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-rw-r--r--src/systemctl/systemctl.c84
1 files changed, 55 insertions, 29 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index a4491692a9..8e39b7a342 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -152,7 +152,7 @@ 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;
@@ -1630,11 +1630,27 @@ 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());
}
@@ -2399,18 +2415,19 @@ 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 +2443,7 @@ 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 +2461,15 @@ 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 +2477,10 @@ 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 +2499,11 @@ 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 +2518,11 @@ 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) {
@@ -3163,11 +3183,12 @@ 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 +3200,16 @@ 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 +3218,14 @@ 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) {
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-30 00:39:39 +0000