;
else if (streq(name, "SourcePath"))
i->source_path = s;
- else if (streq(name, "DefaultControlGroup"))
- i->default_control_group = s;
+#ifndef NOLEGACY
+ else if (streq(name, "DefaultControlGroup")) {
+ const char *e;
+ e = startswith(s, SYSTEMD_CGROUP_CONTROLLER ":");
+ if (e)
+ i->control_group = e;
+ }
+#endif
+ else if (streq(name, "ControlGroup"))
+ i->control_group = s;
else if (streq(name, "StatusText"))
i->status_text = s;
+ else if (streq(name, "PIDFile"))
+ i->pid_file = s;
else if (streq(name, "SysFSPath"))
i->sysfs_path = s;
else if (streq(name, "Where"))
break;
}
- case DBUS_TYPE_BOOLEAN: {
- dbus_bool_t b;
+ case SD_BUS_TYPE_BOOLEAN: {
+ int b;
- dbus_message_iter_get_basic(iter, &b);
+ r = sd_bus_message_read(m, "b", &b);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (streq(name, "Accept"))
i->accept = b;
break;
}
- case DBUS_TYPE_UINT32: {
+ case SD_BUS_TYPE_UINT32: {
uint32_t u;
- dbus_message_iter_get_basic(iter, &u);
+ r = sd_bus_message_read(m, "u", &u);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (streq(name, "MainPID")) {
if (u > 0) {
break;
}
- case DBUS_TYPE_INT32: {
+ case SD_BUS_TYPE_INT32: {
int32_t j;
- dbus_message_iter_get_basic(iter, &j);
+ r = sd_bus_message_read(m, "i", &j);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (streq(name, "ExecMainCode"))
i->exit_code = (int) j;
break;
}
- case DBUS_TYPE_UINT64: {
+ case SD_BUS_TYPE_UINT64: {
uint64_t u;
- dbus_message_iter_get_basic(iter, &u);
+ r = sd_bus_message_read(m, "t", &u);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (streq(name, "ExecMainStartTimestamp"))
i->start_timestamp = (usec_t) u;
break;
}
- case DBUS_TYPE_ARRAY: {
+ case SD_BUS_TYPE_ARRAY:
- if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT &&
- startswith(name, "Exec")) {
- DBusMessageIter sub;
+ if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && startswith(name, "Exec")) {
+ _cleanup_free_ ExecStatusInfo *info = NULL;
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) {
- ExecStatusInfo *info;
- int r;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sasbttttuii)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (!(info = new0(ExecStatusInfo, 1)))
- return -ENOMEM;
+ info = new0(ExecStatusInfo, 1);
+ if (!info)
+ return log_oom();
- if (!(info->name = strdup(name))) {
- free(info);
- return -ENOMEM;
- }
+ while ((r = exec_status_info_deserialize(m, info)) > 0) {
- if ((r = exec_status_info_deserialize(&sub, info)) < 0) {
- free(info);
- return r;
- }
+ info->name = strdup(name);
+ if (!info->name)
+ log_oom();
- LIST_PREPEND(ExecStatusInfo, exec, i->exec, info);
+ LIST_PREPEND(exec, i->exec, info);
- dbus_message_iter_next(&sub);
+ info = new0(ExecStatusInfo, 1);
+ if (!info)
+ log_oom();
}
- } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRING &&
- streq(name, "Documentation")) {
- DBusMessageIter sub;
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING) {
- const char *s;
- char **l;
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_get_basic(&sub, &s);
+ return 0;
- l = strv_append(i->documentation, s);
- if (!l)
- return -ENOMEM;
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Listen")) {
+ const char *type, *path;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0) {
- strv_free(i->documentation);
- i->documentation = l;
+ r = strv_extend(&i->listen, type);
+ if (r < 0)
+ return r;
- dbus_message_iter_next(&sub);
+ r = strv_extend(&i->listen, path);
+ if (r < 0)
+ return r;
}
- }
+ if (r < 0)
+ return bus_log_parse_error(r);
- break;
- }
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
- case DBUS_TYPE_STRUCT: {
+ return 0;
- if (streq(name, "LoadError")) {
- DBusMessageIter sub;
- const char *n, *message;
- int r;
+ } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "DropInPaths")) {
- dbus_message_iter_recurse(iter, &sub);
+ r = sd_bus_message_read_strv(m, &i->dropin_paths);
+ if (r < 0)
+ return bus_log_parse_error(r);
- r = bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &n, true);
+ } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "Documentation")) {
+
+ r = sd_bus_message_read_strv(m, &i->documentation);
if (r < 0)
- return r;
+ return bus_log_parse_error(r);
+
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Conditions")) {
+ const char *cond, *param;
+ int trigger, negate;
+ int32_t state;
- r = bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &message, false);
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sbbsi)");
if (r < 0)
- return r;
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(m, "(sbbsi)", &cond, &trigger, &negate, ¶m, &state)) > 0) {
+ log_debug("%s %d %d %s %d", cond, trigger, negate, param, state);
+ if (state < 0 && (!trigger || !i->failed_condition)) {
+ i->failed_condition = cond;
+ i->failed_condition_trigger = trigger;
+ i->failed_condition_negate = negate;
+ i->failed_condition_param = param;
+ }
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ } else
+ goto skip;
+
+ break;
+
+ case SD_BUS_TYPE_STRUCT_BEGIN:
+
+ if (streq(name, "LoadError")) {
+ const char *n, *message;
+
+ r = sd_bus_message_read(m, "(ss)", &n, &message);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (!isempty(message))
i->load_error = message;
- }
+ } else
+ goto skip;
break;
- }
+
+ default:
+ goto skip;
}
return 0;
+
+skip:
+ r = sd_bus_message_skip(m, contents);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ return 0;
}
-static int print_property(const char *name, DBusMessageIter *iter) {
+static int print_property(const char *name, sd_bus_message *m, const char *contents) {
+ int r;
+
assert(name);
- assert(iter);
+ assert(m);
/* This is a low-level property printer, see
* print_status_info() for the nicer output */
- if (arg_property && !strv_find(arg_property, name))
- return 0;
+ if (arg_properties && !strv_find(arg_properties, name)) {
+ /* skip what we didn't read */
+ r = sd_bus_message_skip(m, contents);
+ return r;
+ }
- switch (dbus_message_iter_get_arg_type(iter)) {
+ switch (contents[0]) {
- case DBUS_TYPE_STRUCT: {
- DBusMessageIter sub;
- dbus_message_iter_recurse(iter, &sub);
+ case SD_BUS_TYPE_STRUCT_BEGIN:
- if (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_UINT32 && streq(name, "Job")) {
+ if (contents[1] == SD_BUS_TYPE_UINT32 && streq(name, "Job")) {
uint32_t u;
- dbus_message_iter_get_basic(&sub, &u);
+ r = sd_bus_message_read(m, "(uo)", &u, NULL);
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (u)
+ if (u > 0)
printf("%s=%u\n", name, (unsigned) u);
else if (arg_all)
printf("%s=\n", name);
return 0;
- } else if (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING && streq(name, "Unit")) {
+
+ } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "Unit")) {
const char *s;
- dbus_message_iter_get_basic(&sub, &s);
+ r = sd_bus_message_read(m, "(so)", &s, NULL);
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (arg_all || s[0])
+ if (arg_all || !isempty(s))
printf("%s=%s\n", name, s);
return 0;
- } else if (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING && streq(name, "LoadError")) {
+
+ } else if (contents[1] == SD_BUS_TYPE_STRING && streq(name, "LoadError")) {
const char *a = NULL, *b = NULL;
- if (bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &a, true) >= 0)
- bus_iter_get_basic_and_next(&sub, DBUS_TYPE_STRING, &b, false);
+ r = sd_bus_message_read(m, "(ss)", &a, &b);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (arg_all || !isempty(a) || !isempty(b))
printf("%s=%s \"%s\"\n", name, strempty(a), strempty(b));
}
break;
- }
- case DBUS_TYPE_ARRAY:
+ case SD_BUS_TYPE_ARRAY:
- if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "EnvironmentFiles")) {
- DBusMessageIter sub, sub2;
+ if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "EnvironmentFiles")) {
+ const char *path;
+ int ignore;
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) {
- const char *path;
- dbus_bool_t ignore;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sb)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_recurse(&sub, &sub2);
+ while ((r = sd_bus_message_read(m, "(sb)", &path, &ignore)) > 0)
+ printf("EnvironmentFile=%s (ignore_errors=%s)\n", path, yes_no(ignore));
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) >= 0 &&
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_BOOLEAN, &ignore, false) >= 0)
- printf("EnvironmentFile=%s (ignore_errors=%s)\n", path, yes_no(ignore));
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_next(&sub);
- }
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
- } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "Paths")) {
- DBusMessageIter sub, sub2;
-
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) {
- const char *type, *path;
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Paths")) {
+ const char *type, *path;
- dbus_message_iter_recurse(&sub, &sub2);
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) >= 0 &&
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, false) >= 0)
- printf("%s=%s\n", type, path);
+ while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
+ printf("%s=%s\n", type, path);
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_next(&sub);
- }
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
- } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "Timers")) {
- DBusMessageIter sub, sub2;
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Listen")) {
+ const char *type, *path;
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) {
- const char *base;
- uint64_t value, next_elapse;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_recurse(&sub, &sub2);
+ while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
+ printf("Listen%s=%s\n", type, path);
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &base, true) >= 0 &&
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &value, true) >= 0 &&
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &next_elapse, false) >= 0) {
- char timespan1[FORMAT_TIMESPAN_MAX], timespan2[FORMAT_TIMESPAN_MAX];
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
- printf("%s={ value=%s ; next_elapse=%s }\n",
- base,
- format_timespan(timespan1, sizeof(timespan1), value),
- format_timespan(timespan2, sizeof(timespan2), next_elapse));
- }
+ return 0;
- dbus_message_iter_next(&sub);
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Timers")) {
+ const char *base;
+ uint64_t value, next_elapse;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(stt)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(m, "(stt)", &base, &value, &next_elapse)) > 0) {
+ char timespan1[FORMAT_TIMESPAN_MAX], timespan2[FORMAT_TIMESPAN_MAX];
+
+ printf("%s={ value=%s ; next_elapse=%s }\n",
+ base,
+ format_timespan(timespan1, sizeof(timespan1), value, 0),
+ format_timespan(timespan2, sizeof(timespan2), next_elapse, 0));
}
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
- } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "ControlGroupAttributes")) {
- DBusMessageIter sub, sub2;
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && startswith(name, "Exec")) {
+ ExecStatusInfo info = {};
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) {
- const char *controller, *attr, *value;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sasbttttuii)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = exec_status_info_deserialize(m, &info)) > 0) {
+ char timestamp1[FORMAT_TIMESTAMP_MAX], timestamp2[FORMAT_TIMESTAMP_MAX];
+ _cleanup_free_ char *tt;
+
+ tt = strv_join(info.argv, " ");
+
+ printf("%s={ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid=%u ; code=%s ; status=%i%s%s }\n",
+ name,
+ strna(info.path),
+ strna(tt),
+ yes_no(info.ignore),
+ strna(format_timestamp(timestamp1, sizeof(timestamp1), info.start_timestamp)),
+ strna(format_timestamp(timestamp2, sizeof(timestamp2), info.exit_timestamp)),
+ (unsigned) info. pid,
+ sigchld_code_to_string(info.code),
+ info.status,
+ info.code == CLD_EXITED ? "" : "/",
+ strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
- dbus_message_iter_recurse(&sub, &sub2);
+ free(info.path);
+ strv_free(info.argv);
+ zero(info);
+ }
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &controller, true) >= 0 &&
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &attr, true) >= 0 &&
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &value, false) >= 0) {
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
- printf("ControlGroupAttribute={ controller=%s ; attribute=%s ; value=\"%s\" }\n",
- controller,
- attr,
- value);
- }
+ return 0;
- dbus_message_iter_next(&sub);
- }
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "DeviceAllow")) {
+ const char *path, *rwm;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(ss)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(m, "(ss)", &path, &rwm)) > 0)
+ printf("%s=%s %s\n", name, strna(path), strna(rwm));
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
- } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && startswith(name, "Exec")) {
- DBusMessageIter sub;
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "BlockIODeviceWeight")) {
+ const char *path;
+ uint64_t weight;
- dbus_message_iter_recurse(iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) {
- ExecStatusInfo info;
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
+ if (r < 0)
+ return bus_log_parse_error(r);
- zero(info);
- if (exec_status_info_deserialize(&sub, &info) >= 0) {
- char timestamp1[FORMAT_TIMESTAMP_MAX], timestamp2[FORMAT_TIMESTAMP_MAX];
- char *t;
-
- t = strv_join(info.argv, " ");
-
- printf("%s={ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid=%u ; code=%s ; status=%i%s%s }\n",
- name,
- strna(info.path),
- strna(t),
- yes_no(info.ignore),
- strna(format_timestamp(timestamp1, sizeof(timestamp1), info.start_timestamp)),
- strna(format_timestamp(timestamp2, sizeof(timestamp2), info.exit_timestamp)),
- (unsigned) info. pid,
- sigchld_code_to_string(info.code),
- info.status,
- info.code == CLD_EXITED ? "" : "/",
- strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
-
- free(t);
- }
+ while ((r = sd_bus_message_read(m, "(st)", &path, &weight)) > 0)
+ printf("%s=%s %" PRIu64 "\n", name, strna(path), weight);
+ if (r < 0)
+ return bus_log_parse_error(r);
- free(info.path);
- strv_free(info.argv);
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_next(&sub);
- }
+ return 0;
+
+ } else if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && (streq(name, "BlockIOReadBandwidth") || streq(name, "BlockIOWriteBandwidth"))) {
+ const char *path;
+ uint64_t bandwidth;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(st)");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ while ((r = sd_bus_message_read(m, "(st)", &path, &bandwidth)) > 0)
+ printf("%s=%s %" PRIu64 "\n", name, strna(path), bandwidth);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(m);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
}
break;
}
- if (generic_print_property(name, iter, arg_all) > 0)
- return 0;
+ r = bus_print_property(name, m, arg_all);
+ if (r < 0)
+ return bus_log_parse_error(r);
- if (arg_all)
- printf("%s=[unprintable]\n", name);
+ if (r == 0) {
+ r = sd_bus_message_skip(m, contents);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (arg_all)
+ printf("%s=[unprintable]\n", name);
+ }
return 0;
}
-static int show_one(const char *verb, DBusConnection *bus, const char *path, bool show_properties, bool *new_line) {
- _cleanup_free_ DBusMessage *reply = NULL;
- const char *interface = "";
- int r;
- DBusMessageIter iter, sub, sub2, sub3;
- UnitStatusInfo info;
+static int show_one(
+ const char *verb,
+ sd_bus *bus,
+ const char *path,
+ bool show_properties,
+ bool *new_line,
+ bool *ellipsized) {
+
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ UnitStatusInfo info = {};
ExecStatusInfo *p;
+ int r;
assert(path);
assert(new_line);
- zero(info);
-
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
path,
"org.freedesktop.DBus.Properties",
"GetAll",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_INVALID);
+ "s", "");
+ if (r < 0) {
+ log_error("Failed to get properties: %s", bus_error_message(&error, r));
+ return r;
+ }
+
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "{sv}");
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (*new_line)
+ printf("\n");
+
+ *new_line = true;
+
+ while ((r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_DICT_ENTRY, "sv")) > 0) {
+ const char *name, *contents;
+
+ r = sd_bus_message_read(reply, "s", &name);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_peek_type(reply, NULL, &contents);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_VARIANT, contents);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ if (show_properties)
+ r = print_property(name, reply, contents);
+ else
+ r = status_property(name, reply, &info, contents);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+ }
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ r = 0;
+
+ if (!show_properties) {
+ if (streq(verb, "help"))
+ show_unit_help(&info);
+ else
+ print_status_info(&info, ellipsized);
+ }
+
+ strv_free(info.documentation);
+ strv_free(info.dropin_paths);
+ strv_free(info.listen);
+
+ if (!streq_ptr(info.active_state, "active") &&
+ !streq_ptr(info.active_state, "reloading") &&
+ streq(verb, "status")) {
+ /* According to LSB: "program not running" */
+ /* 0: program is running or service is OK
+ * 1: program is dead and /var/run pid file exists
+ * 2: program is dead and /var/lock lock file exists
+ * 3: program is not running
+ * 4: program or service status is unknown
+ */
+ if (info.pid_file && access(info.pid_file, F_OK) == 0)
+ r = 1;
+ else
+ r = 3;
+ }
+
+ while ((p = info.exec)) {
+ LIST_REMOVE(exec, info.exec, p);
+ exec_status_info_free(p);
+ }
+
+ return r;
+}
+
+static int get_unit_dbus_path_by_pid(
+ sd_bus *bus,
+ uint32_t pid,
+ char **unit) {
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ int r;
+
+ r = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "GetUnitByPID",
+ &error,
+ &reply,
+ "u", pid);
+ if (r < 0) {
+ log_error("Failed to get unit for PID %lu: %s", (unsigned long) pid, bus_error_message(&error, r));
+ return r;
+ }
+
+ r = sd_bus_message_read(reply, "o", unit);
+ if (r < 0)
+ return bus_log_parse_error(r);
+
+ return 0;
+}
+
+static int show_all(
+ const char* verb,
+ sd_bus *bus,
+ bool show_properties,
+ bool *new_line,
+ bool *ellipsized) {
+
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ UnitInfo *unit_infos = NULL;
+ const UnitInfo *u;
+ unsigned c;
+ int r;
+
+ r = get_unit_list(bus, &reply, &unit_infos);
if (r < 0)
return r;
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ pager_open_if_enabled();
+
+ c = (unsigned) r;
+
+ qsort_safe(unit_infos, c, sizeof(UnitInfo), compare_unit_info);
+
+ for (u = unit_infos; u < unit_infos + c; u++) {
+ _cleanup_free_ char *p = NULL;
+
+ if (!output_show_unit(u))
+ continue;
+
+ p = unit_dbus_path_from_name(u->id);
+ if (!p)
+ return log_oom();
+
+ r = show_one(verb, bus, p, show_properties, new_line, ellipsized);
+ if (r != 0)
+ return r;
+ }
+
+ return 0;
+}
+
+static int cat(sd_bus *bus, char **args) {
+ int r = 0;
+ char **name;
+
+ _cleanup_free_ char *unit = NULL, *n = NULL;
+
+ assert(bus);
+ assert(args);
+
+ pager_open_if_enabled();
+
+ STRV_FOREACH(name, args+1) {
+ _cleanup_free_ char *fragment_path = NULL;
+ _cleanup_strv_free_ char **dropin_paths = NULL;
+ sd_bus_error error;
+ FILE *stdout;
+ char **path;
+
+ n = unit_name_mangle(*name);
+ if (!n)
+ return log_oom();
+
+ unit = unit_dbus_path_from_name(n);
+ if (!unit)
+ return log_oom();
+
+ if (need_daemon_reload(bus, n) > 0)
+ log_warning("Unit file of %s changed on disk. Run 'systemctl%s daemon-reload'.",
+ n, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
+
+ r = sd_bus_get_property_string(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "FragmentPath",
+ &error,
+ &fragment_path);
+ if (r < 0) {
+ log_warning("Failed to get FragmentPath: %s", bus_error_message(&error, r));
+ continue;
+ }
+
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "DropInPaths",
+ &error,
+ &dropin_paths);
+ if (r < 0) {
+ log_warning("Failed to get DropInPaths: %s", bus_error_message(&error, r));
+ continue;
+ }
+
+ stdout = fdopen(STDOUT_FILENO, "a");
+
+ if (!isempty(fragment_path)) {
+ fprintf(stdout, "# %s\n", fragment_path);
+ fflush(stdout);
+ r = sendfile_full(STDOUT_FILENO, fragment_path);
+ if (r < 0) {
+ log_warning("Failed to cat %s: %s", fragment_path, strerror(-r));
+ continue;
+ }
+ }
+
+ STRV_FOREACH(path, dropin_paths) {
+ fprintf(stdout, "%s# %s\n",
+ isempty(fragment_path) && path == dropin_paths ? "" : "\n",
+ *path);
+ fflush(stdout);
+ r = sendfile_full(STDOUT_FILENO, *path);
+ if (r < 0) {
+ log_warning("Failed to cat %s: %s", *path, strerror(-r));
+ continue;
+ }
+ }
+ }
+
+ return r;
+}
+
+static int show(sd_bus *bus, char **args) {
+ int r, ret = 0;
+ bool show_properties, show_status, new_line = false;
+ char **name;
+ bool ellipsized = false;
+
+ assert(bus);
+ assert(args);
+
+ show_properties = streq(args[0], "show");
+ show_status = streq(args[0], "status");
+
+ if (show_properties)
+ pager_open_if_enabled();
+
+ /* If no argument is specified inspect the manager itself */
- dbus_message_iter_recurse(&iter, &sub);
+ if (show_properties && strv_length(args) <= 1)
+ return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line, &ellipsized);
- if (*new_line)
- printf("\n");
+ if (show_status && strv_length(args) <= 1)
+ ret = show_all(args[0], bus, false, &new_line, &ellipsized);
+ else
+ STRV_FOREACH(name, args+1) {
+ _cleanup_free_ char *unit = NULL;
+ uint32_t id;
- *new_line = true;
+ if (safe_atou32(*name, &id) < 0) {
+ _cleanup_free_ char *n = NULL;
+ /* Interpret as unit name */
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char *name;
+ n = unit_name_mangle(*name);
+ if (!n)
+ return log_oom();
- assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_DICT_ENTRY);
- dbus_message_iter_recurse(&sub, &sub2);
+ unit = unit_dbus_path_from_name(n);
+ if (!unit)
+ return log_oom();
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &name, true) < 0 ||
- dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ } else if (show_properties) {
+ /* Interpret as job id */
+ if (asprintf(&unit, "/org/freedesktop/systemd1/job/%u", id) < 0)
+ return log_oom();
- dbus_message_iter_recurse(&sub2, &sub3);
+ } else {
+ /* Interpret as PID */
+ r = get_unit_dbus_path_by_pid(bus, id, &unit);
+ if (r < 0)
+ ret = r;
+ }
- if (show_properties)
- r = print_property(name, &sub3);
- else
- r = status_property(name, &sub3, &info);
- if (r < 0) {
- log_error("Failed to parse reply.");
- return -EIO;
+ show_one(args[0], bus, unit, show_properties, &new_line, &ellipsized);
}
- dbus_message_iter_next(&sub);
- }
+ if (ellipsized && !arg_quiet)
+ printf("Hint: Some lines were ellipsized, use -l to show in full.\n");
- r = 0;
+ return ret;
+}
- if (!show_properties) {
- if (streq(verb, "help"))
- show_unit_help(&info);
- else
- print_status_info(&info);
+static int append_assignment(sd_bus_message *m, const char *assignment) {
+ const char *eq;
+ char *field;
+ int r;
+
+ assert(m);
+ assert(assignment);
+
+ eq = strchr(assignment, '=');
+ if (!eq) {
+ log_error("Not an assignment: %s", assignment);
+ return -EINVAL;
}
- strv_free(info.documentation);
+ field = strndupa(assignment, eq - assignment);
+ eq ++;
- if (!streq_ptr(info.active_state, "active") &&
- !streq_ptr(info.active_state, "reloading") &&
- streq(verb, "status"))
- /* According to LSB: "program not running" */
- r = 3;
+ r = sd_bus_message_append_basic(m, SD_BUS_TYPE_STRING, field);
+ if (r < 0)
+ return bus_log_create_error(r);
- while ((p = info.exec)) {
- LIST_REMOVE(ExecStatusInfo, exec, info.exec, p);
- exec_status_info_free(p);
- }
+ if (streq(field, "CPUAccounting") ||
+ streq(field, "MemoryAccounting") ||
+ streq(field, "BlockIOAccounting")) {
- return r;
-}
+ r = parse_boolean(eq);
+ if (r < 0) {
+ log_error("Failed to parse boolean assignment %s.", assignment);
+ return -EINVAL;
+ }
-static int show_one_by_pid(const char *verb, DBusConnection *bus, uint32_t pid, bool *new_line) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- const char *path = NULL;
- DBusError error;
- int r;
+ r = sd_bus_message_append(m, "v", "b", r);
- dbus_error_init(&error);
+ } else if (streq(field, "MemoryLimit")) {
+ off_t bytes;
- r = bus_method_call_with_reply(
- bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "GetUnitByPID",
- &reply,
- NULL,
- DBUS_TYPE_UINT32, &pid,
- DBUS_TYPE_INVALID);
- if (r < 0)
- goto finish;
+ r = parse_bytes(eq, &bytes);
+ if (r < 0) {
+ log_error("Failed to parse bytes specification %s", assignment);
+ return -EINVAL;
+ }
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
+ r = sd_bus_message_append(m, "v", "t", (uint64_t) bytes);
- r = show_one(verb, bus, path, false, new_line);
+ } else if (streq(field, "CPUShares") || streq(field, "BlockIOWeight")) {
+ uint64_t u;
-finish:
- dbus_error_free(&error);
+ r = safe_atou64(eq, &u);
+ if (r < 0) {
+ log_error("Failed to parse %s value %s.", field, eq);
+ return -EINVAL;
+ }
- return r;
-}
+ r = sd_bus_message_append(m, "v", "t", u);
-static int show(DBusConnection *bus, char **args) {
- int r, ret = 0;
- bool show_properties, new_line = false;
- char **name;
+ } else if (streq(field, "DevicePolicy"))
+ r = sd_bus_message_append(m, "v", "s", eq);
- assert(bus);
- assert(args);
+ else if (streq(field, "DeviceAllow")) {
- show_properties = streq(args[0], "show");
+ if (isempty(eq))
+ r = sd_bus_message_append(m, "v", "a(ss)", 0);
+ else {
+ const char *path, *rwm;
+ char *e;
- if (show_properties)
- pager_open_if_enabled();
+ e = strchr(eq, ' ');
+ if (e) {
+ path = strndupa(eq, e - eq);
+ rwm = e+1;
+ } else {
+ path = eq;
+ rwm = "";
+ }
- /* If no argument is specified inspect the manager itself */
+ if (!path_startswith(path, "/dev")) {
+ log_error("%s is not a device file in /dev.", path);
+ return -EINVAL;
+ }
- if (show_properties && strv_length(args) <= 1)
- return show_one(args[0], bus, "/org/freedesktop/systemd1", show_properties, &new_line);
+ r = sd_bus_message_append(m, "v", "a(ss)", 1, path, rwm);
+ }
- STRV_FOREACH(name, args+1) {
- uint32_t id;
+ } else if (streq(field, "BlockIOReadBandwidth") || streq(field, "BlockIOWriteBandwidth")) {
- if (safe_atou32(*name, &id) < 0) {
- _cleanup_free_ char *p = NULL, *n = NULL;
- /* Interpret as unit name */
+ if (isempty(eq))
+ r = sd_bus_message_append(m, "v", "a(st)", 0);
+ else {
+ const char *path, *bandwidth;
+ off_t bytes;
+ char *e;
- n = unit_name_mangle(*name);
- if (!n)
- return log_oom();
+ e = strchr(eq, ' ');
+ if (e) {
+ path = strndupa(eq, e - eq);
+ bandwidth = e+1;
+ } else {
+ log_error("Failed to parse %s value %s.", field, eq);
+ return -EINVAL;
+ }
- p = unit_dbus_path_from_name(n);
- if (!p)
- return log_oom();
+ if (!path_startswith(path, "/dev")) {
+ log_error("%s is not a device file in /dev.", path);
+ return -EINVAL;
+ }
- r = show_one(args[0], bus, p, show_properties, &new_line);
- if (r != 0)
- ret = r;
+ r = parse_bytes(bandwidth, &bytes);
+ if (r < 0) {
+ log_error("Failed to parse byte value %s.", bandwidth);
+ return -EINVAL;
+ }
- } else if (show_properties) {
- _cleanup_free_ char *p = NULL;
+ r = sd_bus_message_append(m, "v", "a(st)", 1, path, (uint64_t) bytes);
+ }
- /* Interpret as job id */
- if (asprintf(&p, "/org/freedesktop/systemd1/job/%u", id) < 0)
- return log_oom();
+ } else if (streq(field, "BlockIODeviceWeight")) {
- r = show_one(args[0], bus, p, show_properties, &new_line);
- if (r != 0)
- ret = r;
+ if (isempty(eq))
+ r = sd_bus_message_append(m, "v", "a(st)", 0);
+ else {
+ const char *path, *weight;
+ uint64_t u;
+ char *e;
- } else {
- /* Interpret as PID */
- r = show_one_by_pid(args[0], bus, id, &new_line);
- if (r != 0)
- ret = r;
+ e = strchr(eq, ' ');
+ if (e) {
+ path = strndupa(eq, e - eq);
+ weight = e+1;
+ } else {
+ log_error("Failed to parse %s value %s.", field, eq);
+ return -EINVAL;
+ }
+
+ if (!path_startswith(path, "/dev")) {
+ log_error("%s is not a device file in /dev.", path);
+ return -EINVAL;
+ }
+
+ r = safe_atou64(weight, &u);
+ if (r < 0) {
+ log_error("Failed to parse %s value %s.", field, weight);
+ return -EINVAL;
+ }
+ r = sd_bus_message_append(m, "v", "a(st)", path, u);
}
+
+ } else {
+ log_error("Unknown assignment %s.", assignment);
+ return -EINVAL;
}
- return ret;
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ return 0;
}
-static int dump(DBusConnection *bus, char **args) {
- _cleanup_free_ DBusMessage *reply = NULL;
- DBusError error;
+static int set_property(sd_bus *bus, char **args) {
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_free_ char *n = NULL;
+ char **i;
int r;
- const char *text;
-
- dbus_error_init(&error);
- pager_open_if_enabled();
-
- r = bus_method_call_with_reply(
+ r = sd_bus_message_new_method_call(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- "Dump",
- &reply,
- NULL,
- DBUS_TYPE_INVALID);
+ "SetUnitProperties",
+ &m);
if (r < 0)
- return r;
+ return bus_log_create_error(r);
+
+ n = unit_name_mangle(args[1]);
+ if (!n)
+ return log_oom();
+
+ r = sd_bus_message_append(m, "sb", n, arg_runtime);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_open_container(m, SD_BUS_TYPE_ARRAY, "(sv)");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ STRV_FOREACH(i, args + 2) {
+ r = sd_bus_message_open_container(m, SD_BUS_TYPE_STRUCT, "sv");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = append_assignment(m, *i);
+ if (r < 0)
+ return r;
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ return bus_log_create_error(r);
+ }
+
+ r = sd_bus_message_close_container(m);
+ if (r < 0)
+ return bus_log_create_error(r);
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_STRING, &text,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- dbus_error_free(&error);
- return -EIO;
+ r = sd_bus_call(bus, m, 0, &error, NULL);
+ if (r < 0) {
+ log_error("Failed to set unit properties on %s: %s", n, bus_error_message(&error, r));
+ return r;
}
- fputs(text, stdout);
return 0;
}
-static int snapshot(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- DBusError error;
+static int snapshot(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ _cleanup_free_ char *n = NULL, *id = NULL;
+ const char *path;
int r;
- dbus_bool_t cleanup = FALSE;
- DBusMessageIter iter, sub;
- const char
- *path, *id,
- *interface = "org.freedesktop.systemd1.Unit",
- *property = "Id";
- _cleanup_free_ char *n = NULL;
-
- dbus_error_init(&error);
if (strv_length(args) > 1)
- n = snapshot_name_mangle(args[1]);
+ n = unit_name_mangle_with_suffix(args[1], ".snapshot");
else
n = strdup("");
if (!n)
return log_oom();
- r = bus_method_call_with_reply (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"CreateSnapshot",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_BOOLEAN, &cleanup,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "sb", n, false);
+ if (r < 0) {
+ log_error("Failed to create snapshot: %s", bus_error_message(&error, r));
return r;
-
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- dbus_error_free(&error);
- return -EIO;
}
- dbus_message_unref(reply);
- reply = NULL;
+ r = sd_bus_message_read(reply, "o", &path);
+ if (r < 0)
+ return bus_log_parse_error(r);
- r = bus_method_call_with_reply (
+ r = sd_bus_get_property_string(
bus,
"org.freedesktop.systemd1",
path,
- "org.freedesktop.DBus.Properties",
- "Get",
- &reply,
- NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "org.freedesktop.systemd1.Unit",
+ "Id",
+ &error,
+ &id);
+ if (r < 0) {
+ log_error("Failed to get ID of snapshot: %s", bus_error_message(&error, r));
return r;
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- return -EIO;
}
- dbus_message_iter_recurse(&iter, &sub);
-
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
-
- dbus_message_iter_get_basic(&sub, &id);
-
if (!arg_quiet)
puts(id);
return 0;
}
-static int delete_snapshot(DBusConnection *bus, char **args) {
+static int delete_snapshot(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
char **name;
+ int r;
assert(args);
STRV_FOREACH(name, args+1) {
_cleanup_free_ char *n = NULL;
- int r;
- n = snapshot_name_mangle(*name);
+ n = unit_name_mangle_with_suffix(*name, ".snapshot");
if (!n)
return log_oom();
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"RemoveSnapshot",
+ &error,
NULL,
- NULL,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "s", n);
+ if (r < 0) {
+ log_error("Failed to remove snapshot %s: %s", n, bus_error_message(&error, r));
return r;
+ }
}
return 0;
}
-static int daemon_reload(DBusConnection *bus, char **args) {
- int r;
+static int daemon_reload(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
const char *method;
- DBusError error;
+ int r;
if (arg_action == ACTION_RELOAD)
method = "Reload";
/* "daemon-reload" */ "Reload";
}
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
method,
- NULL,
&error,
- DBUS_TYPE_INVALID);
+ NULL,
+ NULL);
if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
/* There's always a fallback possible for
* legacy actions. */
r = -EADDRNOTAVAIL;
- else if (r == -ETIMEDOUT && streq(method, "Reexecute"))
- /* On reexecution, we expect a disconnect, not
- * a reply */
+ else if ((r == -ETIMEDOUT || r == -ECONNRESET) && streq(method, "Reexecute"))
+ /* On reexecution, we expect a disconnect, not a
+ * reply */
r = 0;
else if (r < 0)
- log_error("Failed to issue method call: %s", bus_error_message(&error));
+ log_error("Failed to execute operation: %s", bus_error_message(&error, r));
- dbus_error_free(&error);
- return r;
+ return r < 0 ? r : 0;
}
-static int reset_failed(DBusConnection *bus, char **args) {
- int r = 0;
+static int reset_failed(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
char **name;
+ int r;
if (strv_length(args) <= 1)
return daemon_reload(bus, args);
if (!n)
return log_oom();
- r = bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"ResetFailedUnit",
+ &error,
NULL,
- NULL,
- DBUS_TYPE_STRING, &n,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "s", n);
+ if (r < 0) {
+ log_error("Failed to reset failed state of unit %s: %s", n, bus_error_message(&error, r));
return r;
+ }
}
return 0;
}
-static int show_enviroment(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- DBusMessageIter iter, sub, sub2;
+static int show_environment(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+ const char *text;
int r;
- const char
- *interface = "org.freedesktop.systemd1.Manager",
- *property = "Environment";
pager_open_if_enabled();
- r = bus_method_call_with_reply(
+ r = sd_bus_get_property(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
- "org.freedesktop.DBus.Properties",
- "Get",
+ "org.freedesktop.systemd1.Manager",
+ "Environment",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID);
- if (r < 0)
+ "as");
+ if (r < 0) {
+ log_error("Failed to get environment: %s", bus_error_message(&error, r));
return r;
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
-
- dbus_message_iter_recurse(&iter, &sub);
-
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&sub) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply.");
- return -EIO;
}
- dbus_message_iter_recurse(&sub, &sub2);
-
- while (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_INVALID) {
- const char *text;
-
- if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply.");
- return -EIO;
- }
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "s");
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_get_basic(&sub2, &text);
+ while ((r = sd_bus_message_read_basic(reply, SD_BUS_TYPE_STRING, &text)) > 0)
puts(text);
+ if (r < 0)
+ return bus_log_parse_error(r);
- dbus_message_iter_next(&sub2);
- }
+ r = sd_bus_message_exit_container(reply);
+ if (r < 0)
+ return bus_log_parse_error(r);
return 0;
}
-static int switch_root(DBusConnection *bus, char **args) {
- unsigned l;
- const char *root;
+static int switch_root(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_free_ char *init = NULL;
+ const char *root;
+ unsigned l;
+ int r;
l = strv_length(args);
if (l < 2 || l > 3) {
if (!init)
init = strdup("");
}
+
if (!init)
return log_oom();
log_debug("switching root - root: %s; init: %s", root, init);
- return bus_method_call_with_reply(
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"SwitchRoot",
+ &error,
NULL,
- NULL,
- DBUS_TYPE_STRING, &root,
- DBUS_TYPE_STRING, &init,
- DBUS_TYPE_INVALID);
+ "ss", root, init);
+ if (r < 0) {
+ log_error("Failed to switch root: %s", bus_error_message(&error, r));
+ return r;
+ }
+
+ return 0;
}
-static int set_environment(DBusConnection *bus, char **args) {
- _cleanup_dbus_message_unref_ DBusMessage *m = NULL, *reply = NULL;
- DBusError error;
+static int set_environment(sd_bus *bus, char **args) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *m = NULL;
const char *method;
- DBusMessageIter iter;
int r;
assert(bus);
assert(args);
- dbus_error_init(&error);
-
method = streq(args[0], "set-environment")
? "SetEnvironment"
: "UnsetEnvironment";
- m = dbus_message_new_method_call(
+ r = sd_bus_message_new_method_call(
+ bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- method);
- if (!m)
- return log_oom();
-
- dbus_message_iter_init_append(m, &iter);
+ method,
+ &m);
+ if (r < 0)
+ return bus_log_create_error(r);
- r = bus_append_strv_iter(&iter, args + 1);
+ r = sd_bus_message_append_strv(m, args + 1);
if (r < 0)
- return log_oom();
+ return bus_log_create_error(r);
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
- if (!reply) {
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- dbus_error_free(&error);
- return -EIO;
+ r = sd_bus_call(bus, m, 0, &error, NULL);
+ if (r < 0) {
+ log_error("Failed to set environment: %s", bus_error_message(&error, r));
+ return r;
}
return 0;
}
-static int enable_sysv_units(char **args) {
+static int enable_sysv_units(const char *verb, char **args) {
int r = 0;
#if defined(HAVE_SYSV_COMPAT) && defined(HAVE_CHKCONFIG)
- const char *verb = args[0];
unsigned f = 1, t = 1;
- LookupPaths paths;
+ _cleanup_lookup_paths_free_ LookupPaths paths = {};
if (arg_scope != UNIT_FILE_SYSTEM)
return 0;
/* Processes all SysV units, and reshuffles the array so that
* afterwards only the native units remain */
- zero(paths);
r = lookup_paths_init(&paths, SYSTEMD_SYSTEM, false, NULL, NULL, NULL);
if (r < 0)
return r;
r = 0;
- for (f = 1; args[f]; f++) {
+ for (f = 0; args[f]; f++) {
const char *name;
- char *p;
+ _cleanup_free_ char *p = NULL, *q = NULL;
bool found_native = false, found_sysv;
unsigned c = 1;
const char *argv[6] = { "/sbin/chkconfig", NULL, NULL, NULL, NULL };
- char **k, *l, *q = NULL;
+ char **k, *l;
int j;
pid_t pid;
siginfo_t status;
continue;
STRV_FOREACH(k, paths.unit_path) {
- p = NULL;
-
if (!isempty(arg_root))
asprintf(&p, "%s/%s/%s", arg_root, *k, name);
else
found_native = access(p, F_OK) >= 0;
free(p);
+ p = NULL;
if (found_native)
break;
if (found_native)
continue;
- p = NULL;
if (!isempty(arg_root))
asprintf(&p, "%s/" SYSTEM_SYSVINIT_PATH "/%s", arg_root, name);
else
p[strlen(p) - sizeof(".service") + 1] = 0;
found_sysv = access(p, F_OK) >= 0;
- if (!found_sysv) {
- free(p);
+ if (!found_sysv)
continue;
- }
/* Mark this entry, so that we don't try enabling it as native unit */
args[f] = (char*) "";
l = strv_join((char**)argv, " ");
if (!l) {
- free(q);
- free(p);
r = log_oom();
goto finish;
}
pid = fork();
if (pid < 0) {
log_error("Failed to fork: %m");
- free(p);
- free(q);
r = -errno;
goto finish;
} else if (pid == 0) {
_exit(EXIT_FAILURE);
}
- free(p);
- free(q);
-
j = wait_for_terminate(pid, &status);
if (j < 0) {
log_error("Failed to wait for child: %s", strerror(-r));
}
finish:
- lookup_paths_free(&paths);
-
/* Drop all SysV units */
- for (f = 1, t = 1; args[f]; f++) {
+ for (f = 0, t = 0; args[f]; f++) {
if (isempty(args[f]))
continue;
return 0;
}
-static int enable_unit(DBusConnection *bus, char **args) {
+static int enable_unit(sd_bus *bus, char **args) {
+ _cleanup_strv_free_ char **mangled_names = NULL;
const char *verb = args[0];
UnitFileChange *changes = NULL;
- unsigned n_changes = 0, i;
+ unsigned n_changes = 0;
int carries_install_info = -1;
- DBusMessage *m = NULL, *reply = NULL;
int r;
- DBusError error;
- char **mangled_names = NULL;
-
- r = enable_sysv_units(args);
- if (r < 0)
- return r;
if (!args[1])
return 0;
- dbus_error_init(&error);
+ r = mangle_names(args+1, &mangled_names);
+ if (r < 0)
+ return r;
+
+ r = enable_sysv_units(verb, mangled_names);
+ if (r < 0)
+ return r;
if (!bus || avoid_bus()) {
if (streq(verb, "enable")) {
- r = unit_file_enable(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes);
+ r = unit_file_enable(arg_scope, arg_runtime, arg_root, mangled_names, arg_force, &changes, &n_changes);
carries_install_info = r;
} else if (streq(verb, "disable"))
- r = unit_file_disable(arg_scope, arg_runtime, arg_root, args+1, &changes, &n_changes);
+ r = unit_file_disable(arg_scope, arg_runtime, arg_root, mangled_names, &changes, &n_changes);
else if (streq(verb, "reenable")) {
- r = unit_file_reenable(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes);
+ r = unit_file_reenable(arg_scope, arg_runtime, arg_root, mangled_names, arg_force, &changes, &n_changes);
carries_install_info = r;
} else if (streq(verb, "link"))
- r = unit_file_link(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes);
+ r = unit_file_link(arg_scope, arg_runtime, arg_root, mangled_names, arg_force, &changes, &n_changes);
else if (streq(verb, "preset")) {
- r = unit_file_preset(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes);
+ r = unit_file_preset(arg_scope, arg_runtime, arg_root, mangled_names, arg_force, &changes, &n_changes);
carries_install_info = r;
} else if (streq(verb, "mask"))
- r = unit_file_mask(arg_scope, arg_runtime, arg_root, args+1, arg_force, &changes, &n_changes);
+ r = unit_file_mask(arg_scope, arg_runtime, arg_root, mangled_names, arg_force, &changes, &n_changes);
else if (streq(verb, "unmask"))
- r = unit_file_unmask(arg_scope, arg_runtime, arg_root, args+1, &changes, &n_changes);
+ r = unit_file_unmask(arg_scope, arg_runtime, arg_root, mangled_names, &changes, &n_changes);
else
assert_not_reached("Unknown verb");
goto finish;
}
- if (!arg_quiet) {
- for (i = 0; i < n_changes; i++) {
- if (changes[i].type == UNIT_FILE_SYMLINK)
- log_info("ln -s '%s' '%s'", changes[i].source, changes[i].path);
- else
- log_info("rm '%s'", changes[i].path);
- }
- }
+ if (!arg_quiet)
+ dump_unit_file_changes(changes, n_changes);
r = 0;
} else {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL, *m = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ int expect_carries_install_info = false;
+ bool send_force = true;
const char *method;
- bool send_force = true, expect_carries_install_info = false;
- dbus_bool_t a, b;
- DBusMessageIter iter, sub, sub2;
if (streq(verb, "enable")) {
method = "EnableUnitFiles";
} else
assert_not_reached("Unknown verb");
- m = dbus_message_new_method_call(
+ r = sd_bus_message_new_method_call(
+ bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
- method);
- if (!m) {
- r = log_oom();
- goto finish;
- }
-
- dbus_message_iter_init_append(m, &iter);
-
- r = mangle_names(args+1, &mangled_names);
- if(r < 0)
- goto finish;
+ method,
+ &m);
+ if (r < 0)
+ return bus_log_create_error(r);
- r = bus_append_strv_iter(&iter, mangled_names);
- if (r < 0) {
- log_error("Failed to append unit files.");
- goto finish;
- }
+ r = sd_bus_message_append_strv(m, mangled_names);
+ if (r < 0)
+ return bus_log_create_error(r);
- a = arg_runtime;
- if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &a)) {
- log_error("Failed to append runtime boolean.");
- r = -ENOMEM;
- goto finish;
- }
+ r = sd_bus_message_append(m, "b", arg_runtime);
+ if (r < 0)
+ return bus_log_create_error(r);
if (send_force) {
- b = arg_force;
-
- if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &b)) {
- log_error("Failed to append force boolean.");
- r = -ENOMEM;
- goto finish;
- }
- }
-
- reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
- if (!reply) {
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
+ r = sd_bus_message_append(m, "b", arg_force);
+ if (r < 0)
+ return bus_log_create_error(r);
}
- if (!dbus_message_iter_init(reply, &iter)) {
- log_error("Failed to initialize iterator.");
- goto finish;
+ r = sd_bus_call(bus, m, 0, &error, &reply);
+ if (r < 0) {
+ log_error("Failed to execute operation: %s", bus_error_message(&error, r));
+ return r;
}
if (expect_carries_install_info) {
- r = bus_iter_get_basic_and_next(&iter, DBUS_TYPE_BOOLEAN, &b, true);
- if (r < 0) {
- log_error("Failed to parse reply.");
- goto finish;
- }
-
- carries_install_info = b;
- }
-
- if (dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
- dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
+ r = sd_bus_message_read(reply, "b", &carries_install_info);
+ if (r < 0)
+ return bus_log_parse_error(r);
}
- dbus_message_iter_recurse(&iter, &sub);
- while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
- const char *type, *path, *source;
-
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRUCT) {
- log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
- }
-
- dbus_message_iter_recurse(&sub, &sub2);
-
- if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &type, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) < 0 ||
- bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &source, false) < 0) {
- log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
- }
-
- if (!arg_quiet) {
- if (streq(type, "symlink"))
- log_info("ln -s '%s' '%s'", source, path);
- else
- log_info("rm '%s'", path);
- }
-
- dbus_message_iter_next(&sub);
- }
+ r = deserialize_and_dump_unit_file_changes(reply);
+ if (r < 0)
+ return r;
/* Try to reload if enabeld */
if (!arg_no_reload)
r = daemon_reload(bus, args);
+ else
+ r = 0;
}
if (carries_install_info == 0)
- log_warning(
-"The unit files have no [Install] section. They are not meant to be enabled\n"
-"using systemctl.\n"
-"Possible reasons for having this kind of units are:\n"
-"1) A unit may be statically enabled by being symlinked from another unit's\n"
-" .wants/ or .requires/ directory.\n"
-"2) A unit's purpose may be to act as a helper for some other unit which has\n"
-" a requirement dependency on it.\n"
-"3) A unit may be started when needed via activation (socket, path, timer,\n"
-" D-Bus, udev, scripted systemctl call, ...).\n");
+ log_warning("The unit files have no [Install] section. They are not meant to be enabled\n"
+ "using systemctl.\n"
+ "Possible reasons for having this kind of units are:\n"
+ "1) A unit may be statically enabled by being symlinked from another unit's\n"
+ " .wants/ or .requires/ directory.\n"
+ "2) A unit's purpose may be to act as a helper for some other unit which has\n"
+ " a requirement dependency on it.\n"
+ "3) A unit may be started when needed via activation (socket, path, timer,\n"
+ " D-Bus, udev, scripted systemctl call, ...).\n");
finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
unit_file_changes_free(changes, n_changes);
- dbus_error_free(&error);
-
- strv_free(mangled_names);
-
return r;
}
-static int unit_is_enabled(DBusConnection *bus, char **args) {
- DBusError error;
- int r;
- DBusMessage *reply = NULL;
+static int unit_is_enabled(sd_bus *bus, char **args) {
+
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_strv_free_ char **mangled_names = NULL;
bool enabled;
char **name;
+ int r;
- dbus_error_init(&error);
+ r = mangle_names(args+1, &mangled_names);
+ if (r < 0)
+ return r;
- r = enable_sysv_units(args);
+ r = enable_sysv_units(args[0], mangled_names);
if (r < 0)
return r;
if (!bus || avoid_bus()) {
- STRV_FOREACH(name, args+1) {
+ STRV_FOREACH(name, mangled_names) {
UnitFileState state;
state = unit_file_get_state(arg_scope, arg_root, *name);
if (state < 0) {
- r = state;
- goto finish;
+ log_error("Failed to get unit file state for %s: %s", *name, strerror(-state));
+ return state;
}
if (state == UNIT_FILE_ENABLED ||
}
} else {
- STRV_FOREACH(name, args+1) {
+ STRV_FOREACH(name, mangled_names) {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
const char *s;
- r = bus_method_call_with_reply (
+ r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"GetUnitFileState",
+ &error,
&reply,
- NULL,
- DBUS_TYPE_STRING, name,
- DBUS_TYPE_INVALID);
- if (r)
- goto finish;
-
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_STRING, &s,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
+ "s", name);
+ if (r < 0) {
+ log_error("Failed to get unit file state for %s: %s", *name, bus_error_message(&error, r));
+ return r;
}
- dbus_message_unref(reply);
- reply = NULL;
+ r = sd_bus_message_read(reply, "s", &s);
+ if (r < 0)
+ return bus_log_parse_error(r);
if (streq(s, "enabled") ||
streq(s, "enabled-runtime") ||
}
}
- r = enabled ? 0 : 1;
-
-finish:
- if (reply)
- dbus_message_unref(reply);
-
- dbus_error_free(&error);
- return r;
+ return !enabled;
}
static int systemctl_help(void) {
"Query or send control commands to the systemd manager.\n\n"
" -h --help Show this help\n"
" --version Show package version\n"
+ " --system Connect to system manager\n"
+ " --user Connect to user service manager\n"
+ " -H --host=[USER@]HOST\n"
+ " Operate on remote host\n"
+ " -M --machine=CONTAINER\n"
+ " Operate on local container\n"
" -t --type=TYPE List only units of a particular type\n"
+ " --state=STATE List only units with particular LOAD or SUB or ACTIVE state\n"
" -p --property=NAME Show only properties by this name\n"
- " -a --all Show all units/properties, including dead/empty ones\n"
- " --failed Show only failed units\n"
- " --full Don't ellipsize unit names on output\n"
- " --fail When queueing a new job, fail if conflicting jobs are\n"
- " pending\n"
- " --ignore-dependencies\n"
- " When queueing a new job, ignore all its dependencies\n"
+ " -a --all Show all loaded units/properties, including dead/empty\n"
+ " ones. To list all units installed on the system, use\n"
+ " the 'list-unit-files' command instead.\n"
+ " -l --full Don't ellipsize unit names on output\n"
+ " --reverse Show reverse dependencies with 'list-dependencies'\n"
+ " --job-mode=MODE Specify how to deal with already queued jobs, when\n"
+ " queueing a new job\n"
+ " --show-types When showing sockets, explicitly show their type\n"
" -i --ignore-inhibitors\n"
" When shutting down or sleeping, ignore inhibitors\n"
" --kill-who=WHO Who to send signal to\n"
" -s --signal=SIGNAL Which signal to send\n"
- " -H --host=[USER@]HOST\n"
- " Show information for remote host\n"
- " -P --privileged Acquire privileges before execution\n"
" -q --quiet Suppress output\n"
" --no-block Do not wait until operation finished\n"
" --no-wall Don't send wall message before halt/power-off/reboot\n"
" --no-pager Do not pipe output into a pager\n"
" --no-ask-password\n"
" Do not ask for system passwords\n"
- " --order When generating graph for dot, show only order\n"
- " --require When generating graph for dot, show only requirement\n"
- " --system Connect to system manager\n"
- " --user Connect to user service manager\n"
" --global Enable/disable unit files globally\n"
+ " --runtime Enable unit files only temporarily until next reboot\n"
" -f --force When enabling unit files, override existing symlinks\n"
" When shutting down, execute action immediately\n"
" --root=PATH Enable unit files in the specified root directory\n"
- " --runtime Enable unit files only temporarily until next reboot\n"
- " -n --lines=INTEGER Journal entries to show\n"
+ " -n --lines=INTEGER Number of journal entries to show\n"
" -o --output=STRING Change journal output mode (short, short-monotonic,\n"
" verbose, export, json, json-pretty, json-sse, cat)\n\n"
"Unit Commands:\n"
" list-units List loaded units\n"
+ " list-sockets List loaded sockets ordered by address\n"
+ " list-timers List loaded timers ordered by next elapse\n"
" start [NAME...] Start (activate) one or more units\n"
" stop [NAME...] Stop (deactivate) one or more units\n"
" reload [NAME...] Reload one or more units\n"
" status [NAME...|PID...] Show runtime status of one or more units\n"
" show [NAME...|JOB...] Show properties of one or more\n"
" units/jobs or the manager\n"
- " help [NAME...|PID...] Show manual for one or more units\n"
+ " cat [NAME...] Show files and drop-ins of one or more units\n"
+ " set-property [NAME] [ASSIGNMENT...]\n"
+ " Sets one or more properties of a unit\n"
+ " help [NAME...|PID...] Show manual for one or more units\n"
" reset-failed [NAME...] Reset failed state for all, one, or more\n"
" units\n"
- " set-cgroup [NAME] [CGROUP...] Add unit to a control group\n"
- " unset-cgroup [NAME] [CGROUP...] Remove unit from a control group\n"
- " set-cgroup-attr [NAME] [ATTR] [VALUE] ...\n"
- " Set control group attribute\n"
- " unset-cgroup-attr [NAME] [ATTR...]\n"
- " Unset control group attribute\n"
- " load [NAME...] Load one or more units\n\n"
+ " list-dependencies [NAME] Recursively show units which are required\n"
+ " or wanted by this unit or by which this\n"
+ " unit is required or wanted\n\n"
"Unit File Commands:\n"
" list-unit-files List installed unit files\n"
" enable [NAME...] Enable one or more unit files\n"
" reenable [NAME...] Reenable one or more unit files\n"
" preset [NAME...] Enable/disable one or more unit files\n"
" based on preset configuration\n"
+ " is-enabled [NAME...] Check whether unit files are enabled\n\n"
" mask [NAME...] Mask one or more units\n"
" unmask [NAME...] Unmask one or more units\n"
" link [PATH...] Link one or more units files into\n"
" the search path\n"
- " is-enabled [NAME...] Check whether unit files are enabled\n\n"
+ " get-default Get the name of the default target\n"
+ " set-default NAME Set the default target\n\n"
"Job Commands:\n"
" list-jobs List jobs\n"
" cancel [JOB...] Cancel all, one, or more jobs\n\n"
- "Status Commands:\n"
- " dump Dump server status\n"
- " dot Dump dependency graph for dot(1)\n\n"
"Snapshot Commands:\n"
" snapshot [NAME] Create a snapshot\n"
" delete [NAME...] Remove one or more snapshots\n\n"
" emergency Enter system emergency mode\n"
" halt Shut down and halt the system\n"
" poweroff Shut down and power-off the system\n"
- " reboot Shut down and reboot the system\n"
+ " reboot [ARG] Shut down and reboot the system\n"
" kexec Shut down and reboot the system with kexec\n"
" exit Request user instance exit\n"
" switch-root [ROOT] [INIT] Change to a different root file system\n"
static int halt_help(void) {
- printf("%s [OPTIONS...]\n\n"
+ printf("%s [OPTIONS...]%s\n\n"
"%s the system.\n\n"
" --help Show this help\n"
" --halt Halt the machine\n"
" -d --no-wtmp Don't write wtmp record\n"
" --no-wall Don't send wall message before halt/power-off/reboot\n",
program_invocation_short_name,
+ arg_action == ACTION_REBOOT ? " [ARG]" : "",
arg_action == ACTION_REBOOT ? "Reboot" :
arg_action == ACTION_POWEROFF ? "Power off" :
"Halt");
static int help_types(void) {
int i;
+ const char *t;
puts("Available unit types:");
- for(i = UNIT_SERVICE; i < _UNIT_TYPE_MAX; i++)
- if (unit_type_table[i])
- puts(unit_type_table[i]);
-
- puts("\nAvailable unit load states: ");
- for(i = UNIT_STUB; i < _UNIT_LOAD_STATE_MAX; i++)
- if (unit_type_table[i])
- puts(unit_load_state_table[i]);
+ for (i = 0; i < _UNIT_TYPE_MAX; i++) {
+ t = unit_type_to_string(i);
+ if (t)
+ puts(t);
+ }
return 0;
}
enum {
ARG_FAIL = 0x100,
+ ARG_REVERSE,
+ ARG_AFTER,
+ ARG_BEFORE,
+ ARG_SHOW_TYPES,
+ ARG_IRREVERSIBLE,
ARG_IGNORE_DEPENDENCIES,
ARG_VERSION,
ARG_USER,
ARG_NO_LEGEND,
ARG_NO_PAGER,
ARG_NO_WALL,
- ARG_ORDER,
- ARG_REQUIRE,
ARG_ROOT,
- ARG_FULL,
ARG_NO_RELOAD,
ARG_KILL_WHO,
ARG_NO_ASK_PASSWORD,
ARG_FAILED,
ARG_RUNTIME,
- ARG_FORCE
+ ARG_FORCE,
+ ARG_PLAIN,
+ ARG_STATE,
+ ARG_JOB_MODE
};
static const struct option options[] = {
- { "help", no_argument, NULL, 'h' },
- { "version", no_argument, NULL, ARG_VERSION },
- { "type", required_argument, NULL, 't' },
- { "property", required_argument, NULL, 'p' },
- { "all", no_argument, NULL, 'a' },
- { "failed", no_argument, NULL, ARG_FAILED },
- { "full", no_argument, NULL, ARG_FULL },
- { "fail", no_argument, NULL, ARG_FAIL },
- { "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES },
- { "ignore-inhibitors", no_argument, NULL, 'i' },
- { "user", no_argument, NULL, ARG_USER },
- { "system", no_argument, NULL, ARG_SYSTEM },
- { "global", no_argument, NULL, ARG_GLOBAL },
- { "no-block", no_argument, NULL, ARG_NO_BLOCK },
- { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
- { "no-pager", no_argument, NULL, ARG_NO_PAGER },
- { "no-wall", no_argument, NULL, ARG_NO_WALL },
- { "quiet", no_argument, NULL, 'q' },
- { "order", no_argument, NULL, ARG_ORDER },
- { "require", no_argument, NULL, ARG_REQUIRE },
- { "root", required_argument, NULL, ARG_ROOT },
- { "force", no_argument, NULL, ARG_FORCE },
- { "no-reload", no_argument, NULL, ARG_NO_RELOAD },
- { "kill-who", required_argument, NULL, ARG_KILL_WHO },
- { "signal", required_argument, NULL, 's' },
- { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
- { "host", required_argument, NULL, 'H' },
- { "privileged",no_argument, NULL, 'P' },
- { "runtime", no_argument, NULL, ARG_RUNTIME },
- { "lines", required_argument, NULL, 'n' },
- { "output", required_argument, NULL, 'o' },
- { NULL, 0, NULL, 0 }
+ { "help", no_argument, NULL, 'h' },
+ { "version", no_argument, NULL, ARG_VERSION },
+ { "type", required_argument, NULL, 't' },
+ { "property", required_argument, NULL, 'p' },
+ { "all", no_argument, NULL, 'a' },
+ { "reverse", no_argument, NULL, ARG_REVERSE },
+ { "after", no_argument, NULL, ARG_AFTER },
+ { "before", no_argument, NULL, ARG_BEFORE },
+ { "show-types", no_argument, NULL, ARG_SHOW_TYPES },
+ { "failed", no_argument, NULL, ARG_FAILED }, /* compatibility only */
+ { "full", no_argument, NULL, 'l' },
+ { "job-mode", required_argument, NULL, ARG_JOB_MODE },
+ { "fail", no_argument, NULL, ARG_FAIL }, /* compatibility only */
+ { "irreversible", no_argument, NULL, ARG_IRREVERSIBLE }, /* compatibility only */
+ { "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES }, /* compatibility only */
+ { "ignore-inhibitors", no_argument, NULL, 'i' },
+ { "user", no_argument, NULL, ARG_USER },
+ { "system", no_argument, NULL, ARG_SYSTEM },
+ { "global", no_argument, NULL, ARG_GLOBAL },
+ { "no-block", no_argument, NULL, ARG_NO_BLOCK },
+ { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
+ { "no-pager", no_argument, NULL, ARG_NO_PAGER },
+ { "no-wall", no_argument, NULL, ARG_NO_WALL },
+ { "quiet", no_argument, NULL, 'q' },
+ { "root", required_argument, NULL, ARG_ROOT },
+ { "force", no_argument, NULL, ARG_FORCE },
+ { "no-reload", no_argument, NULL, ARG_NO_RELOAD },
+ { "kill-who", required_argument, NULL, ARG_KILL_WHO },
+ { "signal", required_argument, NULL, 's' },
+ { "no-ask-password", no_argument, NULL, ARG_NO_ASK_PASSWORD },
+ { "host", required_argument, NULL, 'H' },
+ { "machine", required_argument, NULL, 'M' },
+ { "runtime", no_argument, NULL, ARG_RUNTIME },
+ { "lines", required_argument, NULL, 'n' },
+ { "output", required_argument, NULL, 'o' },
+ { "plain", no_argument, NULL, ARG_PLAIN },
+ { "state", required_argument, NULL, ARG_STATE },
+ {}
};
int c;
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "ht:p:aqfs:H:Pn:o:i", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "ht:p:alqfs:H:M:n:o:i", options, NULL)) >= 0) {
switch (c) {
case 'h':
- systemctl_help();
- return 0;
+ return systemctl_help();
case ARG_VERSION:
puts(PACKAGE_STRING);
puts(SYSTEMD_FEATURES);
return 0;
- case 't':
- if (streq(optarg, "help")) {
- help_types();
- return 0;
- }
+ case 't': {
+ char *word, *state;
+ size_t size;
- if (unit_type_from_string(optarg) >= 0) {
- arg_type = optarg;
- break;
- }
- if (unit_load_state_from_string(optarg) >= 0) {
- arg_load_state = optarg;
- break;
+ FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
+ _cleanup_free_ char *type;
+
+ type = strndup(word, size);
+ if (!type)
+ return -ENOMEM;
+
+ if (streq(type, "help")) {
+ help_types();
+ return 0;
+ }
+
+ if (unit_type_from_string(type) >= 0) {
+ if (strv_push(&arg_types, type))
+ return log_oom();
+ type = NULL;
+ continue;
+ }
+
+ /* It's much nicer to use --state= for
+ * load states, but let's support this
+ * in --types= too for compatibility
+ * with old versions */
+ if (unit_load_state_from_string(optarg) >= 0) {
+ if (strv_push(&arg_states, type) < 0)
+ return log_oom();
+ type = NULL;
+ continue;
+ }
+
+ log_error("Unknown unit type or load state '%s'.", type);
+ log_info("Use -t help to see a list of allowed values.");
+ return -EINVAL;
}
- log_error("Unkown unit type or load state '%s'.",
- optarg);
- log_info("Use -t help to see a list of allowed values.");
- return -EINVAL;
+
+ break;
+ }
+
case 'p': {
- char **l;
+ /* Make sure that if the empty property list
+ was specified, we won't show any properties. */
+ if (isempty(optarg) && !arg_properties) {
+ arg_properties = new0(char*, 1);
+ if (!arg_properties)
+ return log_oom();
+ } else {
+ char *word, *state;
+ size_t size;
+
+ FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
+ char *prop;
- if (!(l = strv_append(arg_property, optarg)))
- return -ENOMEM;
+ prop = strndup(word, size);
+ if (!prop)
+ return log_oom();
- strv_free(arg_property);
- arg_property = l;
+ if (strv_push(&arg_properties, prop) < 0) {
+ free(prop);
+ return log_oom();
+ }
+ }
+ }
/* If the user asked for a particular
* property, show it to him, even if it is
* empty. */
arg_all = true;
+
break;
}
arg_all = true;
break;
+ case ARG_REVERSE:
+ arg_dependency = DEPENDENCY_REVERSE;
+ break;
+
+ case ARG_AFTER:
+ arg_dependency = DEPENDENCY_AFTER;
+ break;
+
+ case ARG_BEFORE:
+ arg_dependency = DEPENDENCY_BEFORE;
+ break;
+
+ case ARG_SHOW_TYPES:
+ arg_show_types = true;
+ break;
+
+ case ARG_JOB_MODE:
+ arg_job_mode = optarg;
+ break;
+
case ARG_FAIL:
arg_job_mode = "fail";
break;
+ case ARG_IRREVERSIBLE:
+ arg_job_mode = "replace-irreversibly";
+ break;
+
case ARG_IGNORE_DEPENDENCIES:
arg_job_mode = "ignore-dependencies";
break;
arg_no_wall = true;
break;
- case ARG_ORDER:
- arg_dot = DOT_ORDER;
- break;
-
- case ARG_REQUIRE:
- arg_dot = DOT_REQUIRE;
- break;
-
case ARG_ROOT:
arg_root = optarg;
break;
- case ARG_FULL:
+ case 'l':
arg_full = true;
break;
case ARG_FAILED:
- arg_failed = true;
+ if (strv_extend(&arg_states, "failed") < 0)
+ return log_oom();
+
break;
case 'q':
arg_ask_password = false;
break;
- case 'P':
- arg_transport = TRANSPORT_POLKIT;
+ case 'H':
+ arg_transport = BUS_TRANSPORT_REMOTE;
+ arg_host = optarg;
break;
- case 'H':
- arg_transport = TRANSPORT_SSH;
+ case 'M':
+ arg_transport = BUS_TRANSPORT_CONTAINER;
arg_host = optarg;
break;
arg_ignore_inhibitors = true;
break;
+ case ARG_PLAIN:
+ arg_plain = true;
+ break;
+
+ case ARG_STATE: {
+ char *word, *state;
+ size_t size;
+
+ FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
+ char *s;
+
+ s = strndup(word, size);
+ if (!s)
+ return log_oom();
+
+ if (strv_push(&arg_states, s) < 0) {
+ free(s);
+ return log_oom();
+ }
+ }
+ break;
+ }
+
case '?':
return -EINVAL;
default:
- log_error("Unknown option code '%c'.", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
}
- if (arg_transport != TRANSPORT_NORMAL && arg_scope != UNIT_FILE_SYSTEM) {
+ if (arg_transport != BUS_TRANSPORT_LOCAL && arg_scope != UNIT_FILE_SYSTEM) {
log_error("Cannot access user instance remotely.");
return -EINVAL;
}
{ "wtmp-only", no_argument, NULL, 'w' },
{ "no-wtmp", no_argument, NULL, 'd' },
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
- { NULL, 0, NULL, 0 }
+ {}
};
- int c, runlevel;
+ int c, r, runlevel;
assert(argc >= 0);
assert(argv);
switch (c) {
case ARG_HELP:
- halt_help();
- return 0;
+ return halt_help();
case ARG_HALT:
arg_action = ACTION_HALT;
return -EINVAL;
default:
- log_error("Unknown option code '%c'.", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
}
- if (optind < argc) {
+ if (arg_action == ACTION_REBOOT && argc == optind + 1) {
+ r = write_string_file(REBOOT_PARAM_FILE, argv[optind]);
+ if (r < 0) {
+ log_error("Failed to write reboot param to "
+ REBOOT_PARAM_FILE": %s", strerror(-r));
+ return r;
+ }
+ } else if (optind < argc) {
log_error("Too many arguments.");
return -EINVAL;
}
} else {
char *e = NULL;
long hour, minute;
- struct tm tm;
+ struct tm tm = {};
time_t s;
usec_t n;
errno = 0;
hour = strtol(t, &e, 10);
- if (errno != 0 || *e != ':' || hour < 0 || hour > 23)
+ if (errno > 0 || *e != ':' || hour < 0 || hour > 23)
return -EINVAL;
minute = strtol(e+1, &e, 10);
- if (errno != 0 || *e != 0 || minute < 0 || minute > 59)
+ if (errno > 0 || *e != 0 || minute < 0 || minute > 59)
return -EINVAL;
n = now(CLOCK_REALTIME);
s = (time_t) (n / USEC_PER_SEC);
- zero(tm);
assert_se(localtime_r(&s, &tm));
tm.tm_hour = (int) hour;
{ "reboot", no_argument, NULL, 'r' },
{ "kexec", no_argument, NULL, 'K' }, /* not documented extension */
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
- { NULL, 0, NULL, 0 }
+ {}
};
int c, r;
switch (c) {
case ARG_HELP:
- shutdown_help();
- return 0;
+ return shutdown_help();
case 'H':
arg_action = ACTION_HALT;
return -EINVAL;
default:
- log_error("Unknown option code '%c'.", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
}
static const struct option options[] = {
{ "help", no_argument, NULL, ARG_HELP },
{ "no-wall", no_argument, NULL, ARG_NO_WALL },
- { NULL, 0, NULL, 0 }
+ {}
};
static const struct {
switch (c) {
case ARG_HELP:
- telinit_help();
- return 0;
+ return telinit_help();
case ARG_NO_WALL:
arg_no_wall = true;
return -EINVAL;
default:
- log_error("Unknown option code '%c'.", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
}
static const struct option options[] = {
{ "help", no_argument, NULL, ARG_HELP },
- { NULL, 0, NULL, 0 }
+ {}
};
int c;
switch (c) {
case ARG_HELP:
- runlevel_help();
+ return runlevel_help();
return 0;
case '?':
return -EINVAL;
default:
- log_error("Unknown option code '%c'.", c);
- return -EINVAL;
+ assert_not_reached("Unhandled option");
}
}
} else if (strstr(program_invocation_short_name, "init")) {
if (sd_booted() > 0) {
- arg_action = ACTION_INVALID;
+ arg_action = _ACTION_INVALID;
return telinit_parse_argv(argc, argv);
} else {
/* Hmm, so some other init system is
* request to it. For now we simply
* guess that it is Upstart. */
- execv("/lib/upstart/telinit", argv);
+ execv(TELINIT, argv);
log_error("Couldn't find an alternative telinit implementation to spawn.");
return -EIO;
return systemctl_parse_argv(argc, argv);
}
-static int action_to_runlevel(void) {
+_pure_ static int action_to_runlevel(void) {
static const char table[_ACTION_MAX] = {
[ACTION_HALT] = '0',
return table[arg_action];
}
-static int talk_upstart(void) {
- DBusMessage *m = NULL, *reply = NULL;
- DBusError error;
- int previous, rl, r;
- char
- env1_buf[] = "RUNLEVEL=X",
- env2_buf[] = "PREVLEVEL=X";
- char *env1 = env1_buf, *env2 = env2_buf;
- const char *emit = "runlevel";
- dbus_bool_t b_false = FALSE;
- DBusMessageIter iter, sub;
- DBusConnection *bus;
-
- dbus_error_init(&error);
-
- if (!(rl = action_to_runlevel()))
- return 0;
-
- if (utmp_get_runlevel(&previous, NULL) < 0)
- previous = 'N';
-
- if (!(bus = dbus_connection_open_private("unix:abstract=/com/ubuntu/upstart", &error))) {
- if (dbus_error_has_name(&error, DBUS_ERROR_NO_SERVER)) {
- r = 0;
- goto finish;
- }
-
- log_error("Failed to connect to Upstart bus: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- if ((r = bus_check_peercred(bus)) < 0) {
- log_error("Failed to verify owner of bus.");
- goto finish;
- }
-
- if (!(m = dbus_message_new_method_call(
- "com.ubuntu.Upstart",
- "/com/ubuntu/Upstart",
- "com.ubuntu.Upstart0_6",
- "EmitEvent"))) {
-
- log_error("Could not allocate message.");
- r = -ENOMEM;
- goto finish;
- }
-
- dbus_message_iter_init_append(m, &iter);
-
- env1_buf[sizeof(env1_buf)-2] = rl;
- env2_buf[sizeof(env2_buf)-2] = previous;
-
- if (!dbus_message_iter_append_basic(&iter, DBUS_TYPE_STRING, &emit) ||
- !dbus_message_iter_open_container(&iter, DBUS_TYPE_ARRAY, "s", &sub) ||
- !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &env1) ||
- !dbus_message_iter_append_basic(&sub, DBUS_TYPE_STRING, &env2) ||
- !dbus_message_iter_close_container(&iter, &sub) ||
- !dbus_message_iter_append_basic(&iter, DBUS_TYPE_BOOLEAN, &b_false)) {
- log_error("Could not append arguments to message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
-
- if (bus_error_is_no_service(&error)) {
- r = -EADDRNOTAVAIL;
- goto finish;
- }
-
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- r = 1;
-
-finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
- if (bus) {
- dbus_connection_flush(bus);
- dbus_connection_close(bus);
- dbus_connection_unref(bus);
- }
-
- dbus_error_free(&error);
+static int talk_initctl(void) {
- return r;
-}
+ struct init_request request = {
+ .magic = INIT_MAGIC,
+ .sleeptime = 0,
+ .cmd = INIT_CMD_RUNLVL
+ };
-static int talk_initctl(void) {
- struct init_request request;
- int r, fd;
+ _cleanup_close_ int fd = -1;
char rl;
+ int r;
- if (!(rl = action_to_runlevel()))
+ rl = action_to_runlevel();
+ if (!rl)
return 0;
- zero(request);
- request.magic = INIT_MAGIC;
- request.sleeptime = 0;
- request.cmd = INIT_CMD_RUNLVL;
request.runlevel = rl;
- if ((fd = open(INIT_FIFO, O_WRONLY|O_NDELAY|O_CLOEXEC|O_NOCTTY)) < 0) {
-
+ fd = open(INIT_FIFO, O_WRONLY|O_NDELAY|O_CLOEXEC|O_NOCTTY);
+ if (fd < 0) {
if (errno == ENOENT)
return 0;
errno = 0;
r = loop_write(fd, &request, sizeof(request), false) != sizeof(request);
- close_nointr_nofail(fd);
-
- if (r < 0) {
+ if (r) {
log_error("Failed to write to "INIT_FIFO": %m");
- return errno ? -errno : -EIO;
+ return errno > 0 ? -errno : -EIO;
}
return 1;
}
-static int systemctl_main(DBusConnection *bus, int argc, char *argv[], DBusError *error) {
+static int systemctl_main(sd_bus *bus, int argc, char *argv[], int bus_error) {
static const struct {
const char* verb;
EQUAL
} argc_cmp;
const int argc;
- int (* const dispatch)(DBusConnection *bus, char **args);
+ int (* const dispatch)(sd_bus *bus, char **args);
} verbs[] = {
{ "list-units", LESS, 1, list_units },
{ "list-unit-files", EQUAL, 1, list_unit_files },
+ { "list-sockets", LESS, 1, list_sockets },
+ { "list-timers", LESS, 1, list_timers },
{ "list-jobs", EQUAL, 1, list_jobs },
{ "clear-jobs", EQUAL, 1, daemon_reload },
- { "load", MORE, 2, load_unit },
{ "cancel", MORE, 2, cancel_job },
{ "start", MORE, 2, start_unit },
{ "stop", MORE, 2, start_unit },
{ "condreload", MORE, 2, start_unit }, /* For compatibility with ALTLinux */
{ "condrestart", MORE, 2, start_unit }, /* For compatibility with RH */
{ "isolate", EQUAL, 2, start_unit },
- { "set-cgroup", MORE, 2, set_cgroup },
- { "unset-cgroup", MORE, 2, set_cgroup },
- { "set-cgroup-attr", MORE, 2, set_cgroup_attr },
- { "unset-cgroup-attr", MORE, 2, set_cgroup },
{ "kill", MORE, 2, kill_unit },
{ "is-active", MORE, 2, check_unit_active },
{ "check", MORE, 2, check_unit_active },
{ "is-failed", MORE, 2, check_unit_failed },
{ "show", MORE, 1, show },
- { "status", MORE, 2, show },
+ { "cat", MORE, 2, cat },
+ { "status", MORE, 1, show },
{ "help", MORE, 2, show },
- { "dump", EQUAL, 1, dump },
- { "dot", EQUAL, 1, dot },
{ "snapshot", LESS, 2, snapshot },
{ "delete", MORE, 2, delete_snapshot },
{ "daemon-reload", EQUAL, 1, daemon_reload },
{ "daemon-reexec", EQUAL, 1, daemon_reload },
- { "show-environment", EQUAL, 1, show_enviroment },
+ { "show-environment", EQUAL, 1, show_environment },
{ "set-environment", MORE, 2, set_environment },
{ "unset-environment", MORE, 2, set_environment },
{ "halt", EQUAL, 1, start_special },
{ "unmask", MORE, 2, enable_unit },
{ "link", MORE, 2, enable_unit },
{ "switch-root", MORE, 2, switch_root },
+ { "list-dependencies", LESS, 2, list_dependencies },
+ { "set-default", EQUAL, 2, set_default },
+ { "get-default", EQUAL, 1, get_default },
+ { "set-property", MORE, 3, set_property },
};
int left;
assert(argc >= 0);
assert(argv);
- assert(error);
left = argc - optind;
!streq(verbs[i].verb, "preset") &&
!streq(verbs[i].verb, "mask") &&
!streq(verbs[i].verb, "unmask") &&
- !streq(verbs[i].verb, "link")) {
+ !streq(verbs[i].verb, "link") &&
+ !streq(verbs[i].verb, "set-default") &&
+ !streq(verbs[i].verb, "get-default")) {
if (running_in_chroot() > 0) {
log_info("Running in chroot, ignoring request.");
if (((!streq(verbs[i].verb, "reboot") &&
!streq(verbs[i].verb, "halt") &&
!streq(verbs[i].verb, "poweroff")) || arg_force <= 0) && !bus) {
- log_error("Failed to get D-Bus connection: %s",
- dbus_error_is_set(error) ? error->message : "No connection to service manager.");
+ log_error("Failed to get D-Bus connection: %s", strerror (-bus_error));
return -EIO;
}
} else {
if (!bus && !avoid_bus()) {
- log_error("Failed to get D-Bus connection: %s",
- dbus_error_is_set(error) ? error->message : "No connection to service manager.");
+ log_error("Failed to get D-Bus connection: %s", strerror (-bus_error));
return -EIO;
}
}
}
static int send_shutdownd(usec_t t, char mode, bool dry_run, bool warn, const char *message) {
- int fd;
- struct msghdr msghdr;
- struct iovec iovec[2];
- union sockaddr_union sockaddr;
- struct sd_shutdown_command c;
- fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
- if (fd < 0)
- return -errno;
+ struct sd_shutdown_command c = {
+ .usec = t,
+ .mode = mode,
+ .dry_run = dry_run,
+ .warn_wall = warn,
+ };
- zero(c);
- c.usec = t;
- c.mode = mode;
- c.dry_run = dry_run;
- c.warn_wall = warn;
+ union sockaddr_union sockaddr = {
+ .un.sun_family = AF_UNIX,
+ .un.sun_path = "/run/systemd/shutdownd",
+ };
- zero(sockaddr);
- sockaddr.sa.sa_family = AF_UNIX;
- strncpy(sockaddr.un.sun_path, "/run/systemd/shutdownd", sizeof(sockaddr.un.sun_path));
+ struct iovec iovec[2] = {{
+ .iov_base = (char*) &c,
+ .iov_len = offsetof(struct sd_shutdown_command, wall_message),
+ }};
+
+ struct msghdr msghdr = {
+ .msg_name = &sockaddr,
+ .msg_namelen = offsetof(struct sockaddr_un, sun_path)
+ + sizeof("/run/systemd/shutdownd") - 1,
+ .msg_iov = iovec,
+ .msg_iovlen = 1,
+ };
- zero(msghdr);
- msghdr.msg_name = &sockaddr;
- msghdr.msg_namelen = offsetof(struct sockaddr_un, sun_path) + sizeof("/run/systemd/shutdownd") - 1;
+ _cleanup_close_ int fd;
- zero(iovec);
- iovec[0].iov_base = (char*) &c;
- iovec[0].iov_len = offsetof(struct sd_shutdown_command, wall_message);
+ fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
+ if (fd < 0)
+ return -errno;
- if (isempty(message))
- msghdr.msg_iovlen = 1;
- else {
+ if (!isempty(message)) {
iovec[1].iov_base = (char*) message;
iovec[1].iov_len = strlen(message);
- msghdr.msg_iovlen = 2;
+ msghdr.msg_iovlen++;
}
- msghdr.msg_iov = iovec;
- if (sendmsg(fd, &msghdr, MSG_NOSIGNAL) < 0) {
- close_nointr_nofail(fd);
+ if (sendmsg(fd, &msghdr, MSG_NOSIGNAL) < 0)
return -errno;
- }
- close_nointr_nofail(fd);
return 0;
}
-static int reload_with_fallback(DBusConnection *bus) {
+static int reload_with_fallback(sd_bus *bus) {
if (bus) {
/* First, try systemd via D-Bus. */
return 0;
}
-static int start_with_fallback(DBusConnection *bus) {
+static int start_with_fallback(sd_bus *bus) {
if (bus) {
/* First, try systemd via D-Bus. */
goto done;
}
- /* Hmm, talking to systemd via D-Bus didn't work. Then
- * let's try to talk to Upstart via D-Bus. */
- if (talk_upstart() > 0)
- goto done;
-
/* Nothing else worked, so let's try
* /dev/initctl */
if (talk_initctl() > 0)
return 0;
}
-static _noreturn_ void halt_now(enum action a) {
+static int halt_now(enum action a) {
- /* Make sure C-A-D is handled by the kernel from this
+/* Make sure C-A-D is handled by the kernel from this
* point on... */
reboot(RB_ENABLE_CAD);
case ACTION_HALT:
log_info("Halting.");
reboot(RB_HALT_SYSTEM);
- break;
+ return -errno;
case ACTION_POWEROFF:
log_info("Powering off.");
reboot(RB_POWER_OFF);
- break;
+ return -errno;
+
+ case ACTION_REBOOT: {
+ _cleanup_free_ char *param = NULL;
+
+ if (read_one_line_file(REBOOT_PARAM_FILE, ¶m) >= 0) {
+ log_info("Rebooting with argument '%s'.", param);
+ syscall(SYS_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2,
+ LINUX_REBOOT_CMD_RESTART2, param);
+ }
- case ACTION_REBOOT:
log_info("Rebooting.");
reboot(RB_AUTOBOOT);
- break;
+ return -errno;
+ }
default:
- assert_not_reached("Unknown halt action.");
+ assert_not_reached("Unknown action.");
}
-
- assert_not_reached("Uh? This shouldn't happen.");
}
-static int halt_main(DBusConnection *bus) {
+static int halt_main(sd_bus *bus) {
int r;
r = check_inhibitors(bus, arg_action);
}
if (arg_when > 0) {
- char *m;
+ _cleanup_free_ char *m;
m = strv_join(arg_wall, " ");
+ if (!m)
+ return log_oom();
+
r = send_shutdownd(arg_when,
arg_action == ACTION_HALT ? 'H' :
arg_action == ACTION_POWEROFF ? 'P' :
arg_dry,
!arg_no_wall,
m);
- free(m);
if (r < 0)
log_warning("Failed to talk to shutdownd, proceeding with immediate shutdown: %s", strerror(-r));
if (arg_dry)
return 0;
- halt_now(arg_action);
- /* We should never reach this. */
- return -ENOSYS;
+ r = halt_now(arg_action);
+ log_error("Failed to reboot: %s", strerror(-r));
+
+ return r;
}
static int runlevel_main(void) {
}
int main(int argc, char*argv[]) {
- int r, retval = EXIT_FAILURE;
- DBusConnection *bus = NULL;
- DBusError error;
-
- dbus_error_init(&error);
+ _cleanup_bus_unref_ sd_bus *bus = NULL;
+ int r;
setlocale(LC_ALL, "");
log_parse_environment();
log_open();
+ /* Explicitly not on_tty() to avoid setting cached value.
+ * This becomes relevant for piping output which might be
+ * ellipsized. */
+ original_stdout_is_tty = isatty(STDOUT_FILENO);
+
r = parse_argv(argc, argv);
- if (r < 0)
+ if (r <= 0)
goto finish;
- else if (r == 0) {
- retval = EXIT_SUCCESS;
- goto finish;
- }
/* /sbin/runlevel doesn't need to communicate via D-Bus, so
* let's shortcut this */
if (arg_action == ACTION_RUNLEVEL) {
r = runlevel_main();
- retval = r < 0 ? EXIT_FAILURE : r;
goto finish;
}
if (running_in_chroot() > 0 && arg_action != ACTION_SYSTEMCTL) {
log_info("Running in chroot, ignoring request.");
- retval = 0;
+ r = 0;
goto finish;
}
- if (!avoid_bus()) {
- if (arg_transport == TRANSPORT_NORMAL)
- bus_connect(arg_scope == UNIT_FILE_SYSTEM ? DBUS_BUS_SYSTEM : DBUS_BUS_SESSION, &bus, &private_bus, &error);
- else if (arg_transport == TRANSPORT_POLKIT) {
- bus_connect_system_polkit(&bus, &error);
- private_bus = false;
- } else if (arg_transport == TRANSPORT_SSH) {
- bus_connect_system_ssh(NULL, arg_host, &bus, &error);
- private_bus = false;
- } else
- assert_not_reached("Uh, invalid transport...");
- }
+ if (!avoid_bus())
+ r = bus_open_transport_systemd(arg_transport, arg_host, arg_scope != UNIT_FILE_SYSTEM, &bus);
+
+ /* systemctl_main() will print an error message for the bus
+ * connection, but only if it needs to */
switch (arg_action) {
case ACTION_SYSTEMCTL:
- r = systemctl_main(bus, argc, argv, &error);
+ r = systemctl_main(bus, argc, argv, r);
break;
case ACTION_HALT:
break;
case ACTION_CANCEL_SHUTDOWN: {
- char *m = NULL;
+ _cleanup_free_ char *m = NULL;
if (arg_wall) {
m = strv_join(arg_wall, " ");
if (!m) {
- retval = EXIT_FAILURE;
+ r = log_oom();
goto finish;
}
}
+
r = send_shutdownd(arg_when, SD_SHUTDOWN_NONE, false, !arg_no_wall, m);
if (r < 0)
log_warning("Failed to talk to shutdownd, shutdown hasn't been cancelled: %s", strerror(-r));
- free(m);
break;
}
- case ACTION_INVALID:
case ACTION_RUNLEVEL:
+ case _ACTION_INVALID:
default:
assert_not_reached("Unknown action");
}
- retval = r < 0 ? EXIT_FAILURE : r;
-
finish:
- if (bus) {
- dbus_connection_flush(bus);
- dbus_connection_close(bus);
- dbus_connection_unref(bus);
- }
-
- dbus_error_free(&error);
-
- dbus_shutdown();
-
- strv_free(arg_property);
-
pager_close();
ask_password_agent_close();
polkit_agent_close();
- return retval;
+ strv_free(arg_types);
+ strv_free(arg_states);
+ strv_free(arg_properties);
+
+ return r < 0 ? EXIT_FAILURE : r;
}