src/systemctl/systemctl-service-watchdogs.c

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2
   3 #include "bus-error.h"
   4 #include "bus-locator.h"
   5 #include "parse-util.h"
   6 #include "systemctl-service-watchdogs.h"
   7 #include "systemctl-util.h"
   8 #include "systemctl.h"
   9
  10 int service_watchdogs(int argc, char *argv[], void *userdata) {
  11         sd_bus *bus;
  12         _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
  13         int b, r;
  14
  15         assert(argv);
  16
  17         r = acquire_bus(BUS_MANAGER, &bus);
  18         if (r < 0)
  19                 return r;
  20
  21         if (argc == 1) {
  22                 /* get ServiceWatchdogs */
  23                 r = bus_get_property_trivial(bus, bus_systemd_mgr, "ServiceWatchdogs", &error, 'b', &b);
  24                 if (r < 0)
  25                         return log_error_errno(r, "Failed to get service-watchdog state: %s", bus_error_message(&error, r));
  26
  27                 printf("%s\n", yes_no(!!b));
  28
  29         } else {
  30                 /* set ServiceWatchdogs */
  31                 assert(argc == 2);
  32
  33                 b = parse_boolean(argv[1]);
  34                 if (b < 0)
  35                         return log_error_errno(b, "Failed to parse service-watchdogs argument: %m");
  36
  37                 r = bus_set_property(bus, bus_systemd_mgr, "ServiceWatchdogs", &error, "b", b);
  38                 if (r < 0)
  39                         return log_error_errno(r, "Failed to set service-watchdog state: %s", bus_error_message(&error, r));
  40         }
  41
  42         return 0;
  43 }