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-rw-r--r--src/systemctl/systemctl.c113
1 files changed, 38 insertions, 75 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index 3d59a8bb1d..8174376257 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -1518,53 +1518,39 @@ static int start_unit_one(
return 0;
}
+static const struct {
+ const char *target;
+ const char *verb;
+ const char *mode;
+} action_table[_ACTION_MAX] = {
+ [ACTION_HALT] = { SPECIAL_HALT_TARGET, "halt", "replace-irreversibly" },
+ [ACTION_POWEROFF] = { SPECIAL_POWEROFF_TARGET, "poweroff", "replace-irreversibly" },
+ [ACTION_REBOOT] = { SPECIAL_REBOOT_TARGET, "reboot", "replace-irreversibly" },
+ [ACTION_KEXEC] = { SPECIAL_KEXEC_TARGET, "kexec", "replace-irreversibly" },
+ [ACTION_RUNLEVEL2] = { SPECIAL_RUNLEVEL2_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL3] = { SPECIAL_RUNLEVEL3_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL4] = { SPECIAL_RUNLEVEL4_TARGET, NULL, "isolate" },
+ [ACTION_RUNLEVEL5] = { SPECIAL_RUNLEVEL5_TARGET, NULL, "isolate" },
+ [ACTION_RESCUE] = { SPECIAL_RESCUE_TARGET, "rescue", "isolate" },
+ [ACTION_EMERGENCY] = { SPECIAL_EMERGENCY_TARGET, "emergency", "isolate" },
+ [ACTION_DEFAULT] = { SPECIAL_DEFAULT_TARGET, "default", "isolate" },
+ [ACTION_EXIT] = { SPECIAL_EXIT_TARGET, "exit", "replace-irreversibly" },
+ [ACTION_SUSPEND] = { SPECIAL_SUSPEND_TARGET, "suspend", "replace-irreversibly" },
+ [ACTION_HIBERNATE] = { SPECIAL_HIBERNATE_TARGET, "hibernate", "replace-irreversibly" },
+ [ACTION_HYBRID_SLEEP] = { SPECIAL_HYBRID_SLEEP_TARGET, "hybrid-sleep", "replace-irreversibly" },
+};
+
static enum action verb_to_action(const char *verb) {
- if (streq(verb, "halt"))
- return ACTION_HALT;
- else if (streq(verb, "poweroff"))
- return ACTION_POWEROFF;
- else if (streq(verb, "reboot"))
- return ACTION_REBOOT;
- else if (streq(verb, "kexec"))
- return ACTION_KEXEC;
- else if (streq(verb, "rescue"))
- return ACTION_RESCUE;
- else if (streq(verb, "emergency"))
- return ACTION_EMERGENCY;
- else if (streq(verb, "default"))
- return ACTION_DEFAULT;
- else if (streq(verb, "exit"))
- return ACTION_EXIT;
- else if (streq(verb, "suspend"))
- return ACTION_SUSPEND;
- else if (streq(verb, "hibernate"))
- return ACTION_HIBERNATE;
- else if (streq(verb, "hybrid-sleep"))
- return ACTION_HYBRID_SLEEP;
- else
- return ACTION_INVALID;
+ enum action i;
+
+ for (i = ACTION_INVALID; i < _ACTION_MAX; i++)
+ if (action_table[i].verb && streq(verb, action_table[i].verb))
+ return i;
+ return ACTION_INVALID;
}
static int start_unit(DBusConnection *bus, char **args) {
- static const char * const table[_ACTION_MAX] = {
- [ACTION_HALT] = SPECIAL_HALT_TARGET,
- [ACTION_POWEROFF] = SPECIAL_POWEROFF_TARGET,
- [ACTION_REBOOT] = SPECIAL_REBOOT_TARGET,
- [ACTION_KEXEC] = SPECIAL_KEXEC_TARGET,
- [ACTION_RUNLEVEL2] = SPECIAL_RUNLEVEL2_TARGET,
- [ACTION_RUNLEVEL3] = SPECIAL_RUNLEVEL3_TARGET,
- [ACTION_RUNLEVEL4] = SPECIAL_RUNLEVEL4_TARGET,
- [ACTION_RUNLEVEL5] = SPECIAL_RUNLEVEL5_TARGET,
- [ACTION_RESCUE] = SPECIAL_RESCUE_TARGET,
- [ACTION_EMERGENCY] = SPECIAL_EMERGENCY_TARGET,
- [ACTION_DEFAULT] = SPECIAL_DEFAULT_TARGET,
- [ACTION_EXIT] = SPECIAL_EXIT_TARGET,
- [ACTION_SUSPEND] = SPECIAL_SUSPEND_TARGET,
- [ACTION_HIBERNATE] = SPECIAL_HIBERNATE_TARGET,
- [ACTION_HYBRID_SLEEP] = SPECIAL_HYBRID_SLEEP_TARGET
- };
-
int r, ret = 0;
const char *method, *mode, *one_name;
Set _cleanup_set_free_free_ *s = NULL;
@@ -1578,6 +1564,7 @@ static int start_unit(DBusConnection *bus, char **args) {
ask_password_agent_open_if_enabled();
if (arg_action == ACTION_SYSTEMCTL) {
+ enum action action;
method =
streq(args[0], "stop") ||
streq(args[0], "condstop") ? "StopUnit" :
@@ -1594,40 +1581,21 @@ static int start_unit(DBusConnection *bus, char **args) {
streq(args[0], "force-reload") ? "ReloadOrTryRestartUnit" :
"StartUnit";
+ action = verb_to_action(args[0]);
- if (streq(args[0], "isolate") ||
- streq(args[0], "rescue") ||
- streq(args[0], "emergency") ||
- streq(args[0], "default"))
- mode = "isolate";
- else if (streq(args[0], "halt") ||
- streq(args[0], "poweroff") ||
- streq(args[0], "reboot") ||
- streq(args[0], "kexec") ||
- streq(args[0], "exit") ||
- streq(args[0], "suspend") ||
- streq(args[0], "hibernate") ||
- streq(args[0], "hybrid-sleep"))
- mode = "replace-irreversibly";
- else
- mode = arg_job_mode;
+ mode = streq(args[0], "isolate") ? "isolate" :
+ action_table[action].mode ?: arg_job_mode;
- one_name = table[verb_to_action(args[0])];
+ one_name = action_table[action].target;
} else {
- assert(arg_action < ELEMENTSOF(table));
- assert(table[arg_action]);
+ assert(arg_action < ELEMENTSOF(action_table));
+ assert(action_table[arg_action].target);
method = "StartUnit";
- mode = (arg_action == ACTION_EMERGENCY ||
- arg_action == ACTION_RESCUE ||
- arg_action == ACTION_RUNLEVEL2 ||
- arg_action == ACTION_RUNLEVEL3 ||
- arg_action == ACTION_RUNLEVEL4 ||
- arg_action == ACTION_RUNLEVEL5) ? "isolate" : "replace-irreversibly";
-
- one_name = table[arg_action];
+ mode = action_table[arg_action].mode;
+ one_name = action_table[arg_action].target;
}
if (!arg_no_block) {
@@ -1850,12 +1818,7 @@ static int check_inhibitors(DBusConnection *bus, enum action a) {
return 0;
log_error("Please retry operation after closing inhibitors and logging out other users.\nAlternatively, ignore inhibitors and users with 'systemctl %s -i'.",
- a == ACTION_HALT ? "halt" :
- a == ACTION_POWEROFF ? "poweroff" :
- a == ACTION_REBOOT ? "reboot" :
- a == ACTION_KEXEC ? "kexec" :
- a == ACTION_SUSPEND ? "suspend" :
- a == ACTION_HIBERNATE ? "hibernate" : "hybrid-sleep");
+ action_table[a].verb);
return -EPERM;
#else
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-20 11:45:57 +0000