#include <sys/stat.h>
#include <stddef.h>
#include <sys/prctl.h>
+#include <fnmatch.h>
#include "sd-daemon.h"
#include "sd-shutdown.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 char **arg_types = NULL;
static char **arg_states = NULL;
DEPENDENCY_REVERSE,
DEPENDENCY_AFTER,
DEPENDENCY_BEFORE,
+ _DEPENDENCY_MAX
} arg_dependency = DEPENDENCY_FORWARD;
static const char *arg_job_mode = "replace";
static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
static bool arg_plain = false;
static int daemon_reload(sd_bus *bus, char **args);
-static void halt_now(enum action a);
+static int halt_now(enum action a);
+
+static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet);
+
+static char** strv_skip_first(char **strv) {
+ if (strv_length(strv) > 0)
+ return strv + 1;
+ return NULL;
+}
static void pager_open_if_enabled(void) {
if (arg_scope != UNIT_FILE_SYSTEM)
return;
+ if (arg_transport != BUS_TRANSPORT_LOCAL)
+ return;
+
ask_password_agent_open();
}
return EXIT_NOTINSTALLED;
if (sd_bus_error_has_name(error, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE) ||
- sd_bus_error_has_name(error, BUS_ERROR_NOT_SUPPORTED))
+ sd_bus_error_has_name(error, SD_BUS_ERROR_NOT_SUPPORTED))
return EXIT_NOTIMPLEMENTED;
if (sd_bus_error_has_name(error, BUS_ERROR_LOAD_FAILED))
return strcasecmp(u->id, v->id);
}
-static bool output_show_unit(const UnitInfo *u) {
+static bool output_show_unit(const UnitInfo *u, char **patterns) {
const char *dot;
if (!strv_isempty(arg_states))
strv_contains(arg_states, u->sub_state) ||
strv_contains(arg_states, u->active_state);
+ if (!strv_isempty(patterns)) {
+ char **pattern;
+
+ STRV_FOREACH(pattern, patterns)
+ if (fnmatch(*pattern, u->id, FNM_NOESCAPE) == 0)
+ return true;
+ 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);
}
-static void output_units_list(const UnitInfo *unit_infos, unsigned c) {
+static void output_units_list(const UnitInfo *unit_infos, unsigned c, char** patterns) {
unsigned id_len, max_id_len, load_len, active_len, sub_len, job_len, desc_len;
const UnitInfo *u;
unsigned n_shown = 0;
desc_len = 0;
for (u = unit_infos; u < unit_infos + c; u++) {
- if (!output_show_unit(u))
+ if (!output_show_unit(u, patterns))
continue;
max_id_len = MAX(max_id_len, strlen(u->id));
if (!arg_full && original_stdout_is_tty) {
unsigned basic_len;
+
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, 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) {
const char *on_loaded, *off_loaded, *on = "";
const char *on_active, *off_active, *off = "";
- if (!output_show_unit(u))
+ if (!output_show_unit(u, patterns))
continue;
if (!n_shown && !arg_no_legend) {
- printf("%-*s %-*s %-*s %-*s ", id_len, "UNIT", load_len, "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
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 (desc_len > 0)
printf("%.*s\n", desc_len, u->description);
else
return r;
qsort_safe(unit_infos, r, sizeof(UnitInfo), compare_unit_info);
- output_units_list(unit_infos, r);
+ output_units_list(unit_infos, r, strv_skip_first(args));
return 0;
}
static int get_listening(
sd_bus *bus,
const char* unit_path,
- char*** listen,
- unsigned *c) {
+ char*** listening) {
- _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;
const char *type, *path;
- int r;
+ int r, n = 0;
r = sd_bus_get_property(
bus,
while ((r = sd_bus_message_read(reply, "(ss)", &type, &path)) > 0) {
- r = strv_extend(listen, type);
+ r = strv_extend(listening, type);
if (r < 0)
return log_oom();
- r = strv_extend(listen, path);
+ r = strv_extend(listening, path);
if (r < 0)
return log_oom();
- (*c)++;
+ n++;
}
if (r < 0)
return bus_log_parse_error(r);
if (r < 0)
return bus_log_parse_error(r);
- return 0;
+ return n;
}
struct socket_info {
bool own_triggered;
};
-static int socket_info_compare(struct socket_info *a, struct socket_info *b) {
- int o = strcmp(a->path, b->path);
+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;
}
const char *on, *off;
for (s = socket_infos; s < socket_infos + cs; s++) {
- char **a;
unsigned tmp = 0;
+ char **a;
socklen = MAX(socklen, strlen(s->id));
if (arg_show_types)
struct socket_info *socket_infos = NULL;
const UnitInfo *u;
struct socket_info *s;
- unsigned cu = 0, cs = 0;
+ unsigned cs = 0;
size_t size = 0;
- int r;
+ int r = 0, n;
pager_open_if_enabled();
- r = get_unit_list(bus, &reply, &unit_infos);
- if (r < 0)
- return r;
-
- cu = (unsigned) r;
+ n = get_unit_list(bus, &reply, &unit_infos);
+ if (n < 0)
+ return n;
- for (u = unit_infos; u < unit_infos + cu; u++) {
- const char *dot;
- _cleanup_strv_free_ char **listen = NULL, **triggered = NULL;
- unsigned c = 0, i;
+ 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))
+ if (!output_show_unit(u, strv_skip_first(args)))
continue;
- if ((dot = strrchr(u->id, '.')) && !streq(dot+1, "socket"))
+ if (!endswith(u->id, ".socket"))
continue;
r = get_triggered_units(bus, u->unit_path, &triggered);
if (r < 0)
goto cleanup;
- r = get_listening(bus, u->unit_path, &listen, &c);
- if (r < 0)
+ c = get_listening(bus, u->unit_path, &listening);
+ if (c < 0) {
+ r = c;
goto cleanup;
+ }
if (!GREEDY_REALLOC(socket_infos, size, cs + c)) {
r = log_oom();
for (i = 0; i < c; i++)
socket_infos[cs + i] = (struct socket_info) {
.id = u->id,
- .type = listen[i*2],
- .path = listen[i*2 + 1],
+ .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(listen);
- listen = triggered = NULL; /* avoid cleanup */
+ free(listening);
+ listening = triggered = NULL; /* avoid cleanup */
}
qsort_safe(socket_infos, cs, sizeof(struct socket_info),
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, strv_skip_first(args)))
+ 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;
return r;
}
- return strcasecmp(path_get_file_name(u->path), path_get_file_name(v->path));
+ return strcasecmp(basename(u->path), basename(v->path));
}
-static bool output_show_unit_file(const UnitFileList *u) {
+static bool output_show_unit_file(const UnitFileList *u, char **patterns) {
const char *dot;
+ if (!strv_isempty(patterns)) {
+ char **pattern;
+
+ STRV_FOREACH(pattern, patterns)
+ if (fnmatch(*pattern, basename(u->path), FNM_NOESCAPE) == 0)
+ return true;
+ return false;
+ }
+
return !arg_types || ((dot = strrchr(u->path, '.')) && strv_find(arg_types, dot+1));
}
-static void output_unit_file_list(const UnitFileList *units, unsigned c) {
+static void output_unit_file_list(const UnitFileList *units, unsigned c, char **patterns) {
unsigned max_id_len, id_cols, state_cols, n_shown = 0;
const UnitFileList *u;
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))
+ if (!output_show_unit_file(u, patterns))
continue;
- max_id_len = MAX(max_id_len, strlen(path_get_file_name(u->path)));
+ max_id_len = MAX(max_id_len, strlen(basename(u->path)));
state_cols = MAX(state_cols, strlen(unit_file_state_to_string(u->state)));
}
if (!arg_full) {
unsigned basic_cols;
+
id_cols = MIN(max_id_len, 25u);
basic_cols = 1 + id_cols + state_cols;
if (basic_cols < (unsigned) columns())
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++) {
_cleanup_free_ char *e = NULL;
const char *on, *off;
const char *id;
- if (!output_show_unit_file(u))
+ if (!output_show_unit_file(u, patterns))
continue;
n_shown++;
} else
on = off = "";
- id = path_get_file_name(u->path);
+ id = basename(u->path);
e = arg_full ? NULL : ellipsize(id, id_cols, 33);
if (c > 0) {
qsort(units, c, sizeof(UnitFileList), compare_unit_file_list);
- output_unit_file_list(units, c);
+ output_unit_file_list(units, c, strv_skip_first(args));
}
return 0;
}
static int list_dependencies_print(const char *name, int level, unsigned int branches, bool last) {
- int i;
_cleanup_free_ char *n = NULL;
- size_t len = 0;
size_t max_len = MAX(columns(),20u);
+ size_t len = 0;
+ int i;
if (!arg_plain) {
+
for (i = level - 1; i >= 0; i--) {
len += 2;
- if(len > max_len - 3 && !arg_full) {
+ 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(len > max_len - 3 && !arg_full) {
+
+ if (len > max_len - 3 && !arg_full) {
printf("%s...\n",max_len % 2 ? "" : " ");
return 0;
}
+
printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
}
- if(arg_full){
+ if (arg_full){
printf("%s\n", name);
return 0;
}
n = ellipsize(name, max_len-len, 100);
- if(!n)
+ if (!n)
return log_oom();
printf("%s\n", n);
static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
- static const char *dependencies[] = {
+ static const char *dependencies[_DEPENDENCY_MAX] = {
[DEPENDENCY_FORWARD] = "Requires\0"
"RequiresOverridable\0"
"Requisite\0"
assert(bus);
assert(name);
assert(deps);
- assert(arg_dependency < ELEMENTSOF(dependencies));
+ assert_cc(ELEMENTSOF(dependencies) == _DEPENDENCY_MAX);
path = unit_dbus_path_from_name(name);
if (!path)
static int list_dependencies_compare(const void *_a, const void *_b) {
const char **a = (const char**) _a, **b = (const char**) _b;
+
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;
+
return strcasecmp(*a, *b);
}
char **c;
int r = 0;
+ assert(bus);
+ assert(name);
+ assert(units);
+
u = strv_append(*units, name);
if (!u)
return log_oom();
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);
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());
+
r = list_dependencies_print(*c, level, branches, c[1] == NULL);
if (r < 0)
return r;
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)
+ if (r < 0)
return r;
}
}
return 0;
}
+static void dump_unit_file_changes(const UnitFileChange *changes, unsigned n_changes) {
+ unsigned i;
+
+ assert(changes || n_changes == 0);
+
+ 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);
+ }
+}
+
+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);
+ }
+ }
+ 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) {
+ _cleanup_free_ char *unit = NULL;
+ UnitFileChange *changes = NULL;
+ unsigned n_changes = 0;
+ int r;
+
+ unit = unit_name_mangle_with_suffix(args[1], ".target");
+ if (!unit)
+ return log_oom();
+
+ 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;
+ }
+
+ 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 = sd_bus_call_method(
+ bus,
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "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;
+ }
+
+ 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) {
+static void output_jobs_list(const struct job_info* jobs, unsigned n, bool skipped) {
unsigned id_len, unit_len, type_len, state_len;
const struct job_info *j;
const char *on, *off;
on = ansi_highlight_green();
off = ansi_highlight_off();
- printf("%sNo jobs running.%s\n", on, off);
+ printf("%sNo jobs %s.%s\n", on, skipped ? "listed" : "running", 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);
shorten = true;
}
- printf("%*s %-*s %-*s %-*s\n",
- id_len, "JOB",
- unit_len, "UNIT",
- type_len, "TYPE",
- state_len, "STATE");
+ 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;
on, state_len, j->state, off);
}
- on = ansi_highlight();
- off = ansi_highlight_off();
+ if (!arg_no_legend) {
+ on = ansi_highlight();
+ off = ansi_highlight_off();
+
+ printf("\n%s%u jobs listed%s.\n", on, n, off);
+ }
+}
+
+static bool output_show_job(struct job_info *job, char **patterns) {
+ if (!strv_isempty(patterns)) {
+ char **pattern;
- printf("\n%s%u jobs listed%s.\n", on, n, off);
+ STRV_FOREACH(pattern, patterns)
+ if (fnmatch(*pattern, job->name, FNM_NOESCAPE) == 0)
+ return true;
+ return false;
+ }
+
+ return true;
}
static int list_jobs(sd_bus *bus, char **args) {
unsigned c = 0;
uint32_t id;
int r;
+ bool skipped = false;
r = sd_bus_call_method(
bus,
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(reply, "(usssoo)", &id, &name, &type, &state, &job_path, &unit_path)) > 0) {
+ struct job_info job = { id, name, type, state };
+
+ if (!output_show_job(&job, strv_skip_first(args))) {
+ skipped = true;
+ continue;
+ }
if (!GREEDY_REALLOC(jobs, size, c + 1))
return log_oom();
- jobs[c++] = (struct job_info) {
- id,
- name,
- type,
- state
- };
+ jobs[c++] = job;
}
if (r < 0)
return bus_log_parse_error(r);
if (r < 0)
return bus_log_parse_error(r);
- output_jobs_list(jobs, c);
+ output_jobs_list(jobs, c, skipped);
return r;
}
char *result;
} WaitData;
-static int wait_filter(sd_bus *bus, sd_bus_message *m, void *data) {
+static int wait_filter(sd_bus *bus, sd_bus_message *m, void *data, sd_bus_error *error) {
WaitData *d = data;
assert(bus);
}
#endif
- log_error("Failed to parse message.");
+ bus_log_parse_error(r);
}
return 0;
return 0;
}
+static int bus_process_wait(sd_bus *bus) {
+ int r;
+
+ for (;;) {
+ r = sd_bus_process(bus, NULL);
+ if (r < 0)
+ return r;
+ if (r > 0)
+ return 0;
+ r = sd_bus_wait(bus, (uint64_t) -1);
+ if (r < 0)
+ return r;
+ }
+}
+
+static int check_wait_response(WaitData *d) {
+ int r = 0;
+
+ assert(d->result);
+
+ 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 (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;
+
+ return r;
+}
+
static int wait_for_jobs(sd_bus *bus, Set *s) {
WaitData d = { .set = s };
- int r;
+ int r = 0, q;
assert(bus);
assert(s);
- r = sd_bus_add_filter(bus, wait_filter, &d);
- if (r < 0)
+ q = sd_bus_add_filter(bus, wait_filter, &d);
+ if (q < 0)
return log_oom();
while (!set_isempty(s)) {
- 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)
- goto free_name;
+ q = bus_process_wait(bus);
+ if (q < 0)
+ return q;
- 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 (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;
}
- if (streq_ptr(d.result, "timeout"))
- r = -ETIME;
- else if (streq_ptr(d.result, "canceled"))
- r = -ECANCELED;
- else if (!streq_ptr(d.result, "done") && !streq_ptr(d.result, "skipped"))
- r = -EIO;
+ free(d.name);
+ d.name = NULL;
free(d.result);
d.result = NULL;
-
- free_name:
- free(d.name);
- d.name = NULL;
}
- return sd_bus_remove_filter(bus, wait_filter, &d);
+ q = sd_bus_remove_filter(bus, wait_filter, &d);
+ if (q < 0 && r == 0)
+ r = q;
+
+ return r;
}
static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet) {
return log_oom();
r = set_consume(s, p);
- if (r < 0) {
- log_error("Failed to add path to set.");
- return r;
- }
+ if (r < 0)
+ return log_oom();
}
return 0;
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]);
action_table[action].mode ?: arg_job_mode;
one_name = action_table[action].target;
-
} else {
assert(arg_action < ELEMENTSOF(action_table));
assert(action_table[arg_action].target);
q = start_unit_one(bus, method, *name, mode, &error, s);
if (q < 0) {
- r = translate_bus_error_to_exit_status(r, &error);
+ r = translate_bus_error_to_exit_status(q, &error);
sd_bus_error_free(&error);
}
}
static int check_inhibitors(sd_bus *bus, enum action a) {
#ifdef HAVE_LOGIND
- _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 **sessions = NULL;
const char *what, *who, *why, *mode;
/* If logind is not around, then there are no inhibitors... */
return 0;
- r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "ssssuu");
+ r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssuu)");
if (r < 0)
return bus_log_parse_error(r);
- while ((r = sd_bus_message_read(reply, "ssssuu", &what, &who, &why, &mode, &uid, &pid)) > 0) {
+ while ((r = sd_bus_message_read(reply, "(ssssuu)", &what, &who, &why, &mode, &uid, &pid)) > 0) {
_cleanup_free_ char *comm = NULL, *user = NULL;
_cleanup_strv_free_ char **sv = NULL;
(a == ACTION_HALT ||
a == ACTION_POWEROFF ||
a == ACTION_REBOOT))
- halt_now(a);
+ return halt_now(a);
if (arg_force >= 1 &&
(a == ACTION_HALT ||
last = ! (*(dropin + 1) && startswith(*(dropin + 1), dir));
- printf("%s%s", path_get_file_name(*dropin), last ? "\n" : ", ");
+ printf("%s%s", basename(*dropin), last ? "\n" : ", ");
}
}
printf(" CGroup: %s\n", i->control_group);
- if (arg_transport == BUS_TRANSPORT_LOCAL) {
+ if (arg_transport == BUS_TRANSPORT_LOCAL || arg_transport == BUS_TRANSPORT_CONTAINER) {
unsigned k = 0;
pid_t extra[2];
char prefix[] = " ";
STRV_FOREACH(p, i->documentation) {
if (startswith(*p, "man:")) {
- size_t k;
- char *e = NULL;
- _cleanup_free_ 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);
/* This is a low-level property printer, see
* print_status_info() for the nicer output */
- if (arg_properties && !strv_find(arg_properties, 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 (contents[0]) {
return r;
}
-static int show_one_by_pid(
- const char *verb,
+static int get_unit_dbus_path_by_pid(
sd_bus *bus,
uint32_t pid,
- bool *new_line,
- bool *ellipsized) {
+ char **unit) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
- const char *path = NULL;
int r;
r = sd_bus_call_method(
return r;
}
- r = sd_bus_message_read(reply, "o", &path);
+ r = sd_bus_message_read(reply, "o", unit);
if (r < 0)
return bus_log_parse_error(r);
- return show_one(verb, bus, path, false, new_line, ellipsized);
+ return 0;
}
static int show_all(
bool *new_line,
bool *ellipsized) {
- _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;
const UnitInfo *u;
if (r < 0)
return r;
+ 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))
+ if (!output_show_unit(u, NULL))
continue;
p = unit_dbus_path_from_name(u->id);
if (!p)
return log_oom();
- printf("%s -> '%s'\n", u->id, p);
-
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;
+ 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;
+ }
+
+ 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;
ret = show_all(args[0], bus, false, &new_line, &ellipsized);
else
STRV_FOREACH(name, args+1) {
+ _cleanup_free_ char *unit = NULL;
uint32_t id;
if (safe_atou32(*name, &id) < 0) {
- _cleanup_free_ char *p = NULL, *n = NULL;
+ _cleanup_free_ char *n = NULL;
/* Interpret as unit name */
n = unit_name_mangle(*name);
if (!n)
return log_oom();
- p = unit_dbus_path_from_name(n);
- if (!p)
+ unit = unit_dbus_path_from_name(n);
+ if (!unit)
return log_oom();
- r = show_one(args[0], bus, p, show_properties, &new_line, &ellipsized);
- if (r != 0)
- ret = r;
-
} else if (show_properties) {
- _cleanup_free_ char *p = NULL;
-
/* Interpret as job id */
- if (asprintf(&p, "/org/freedesktop/systemd1/job/%u", id) < 0)
+ if (asprintf(&unit, "/org/freedesktop/systemd1/job/%u", id) < 0)
return log_oom();
- r = show_one(args[0], bus, p, show_properties, &new_line, &ellipsized);
- if (r != 0)
- ret = r;
-
} else {
/* Interpret as PID */
- r = show_one_by_pid(args[0], bus, id, &new_line, &ellipsized);
- if (r != 0)
+ r = get_unit_dbus_path_by_pid(bus, id, &unit);
+ if (r < 0)
ret = r;
}
+
+ show_one(args[0], bus, unit, show_properties, &new_line, &ellipsized);
}
if (ellipsized && !arg_quiet)
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_send_with_reply_and_block(bus, m, -1, &error, NULL);
+ 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;
else if (r < 0)
log_error("Failed to execute operation: %s", bus_error_message(&error, r));
- return r;
+ return r < 0 ? r : 0;
}
static int reset_failed(sd_bus *bus, char **args) {
if (r < 0)
return bus_log_create_error(r);
- r = sd_bus_send_with_reply_and_block(bus, m, -1, &error, NULL);
+ 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;
if (!isempty(arg_root))
argv[c++] = q = strappend("--root=", arg_root);
- argv[c++] = path_get_file_name(p);
+ argv[c++] = basename(p);
argv[c++] =
streq(verb, "enable") ? "on" :
streq(verb, "disable") ? "off" : "--level=5";
}
static int enable_unit(sd_bus *bus, char **args) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL, *m = NULL;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
_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;
int r;
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, mangled_names, &changes, &n_changes);
- else if (streq(verb, "set-default"))
- r = unit_file_set_default(arg_scope, arg_root, args[1], &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 {
- const char *method, *type, *path, *source;
+ _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;
if (streq(verb, "enable")) {
method = "EnableUnitFiles";
else if (streq(verb, "unmask")) {
method = "UnmaskUnitFiles";
send_force = false;
- } else if (streq(verb, "set-default")) {
- method = "SetDefaultTarget";
} else
assert_not_reached("Unknown verb");
return bus_log_create_error(r);
}
- r = sd_bus_send_with_reply_and_block(bus, m, -0, &error, &reply);
+ 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;
return bus_log_parse_error(r);
}
- r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(sss)");
- if (r < 0)
- return bus_log_parse_error(r);
-
- while ((r = sd_bus_message_read(reply, "(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);
-
- r = sd_bus_message_exit_container(reply);
+ r = deserialize_and_dump_unit_file_changes(reply);
if (r < 0)
- return bus_log_parse_error(r);
+ return r;
/* Try to reload if enabeld */
if (!arg_no_reload)
UnitFileState state;
state = unit_file_get_state(arg_scope, arg_root, *name);
-
- if (state < 0)
+ if (state < 0) {
+ log_error("Failed to get unit file state for %s: %s", *name, strerror(-state));
return state;
+ }
if (state == UNIT_FILE_ENABLED ||
state == UNIT_FILE_ENABLED_RUNTIME ||
"GetUnitFileState",
&error,
&reply,
- "s", name);
+ "s", *name);
if (r < 0) {
log_error("Failed to get unit file state for %s: %s", *name, bus_error_message(&error, r));
return r;
" -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"
- " --reverse Show reverse dependencies with 'list-dependencies'\n"
" -l --full Don't ellipsize unit names on output\n"
- " --fail When queueing a new job, fail if conflicting jobs are\n"
- " pending\n"
- " --irreversible When queueing a new job, make sure it cannot be implicitly\n"
- " cancelled\n"
- " --ignore-dependencies\n"
- " When queueing a new job, ignore all its dependencies\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"
" -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"
- " 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"
- " restart [NAME...] Start or restart one or more units\n"
- " try-restart [NAME...] Restart one or more units if active\n"
- " reload-or-restart [NAME...] Reload one or more units if possible,\n"
+ " list-units [PATTERN...] List loaded units\n"
+ " list-sockets [PATTERN...] List loaded sockets ordered by address\n"
+ " list-timers [PATTERN...] 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"
+ " restart NAME... Start or restart one or more units\n"
+ " try-restart NAME... Restart one or more units if active\n"
+ " reload-or-restart NAME... Reload one or more units if possible,\n"
" otherwise start or restart\n"
- " reload-or-try-restart [NAME...] Reload one or more units if possible,\n"
+ " reload-or-try-restart NAME... Reload one or more units if possible,\n"
" otherwise restart if active\n"
- " isolate [NAME] Start one unit and stop all others\n"
- " kill [NAME...] Send signal to processes of a unit\n"
- " is-active [NAME...] Check whether units are active\n"
- " is-failed [NAME...] Check whether units are failed\n"
+ " isolate NAME Start one unit and stop all others\n"
+ " kill NAME... Send signal to processes of a unit\n"
+ " is-active NAME... Check whether units are active\n"
+ " is-failed NAME... Check whether units are failed\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"
- " 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"
+ " cat NAME... Show files and drop-ins of one or more units\n"
+ " set-property NAME ASSIGNMENT... 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"
" 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"
- " disable [NAME...] Disable 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"
+ " list-unit-files [PATTERN...] List installed unit files\n"
+ " enable NAME... Enable one or more unit files\n"
+ " disable NAME... Disable 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"
+ " 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"
" 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"
+ " list-jobs [PATTERN...] List jobs\n"
" cancel [JOB...] Cancel all, one, or more jobs\n\n"
"Snapshot Commands:\n"
" snapshot [NAME] Create a snapshot\n"
- " delete [NAME...] Remove one or more snapshots\n\n"
+ " delete NAME... Remove one or more snapshots\n\n"
"Environment 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\n"
+ " set-environment NAME=VALUE... Set one or more environment variables\n"
+ " unset-environment NAME... Unset one or more environment variables\n\n"
"Manager Lifecycle Commands:\n"
" daemon-reload Reload systemd manager configuration\n"
" daemon-reexec Reexecute systemd manager\n\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"
+ " switch-root ROOT [INIT] Change to a different root file system\n"
" suspend Suspend the system\n"
" hibernate Hibernate the system\n"
" hybrid-sleep Hibernate and suspend the system\n",
const char *t;
puts("Available unit types:");
- for(i = 0; i < _UNIT_TYPE_MAX; i++) {
+ for (i = 0; i < _UNIT_TYPE_MAX; i++) {
t = unit_type_to_string(i);
if (t)
puts(t);
ARG_RUNTIME,
ARG_FORCE,
ARG_PLAIN,
- ARG_STATE
+ ARG_STATE,
+ ARG_JOB_MODE
};
static const struct option options[] = {
{ "show-types", no_argument, NULL, ARG_SHOW_TYPES },
{ "failed", no_argument, NULL, ARG_FAILED }, /* compatibility only */
{ "full", no_argument, NULL, 'l' },
- { "fail", no_argument, NULL, ARG_FAIL },
- { "irreversible", no_argument, NULL, ARG_IRREVERSIBLE },
- { "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES },
+ { "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 },
/* Make sure that if the empty property list
was specified, we won't show any properties. */
if (isempty(optarg) && !arg_properties) {
- arg_properties = strv_new(NULL, NULL);
+ arg_properties = new0(char*, 1);
if (!arg_properties)
return log_oom();
} else {
arg_show_types = true;
break;
+ case ARG_JOB_MODE:
+ arg_job_mode = optarg;
+ break;
+
case ARG_FAIL:
arg_job_mode = "fail";
break;
}
static int talk_initctl(void) {
- struct init_request request = {};
- int r;
+
+ struct init_request request = {
+ .magic = INIT_MAGIC,
+ .sleeptime = 0,
+ .cmd = INIT_CMD_RUNLVL
+ };
+
_cleanup_close_ int fd = -1;
char rl;
+ int r;
rl = action_to_runlevel();
if (!rl)
return 0;
- request.magic = INIT_MAGIC;
- request.sleeptime = 0;
- request.cmd = INIT_CMD_RUNLVL;
request.runlevel = rl;
fd = open(INIT_FIFO, O_WRONLY|O_NDELAY|O_CLOEXEC|O_NOCTTY);
return 1;
}
-static int systemctl_main(sd_bus *bus, int argc, char *argv[], const int r) {
+static int systemctl_main(sd_bus *bus, int argc, char *argv[], int bus_error) {
static const struct {
const char* verb;
} argc_cmp;
const int argc;
int (* const dispatch)(sd_bus *bus, char **args);
+ const enum {
+ NOBUS = 1,
+ FORCE,
+ } bus;
} verbs[] = {
- { "list-units", LESS, 1, list_units },
- { "list-unit-files", EQUAL, 1, list_unit_files },
- { "list-sockets", LESS, 1, list_sockets },
- { "list-jobs", EQUAL, 1, list_jobs },
+ { "list-units", MORE, 0, list_units },
+ { "list-unit-files", MORE, 1, list_unit_files, NOBUS },
+ { "list-sockets", MORE, 1, list_sockets },
+ { "list-timers", MORE, 1, list_timers },
+ { "list-jobs", MORE, 1, list_jobs },
{ "clear-jobs", EQUAL, 1, daemon_reload },
{ "cancel", MORE, 2, cancel_job },
{ "start", MORE, 2, start_unit },
{ "check", MORE, 2, check_unit_active },
{ "is-failed", MORE, 2, check_unit_failed },
{ "show", MORE, 1, show },
+ { "cat", MORE, 2, cat },
{ "status", MORE, 1, show },
{ "help", MORE, 2, show },
{ "snapshot", LESS, 2, snapshot },
{ "show-environment", EQUAL, 1, show_environment },
{ "set-environment", MORE, 2, set_environment },
{ "unset-environment", MORE, 2, set_environment },
- { "halt", EQUAL, 1, start_special },
- { "poweroff", EQUAL, 1, start_special },
- { "reboot", EQUAL, 1, start_special },
+ { "halt", EQUAL, 1, start_special, FORCE },
+ { "poweroff", EQUAL, 1, start_special, FORCE },
+ { "reboot", EQUAL, 1, start_special, FORCE },
{ "kexec", EQUAL, 1, start_special },
{ "suspend", EQUAL, 1, start_special },
{ "hibernate", EQUAL, 1, start_special },
{ "emergency", EQUAL, 1, start_special },
{ "exit", EQUAL, 1, start_special },
{ "reset-failed", MORE, 1, reset_failed },
- { "enable", MORE, 2, enable_unit },
- { "disable", MORE, 2, enable_unit },
- { "is-enabled", MORE, 2, unit_is_enabled },
- { "reenable", MORE, 2, enable_unit },
- { "preset", MORE, 2, enable_unit },
- { "mask", MORE, 2, enable_unit },
- { "unmask", MORE, 2, enable_unit },
- { "link", MORE, 2, enable_unit },
+ { "enable", MORE, 2, enable_unit, NOBUS },
+ { "disable", MORE, 2, enable_unit, NOBUS },
+ { "is-enabled", MORE, 2, unit_is_enabled, NOBUS },
+ { "reenable", MORE, 2, enable_unit, NOBUS },
+ { "preset", MORE, 2, enable_unit, NOBUS },
+ { "mask", MORE, 2, enable_unit, NOBUS },
+ { "unmask", MORE, 2, enable_unit, NOBUS },
+ { "link", MORE, 2, enable_unit, NOBUS },
{ "switch-root", MORE, 2, switch_root },
{ "list-dependencies", LESS, 2, list_dependencies },
- { "set-default", EQUAL, 2, enable_unit },
- { "get-default", LESS, 1, get_default },
+ { "set-default", EQUAL, 2, set_default, NOBUS },
+ { "get-default", EQUAL, 1, get_default, NOBUS },
{ "set-property", MORE, 3, set_property },
- };
+ {}
+ }, *verb = verbs;
int left;
- unsigned i;
assert(argc >= 0);
assert(argv);
left = argc - optind;
- if (left <= 0)
- /* Special rule: no arguments means "list-units" */
- i = 0;
- else {
+ /* Special rule: no arguments (left == 0) means "list-units" */
+ if (left > 0) {
if (streq(argv[optind], "help") && !argv[optind+1]) {
log_error("This command expects one or more "
"unit names. Did you mean --help?");
return -EINVAL;
}
- for (i = 0; i < ELEMENTSOF(verbs); i++)
- if (streq(argv[optind], verbs[i].verb))
- break;
+ for (; verb->verb; verb++)
+ if (streq(argv[optind], verb->verb))
+ goto found;
- if (i >= ELEMENTSOF(verbs)) {
- log_error("Unknown operation '%s'.", argv[optind]);
- return -EINVAL;
- }
+ log_error("Unknown operation '%s'.", argv[optind]);
+ return -EINVAL;
}
+found:
- switch (verbs[i].argc_cmp) {
+ switch (verb->argc_cmp) {
case EQUAL:
- if (left != verbs[i].argc) {
+ if (left != verb->argc) {
log_error("Invalid number of arguments.");
return -EINVAL;
}
break;
case MORE:
- if (left < verbs[i].argc) {
+ if (left < verb->argc) {
log_error("Too few arguments.");
return -EINVAL;
}
break;
case LESS:
- if (left > verbs[i].argc) {
+ if (left > verb->argc) {
log_error("Too many arguments.");
return -EINVAL;
}
/* Require a bus connection for all operations but
* enable/disable */
- if (!streq(verbs[i].verb, "enable") &&
- !streq(verbs[i].verb, "disable") &&
- !streq(verbs[i].verb, "is-enabled") &&
- !streq(verbs[i].verb, "list-unit-files") &&
- !streq(verbs[i].verb, "reenable") &&
- !streq(verbs[i].verb, "preset") &&
- !streq(verbs[i].verb, "mask") &&
- !streq(verbs[i].verb, "unmask") &&
- !streq(verbs[i].verb, "link") &&
- !streq(verbs[i].verb, "set-default") &&
- !streq(verbs[i].verb, "get-default")) {
+ if (verb->bus == NOBUS) {
+ if (!bus && !avoid_bus()) {
+ log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
+ return -EIO;
+ }
+ } else {
if (running_in_chroot() > 0) {
log_info("Running in chroot, ignoring request.");
return 0;
}
- 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", strerror (-r));
- return -EIO;
- }
-
- } else {
-
- if (!bus && !avoid_bus()) {
- log_error("Failed to get D-Bus connection: %s", strerror (-r));
+ if ((verb->bus != FORCE || arg_force <= 0) && !bus) {
+ log_error("Failed to get D-Bus connection: %s", strerror(-bus_error));
return -EIO;
}
}
- return verbs[i].dispatch(bus, argv + optind);
+ return verb->dispatch(bus, argv + optind);
}
static int send_shutdownd(usec_t t, char mode, bool dry_run, bool warn, const char *message) {
- _cleanup_close_ int fd;
+
struct sd_shutdown_command c = {
.usec = t,
.mode = mode,
.dry_run = dry_run,
.warn_wall = warn,
};
+
union sockaddr_union sockaddr = {
.un.sun_family = AF_UNIX,
.un.sun_path = "/run/systemd/shutdownd",
};
- struct iovec iovec[2] = {
- {.iov_base = (char*) &c,
+
+ 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)
.msg_iovlen = 1,
};
+ _cleanup_close_ int fd;
+
fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
if (fd < 0)
return -errno;
return 0;
}
-static _noreturn_ void halt_now(enum action a) {
-
- _cleanup_free_ char *param = NULL;
+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:
- if (read_one_line_file(REBOOT_PARAM_FILE, ¶m) == 0) {
- log_info("Rebooting with arg '%s'.", param);
+ 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);
- } else {
- log_info("Rebooting.");
- reboot(RB_AUTOBOOT);
}
- break;
- default:
- assert_not_reached("Unknown halt action.");
+ log_info("Rebooting.");
+ reboot(RB_AUTOBOOT);
+ return -errno;
}
- assert_not_reached("Uh? This shouldn't happen.");
+ default:
+ assert_not_reached("Unknown action.");
+ }
}
static int halt_main(sd_bus *bus) {
_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' :
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) {
goto finish;
}
- if (!avoid_bus()) {
- r = bus_open_transport(arg_transport, arg_host, arg_scope != UNIT_FILE_SYSTEM, &bus);
- if (r < 0) {
- log_error("Failed to create bus connection: %s", strerror(-r));
- goto finish;
- }
- }
+ 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) {