#include <sys/reboot.h>
#include <linux/reboot.h>
-#include <sys/syscall.h>
#include <stdio.h>
#include <getopt.h>
#include <locale.h>
#include <stdbool.h>
#include <string.h>
#include <errno.h>
-#include <sys/ioctl.h>
-#include <termios.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/socket.h>
-#include <sys/stat.h>
#include <stddef.h>
-#include <sys/prctl.h>
-#include <fnmatch.h>
#include "sd-daemon.h"
#include "sd-shutdown.h"
#include "cgroup-util.h"
#include "list.h"
#include "path-lookup.h"
-#include "conf-parser.h"
#include "exit-status.h"
#include "build.h"
#include "unit-name.h"
#include "logs-show.h"
#include "socket-util.h"
#include "fileio.h"
+#include "copy.h"
#include "env-util.h"
#include "bus-util.h"
#include "bus-message.h"
#include "bus-error.h"
-#include "bus-errors.h"
+#include "bus-common-errors.h"
+#include "mkdir.h"
+#include "dropin.h"
static char **arg_types = NULL;
static char **arg_states = NULL;
static OutputMode arg_output = OUTPUT_SHORT;
static bool arg_plain = false;
-static const struct {
- const char *verb;
- const char *method;
-} unit_actions[] = {
- { "start", "StartUnit" },
- { "stop", "StopUnit" },
- { "condstop", "StopUnit" },
- { "reload", "ReloadUnit" },
- { "restart", "RestartUnit" },
- { "try-restart", "TryRestartUnit" },
- { "condrestart", "TryRestartUnit" },
- { "reload-or-restart", "ReloadOrRestartUnit" },
- { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
- { "condreload", "ReloadOrTryRestartUnit" },
- { "force-reload", "ReloadOrTryRestartUnit" }
-};
-
static bool original_stdout_is_tty;
static int daemon_reload(sd_bus *bus, char **args);
ask_password_agent_open();
}
-#ifdef HAVE_LOGIND
static void polkit_agent_open_if_enabled(void) {
/* Open the polkit agent as a child process if necessary */
polkit_agent_open();
}
-#endif
+
+static OutputFlags get_output_flags(void) {
+ return
+ arg_all * OUTPUT_SHOW_ALL |
+ arg_full * OUTPUT_FULL_WIDTH |
+ (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
+ on_tty() * OUTPUT_COLOR |
+ !arg_quiet * OUTPUT_WARN_CUTOFF;
+}
static int translate_bus_error_to_exit_status(int r, const sd_bus_error *error) {
assert(error);
}
static bool output_show_unit(const UnitInfo *u, char **patterns) {
- const char *dot;
+ if (!strv_fnmatch_or_empty(patterns, u->id, FNM_NOESCAPE))
+ return false;
- if (!strv_isempty(patterns)) {
- char **pattern;
+ if (arg_types) {
+ const char *dot;
- STRV_FOREACH(pattern, patterns)
- if (fnmatch(*pattern, u->id, FNM_NOESCAPE) == 0)
- return true;
- return false;
+ dot = strrchr(u->id, '.');
+ if (!dot)
+ return false;
+
+ if (!strv_find(arg_types, dot+1))
+ return false;
}
- 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);
+ if (arg_all)
+ return true;
+
+ if (u->job_id > 0)
+ return true;
+
+ if (streq(u->active_state, "inactive") || u->following[0])
+ return false;
+
+ return true;
}
static int output_units_list(const UnitInfo *unit_infos, unsigned c) {
n_shown++;
- if (STR_IN_SET(u->load_state, "error", "not-found", "masked")) {
+ if (STR_IN_SET(u->load_state, "error", "not-found", "masked") && !arg_plain) {
on_loaded = ansi_highlight_red();
on_circle = ansi_highlight_yellow();
off_loaded = off_circle = ansi_highlight_off();
circle = true;
- }
-
- if (streq(u->active_state, "failed")) {
+ } else if (streq(u->active_state, "failed") && !arg_plain) {
on_circle = on_active = ansi_highlight_red();
off_circle = off_active = ansi_highlight_off();
circle = true;
}
if (circle_len > 0)
- printf("%s%s%s", on_circle, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_circle);
+ printf("%s%s%s ", on_circle, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_circle);
printf("%s%-*s%s %s%-*s%s %s%-*s %-*s%s %-*s",
on_active, id_len, id, off_active,
assert(_unit_infos);
assert(_machines);
- replies = set_new(NULL, NULL);
+ replies = set_new(NULL);
if (!replies)
return log_oom();
return r;
STRV_FOREACH(i, machines) {
- _cleanup_bus_unref_ sd_bus *container = NULL;
+ _cleanup_bus_close_unref_ sd_bus *container = NULL;
int k;
- r = sd_bus_open_system_container(&container, *i);
+ r = sd_bus_open_system_machine(&container, *i);
if (r < 0) {
- log_error("Failed to connect to container %s: %s", *i, strerror(-r));
+ log_error_errno(r, "Failed to connect to container %s: %m", *i);
continue;
}
/* 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.*/
+ * values, so let's follow that. */
char** triggered;
/* The strv above is shared. free is set only in the first one. */
assert(nw);
assert(next);
- if (next->monotonic != (usec_t) -1 && next->monotonic > 0) {
+ if (next->monotonic != USEC_INFINITY && next->monotonic > 0) {
usec_t converted;
if (next->monotonic > nw->monotonic)
else
converted = nw->realtime - (nw->monotonic - next->monotonic);
- if (next->realtime != (usec_t) -1 && next->realtime > 0)
+ if (next->realtime != USEC_INFINITY && next->realtime > 0)
next_elapse = MIN(converted, next->realtime);
else
next_elapse = converted;
}
static bool output_show_unit_file(const UnitFileList *u, char **patterns) {
- const char *dot;
+ if (!strv_fnmatch_or_empty(patterns, basename(u->path), FNM_NOESCAPE))
+ return false;
- if (!strv_isempty(patterns)) {
- char **pattern;
+ if (!strv_isempty(arg_types)) {
+ const char *dot;
- STRV_FOREACH(pattern, patterns)
- if (fnmatch(*pattern, basename(u->path), FNM_NOESCAPE) == 0)
- return true;
- return false;
+ dot = strrchr(u->path, '.');
+ if (!dot)
+ return false;
+
+ if (!strv_find(arg_types, dot+1))
+ return false;
}
- return !arg_types || ((dot = strrchr(u->path, '.')) && strv_find(arg_types, dot+1));
+ if (!strv_isempty(arg_states) &&
+ !strv_find(arg_states, unit_file_state_to_string(u->state)))
+ return false;
+
+ return true;
}
static void output_unit_file_list(const UnitFileList *units, unsigned c) {
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;
UnitFileList *unit;
size_t size = 0;
Iterator i;
unsigned n_units;
- h = hashmap_new(string_hash_func, string_compare_func);
+ h = hashmap_new(&string_hash_ops);
if (!h)
return log_oom();
r = unit_file_get_list(arg_scope, arg_root, h);
if (r < 0) {
unit_file_list_free(h);
- log_error("Failed to get unit file list: %s", strerror(-r));
+ log_error_errno(r, "Failed to get unit file list: %m");
return r;
}
n_units = hashmap_size(h);
+
units = new(UnitFileList, n_units);
- if (!units) {
+ if (!units && n_units > 0) {
unit_file_list_free(h);
return log_oom();
}
assert(c <= n_units);
hashmap_free(h);
} else {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+
r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
return bus_log_parse_error(r);
}
- if (c > 0) {
- qsort(units, c, sizeof(UnitFileList), compare_unit_file_list);
- output_unit_file_list(units, c);
- }
+ qsort_safe(units, c, sizeof(UnitFileList), compare_unit_file_list);
+ output_unit_file_list(units, c);
- if (avoid_bus())
+ if (avoid_bus()) {
for (unit = units; unit < units + c; unit++)
free(unit->path);
+ }
return 0;
}
"RequiresOverridable\0"
"Requisite\0"
"RequisiteOverridable\0"
- "Wants\0",
+ "Wants\0"
+ "BindsTo\0",
[DEPENDENCY_REVERSE] = "RequiredBy\0"
"RequiredByOverridable\0"
"WantedBy\0"
- "PartOf\0",
+ "PartOf\0"
+ "BoundBy\0",
[DEPENDENCY_AFTER] = "After\0",
[DEPENDENCY_BEFORE] = "Before\0",
};
qsort_safe(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
STRV_FOREACH(c, deps) {
- int state;
-
if (strv_contains(*units, *c)) {
if (!arg_plain) {
r = list_dependencies_print("...", level + 1, (branches << 1) | (c[1] == NULL ? 0 : 1), 1);
continue;
}
- 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());
+ if (arg_plain)
+ printf(" ");
+ else {
+ int state;
+ const char *on;
+
+ state = check_one_unit(bus, *c, "activating\0active\0reloading\0", true);
+ on = state > 0 ? ansi_highlight_green() : ansi_highlight_red();
+ printf("%s%s%s ", on, draw_special_char(DRAW_BLACK_CIRCLE), ansi_highlight_off());
+ }
r = list_dependencies_print(*c, level, branches, c[1] == NULL);
if (r < 0)
}
static int get_machine_properties(sd_bus *bus, struct machine_info *mi) {
- _cleanup_bus_unref_ sd_bus *container = NULL;
+ _cleanup_bus_close_unref_ sd_bus *container = NULL;
int r;
assert(mi);
if (!bus) {
- r = sd_bus_open_system_container(&container, mi->name);
+ r = sd_bus_open_system_machine(&container, mi->name);
if (r < 0)
return r;
}
static bool output_show_machine(const char *name, char **patterns) {
- char **i;
-
- assert(name);
-
- if (strv_isempty(patterns))
- return true;
-
- STRV_FOREACH(i, patterns)
- if (fnmatch(*i, name, FNM_NOESCAPE) == 0)
- return true;
-
- return false;
+ return strv_fnmatch_or_empty(patterns, name, FNM_NOESCAPE);
}
static int get_machine_list(
failedlen = MAX(failedlen, DECIMAL_STR_WIDTH(m->n_failed_units));
jobslen = MAX(jobslen, DECIMAL_STR_WIDTH(m->n_jobs));
- if (!arg_no_legend && !streq_ptr(m->state, "running"))
+ if (!arg_plain && !streq_ptr(m->state, "running"))
circle_len = 2;
}
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;
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;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to get default target: %m");
path = _path;
} else {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+
r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
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);
+ log_info("Created symlink from %s to %s.", changes[i].path, changes[i].source);
else
- log_info("rm '%s'", changes[i].path);
- }
-}
-
-static int deserialize_and_dump_unit_file_changes(sd_bus_message *m) {
- const char *type, *path, *source;
- int r;
-
- r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sss)");
- if (r < 0)
- return bus_log_parse_error(r);
-
- 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);
- }
+ log_info("Removed symlink %s.", changes[i].path);
}
- 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;
}
static int set_default(sd_bus *bus, char **args) {
if (!bus || avoid_bus()) {
r = unit_file_set_default(arg_scope, arg_root, unit, true, &changes, &n_changes);
- if (r < 0) {
- log_error("Failed to set default target: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to set default target: %m");
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;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+
+ polkit_agent_open_if_enabled();
r = sd_bus_call_method(
bus,
"SetDefaultTarget",
&error,
&reply,
- "sb", unit, true);
+ "sb", unit, 1);
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);
+ r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet);
if (r < 0)
return r;
assert(n == 0 || jobs);
if (n == 0) {
- on = ansi_highlight_green();
- off = ansi_highlight_off();
+ if (!arg_no_legend) {
+ on = ansi_highlight_green();
+ off = ansi_highlight_off();
- printf("%sNo jobs %s.%s\n", on, skipped ? "listed" : "running", off);
+ printf("%sNo jobs %s.%s\n", on, skipped ? "listed" : "running", off);
+ }
return;
}
}
static bool output_show_job(struct job_info *job, char **patterns) {
- char **pattern;
-
- assert(job);
-
- if (strv_isempty(patterns))
- return true;
-
- STRV_FOREACH(pattern, patterns)
- if (fnmatch(*pattern, job->name, FNM_NOESCAPE) == 0)
- return true;
- return false;
+ return strv_fnmatch_or_empty(patterns, job->name, FNM_NOESCAPE);
}
static int list_jobs(sd_bus *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;
+ int r = 0;
assert(args);
if (strv_length(args) <= 1)
return daemon_reload(bus, args);
+ polkit_agent_open_if_enabled();
+
STRV_FOREACH(name, args+1) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
uint32_t id;
- int r;
+ int q;
- r = safe_atou32(*name, &id);
- if (r < 0) {
- log_error("Failed to parse job id \"%s\": %s", *name, strerror(-r));
- return r;
- }
+ q = safe_atou32(*name, &id);
+ if (q < 0)
+ return log_error_errno(q, "Failed to parse job id \"%s\": %m", *name);
- r = sd_bus_call_method(
+ q = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
&error,
NULL,
"u", id);
- if (r < 0) {
- log_error("Failed to cancel job %u: %s", (unsigned) id, bus_error_message(&error, r));
- return r;
+ if (q < 0) {
+ log_error("Failed to cancel job %"PRIu32": %s", id, bus_error_message(&error, q));
+ if (r == 0)
+ r = q;
}
}
- return 0;
+ return r;
}
static int need_daemon_reload(sd_bus *bus, const char *unit) {
return b;
}
-typedef struct WaitData {
- Set *set;
-
- char *name;
- char *result;
-} WaitData;
-
-static int wait_filter(sd_bus *bus, sd_bus_message *m, void *data, sd_bus_error *error) {
- WaitData *d = data;
-
- assert(bus);
- assert(m);
- assert(d);
-
- log_debug("Got D-Bus request: %s.%s() on %s",
- sd_bus_message_get_interface(m),
- sd_bus_message_get_member(m),
- sd_bus_message_get_path(m));
-
- if (sd_bus_message_is_signal(m, "org.freedesktop.DBus.Local", "Disconnected")) {
- log_error("Warning! D-Bus connection terminated.");
- 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;
-
- 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(ret);
-
- if (!isempty(result))
- d->result = strdup(result);
+static void warn_unit_file_changed(const char *name) {
+ log_warning("%sWarning:%s %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.",
+ ansi_highlight_red(),
+ ansi_highlight_off(),
+ name,
+ arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
+}
- if (!isempty(unit))
- d->name = strdup(unit);
+static int unit_file_find_path(LookupPaths *lp, const char *unit_name, char **unit_path) {
+ char **p;
- return 0;
- }
-#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;
+ assert(lp);
+ assert(unit_name);
+ assert(unit_path);
- free(ret);
+ STRV_FOREACH(p, lp->unit_path) {
+ _cleanup_free_ char *path;
- if (*result)
- d->result = strdup(result);
+ path = path_join(arg_root, *p, unit_name);
+ if (!path)
+ return log_oom();
- return 0;
+ if (access(path, F_OK) == 0) {
+ *unit_path = path;
+ path = NULL;
+ return 1;
}
-#endif
-
- bus_log_parse_error(r);
}
return 0;
}
-static int enable_wait_for_jobs(sd_bus *bus) {
+static int unit_find_paths(
+ sd_bus *bus,
+ const char *unit_name,
+ bool avoid_bus_cache,
+ LookupPaths *lp,
+ char **fragment_path,
+ char ***dropin_paths) {
+
+ _cleanup_free_ char *path = NULL;
+ _cleanup_strv_free_ char **dropins = NULL;
int r;
- assert(bus);
+ /**
+ * Finds where the unit is defined on disk. Returns 0 if the unit
+ * is not found. Returns 1 if it is found, and sets
+ * - the path to the unit in *path, if it exists on disk,
+ * - and a strv of existing drop-ins in *dropins,
+ * if the arg is not NULL and any dropins were found.
+ */
- r = sd_bus_add_match(
- bus,
- NULL,
- "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;
- }
+ assert(unit_name);
+ assert(fragment_path);
+ assert(lp);
- /* This is slightly dirty, since we don't undo the match registrations. */
- return 0;
-}
+ if (!avoid_bus_cache && !unit_name_is_template(unit_name)) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *unit_load_error = NULL;
+ _cleanup_free_ char *unit = NULL;
+ char *unit_load_error_name, *unit_load_error_message;
-static int bus_process_wait(sd_bus *bus) {
- int r;
+ unit = unit_dbus_path_from_name(unit_name);
+ if (!unit)
+ return log_oom();
- for (;;) {
- r = sd_bus_process(bus, NULL);
+ if (need_daemon_reload(bus, unit_name) > 0)
+ warn_unit_file_changed(unit_name);
+
+ r = sd_bus_get_property(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "LoadError",
+ &error,
+ &unit_load_error,
+ "(ss)");
if (r < 0)
- return r;
- if (r > 0)
- return 0;
- r = sd_bus_wait(bus, (uint64_t) -1);
+ return log_error_errno(r, "Failed to get LoadError: %s", bus_error_message(&error, r));
+
+ r = sd_bus_message_read(
+ unit_load_error,
+ "(ss)",
+ &unit_load_error_name,
+ &unit_load_error_message);
if (r < 0)
- return r;
- }
-}
+ return bus_log_parse_error(r);
-static int check_wait_response(WaitData *d) {
- int r = 0;
+ if (!isempty(unit_load_error_name)) {
+ log_error("Unit %s is not loaded: %s", unit_name, unit_load_error_message);
+ return 0;
+ }
- assert(d->result);
+ r = sd_bus_get_property_string(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "FragmentPath",
+ &error,
+ &path);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get FragmentPath: %s", bus_error_message(&error, r));
- if (!arg_quiet) {
- if (streq(d->result, "timeout"))
- log_error("Job for %s timed out.", strna(d->name));
- else if (streq(d->result, "canceled"))
- log_error("Job for %s canceled.", strna(d->name));
- else if (streq(d->result, "dependency"))
- log_error("A dependency job for %s failed. See 'journalctl -xn' for details.", strna(d->name));
- else if (!streq(d->result, "done") && !streq(d->result, "skipped"))
- log_error("Job for %s failed. See 'systemctl status %s' and 'journalctl -xn' for details.", strna(d->name), strna(d->name));
- }
+ if (dropin_paths) {
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ unit,
+ "org.freedesktop.systemd1.Unit",
+ "DropInPaths",
+ &error,
+ &dropins);
+ if (r < 0)
+ return log_error_errno(r, "Failed to get DropInPaths: %s", bus_error_message(&error, r));
+ }
+ } else {
+ _cleanup_set_free_ Set *names;
- if (streq(d->result, "timeout"))
- r = -ETIME;
- else if (streq(d->result, "canceled"))
- r = -ECANCELED;
- else if (streq(d->result, "dependency"))
- r = -EIO;
- else if (!streq(d->result, "done") && !streq(d->result, "skipped"))
- r = -EIO;
+ names = set_new(NULL);
+ if (!names)
+ return -ENOMEM;
- return r;
-}
+ r = set_put(names, unit_name);
+ if (r < 0)
+ return r;
-static int wait_for_jobs(sd_bus *bus, Set *s) {
- _cleanup_bus_slot_unref_ sd_bus_slot *slot = NULL;
- WaitData d = { .set = s };
- int r = 0, q;
+ r = unit_file_find_path(lp, unit_name, &path);
+ if (r < 0)
+ return r;
- assert(bus);
- assert(s);
+ if (r == 0) {
+ _cleanup_free_ char *template;
- q = sd_bus_add_filter(bus, &slot, wait_filter, &d);
- if (q < 0)
- return log_oom();
+ template = unit_name_template(unit_name);
+ if (!template)
+ return log_oom();
- while (!set_isempty(s)) {
- q = bus_process_wait(bus);
- if (q < 0) {
- log_error("Failed to wait for response: %s", strerror(-r));
- return q;
+ if (!streq(template, unit_name)) {
+ r = unit_file_find_path(lp, template, &path);
+ if (r < 0)
+ return r;
+ }
}
- if (d.result) {
- q = check_wait_response(&d);
- /* Return the first error as it is most likely to be
- * meaningful. */
- if (q < 0 && r == 0)
- r = q;
- log_debug("Got result %s/%s for job %s",
- strna(d.result), strerror(-q), strna(d.name));
+ if (dropin_paths) {
+ r = unit_file_find_dropin_paths(lp->unit_path, NULL, names, &dropins);
+ if (r < 0)
+ return r;
}
+ }
+
+ r = 0;
- free(d.name);
- d.name = NULL;
+ if (!isempty(path)) {
+ *fragment_path = path;
+ path = NULL;
+ r = 1;
+ }
- free(d.result);
- d.result = NULL;
+ if (dropin_paths && !strv_isempty(dropins)) {
+ *dropin_paths = dropins;
+ dropins = NULL;
+ r = 1;
}
+ if (r == 0)
+ log_error("No files found for %s.", unit_name);
+
return r;
}
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;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to check unit: %m");
if (r == 0)
continue;
return 0;
}
+static const struct {
+ const char *verb;
+ const char *method;
+} unit_actions[] = {
+ { "start", "StartUnit" },
+ { "stop", "StopUnit" },
+ { "condstop", "StopUnit" },
+ { "reload", "ReloadUnit" },
+ { "restart", "RestartUnit" },
+ { "try-restart", "TryRestartUnit" },
+ { "condrestart", "TryRestartUnit" },
+ { "reload-or-restart", "ReloadOrRestartUnit" },
+ { "reload-or-try-restart", "ReloadOrTryRestartUnit" },
+ { "condreload", "ReloadOrTryRestartUnit" },
+ { "force-reload", "ReloadOrTryRestartUnit" }
+};
+
static const char *verb_to_method(const char *verb) {
uint i;
const char *name,
const char *mode,
sd_bus_error *error,
- Set *s) {
+ BusWaitForJobs *w) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
const char *path;
assert(error);
log_debug("Calling manager for %s on %s, %s", method, name, mode);
+
r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
return bus_log_parse_error(r);
if (need_daemon_reload(bus, name) > 0)
- log_warning("Warning: Unit file of %s changed on disk, 'systemctl%s daemon-reload' recommended.",
- name, arg_scope == UNIT_FILE_SYSTEM ? "" : " --user");
-
- if (s) {
- char *p;
+ warn_unit_file_changed(name);
- p = strdup(path);
- if (!p)
- return log_oom();
-
- log_debug("Adding %s to the set", p);
- r = set_consume(s, p);
+ if (w) {
+ log_debug("Adding %s to the set", path);
+ r = bus_wait_for_jobs_add(w, path);
if (r < 0)
return log_oom();
}
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_free_ UnitInfo *unit_infos = NULL;
+ if (!bus)
+ return log_error_errno(ENOTSUP, "Unit name globbing without bus is not implemented.");
+
r = get_unit_list(bus, NULL, globs, &unit_infos, 0, &reply);
if (r < 0)
return r;
[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_RUNLEVEL2] = { SPECIAL_MULTI_USER_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL3] = { SPECIAL_MULTI_USER_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL4] = { SPECIAL_MULTI_USER_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL5] = { SPECIAL_GRAPHICAL_TARGET, NULL, "isolate" },
[ACTION_RESCUE] = { SPECIAL_RESCUE_TARGET, "rescue", "isolate" },
[ACTION_EMERGENCY] = { SPECIAL_EMERGENCY_TARGET, "emergency", "isolate" },
[ACTION_DEFAULT] = { SPECIAL_DEFAULT_TARGET, "default", "isolate" },
}
static int start_unit(sd_bus *bus, char **args) {
- _cleanup_set_free_free_ Set *s = NULL;
+ _cleanup_(bus_wait_for_jobs_freep) BusWaitForJobs *w = NULL;
+ const char *method, *mode, *one_name, *suffix = NULL;
_cleanup_strv_free_ char **names = NULL;
- const char *method, *mode, *one_name;
char **name;
int r = 0;
assert(bus);
ask_password_agent_open_if_enabled();
+ polkit_agent_open_if_enabled();
if (arg_action == ACTION_SYSTEMCTL) {
enum action action;
method = verb_to_method(args[0]);
action = verb_to_action(args[0]);
- mode = streq(args[0], "isolate") ? "isolate" :
- action_table[action].mode ?: arg_job_mode;
+ if (streq(args[0], "isolate")) {
+ mode = "isolate";
+ suffix = ".target";
+ } else
+ mode = action_table[action].mode ?: arg_job_mode;
one_name = action_table[action].target;
} else {
if (one_name)
names = strv_new(one_name, NULL);
else {
- r = expand_names(bus, args + 1, NULL, &names);
+ r = expand_names(bus, args + 1, suffix, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
}
if (!arg_no_block) {
- 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)
- return log_oom();
+ r = bus_wait_for_jobs_new(bus, &w);
+ if (r < 0)
+ return log_error_errno(r, "Could not watch jobs: %m");
}
STRV_FOREACH(name, names) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
int q;
- q = start_unit_one(bus, method, *name, mode, &error, s);
+ q = start_unit_one(bus, method, *name, mode, &error, w);
if (r >= 0 && q < 0)
r = translate_bus_error_to_exit_status(q, &error);
}
if (!arg_no_block) {
int q;
- q = wait_for_jobs(bus, s);
+ q = bus_wait_for_jobs(w, arg_quiet);
if (q < 0)
return q;
method,
&error,
NULL,
- "b", true);
+ "b", arg_ask_password);
if (r < 0)
log_error("Failed to execute operation: %s", bus_error_message(&error, r));
if (!sv)
return log_oom();
+ if ((pid_t) pid < 0)
+ return log_error_errno(ERANGE, "Bad PID %"PRIu32": %m", pid);
+
if (!strv_contains(sv,
a == ACTION_HALT ||
a == ACTION_POWEROFF ||
user = uid_to_name(uid);
log_warning("Operation inhibited by \"%s\" (PID "PID_FMT" \"%s\", user %s), reason is \"%s\".",
- who, pid, strna(comm), strna(user), why);
+ who, (pid_t) pid, strna(comm), strna(user), why);
c++;
}
return -EPERM;
}
+ if (a == ACTION_REBOOT && args[1]) {
+ r = update_reboot_param_file(args[1]);
+ if (r < 0)
+ return r;
+ }
+
if (arg_force >= 2 &&
(a == ACTION_HALT ||
a == ACTION_POWEROFF ||
a == ACTION_HIBERNATE ||
a == ACTION_HYBRID_SLEEP)) {
r = reboot_with_logind(bus, a);
- if (r >= 0)
+ if (r >= 0 || IN_SET(r, -ENOTSUP, -EINPROGRESS))
return r;
}
assert(args);
r = expand_names(bus, args, NULL, &names);
- if (r < 0) {
- log_error("Failed to expand names: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
int state;
}
static int kill_unit(sd_bus *bus, char **args) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **names = NULL;
char **name;
int r, q;
assert(bus);
assert(args);
+ polkit_agent_open_if_enabled();
+
if (!arg_kill_who)
arg_kill_who = "all";
r = expand_names(bus, args + 1, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+
q = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
NULL,
"ssi", *names, arg_kill_who, arg_signal);
if (q < 0) {
- log_error("Failed to kill unit %s: %s",
- *names, bus_error_message(&error, r));
+ log_error("Failed to kill unit %s: %s", *names, bus_error_message(&error, q));
if (r == 0)
r = q;
}
const char *active_state;
const char *sub_state;
const char *unit_file_state;
+ const char *unit_file_preset;
const char *description;
const char *following;
const char *status_text;
const char *pid_file;
bool running:1;
+ int status_errno;
usec_t start_timestamp;
usec_t exit_timestamp;
bool failed_condition_trigger;
bool failed_condition_negate;
const char *failed_condition;
- const char *failed_condition_param;
+ const char *failed_condition_parameter;
+
+ usec_t assert_timestamp;
+ bool assert_result;
+ bool failed_assert_trigger;
+ bool failed_assert_negate;
+ const char *failed_assert;
+ const char *failed_assert_parameter;
/* Socket */
unsigned n_accepted;
/* Swap */
const char *what;
+ /* CGroup */
+ uint64_t memory_current;
+ uint64_t memory_limit;
+ uint64_t cpu_usage_nsec;
+
LIST_HEAD(ExecStatusInfo, exec);
} UnitStatusInfo;
char since1[FORMAT_TIMESTAMP_RELATIVE_MAX], *s1;
char since2[FORMAT_TIMESTAMP_MAX], *s2;
const char *path;
- int flags =
- arg_all * OUTPUT_SHOW_ALL |
- (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
- on_tty() * OUTPUT_COLOR |
- !arg_quiet * OUTPUT_WARN_CUTOFF |
- arg_full * OUTPUT_FULL_WIDTH;
char **t, **t2;
assert(i);
if (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)
+ else if (path && !isempty(i->unit_file_state) && !isempty(i->unit_file_preset))
+ printf(" Loaded: %s%s%s (%s; %s; vendor preset: %s)\n",
+ on, strna(i->load_state), off, path, i->unit_file_state, i->unit_file_preset);
+ else if (path && !isempty(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)
s1 = format_timestamp_relative(since1, sizeof(since1), i->condition_timestamp);
s2 = format_timestamp(since2, sizeof(since2), i->condition_timestamp);
- printf(" start condition failed at %s%s%s\n",
+ printf("Condition: start %scondition failed%s at %s%s%s\n",
+ ansi_highlight_yellow(), ansi_highlight_off(),
s2, s1 ? "; " : "", s1 ? s1 : "");
if (i->failed_condition_trigger)
printf(" none of the trigger conditions were met\n");
printf(" %s=%s%s was not met\n",
i->failed_condition,
i->failed_condition_negate ? "!" : "",
- i->failed_condition_param);
+ i->failed_condition_parameter);
+ }
+
+ if (!i->assert_result && i->assert_timestamp > 0) {
+ s1 = format_timestamp_relative(since1, sizeof(since1), i->assert_timestamp);
+ s2 = format_timestamp(since2, sizeof(since2), i->assert_timestamp);
+
+ printf(" Assert: start %sassertion failed%s at %s%s%s\n",
+ ansi_highlight_red(), ansi_highlight_off(),
+ s2, s1 ? "; " : "", s1 ? s1 : "");
+ if (i->failed_assert_trigger)
+ printf(" none of the trigger assertions were met\n");
+ else if (i->failed_assert)
+ printf(" %s=%s%s was not met\n",
+ i->failed_assert,
+ i->failed_assert_negate ? "!" : "",
+ i->failed_assert_parameter);
}
if (i->sysfs_path)
continue;
argv = strv_join(p->argv, " ");
- printf(" Process: %u %s=%s ", p->pid, p->name, strna(argv));
+ printf(" Process: "PID_FMT" %s=%s ", p->pid, p->name, strna(argv));
good = is_clean_exit_lsb(p->code, p->status, NULL);
if (!good) {
if (i->main_pid > 0 || i->control_pid > 0) {
if (i->main_pid > 0) {
- printf(" Main PID: %u", (unsigned) i->main_pid);
+ printf(" Main PID: "PID_FMT, i->main_pid);
if (i->running) {
_cleanup_free_ char *comm = NULL;
if (i->control_pid > 0) {
_cleanup_free_ char *c = NULL;
- printf(" %8s: %u", i->main_pid ? "" : " Control", (unsigned) i->control_pid);
+ printf(" %8s: "PID_FMT, i->main_pid ? "" : " Control", i->control_pid);
get_process_comm(i->control_pid, &c);
if (c)
if (i->status_text)
printf(" Status: \"%s\"\n", i->status_text);
+ if (i->status_errno > 0)
+ printf(" Error: %i (%s)\n", i->status_errno, strerror(i->status_errno));
+
+ if (i->memory_current != (uint64_t) -1) {
+ char buf[FORMAT_BYTES_MAX];
+
+ printf(" Memory: %s", format_bytes(buf, sizeof(buf), i->memory_current));
+
+ if (i->memory_limit != (uint64_t) -1)
+ printf(" (limit: %s)\n", format_bytes(buf, sizeof(buf), i->memory_limit));
+ else
+ printf("\n");
+ }
+
+ if (i->cpu_usage_nsec != (uint64_t) -1) {
+ char buf[FORMAT_TIMESPAN_MAX];
+ printf(" CPU: %s\n", format_timespan(buf, sizeof(buf), i->cpu_usage_nsec / NSEC_PER_USEC, USEC_PER_MSEC));
+ }
if (i->control_group &&
(i->main_pid > 0 || i->control_pid > 0 ||
- ((arg_transport != BUS_TRANSPORT_LOCAL && arg_transport != BUS_TRANSPORT_CONTAINER) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0))) {
+ ((arg_transport != BUS_TRANSPORT_LOCAL && arg_transport != BUS_TRANSPORT_MACHINE) || cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, i->control_group, false) == 0))) {
unsigned c;
printf(" CGroup: %s\n", i->control_group);
- if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_MACHINE) {
unsigned k = 0;
pid_t extra[2];
static const char prefix[] = " ";
if (i->control_pid > 0)
extra[k++] = i->control_pid;
- show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix, c, false, extra, k, flags);
+ show_cgroup_and_extra(SYSTEMD_CGROUP_CONTROLLER, i->control_group, prefix, c, false, extra, k, get_output_flags());
}
}
if (i->id && arg_transport == BUS_TRANSPORT_LOCAL) {
- show_journal_by_unit(stdout,
- i->id,
- arg_output,
- 0,
- i->inactive_exit_timestamp_monotonic,
- arg_lines,
- getuid(),
- flags | OUTPUT_BEGIN_NEWLINE,
- arg_scope == UNIT_FILE_SYSTEM,
- ellipsized);
+ show_journal_by_unit(
+ stdout,
+ i->id,
+ arg_output,
+ 0,
+ i->inactive_exit_timestamp_monotonic,
+ arg_lines,
+ getuid(),
+ get_output_flags() | OUTPUT_BEGIN_NEWLINE,
+ SD_JOURNAL_LOCAL_ONLY,
+ arg_scope == UNIT_FILE_SYSTEM,
+ ellipsized);
}
if (i->need_daemon_reload)
- 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 ");
+ warn_unit_file_changed(i->id);
}
static void show_unit_help(UnitStatusInfo *i) {
return;
}
- STRV_FOREACH(p, i->documentation) {
-
- if (startswith(*p, "man:")) {
- 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 ((*p)[k-1] == ')')
- e = strrchr(*p, '(');
-
- if (e) {
- page = strndup((*p) + 4, e - *p - 4);
- section = strndup(e + 1, *p + k - e - 2);
- if (!page || !section) {
- log_oom();
- return;
- }
-
- args[1] = section;
- args[2] = page;
- } else
- args[1] = *p + 4;
-
- pid = fork();
- if (pid < 0) {
- log_error("Failed to fork: %m");
- continue;
- }
-
- if (pid == 0) {
- /* Child */
- execvp(args[0], (char**) args);
- log_error("Failed to execute man: %m");
- _exit(EXIT_FAILURE);
- }
-
- wait_for_terminate(pid, NULL);
- } else
+ STRV_FOREACH(p, i->documentation)
+ if (startswith(*p, "man:"))
+ show_man_page(*p + 4, false);
+ else
log_info("Can't show: %s", *p);
- }
}
static int status_property(const char *name, sd_bus_message *m, UnitStatusInfo *i, const char *contents) {
i->following = s;
else if (streq(name, "UnitFileState"))
i->unit_file_state = s;
+ else if (streq(name, "UnitFilePreset"))
+ i->unit_file_preset = s;
else if (streq(name, "Result"))
i->result = s;
}
i->need_daemon_reload = b;
else if (streq(name, "ConditionResult"))
i->condition_result = b;
+ else if (streq(name, "AssertResult"))
+ i->assert_result = b;
break;
}
i->exit_code = (int) j;
else if (streq(name, "ExecMainStatus"))
i->exit_status = (int) j;
+ else if (streq(name, "StatusErrno"))
+ i->status_errno = (int) j;
break;
}
i->active_exit_timestamp = (usec_t) u;
else if (streq(name, "ConditionTimestamp"))
i->condition_timestamp = (usec_t) u;
+ else if (streq(name, "AssertTimestamp"))
+ i->assert_timestamp = (usec_t) u;
+ else if (streq(name, "MemoryCurrent"))
+ i->memory_current = u;
+ else if (streq(name, "MemoryLimit"))
+ i->memory_limit = u;
+ else if (streq(name, "CPUUsageNSec"))
+ i->cpu_usage_nsec = u;
break;
}
i->failed_condition = cond;
i->failed_condition_trigger = trigger;
i->failed_condition_negate = negate;
- i->failed_condition_param = param;
+ i->failed_condition_parameter = 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 if (contents[1] == SD_BUS_TYPE_STRUCT_BEGIN && streq(name, "Asserts")) {
+ const char *cond, *param;
+ int trigger, negate;
+ int32_t state;
+
+ r = sd_bus_message_enter_container(m, SD_BUS_TYPE_ARRAY, "(sbbsi)");
+ if (r < 0)
+ 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_assert)) {
+ i->failed_assert = cond;
+ i->failed_assert_trigger = trigger;
+ i->failed_assert_negate = negate;
+ i->failed_assert_parameter = param;
}
}
if (r < 0)
return bus_log_parse_error(r);
if (u > 0)
- printf("%s=%u\n", name, (unsigned) u);
+ printf("%s=%"PRIu32"\n", name, u);
else if (arg_all)
printf("%s=\n", name);
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",
+ printf("%s={ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT" ; 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,
+ info.pid,
sigchld_code_to_string(info.code),
info.status,
info.code == CLD_EXITED ? "" : "/",
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- UnitStatusInfo info = {};
+ UnitStatusInfo info = {
+ .memory_current = (uint64_t) -1,
+ .memory_limit = (uint64_t) -1,
+ .cpu_usage_nsec = (uint64_t) -1,
+ };
ExecStatusInfo *p;
int r;
&reply,
"u", pid);
if (r < 0) {
- log_error("Failed to get unit for PID "PID_FMT": %s", pid, bus_error_message(&error, r));
+ log_error("Failed to get unit for PID %"PRIu32": %s", pid, bus_error_message(&error, r));
return r;
}
return log_oom();
r = bus_map_all_properties(bus, "org.freedesktop.systemd1", "/org/freedesktop/systemd1", machine_info_property_map, &mi);
- if (r < 0) {
- log_error("Failed to read server status: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to read server status: %m");
if (streq_ptr(mi.state, "degraded")) {
on = ansi_highlight_red();
format_timestamp_relative(since1, sizeof(since1), mi.timestamp));
printf(" CGroup: %s\n", mi.control_group ?: "/");
- if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
- int flags =
- arg_all * OUTPUT_SHOW_ALL |
- (!on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
- on_tty() * OUTPUT_COLOR |
- !arg_quiet * OUTPUT_WARN_CUTOFF |
- arg_full * OUTPUT_FULL_WIDTH;
-
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_MACHINE) {
static const char prefix[] = " ";
unsigned c;
else
c = 0;
- show_cgroup(SYSTEMD_CGROUP_CONTROLLER, strempty(mi.control_group), prefix, c, false, flags);
+ show_cgroup(SYSTEMD_CGROUP_CONTROLLER, strempty(mi.control_group), prefix, c, false, get_output_flags());
}
free(mi.state);
r = expand_names(bus, patterns, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
_cleanup_free_ char *unit;
return ret;
}
+static int init_home_and_lookup_paths(char **user_home, char **user_runtime, LookupPaths *lp) {
+ int r;
+
+ assert(user_home);
+ assert(user_runtime);
+ assert(lp);
+
+ if (arg_scope == UNIT_FILE_USER) {
+ r = user_config_home(user_home);
+ if (r < 0)
+ return log_error_errno(r, "Failed to query XDG_CONFIG_HOME: %m");
+ else if (r == 0)
+ return log_error_errno(ENOTDIR, "Cannot find units: $XDG_CONFIG_HOME and $HOME are not set.");
+
+ r = user_runtime_dir(user_runtime);
+ if (r < 0)
+ return log_error_errno(r, "Failed to query XDG_CONFIG_HOME: %m");
+ else if (r == 0)
+ return log_error_errno(ENOTDIR, "Cannot find units: $XDG_RUNTIME_DIR is not set.");
+ }
+
+ r = lookup_paths_init_from_scope(lp, arg_scope, arg_root);
+ if (r < 0)
+ return log_error_errno(r, "Failed to query unit lookup paths: %m");
+
+ return 0;
+}
+
+static int cat_file(const char *filename, bool newline) {
+ _cleanup_close_ int fd;
+
+ fd = open(filename, O_RDONLY|O_CLOEXEC|O_NOCTTY);
+ if (fd < 0)
+ return -errno;
+
+ printf("%s%s# %s%s\n",
+ newline ? "\n" : "",
+ ansi_highlight_blue(),
+ filename,
+ ansi_highlight_off());
+ fflush(stdout);
+
+ return copy_bytes(fd, STDOUT_FILENO, (off_t) -1, false);
+}
+
static int cat(sd_bus *bus, char **args) {
- _cleanup_free_ char *unit = NULL;
+ _cleanup_free_ char *user_home = NULL;
+ _cleanup_free_ char *user_runtime = NULL;
+ _cleanup_lookup_paths_free_ LookupPaths lp = {};
_cleanup_strv_free_ char **names = NULL;
char **name;
- bool first = true;
- int r = 0;
+ bool first = true, avoid_bus_cache;
+ int r;
- assert(bus);
assert(args);
+ if (arg_transport != BUS_TRANSPORT_LOCAL) {
+ log_error("Cannot remotely cat units");
+ return -EINVAL;
+ }
+
+ r = init_home_and_lookup_paths(&user_home, &user_runtime, &lp);
+ if (r < 0)
+ return r;
+
r = expand_names(bus, args + 1, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ return log_error_errno(r, "Failed to expand names: %m");
+
+ avoid_bus_cache = !bus || avoid_bus();
pager_open_if_enabled();
STRV_FOREACH(name, names) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_strv_free_ char **dropin_paths = NULL;
_cleanup_free_ char *fragment_path = NULL;
+ _cleanup_strv_free_ char **dropin_paths = NULL;
char **path;
- unit = unit_dbus_path_from_name(*name);
- if (!unit)
- return log_oom();
-
- if (need_daemon_reload(bus, *name) > 0)
- log_warning("Unit file of %s changed on disk. Run 'systemctl%s daemon-reload'.",
- *name, 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;
- }
+ r = unit_find_paths(bus, *name, avoid_bus_cache, &lp, &fragment_path, &dropin_paths);
+ if (r < 0)
+ return r;
+ else if (r == 0)
+ return -ENOENT;
if (first)
first = false;
else
puts("");
- if (!isempty(fragment_path)) {
- printf("%s# %s%s\n",
- ansi_highlight_blue(),
- fragment_path,
- ansi_highlight_off());
- fflush(stdout);
-
- r = sendfile_full(STDOUT_FILENO, fragment_path);
- if (r < 0) {
- log_warning("Failed to cat %s: %s", fragment_path, strerror(-r));
- continue;
- }
+ if (fragment_path) {
+ r = cat_file(fragment_path, false);
+ if (r < 0)
+ return log_warning_errno(r, "Failed to cat %s: %m", fragment_path);
}
STRV_FOREACH(path, dropin_paths) {
- printf("%s%s# %s%s\n",
- isempty(fragment_path) && path == dropin_paths ? "" : "\n",
- ansi_highlight_blue(),
- *path,
- ansi_highlight_off());
- fflush(stdout);
-
- r = sendfile_full(STDOUT_FILENO, *path);
- if (r < 0) {
- log_warning("Failed to cat %s: %s", *path, strerror(-r));
- continue;
- }
+ r = cat_file(*path, path == dropin_paths);
+ if (r < 0)
+ return log_warning_errno(r, "Failed to cat %s: %m", *path);
}
}
- return r < 0 ? r : 0;
+ return 0;
}
static int set_property(sd_bus *bus, char **args) {
char **i;
int r;
+ polkit_agent_open_if_enabled();
+
r = sd_bus_message_new_method_call(
bus,
&m,
const char *path;
int r;
+ polkit_agent_open_if_enabled();
+
if (strv_length(args) > 1)
n = unit_name_mangle_with_suffix(args[1], MANGLE_NOGLOB, ".snapshot");
else
}
static int delete_snapshot(sd_bus *bus, char **args) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **names = NULL;
char **name;
- int r, q;
+ int r;
assert(args);
+ polkit_agent_open_if_enabled();
+
r = expand_names(bus, args + 1, ".snapshot", &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ int q;
+
q = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
NULL,
"s", *name);
if (q < 0) {
- log_error("Failed to remove snapshot %s: %s",
- *name, bus_error_message(&error, r));
+ log_error("Failed to remove snapshot %s: %s", *name, bus_error_message(&error, q));
if (r == 0)
r = q;
}
const char *method;
int r;
+ polkit_agent_open_if_enabled();
+
if (arg_action == ACTION_RELOAD)
method = "Reload";
else if (arg_action == ACTION_REEXEC)
&error,
NULL,
NULL);
-
if (r == -ENOENT && arg_action != ACTION_SYSTEMCTL)
/* There's always a fallback possible for
* legacy actions. */
}
static int reset_failed(sd_bus *bus, char **args) {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_strv_free_ char **names = NULL;
char **name;
int r, q;
if (strv_length(args) <= 1)
return daemon_reload(bus, args);
+ polkit_agent_open_if_enabled();
+
r = expand_names(bus, args + 1, NULL, &names);
if (r < 0)
- log_error("Failed to expand names: %s", strerror(-r));
+ log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+
q = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
NULL,
"s", *name);
if (q < 0) {
- log_error("Failed to reset failed state of unit %s: %s",
- *name, bus_error_message(&error, r));
+ log_error("Failed to reset failed state of unit %s: %s", *name, bus_error_message(&error, q));
if (r == 0)
r = q;
}
"init", &cmdline_init,
NULL);
if (r < 0)
- log_debug("Failed to parse /proc/cmdline: %s", strerror(-r));
+ log_debug_errno(r, "Failed to parse /proc/cmdline: %m");
init = cmdline_init;
}
if (init) {
const char *root_systemd_path = NULL, *root_init_path = NULL;
- root_systemd_path = strappenda(root, "/" SYSTEMD_BINARY_PATH);
- root_init_path = strappenda3(root, "/", init);
+ root_systemd_path = strjoina(root, "/" SYSTEMD_BINARY_PATH);
+ root_init_path = strjoina(root, "/", init);
/* If the passed init is actually the same as the
* systemd binary, then let's suppress it. */
assert(bus);
assert(args);
+ polkit_agent_open_if_enabled();
+
method = streq(args[0], "set-environment")
? "SetEnvironment"
: "UnsetEnvironment";
assert(bus);
assert(args);
+ polkit_agent_open_if_enabled();
+
r = sd_bus_message_new_method_call(
bus,
&m,
int r = 0;
#if defined(HAVE_SYSV_COMPAT) && defined(HAVE_CHKCONFIG)
- unsigned f = 1, t = 1;
+ unsigned f = 0;
_cleanup_lookup_paths_free_ LookupPaths paths = {};
if (arg_scope != UNIT_FILE_SYSTEM)
return r;
r = 0;
- for (f = 0; args[f]; f++) {
+ while (args[f]) {
const char *name;
_cleanup_free_ char *p = NULL, *q = NULL, *l = NULL;
bool found_native = false, found_sysv;
pid_t pid;
siginfo_t status;
- name = args[f];
+ name = args[f++];
if (!endswith(name, ".service"))
continue;
STRV_FOREACH(k, paths.unit_path) {
_cleanup_free_ char *path = NULL;
- if (!isempty(arg_root))
- asprintf(&path, "%s/%s/%s", arg_root, *k, name);
- else
- asprintf(&path, "%s/%s", *k, name);
-
- if (!path) {
- r = log_oom();
- goto finish;
- }
+ path = path_join(arg_root, *k, name);
+ if (!path)
+ return log_oom();
found_native = access(path, F_OK) >= 0;
if (found_native)
if (found_native)
continue;
- if (!isempty(arg_root))
- asprintf(&p, "%s/" SYSTEM_SYSVINIT_PATH "/%s", arg_root, name);
- else
- asprintf(&p, SYSTEM_SYSVINIT_PATH "/%s", name);
- if (!p) {
- r = log_oom();
- goto finish;
- }
+ p = path_join(arg_root, SYSTEM_SYSVINIT_PATH, name);
+ if (!p)
+ return log_oom();
p[strlen(p) - strlen(".service")] = 0;
found_sysv = access(p, F_OK) >= 0;
if (!found_sysv)
continue;
- /* Mark this entry, so that we don't try enabling it as native unit */
- args[f] = (char*) "";
-
log_info("%s is not a native service, redirecting to /sbin/chkconfig.", name);
if (!isempty(arg_root))
argv[c] = NULL;
l = strv_join((char**)argv, " ");
- if (!l) {
- r = log_oom();
- goto finish;
- }
+ if (!l)
+ return log_oom();
log_info("Executing %s", l);
pid = fork();
- if (pid < 0) {
- log_error("Failed to fork: %m");
- r = -errno;
- goto finish;
- } else if (pid == 0) {
+ if (pid < 0)
+ return log_error_errno(errno, "Failed to fork: %m");
+ else if (pid == 0) {
/* Child */
execv(argv[0], (char**) argv);
j = wait_for_terminate(pid, &status);
if (j < 0) {
- log_error("Failed to wait for child: %s", strerror(-r));
- r = j;
- goto finish;
+ log_error_errno(r, "Failed to wait for child: %m");
+ return j;
}
if (status.si_code == CLD_EXITED) {
puts("disabled");
}
- } else if (status.si_status != 0) {
- r = -EINVAL;
- goto finish;
- }
- } else {
- r = -EPROTO;
- goto finish;
- }
- }
-
-finish:
- /* Drop all SysV units */
- for (f = 0, t = 0; args[f]; f++) {
-
- if (isempty(args[f]))
- continue;
+ } else if (status.si_status != 0)
+ return -EINVAL;
+ } else
+ return -EPROTO;
- args[t++] = args[f];
+ /* Remove this entry, so that we don't try enabling it as native unit */
+ assert(f > 0);
+ f--;
+ assert(args[f] == name);
+ strv_remove(args, name);
}
- args[t] = NULL;
-
#endif
return r;
}
assert_not_reached("Unknown verb");
if (r < 0) {
- log_error("Operation failed: %s", strerror(-r));
+ log_error_errno(r, "Operation failed: %m");
goto finish;
}
bool send_force = true, send_preset_mode = false;
const char *method;
+ polkit_agent_open_if_enabled();
+
if (streq(verb, "enable")) {
method = "EnableUnitFiles";
expect_carries_install_info = true;
return bus_log_parse_error(r);
}
- r = deserialize_and_dump_unit_file_changes(reply);
+ r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet);
if (r < 0)
return r;
return r;
}
+static int add_dependency(sd_bus *bus, char **args) {
+ _cleanup_strv_free_ char **names = NULL;
+ _cleanup_free_ char *target = NULL;
+ const char *verb = args[0];
+ UnitDependency dep;
+ int r = 0;
+
+ if (!args[1])
+ return 0;
+
+ target = unit_name_mangle_with_suffix(args[1], MANGLE_NOGLOB, ".target");
+ if (!target)
+ return log_oom();
+
+ r = mangle_names(args+2, &names);
+ if (r < 0)
+ return r;
+
+ if (streq(verb, "add-wants"))
+ dep = UNIT_WANTS;
+ else if (streq(verb, "add-requires"))
+ dep = UNIT_REQUIRES;
+ else
+ assert_not_reached("Unknown verb");
+
+ if (!bus || avoid_bus()) {
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+
+ r = unit_file_add_dependency(arg_scope, arg_runtime, arg_root, names, target, dep, arg_force, &changes, &n_changes);
+
+ if (r < 0)
+ return log_error_errno(r, "Can't add dependency: %m");
+
+ if (!arg_quiet)
+ dump_unit_file_changes(changes, n_changes);
+
+ unit_file_changes_free(changes, n_changes);
+
+ } else {
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL, *m = NULL;
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+
+ polkit_agent_open_if_enabled();
+
+ r = sd_bus_message_new_method_call(
+ bus,
+ &m,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "AddDependencyUnitFiles");
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append_strv(m, names);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ r = sd_bus_message_append(m, "ssbb", target, unit_dependency_to_string(dep), arg_runtime, arg_force);
+ if (r < 0)
+ return bus_log_create_error(r);
+
+ 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;
+ }
+
+ r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet);
+ if (r < 0)
+ return r;
+
+ if (!arg_no_reload)
+ r = daemon_reload(bus, args);
+ else
+ r = 0;
+ }
+
+ return r;
+}
+
static int preset_all(sd_bus *bus, char **args) {
UnitFileChange *changes = NULL;
unsigned n_changes = 0;
r = unit_file_preset_all(arg_scope, arg_runtime, arg_root, arg_preset_mode, arg_force, &changes, &n_changes);
if (r < 0) {
- log_error("Operation failed: %s", strerror(-r));
+ log_error_errno(r, "Operation failed: %m");
goto finish;
}
r = 0;
} else {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
+
+ polkit_agent_open_if_enabled();
r = sd_bus_call_method(
bus,
return r;
}
- r = deserialize_and_dump_unit_file_changes(reply);
+ r = bus_deserialize_and_dump_unit_file_changes(reply, arg_quiet);
if (r < 0)
return r;
UnitFileState state;
state = unit_file_get_state(arg_scope, arg_root, *name);
- if (state < 0) {
- log_error("Failed to get unit file state for %s: %s", *name, strerror(-state));
- return state;
- }
+ if (state < 0)
+ return log_error_errno(state, "Failed to get unit file state for %s: %m", *name);
if (state == UNIT_FILE_ENABLED ||
state == UNIT_FILE_ENABLED_RUNTIME ||
- state == UNIT_FILE_STATIC)
+ state == UNIT_FILE_STATIC ||
+ state == UNIT_FILE_INDIRECT)
enabled = true;
if (!arg_quiet)
if (r < 0)
return bus_log_parse_error(r);
- if (streq(s, "enabled") ||
- streq(s, "enabled-runtime") ||
- streq(s, "static"))
+ if (STR_IN_SET(s, "enabled", "enabled-runtime", "static", "indirect"))
enabled = true;
if (!arg_quiet)
return !enabled;
}
-static int systemctl_help(void) {
+static int is_system_running(sd_bus *bus, char **args) {
+ _cleanup_free_ char *state = NULL;
+ int r;
+
+ r = sd_bus_get_property_string(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "SystemState",
+ NULL,
+ &state);
+ if (r < 0) {
+ if (!arg_quiet)
+ puts("unknown");
+ return 0;
+ }
+
+ if (!arg_quiet)
+ puts(state);
+
+ return streq(state, "running") ? EXIT_SUCCESS : EXIT_FAILURE;
+}
+
+static int create_edit_temp_file(const char *new_path, const char *original_path, char **ret_tmp_fn) {
+ char *t;
+ int r;
+
+ assert(new_path);
+ assert(original_path);
+ assert(ret_tmp_fn);
+
+ r = tempfn_random(new_path, &t);
+ if (r < 0)
+ return log_error_errno(r, "Failed to determine temporary filename for \"%s\": %m", new_path);
+
+ r = mkdir_parents(new_path, 0755);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create directories for \"%s\": %m", new_path);
+ free(t);
+ return r;
+ }
+
+ r = copy_file(original_path, t, 0, 0644, 0);
+ if (r == -ENOENT) {
+ r = touch(t);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create temporary file \"%s\": %m", t);
+ free(t);
+ return r;
+ }
+ } else if (r < 0) {
+ log_error_errno(r, "Failed to copy \"%s\" to \"%s\": %m", original_path, t);
+ free(t);
+ return r;
+ }
+
+ *ret_tmp_fn = t;
+
+ return 0;
+}
+
+static int get_file_to_edit(const char *name, const char *user_home, const char *user_runtime, char **ret_path) {
+ _cleanup_free_ char *path = NULL, *path2 = NULL, *run = NULL;
+
+ switch (arg_scope) {
+ case UNIT_FILE_SYSTEM:
+ path = path_join(arg_root, SYSTEM_CONFIG_UNIT_PATH, name);
+ if (arg_runtime)
+ run = path_join(arg_root, "/run/systemd/system/", name);
+ break;
+ case UNIT_FILE_GLOBAL:
+ path = path_join(arg_root, USER_CONFIG_UNIT_PATH, name);
+ if (arg_runtime)
+ run = path_join(arg_root, "/run/systemd/user/", name);
+ break;
+ case UNIT_FILE_USER:
+ assert(user_home);
+ assert(user_runtime);
+
+ path = path_join(arg_root, user_home, name);
+ if (arg_runtime) {
+ path2 = path_join(arg_root, USER_CONFIG_UNIT_PATH, name);
+ if (!path2)
+ return log_oom();
+ run = path_join(arg_root, user_runtime, name);
+ }
+ break;
+ default:
+ assert_not_reached("Invalid scope");
+ }
+ if (!path || (arg_runtime && !run))
+ return log_oom();
+
+ if (arg_runtime) {
+ if (access(path, F_OK) >= 0)
+ return log_error_errno(EEXIST, "Refusing to create \"%s\" because it would be overriden by \"%s\" anyway.",
+ run, path);
+ if (path2 && access(path2, F_OK) >= 0)
+ return log_error_errno(EEXIST, "Refusing to create \"%s\" because it would be overriden by \"%s\" anyway.",
+ run, path2);
+ *ret_path = run;
+ run = NULL;
+ } else {
+ *ret_path = path;
+ path = NULL;
+ }
+
+ return 0;
+}
+
+static int unit_file_create_dropin(const char *unit_name, const char *user_home, const char *user_runtime, char **ret_new_path, char **ret_tmp_path) {
+ char *tmp_new_path, *ending;
+ char *tmp_tmp_path;
+ int r;
+
+ assert(unit_name);
+ assert(ret_new_path);
+ assert(ret_tmp_path);
+
+ ending = strjoina(unit_name, ".d/override.conf");
+ r = get_file_to_edit(ending, user_home, user_runtime, &tmp_new_path);
+ if (r < 0)
+ return r;
+
+ r = create_edit_temp_file(tmp_new_path, tmp_new_path, &tmp_tmp_path);
+ if (r < 0) {
+ free(tmp_new_path);
+ return r;
+ }
+
+ *ret_new_path = tmp_new_path;
+ *ret_tmp_path = tmp_tmp_path;
+
+ return 0;
+}
+
+static int unit_file_create_copy(
+ const char *unit_name,
+ const char *fragment_path,
+ const char *user_home,
+ const char *user_runtime,
+ char **ret_new_path,
+ char **ret_tmp_path) {
+
+ char *tmp_new_path;
+ char *tmp_tmp_path;
+ int r;
+
+ assert(fragment_path);
+ assert(unit_name);
+ assert(ret_new_path);
+ assert(ret_tmp_path);
+
+ r = get_file_to_edit(unit_name, user_home, user_runtime, &tmp_new_path);
+ if (r < 0)
+ return r;
+
+ if (!path_equal(fragment_path, tmp_new_path) && access(tmp_new_path, F_OK) == 0) {
+ char response;
+
+ r = ask_char(&response, "yn", "\"%s\" already exists. Overwrite with \"%s\"? [(y)es, (n)o] ", tmp_new_path, fragment_path);
+ if (r < 0) {
+ free(tmp_new_path);
+ return r;
+ }
+ if (response != 'y') {
+ log_warning("%s ignored", unit_name);
+ free(tmp_new_path);
+ return -1;
+ }
+ }
+
+ r = create_edit_temp_file(tmp_new_path, fragment_path, &tmp_tmp_path);
+ if (r < 0) {
+ log_error_errno(r, "Failed to create temporary file for \"%s\": %m", tmp_new_path);
+ free(tmp_new_path);
+ return r;
+ }
+
+ *ret_new_path = tmp_new_path;
+ *ret_tmp_path = tmp_tmp_path;
+
+ return 0;
+}
+
+static int run_editor(char **paths) {
+ pid_t pid;
+ int r;
+
+ assert(paths);
+
+ pid = fork();
+ if (pid < 0) {
+ log_error_errno(errno, "Failed to fork: %m");
+ return -errno;
+ }
+
+ if (pid == 0) {
+ const char **args;
+ char *editor;
+ char **tmp_path, **original_path, *p;
+ unsigned i = 1;
+ size_t argc;
+
+ argc = strv_length(paths)/2 + 1;
+ args = newa(const char*, argc + 1);
+
+ args[0] = NULL;
+ STRV_FOREACH_PAIR(original_path, tmp_path, paths) {
+ args[i] = *tmp_path;
+ i++;
+ }
+ args[argc] = NULL;
+
+ /* SYSTEMD_EDITOR takes precedence over EDITOR which takes precedence over VISUAL
+ * If neither SYSTEMD_EDITOR nor EDITOR nor VISUAL are present,
+ * we try to execute well known editors
+ */
+ editor = getenv("SYSTEMD_EDITOR");
+ if (!editor)
+ editor = getenv("EDITOR");
+ if (!editor)
+ editor = getenv("VISUAL");
+
+ if (!isempty(editor)) {
+ args[0] = editor;
+ execvp(editor, (char* const*) args);
+ }
+
+ FOREACH_STRING(p, "nano", "vim", "vi") {
+ args[0] = p;
+ execvp(p, (char* const*) args);
+ /* We do not fail if the editor doesn't exist
+ * because we want to try each one of them before
+ * failing.
+ */
+ if (errno != ENOENT) {
+ log_error("Failed to execute %s: %m", editor);
+ _exit(EXIT_FAILURE);
+ }
+ }
+
+ log_error("Cannot edit unit(s), no editor available. Please set either $SYSTEMD_EDITOR, $EDITOR or $VISUAL.");
+ _exit(EXIT_FAILURE);
+ }
+
+ r = wait_for_terminate_and_warn("editor", pid, true);
+ if (r < 0)
+ return log_error_errno(r, "Failed to wait for child: %m");
+
+ return r;
+}
+
+static int find_paths_to_edit(sd_bus *bus, char **names, char ***paths) {
+ _cleanup_free_ char *user_home = NULL;
+ _cleanup_free_ char *user_runtime = NULL;
+ _cleanup_lookup_paths_free_ LookupPaths lp = {};
+ bool avoid_bus_cache;
+ char **name;
+ int r;
+
+ assert(names);
+ assert(paths);
+
+ r = init_home_and_lookup_paths(&user_home, &user_runtime, &lp);
+ if (r < 0)
+ return r;
+
+ avoid_bus_cache = !bus || avoid_bus();
+
+ STRV_FOREACH(name, names) {
+ _cleanup_free_ char *path = NULL;
+ char *new_path, *tmp_path;
+
+ r = unit_find_paths(bus, *name, avoid_bus_cache, &lp, &path, NULL);
+ if (r < 0)
+ return r;
+ else if (r == 0)
+ return -ENOENT;
+ else if (!path) {
+ // FIXME: support units with path==NULL (no FragmentPath)
+ log_error("No fragment exists for %s.", *name);
+ return -ENOENT;
+ }
+
+ if (arg_full)
+ r = unit_file_create_copy(*name, path, user_home, user_runtime, &new_path, &tmp_path);
+ else
+ r = unit_file_create_dropin(*name, user_home, user_runtime, &new_path, &tmp_path);
+ if (r < 0)
+ return r;
+
+ r = strv_push_pair(paths, new_path, tmp_path);
+ if (r < 0)
+ return log_oom();
+ }
+
+ return 0;
+}
+
+static int edit(sd_bus *bus, char **args) {
+ _cleanup_strv_free_ char **names = NULL;
+ _cleanup_strv_free_ char **paths = NULL;
+ char **original, **tmp;
+ int r;
+
+ assert(args);
+
+ if (!on_tty()) {
+ log_error("Cannot edit units if not on a tty");
+ return -EINVAL;
+ }
+
+ if (arg_transport != BUS_TRANSPORT_LOCAL) {
+ log_error("Cannot remotely edit units");
+ return -EINVAL;
+ }
+
+ r = expand_names(bus, args + 1, NULL, &names);
+ if (r < 0)
+ return log_error_errno(r, "Failed to expand names: %m");
+
+ r = find_paths_to_edit(bus, names, &paths);
+ if (r < 0)
+ return r;
+
+ if (strv_isempty(paths))
+ return -ENOENT;
+
+ r = run_editor(paths);
+ if (r < 0)
+ goto end;
+
+ STRV_FOREACH_PAIR(original, tmp, paths) {
+ /* If the temporary file is empty we ignore it.
+ * It's useful if the user wants to cancel its modification
+ */
+ if (null_or_empty_path(*tmp)) {
+ log_warning("Editing \"%s\" canceled: temporary file is empty", *original);
+ continue;
+ }
+ r = rename(*tmp, *original);
+ if (r < 0) {
+ r = log_error_errno(errno, "Failed to rename \"%s\" to \"%s\": %m", *tmp, *original);
+ goto end;
+ }
+ }
+
+ if (!arg_no_reload && bus && !avoid_bus())
+ r = daemon_reload(bus, args);
+
+end:
+ STRV_FOREACH_PAIR(original, tmp, paths)
+ unlink_noerrno(*tmp);
+
+ return r;
+}
+
+static void systemctl_help(void) {
pager_open_if_enabled();
" 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"
+ " -t --type=TYPE List units of a particular type\n"
+ " --state=STATE List units with particular LOAD or SUB or ACTIVE state\n"
" -p --property=NAME Show only properties by this name\n"
" -a --all Show all loaded units/properties, including dead/empty\n"
" ones. To list all units installed on the system, use\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-reload When enabling/disabling unit files, don't reload daemon\n"
- " configuration\n"
+ " --no-reload Don't reload daemon after en-/dis-abling unit files\n"
" --no-legend Do not print a legend (column headers and hints)\n"
" --no-pager Do not pipe output into a pager\n"
" --no-ask-password\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"
- " --preset-mode= Specifies whether fully apply presets, or only enable,\n"
- " or only disable\n"
+ " --preset-mode= Apply only enable, only disable, or all presets\n"
" --root=PATH Enable unit files in the specified root directory\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"
+ " -o --output=STRING Change journal output mode (short, short-iso,\n"
+ " short-precise, short-monotonic, verbose,\n"
+ " export, json, json-pretty, json-sse, cat)\n"
" --plain Print unit dependencies as a list instead of a tree\n\n"
"Unit Commands:\n"
" list-units [PATTERN...] List loaded units\n"
" based on preset configuration\n"
" preset-all Enable/disable all unit files based on\n"
" preset configuration\n"
- " is-enabled NAME... Check whether unit files are enabled\n\n"
+ " is-enabled NAME... Check whether unit files are enabled\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"
+ " add-wants TARGET NAME... Add 'Wants' dependency for the target\n"
+ " on specified one or more units\n"
+ " add-requires TARGET NAME... Add 'Requires' dependency for the target\n"
+ " on specified one or more units\n"
+ " edit NAME... Edit one or more unit files\n"
" get-default Get the name of the default target\n"
" set-default NAME Set the default target\n\n"
"Machine Commands:\n"
" show-environment Dump environment\n"
" set-environment NAME=VALUE... Set one or more environment variables\n"
" unset-environment NAME... Unset one or more environment variables\n"
- " import-environment NAME... Import all, one or more environment variables\n\n"
+ " import-environment [NAME...] Import all or some environment variables\n\n"
"Manager Lifecycle Commands:\n"
" daemon-reload Reload systemd manager configuration\n"
" daemon-reexec Reexecute systemd manager\n\n"
"System Commands:\n"
+ " is-system-running Check whether system is fully running\n"
" default Enter system default mode\n"
" rescue Enter system rescue mode\n"
" emergency Enter system emergency mode\n"
" hibernate Hibernate the system\n"
" hybrid-sleep Hibernate and suspend the system\n",
program_invocation_short_name);
-
- return 0;
}
-static int halt_help(void) {
-
+static void halt_help(void) {
printf("%s [OPTIONS...]%s\n\n"
"%s the system.\n\n"
" --help Show this help\n"
arg_action == ACTION_REBOOT ? "Reboot" :
arg_action == ACTION_POWEROFF ? "Power off" :
"Halt");
-
- return 0;
}
-static int shutdown_help(void) {
-
+static void shutdown_help(void) {
printf("%s [OPTIONS...] [TIME] [WALL...]\n\n"
"Shut down the system.\n\n"
" --help Show this help\n"
" --no-wall Don't send wall message before halt/power-off/reboot\n"
" -c Cancel a pending shutdown\n",
program_invocation_short_name);
-
- return 0;
}
-static int telinit_help(void) {
-
+static void telinit_help(void) {
printf("%s [OPTIONS...] {COMMAND}\n\n"
"Send control commands to the init daemon.\n\n"
" --help Show this help\n"
" q, Q Reload init daemon configuration\n"
" u, U Reexecute init daemon\n",
program_invocation_short_name);
-
- return 0;
}
-static int runlevel_help(void) {
-
+static void runlevel_help(void) {
printf("%s [OPTIONS...]\n\n"
"Prints the previous and current runlevel of the init system.\n\n"
" --help Show this help\n",
program_invocation_short_name);
-
- return 0;
}
-static int help_types(void) {
+static void help_types(void) {
int i;
const char *t;
- puts("Available unit types:");
+ if (!arg_no_legend)
+ puts("Available unit types:");
for (i = 0; i < _UNIT_TYPE_MAX; i++) {
t = unit_type_to_string(i);
if (t)
puts(t);
}
-
- return 0;
}
static int systemctl_parse_argv(int argc, char *argv[]) {
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "ht:p:alqfs:H:M:n:o:ir", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "ht:p:alqfs:H:M:n:o:ir", options, NULL)) >= 0)
switch (c) {
case 'h':
- return systemctl_help();
+ systemctl_help();
+ return 0;
case ARG_VERSION:
puts(PACKAGE_STRING);
return 0;
case 't': {
- char *word, *state;
+ const char *word, *state;
size_t size;
FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
if (!arg_properties)
return log_oom();
} else {
- char *word, *state;
+ const char *word, *state;
size_t size;
FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
break;
case 'M':
- arg_transport = BUS_TRANSPORT_CONTAINER;
+ arg_transport = BUS_TRANSPORT_MACHINE;
arg_host = optarg;
break;
break;
case ARG_STATE: {
- char *word, *state;
+ const char *word, *state;
size_t size;
FOREACH_WORD_SEPARATOR(word, size, optarg, ",", state) {
default:
assert_not_reached("Unhandled option");
}
- }
if (arg_transport != BUS_TRANSPORT_LOCAL && arg_scope != UNIT_FILE_SYSTEM) {
log_error("Cannot access user instance remotely.");
if (runlevel == '0' || runlevel == '6')
arg_force = 2;
- while ((c = getopt_long(argc, argv, "pfwdnih", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "pfwdnih", options, NULL)) >= 0)
switch (c) {
case ARG_HELP:
- return halt_help();
+ halt_help();
+ return 0;
case ARG_HALT:
arg_action = ACTION_HALT;
default:
assert_not_reached("Unhandled option");
}
- }
if (arg_action == ACTION_REBOOT && (argc == optind || argc == optind + 1)) {
r = update_reboot_param_file(argc == optind + 1 ? argv[optind] : NULL);
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "HPrhkt:afFc", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "HPrhkKt:afFc", options, NULL)) >= 0)
switch (c) {
case ARG_HELP:
- return shutdown_help();
+ shutdown_help();
+ return 0;
case 'H':
arg_action = ACTION_HALT;
case 't':
case 'a':
+ case 'f':
+ case 'F':
/* Compatibility nops */
break;
default:
assert_not_reached("Unhandled option");
}
- }
if (argc > optind && arg_action != ACTION_CANCEL_SHUTDOWN) {
r = parse_time_spec(argv[optind], &arg_when);
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0)
switch (c) {
case ARG_HELP:
- return telinit_help();
+ telinit_help();
+ return 0;
case ARG_NO_WALL:
arg_no_wall = true;
default:
assert_not_reached("Unhandled option");
}
- }
if (optind >= argc) {
- telinit_help();
+ log_error("%s: required argument missing.",
+ program_invocation_short_name);
return -EINVAL;
}
assert(argc >= 0);
assert(argv);
- while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0) {
+ while ((c = getopt_long(argc, argv, "", options, NULL)) >= 0)
switch (c) {
case ARG_HELP:
- return runlevel_help();
+ runlevel_help();
+ return 0;
case '?':
return -EINVAL;
default:
assert_not_reached("Unhandled option");
}
- }
if (optind < argc) {
log_error("Too many arguments.");
if (errno == ENOENT)
return 0;
- log_error("Failed to open "INIT_FIFO": %m");
+ log_error_errno(errno, "Failed to open "INIT_FIFO": %m");
return -errno;
}
- errno = 0;
- r = loop_write(fd, &request, sizeof(request), false) != sizeof(request);
- if (r) {
- log_error("Failed to write to "INIT_FIFO": %m");
- return errno > 0 ? -errno : -EIO;
- }
+ r = loop_write(fd, &request, sizeof(request), false);
+ if (r < 0)
+ return log_error_errno(r, "Failed to write to "INIT_FIFO": %m");
return 1;
}
{ "check", MORE, 2, check_unit_active },
{ "is-failed", MORE, 2, check_unit_failed },
{ "show", MORE, 1, show },
- { "cat", MORE, 2, cat },
+ { "cat", MORE, 2, cat, NOBUS },
{ "status", MORE, 1, show },
{ "help", MORE, 2, show },
{ "snapshot", LESS, 2, snapshot },
{ "import-environment", MORE, 1, import_environment},
{ "halt", EQUAL, 1, start_special, FORCE },
{ "poweroff", EQUAL, 1, start_special, FORCE },
- { "reboot", EQUAL, 1, start_special, FORCE },
+ { "reboot", MORE, 1, start_special, FORCE },
{ "kexec", EQUAL, 1, start_special },
{ "suspend", EQUAL, 1, start_special },
{ "hibernate", EQUAL, 1, start_special },
{ "set-default", EQUAL, 2, set_default, NOBUS },
{ "get-default", EQUAL, 1, get_default, NOBUS },
{ "set-property", MORE, 3, set_property },
+ { "is-system-running", EQUAL, 1, is_system_running },
+ { "add-wants", MORE, 3, add_dependency, NOBUS },
+ { "add-requires", MORE, 3, add_dependency, NOBUS },
+ { "edit", MORE, 2, edit, NOBUS },
{}
}, *verb = verbs;
* enable/disable */
if (verb->bus == NOBUS) {
if (!bus && !avoid_bus()) {
- log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
+ log_error_errno(bus_error, "Failed to get D-Bus connection: %m");
return -EIO;
}
}
if ((verb->bus != FORCE || arg_force <= 0) && !bus) {
- log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
+ log_error_errno(bus_error, "Failed to get D-Bus connection: %m");
return -EIO;
}
}
+ /* Increase max number of open files to 16K if we can, we
+ * might needs this when browsing journal files, which might
+ * be split up into many files. */
+ setrlimit_closest(RLIMIT_NOFILE, &RLIMIT_MAKE_CONST(16384));
+
return verb->dispatch(bus, argv + optind);
}
/* Nothing else worked, so let's try signals */
assert(arg_action == ACTION_RELOAD || arg_action == ACTION_REEXEC);
- if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0) {
- log_error("kill() failed: %m");
- return -errno;
- }
+ if (kill(1, arg_action == ACTION_RELOAD ? SIGHUP : SIGTERM) < 0)
+ return log_error_errno(errno, "kill() failed: %m");
return 0;
}
static int halt_now(enum action a) {
-/* Make sure C-A-D is handled by the kernel from this
- * point on... */
+ /* The kernel will automaticall flush ATA disks and suchlike
+ * on reboot(), but the file systems need to be synce'd
+ * explicitly in advance. */
+ sync();
+
+ /* Make sure C-A-D is handled by the kernel from this point
+ * on... */
reboot(RB_ENABLE_CAD);
switch (a) {
m);
if (r < 0)
- log_warning("Failed to talk to shutdownd, proceeding with immediate shutdown: %s", strerror(-r));
+ log_warning_errno(r, "Failed to talk to shutdownd, proceeding with immediate shutdown: %m");
else {
char date[FORMAT_TIMESTAMP_MAX];
else {
r = utmp_put_shutdown();
if (r < 0)
- log_warning("Failed to write utmp record: %s", strerror(-r));
+ log_warning_errno(r, "Failed to write utmp record: %m");
}
}
return 0;
r = halt_now(arg_action);
- log_error("Failed to reboot: %s", strerror(-r));
+ log_error_errno(r, "Failed to reboot: %m");
return r;
}
}
int main(int argc, char*argv[]) {
- _cleanup_bus_unref_ sd_bus *bus = NULL;
+ _cleanup_bus_close_unref_ sd_bus *bus = NULL;
int r;
setlocale(LC_ALL, "");
if (!avoid_bus())
r = bus_open_transport_systemd(arg_transport, arg_host, arg_scope != UNIT_FILE_SYSTEM, &bus);
+ if (bus)
+ sd_bus_set_allow_interactive_authorization(bus, arg_ask_password);
+
/* systemctl_main() will print an error message for the bus
* connection, but only if it needs to */
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));
+ log_warning_errno(r, "Failed to talk to shutdownd, shutdown hasn't been cancelled: %m");
break;
}