summaryrefslogtreecommitdiff
path: root/src/core/failure-action.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/failure-action.c')
-rw-r--r--src/core/failure-action.c94
1 files changed, 94 insertions, 0 deletions
diff --git a/src/core/failure-action.c b/src/core/failure-action.c
new file mode 100644
index 0000000000..ca807b68da
--- /dev/null
+++ b/src/core/failure-action.c
@@ -0,0 +1,94 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+ This file is part of systemd.
+
+ Copyright 2014 Lennart Poettering
+ Copyright 2012 Michael Olbrich
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <sys/reboot.h>
+#include <linux/reboot.h>
+#include <sys/syscall.h>
+
+#include "bus-util.h"
+#include "bus-error.h"
+#include "special.h"
+#include "failure-action.h"
+
+int failure_action(
+ Manager *m,
+ FailureAction action,
+ const char *reboot_arg) {
+
+ int r;
+
+ assert(m);
+ assert(action >= 0);
+ assert(action < _FAILURE_ACTION_MAX);
+
+ switch (action) {
+
+ case FAILURE_ACTION_NONE:
+ break;
+
+ case FAILURE_ACTION_REBOOT: {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+
+ log_warning("Rebooting as result of failure.");
+
+ update_reboot_param_file(reboot_arg);
+ r = manager_add_job_by_name(m, JOB_START, SPECIAL_REBOOT_TARGET, JOB_REPLACE, true, &error, NULL);
+ if (r < 0)
+ log_error("Failed to reboot: %s.", bus_error_message(&error, r));
+
+ break;
+ }
+
+ case FAILURE_ACTION_REBOOT_FORCE:
+ log_warning("Forcibly rebooting as result of failure.");
+ update_reboot_param_file(reboot_arg);
+ m->exit_code = MANAGER_REBOOT;
+ break;
+
+ case FAILURE_ACTION_REBOOT_IMMEDIATE:
+ log_warning("Rebooting immediately as result of failure.");
+
+ sync();
+
+ if (reboot_arg) {
+ log_info("Rebooting with argument '%s'.", reboot_arg);
+ syscall(SYS_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, reboot_arg);
+ }
+
+ log_info("Rebooting.");
+ reboot(RB_AUTOBOOT);
+ break;
+
+ default:
+ assert_not_reached("Unknown failure action");
+ }
+
+ return -ECANCELED;
+}
+
+static const char* const failure_action_table[_FAILURE_ACTION_MAX] = {
+ [FAILURE_ACTION_NONE] = "none",
+ [FAILURE_ACTION_REBOOT] = "reboot",
+ [FAILURE_ACTION_REBOOT_FORCE] = "reboot-force",
+ [FAILURE_ACTION_REBOOT_IMMEDIATE] = "reboot-immediate"
+};
+DEFINE_STRING_TABLE_LOOKUP(failure_action, FailureAction);