summaryrefslogtreecommitdiff
path: root/src/systemctl/systemctl.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/systemctl/systemctl.c')
-rw-r--r--src/systemctl/systemctl.c197
1 files changed, 133 insertions, 64 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 11e26ce737..62cff3a677 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -103,6 +103,7 @@ static bool arg_no_pager = false;
static bool arg_no_wtmp = false;
static bool arg_no_wall = false;
static bool arg_no_reload = false;
+static bool arg_value = false;
static bool arg_show_types = false;
static bool arg_ignore_inhibitors = false;
static bool arg_dry = false;
@@ -152,7 +153,7 @@ static bool arg_now = false;
static int daemon_reload(int argc, char *argv[], void* userdata);
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 int get_state_one_unit(sd_bus *bus, const char *name, UnitActiveState *active_state);
static bool original_stdout_is_tty;
@@ -340,6 +341,11 @@ static bool output_show_unit(const UnitInfo *u, char **patterns) {
if (arg_all)
return true;
+ if (!strv_isempty(arg_states))
+ return true;
+
+ /* By default show all units except the ones in inactive
+ * state and with no pending job */
if (u->job_id > 0)
return true;
@@ -1630,11 +1636,27 @@ static int list_dependencies_one(
if (arg_plain)
printf(" ");
else {
- int state;
+ UnitActiveState active_state = _UNIT_ACTIVE_STATE_INVALID;
const char *on;
- state = check_one_unit(bus, *c, "activating\0active\0reloading\0", true);
- on = state > 0 ? ansi_highlight_green() : ansi_highlight_red();
+ (void) get_state_one_unit(bus, *c, &active_state);
+ switch (active_state) {
+ case UNIT_ACTIVE:
+ case UNIT_RELOADING:
+ case UNIT_ACTIVATING:
+ on = ansi_highlight_green();
+ break;
+
+ case UNIT_INACTIVE:
+ case UNIT_DEACTIVATING:
+ on = ansi_normal();
+ break;
+
+ default:
+ on = ansi_highlight_red();
+ break;
+ }
+
printf("%s%s%s ", on, draw_special_char(DRAW_BLACK_CIRCLE), ansi_normal());
}
@@ -1875,13 +1897,13 @@ static void output_machines_list(struct machine_info *machine_infos, unsigned n)
printf("%s%s%s ", on_state, circle ? draw_special_char(DRAW_BLACK_CIRCLE) : " ", off_state);
if (m->is_host)
- printf("%-*s (host) %s%-*s%s %s%*u%s %*u\n",
+ printf("%-*s (host) %s%-*s%s %s%*" PRIu32 "%s %*" PRIu32 "\n",
(int) (namelen - (sizeof(" (host)")-1)), strna(m->name),
on_state, statelen, strna(m->state), off_state,
on_failed, failedlen, m->n_failed_units, off_failed,
jobslen, m->n_jobs);
else
- printf("%-*s %s%-*s%s %s%*u%s %*u\n",
+ printf("%-*s %s%-*s%s %s%*" PRIu32 "%s %*" PRIu32 "\n",
namelen, strna(m->name),
on_state, statelen, strna(m->state), off_state,
on_failed, failedlen, m->n_failed_units, off_failed,
@@ -2399,18 +2421,19 @@ static int unit_find_paths(
return r;
}
-static int check_one_unit(sd_bus *bus, const char *name, const char *good_states, bool quiet) {
+static int get_state_one_unit(sd_bus *bus, const char *name, UnitActiveState *active_state) {
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
_cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
_cleanup_free_ char *buf = NULL;
- const char *path, *state;
+ UnitActiveState state;
+ const char *path;
int r;
assert(name);
+ assert(active_state);
/* We don't use unit_dbus_path_from_name() directly since we don't want to load the unit unnecessarily, if it
* isn't loaded. */
-
r = sd_bus_call_method(
bus,
"org.freedesktop.systemd1",
@@ -2426,7 +2449,7 @@ static int check_one_unit(sd_bus *bus, const char *name, const char *good_states
/* The unit is currently not loaded, hence say it's "inactive", since all units that aren't loaded are
* considered inactive. */
- state = "inactive";
+ state = UNIT_INACTIVE;
} else {
r = sd_bus_message_read(reply, "o", &path);
@@ -2444,13 +2467,15 @@ static int check_one_unit(sd_bus *bus, const char *name, const char *good_states
if (r < 0)
return log_error_errno(r, "Failed to retrieve unit state: %s", bus_error_message(&error, r));
- state = buf;
+ state = unit_active_state_from_string(buf);
+ if (state == _UNIT_ACTIVE_STATE_INVALID) {
+ log_error("Invalid unit state '%s' for: %s", buf, name);
+ return -EINVAL;
+ }
}
- if (!quiet)
- puts(state);
-
- return nulstr_contains(good_states, state);
+ *active_state = state;
+ return 0;
}
static int check_triggering_units(
@@ -2458,9 +2483,10 @@ static int check_triggering_units(
const char *name) {
_cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
- _cleanup_free_ char *path = NULL, *n = NULL, *state = NULL;
+ _cleanup_free_ char *path = NULL, *n = NULL, *load_state = NULL;
_cleanup_strv_free_ char **triggered_by = NULL;
bool print_warning_label = true;
+ UnitActiveState active_state;
char **i;
int r;
@@ -2479,11 +2505,11 @@ static int check_triggering_units(
"org.freedesktop.systemd1.Unit",
"LoadState",
&error,
- &state);
+ &load_state);
if (r < 0)
return log_error_errno(r, "Failed to get load state of %s: %s", n, bus_error_message(&error, r));
- if (streq(state, "masked"))
+ if (streq(load_state, "masked"))
return 0;
r = sd_bus_get_property_strv(
@@ -2498,11 +2524,11 @@ static int check_triggering_units(
return log_error_errno(r, "Failed to get triggered by array of %s: %s", n, bus_error_message(&error, r));
STRV_FOREACH(i, triggered_by) {
- r = check_one_unit(bus, *i, "active\0reloading\0", true);
+ r = get_state_one_unit(bus, *i, &active_state);
if (r < 0)
- return log_error_errno(r, "Failed to check unit: %m");
+ return r;
- if (r == 0)
+ if (!IN_SET(active_state, UNIT_ACTIVE, UNIT_RELOADING))
continue;
if (print_warning_label) {
@@ -2596,7 +2622,10 @@ static int start_unit_one(
if (!sd_bus_error_has_name(error, BUS_ERROR_NO_SUCH_UNIT) &&
!sd_bus_error_has_name(error, BUS_ERROR_UNIT_MASKED))
- log_error("See system logs and 'systemctl status %s' for details.", name);
+ log_error("See %s logs and 'systemctl%s status %s' for details.",
+ arg_scope == UNIT_FILE_SYSTEM ? "system" : "user",
+ arg_scope == UNIT_FILE_SYSTEM ? "" : " --user",
+ name);
return r;
}
@@ -3163,11 +3192,12 @@ static int start_special(int argc, char *argv[], void *userdata) {
return start_unit(argc, argv, userdata);
}
-static int check_unit_generic(int code, const char *good_states, char **args) {
+static int check_unit_generic(int code, const UnitActiveState good_states[], int nb_states, char **args) {
_cleanup_strv_free_ char **names = NULL;
+ UnitActiveState active_state;
sd_bus *bus;
char **name;
- int r;
+ int r, i;
bool found = false;
r = acquire_bus(BUS_MANAGER, &bus);
@@ -3179,13 +3209,16 @@ static int check_unit_generic(int code, const char *good_states, char **args) {
return log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
- int state;
+ r = get_state_one_unit(bus, *name, &active_state);
+ if (r < 0)
+ return r;
+
+ if (!arg_quiet)
+ puts(unit_active_state_to_string(active_state));
- state = check_one_unit(bus, *name, good_states, arg_quiet);
- if (state < 0)
- return state;
- if (state > 0)
- found = true;
+ for (i = 0; i < nb_states; ++i)
+ if (good_states[i] == active_state)
+ found = true;
}
/* use the given return code for the case that we won't find
@@ -3194,12 +3227,14 @@ static int check_unit_generic(int code, const char *good_states, char **args) {
}
static int check_unit_active(int argc, char *argv[], void *userdata) {
+ const UnitActiveState states[] = { UNIT_ACTIVE, UNIT_RELOADING };
/* According to LSB: 3, "program is not running" */
- return check_unit_generic(3, "active\0reloading\0", strv_skip(argv, 1));
+ return check_unit_generic(3, states, ELEMENTSOF(states), strv_skip(argv, 1));
}
static int check_unit_failed(int argc, char *argv[], void *userdata) {
- return check_unit_generic(1, "failed\0", strv_skip(argv, 1));
+ const UnitActiveState states[] = { UNIT_FAILED };
+ return check_unit_generic(1, states, ELEMENTSOF(states), strv_skip(argv, 1));
}
static int kill_unit(int argc, char *argv[], void *userdata) {
@@ -4082,6 +4117,14 @@ skip:
return 0;
}
+#define print_prop(name, fmt, ...) \
+ do { \
+ if (arg_value) \
+ printf(fmt "\n", __VA_ARGS__); \
+ else \
+ printf("%s=" fmt "\n", name, __VA_ARGS__); \
+ } while(0)
+
static int print_property(const char *name, sd_bus_message *m, const char *contents) {
int r;
@@ -4109,9 +4152,9 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
if (u > 0)
- printf("%s=%"PRIu32"\n", name, u);
+ print_prop(name, "%"PRIu32, u);
else if (arg_all)
- printf("%s=\n", name);
+ print_prop(name, "%s", "");
return 0;
@@ -4123,7 +4166,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
if (arg_all || !isempty(s))
- printf("%s=%s\n", name, s);
+ print_prop(name, "%s", s);
return 0;
@@ -4135,7 +4178,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
if (arg_all || !isempty(a) || !isempty(b))
- printf("%s=%s \"%s\"\n", name, strempty(a), strempty(b));
+ print_prop(name, "%s \"%s\"", strempty(a), strempty(b));
return 0;
} else if (streq_ptr(name, "SystemCallFilter")) {
@@ -4162,8 +4205,10 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
bool first = true;
char **i;
- fputs(name, stdout);
- fputc('=', stdout);
+ if (!arg_value) {
+ fputs(name, stdout);
+ fputc('=', stdout);
+ }
if (!whitelist)
fputc('~', stdout);
@@ -4195,7 +4240,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(m, "(sb)", &path, &ignore)) > 0)
- printf("EnvironmentFile=%s (ignore_errors=%s)\n", path, yes_no(ignore));
+ print_prop("EnvironmentFile", "%s (ignore_errors=%s)\n", path, yes_no(ignore));
if (r < 0)
return bus_log_parse_error(r);
@@ -4214,7 +4259,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
- printf("%s=%s\n", type, path);
+ print_prop(type, "%s", path);
if (r < 0)
return bus_log_parse_error(r);
@@ -4232,7 +4277,10 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(m, "(ss)", &type, &path)) > 0)
- printf("Listen%s=%s\n", type, path);
+ if (arg_value)
+ puts(path);
+ else
+ printf("Listen%s=%s\n", type, path);
if (r < 0)
return bus_log_parse_error(r);
@@ -4253,10 +4301,9 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
while ((r = sd_bus_message_read(m, "(stt)", &base, &value, &next_elapse)) > 0) {
char timespan1[FORMAT_TIMESPAN_MAX], timespan2[FORMAT_TIMESPAN_MAX];
- printf("%s={ value=%s ; next_elapse=%s }\n",
- base,
- format_timespan(timespan1, sizeof(timespan1), value, 0),
- format_timespan(timespan2, sizeof(timespan2), next_elapse, 0));
+ print_prop(base, "{ value=%s ; next_elapse=%s }",
+ format_timespan(timespan1, sizeof(timespan1), value, 0),
+ format_timespan(timespan2, sizeof(timespan2), next_elapse, 0));
}
if (r < 0)
return bus_log_parse_error(r);
@@ -4280,18 +4327,18 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
tt = strv_join(info.argv, " ");
- 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)),
- info.pid,
- sigchld_code_to_string(info.code),
- info.status,
- info.code == CLD_EXITED ? "" : "/",
- strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
+ print_prop(name,
+ "{ path=%s ; argv[]=%s ; ignore_errors=%s ; start_time=[%s] ; stop_time=[%s] ; pid="PID_FMT" ; code=%s ; status=%i%s%s }",
+ 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)),
+ info.pid,
+ sigchld_code_to_string(info.code),
+ info.status,
+ info.code == CLD_EXITED ? "" : "/",
+ strempty(info.code == CLD_EXITED ? NULL : signal_to_string(info.status)));
free(info.path);
strv_free(info.argv);
@@ -4312,7 +4359,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(m, "(ss)", &path, &rwm)) > 0)
- printf("%s=%s %s\n", name, strna(path), strna(rwm));
+ print_prop(name, "%s %s", strna(path), strna(rwm));
if (r < 0)
return bus_log_parse_error(r);
@@ -4331,7 +4378,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(m, "(st)", &path, &weight)) > 0)
- printf("%s=%s %" PRIu64 "\n", name, strna(path), weight);
+ print_prop(name, "%s %"PRIu64, strna(path), weight);
if (r < 0)
return bus_log_parse_error(r);
@@ -4350,7 +4397,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
return bus_log_parse_error(r);
while ((r = sd_bus_message_read(m, "(st)", &path, &bandwidth)) > 0)
- printf("%s=%s %" PRIu64 "\n", name, strna(path), bandwidth);
+ print_prop(name, "%s %"PRIu64, strna(path), bandwidth);
if (r < 0)
return bus_log_parse_error(r);
@@ -4364,7 +4411,7 @@ static int print_property(const char *name, sd_bus_message *m, const char *conte
break;
}
- r = bus_print_property(name, m, arg_all);
+ r = bus_print_property(name, m, arg_value, arg_all);
if (r < 0)
return bus_log_parse_error(r);
@@ -4603,8 +4650,8 @@ static int show_system_status(sd_bus *bus) {
printf(" State: %s%s%s\n",
on, strna(mi.state), off);
- printf(" Jobs: %u queued\n", mi.n_jobs);
- printf(" Failed: %u units\n", mi.n_failed_units);
+ printf(" Jobs: %" PRIu32 " queued\n", mi.n_jobs);
+ printf(" Failed: %" PRIu32 " units\n", mi.n_failed_units);
printf(" Since: %s; %s\n",
format_timestamp(since2, sizeof(since2), mi.timestamp),
@@ -6162,9 +6209,24 @@ static int edit(int argc, char *argv[], void *userdata) {
r = daemon_reload(argc, argv, userdata);
end:
- STRV_FOREACH_PAIR(original, tmp, paths)
+ STRV_FOREACH_PAIR(original, tmp, paths) {
(void) unlink(*tmp);
+ /* Removing empty dropin dirs */
+ if (!arg_full) {
+ _cleanup_free_ char *dir;
+
+ dir = dirname_malloc(*original);
+ if (!dir)
+ return log_oom();
+
+ /* no need to check if the dir is empty, rmdir
+ * does nothing if it is not the case.
+ */
+ (void) rmdir(dir);
+ }
+ }
+
return r;
}
@@ -6194,6 +6256,7 @@ static void systemctl_help(void) {
" --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"
+ " --value When showing properties, only print the value\n"
" -i --ignore-inhibitors\n"
" When shutting down or sleeping, ignore inhibitors\n"
" --kill-who=WHO Who to send signal to\n"
@@ -6445,6 +6508,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) {
ARG_SHOW_TYPES,
ARG_IRREVERSIBLE,
ARG_IGNORE_DEPENDENCIES,
+ ARG_VALUE,
ARG_VERSION,
ARG_USER,
ARG_SYSTEM,
@@ -6486,6 +6550,7 @@ static int systemctl_parse_argv(int argc, char *argv[]) {
{ "irreversible", no_argument, NULL, ARG_IRREVERSIBLE }, /* compatibility only */
{ "ignore-dependencies", no_argument, NULL, ARG_IGNORE_DEPENDENCIES }, /* compatibility only */
{ "ignore-inhibitors", no_argument, NULL, 'i' },
+ { "value", no_argument, NULL, ARG_VALUE },
{ "user", no_argument, NULL, ARG_USER },
{ "system", no_argument, NULL, ARG_SYSTEM },
{ "global", no_argument, NULL, ARG_GLOBAL },
@@ -6637,6 +6702,10 @@ static int systemctl_parse_argv(int argc, char *argv[]) {
arg_show_types = true;
break;
+ case ARG_VALUE:
+ arg_value = true;
+ break;
+
case ARG_JOB_MODE:
arg_job_mode = optarg;
break;