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/* SPDX-License-Identifier: LGPL-2.1+ */
#include "bus-error.h"
#include "bus-locator.h"
#include "pretty-print.h"
#include "syslog-util.h"
#include "systemctl-is-active.h"
#include "systemctl-sysv-compat.h"
#include "systemctl-util.h"
#include "systemctl.h"
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, i;
bool found = false;
r = acquire_bus(BUS_MANAGER, &bus);
if (r < 0)
return r;
r = expand_unit_names(bus, args, NULL, &names, NULL);
if (r < 0)
return log_error_errno(r, "Failed to expand names: %m");
STRV_FOREACH(name, names) {
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));
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
* any unit which matches the list */
return found ? 0 : code;
}
int check_unit_active(int argc, char *argv[], void *userdata) {
static const UnitActiveState states[] = {
UNIT_ACTIVE,
UNIT_RELOADING,
};
/* According to LSB: 3, "program is not running" */
return check_unit_generic(EXIT_PROGRAM_NOT_RUNNING, states, ELEMENTSOF(states), strv_skip(argv, 1));
}
int check_unit_failed(int argc, char *argv[], void *userdata) {
static const UnitActiveState states[] = {
UNIT_FAILED,
};
return check_unit_generic(EXIT_PROGRAM_DEAD_AND_PID_EXISTS, states, ELEMENTSOF(states), strv_skip(argv, 1));
}
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