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-rw-r--r--src/core/failure-action.c94
-rw-r--r--src/core/failure-action.h40
-rw-r--r--src/core/main.c13
-rw-r--r--src/core/manager.c43
-rw-r--r--src/core/manager.h10
-rw-r--r--src/core/service.c77
-rw-r--r--src/core/service.h16
-rw-r--r--src/core/system.conf3
-rw-r--r--src/shared/util.c21
-rw-r--r--src/shared/util.h2
-rw-r--r--src/test/test-tables.c2
11 files changed, 232 insertions, 89 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);
diff --git a/src/core/failure-action.h b/src/core/failure-action.h
new file mode 100644
index 0000000000..5353192f31
--- /dev/null
+++ b/src/core/failure-action.h
@@ -0,0 +1,40 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+#pragma once
+
+/***
+ 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/>.
+***/
+
+typedef enum FailureAction {
+ FAILURE_ACTION_NONE,
+ FAILURE_ACTION_REBOOT,
+ FAILURE_ACTION_REBOOT_FORCE,
+ FAILURE_ACTION_REBOOT_IMMEDIATE,
+ _FAILURE_ACTION_MAX,
+ _FAILURE_ACTION_INVALID = -1
+} FailureAction;
+
+#include "macro.h"
+#include "manager.h"
+
+int failure_action(Manager *m, FailureAction action, const char *reboot_arg);
+
+const char* failure_action_to_string(FailureAction i) _const_;
+FailureAction failure_action_from_string(const char *s) _pure_;
diff --git a/src/core/main.c b/src/core/main.c
index 792b316c61..ed690162bf 100644
--- a/src/core/main.c
+++ b/src/core/main.c
@@ -116,6 +116,9 @@ static FILE* arg_serialization = NULL;
static bool arg_default_cpu_accounting = false;
static bool arg_default_blockio_accounting = false;
static bool arg_default_memory_accounting = false;
+static usec_t arg_start_timeout_usec = DEFAULT_MANAGER_START_TIMEOUT_USEC;
+static FailureAction arg_start_timeout_action = FAILURE_ACTION_REBOOT_FORCE;
+static char *arg_start_timeout_reboot_arg = NULL;
static void nop_handler(int sig) {}
@@ -669,6 +672,9 @@ static int parse_config_file(void) {
{ "Manager", "DefaultCPUAccounting", config_parse_bool, 0, &arg_default_cpu_accounting },
{ "Manager", "DefaultBlockIOAccounting", config_parse_bool, 0, &arg_default_blockio_accounting },
{ "Manager", "DefaultMemoryAccounting", config_parse_bool, 0, &arg_default_memory_accounting },
+ { "Manager", "StartTimeoutSec", config_parse_sec, 0, &arg_start_timeout_usec },
+ { "Manager", "StartTimeoutAction", config_parse_failure_action, 0, &arg_start_timeout_action },
+ { "Manager", "StartTimeoutRebootArgument",config_parse_string, 0, &arg_start_timeout_reboot_arg },
{}
};
@@ -1628,6 +1634,10 @@ int main(int argc, char *argv[]) {
m->default_memory_accounting = arg_default_memory_accounting;
m->runtime_watchdog = arg_runtime_watchdog;
m->shutdown_watchdog = arg_shutdown_watchdog;
+ m->start_timeout_usec = arg_start_timeout_usec;
+ m->start_timeout_action = arg_start_timeout_action;
+ free_and_strdup(&m->start_timeout_reboot_arg, arg_start_timeout_reboot_arg);
+
m->userspace_timestamp = userspace_timestamp;
m->kernel_timestamp = kernel_timestamp;
m->initrd_timestamp = initrd_timestamp;
@@ -1816,6 +1826,9 @@ finish:
set_free(arg_syscall_archs);
arg_syscall_archs = NULL;
+ free(arg_start_timeout_reboot_arg);
+ arg_start_timeout_reboot_arg = NULL;
+
label_finish();
if (reexecute) {
diff --git a/src/core/manager.c b/src/core/manager.c
index 7401817844..1bb0c9025f 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -435,6 +435,8 @@ int manager_new(SystemdRunningAs running_as, bool test_run, Manager **_m) {
m->running_as = running_as;
m->exit_code = _MANAGER_EXIT_CODE_INVALID;
m->default_timer_accuracy_usec = USEC_PER_MINUTE;
+ m->start_timeout_usec = DEFAULT_MANAGER_START_TIMEOUT_USEC;
+ m->start_timeout_action = FAILURE_ACTION_REBOOT_FORCE;
m->idle_pipe[0] = m->idle_pipe[1] = m->idle_pipe[2] = m->idle_pipe[3] = -1;
@@ -823,6 +825,9 @@ void manager_free(Manager *m) {
manager_close_idle_pipe(m);
+ sd_event_source_unref(m->start_timeout_event_source);
+ free(m->start_timeout_reboot_arg);
+
udev_unref(m->udev);
sd_event_unref(m->event);
@@ -970,6 +975,20 @@ static int manager_distribute_fds(Manager *m, FDSet *fds) {
return 0;
}
+static int on_start_timeout(sd_event_source *s, usec_t usec, void *userdata) {
+ Manager *m = userdata;
+
+ assert(s);
+ assert(m);
+
+ m->start_timeout_event_source = sd_event_source_unref(m->start_timeout_event_source);
+
+ log_error("Startup timed out.");
+
+ failure_action(m, m->start_timeout_action, m->start_timeout_reboot_arg);
+ return 0;
+}
+
int manager_startup(Manager *m, FILE *serialization, FDSet *fds) {
int r, q;
@@ -1042,6 +1061,22 @@ int manager_startup(Manager *m, FILE *serialization, FDSet *fds) {
m->send_reloading_done = true;
}
+ /* Possibly set up a start timeout */
+ if (!dual_timestamp_is_set(&m->finish_timestamp)) {
+ m->start_timeout_event_source = sd_event_source_unref(m->start_timeout_event_source);
+
+ if (m->start_timeout_usec) {
+ r = sd_event_add_time(
+ m->event,
+ &m->start_timeout_event_source,
+ CLOCK_MONOTONIC,
+ now(CLOCK_MONOTONIC) + m->start_timeout_usec, 0,
+ on_start_timeout, m);
+ if (r < 0)
+ log_error("Failed to add start timeout event: %s", strerror(-r));
+ }
+ }
+
return r;
}
@@ -2462,10 +2497,8 @@ void manager_check_finished(Manager *m) {
if (hashmap_size(m->jobs) > 0) {
- if (m->jobs_in_progress_event_source) {
- sd_event_source_set_time(m->jobs_in_progress_event_source,
- now(CLOCK_MONOTONIC) + JOBS_IN_PROGRESS_WAIT_USEC);
- }
+ if (m->jobs_in_progress_event_source)
+ sd_event_source_set_time(m->jobs_in_progress_event_source, now(CLOCK_MONOTONIC) + JOBS_IN_PROGRESS_WAIT_USEC);
return;
}
@@ -2487,6 +2520,8 @@ void manager_check_finished(Manager *m) {
dual_timestamp_get(&m->finish_timestamp);
+ m->start_timeout_event_source = sd_event_source_unref(m->start_timeout_event_source);
+
if (m->running_as == SYSTEMD_SYSTEM && detect_container(NULL) <= 0) {
/* Note that m->kernel_usec.monotonic is always at 0,
diff --git a/src/core/manager.h b/src/core/manager.h
index 7cb76f7f00..7d26c3adea 100644
--- a/src/core/manager.h
+++ b/src/core/manager.h
@@ -33,6 +33,8 @@
/* Enforce upper limit how many names we allow */
#define MANAGER_MAX_NAMES 131072 /* 128K */
+#define DEFAULT_MANAGER_START_TIMEOUT_USEC (15*USEC_PER_MINUTE)
+
typedef struct Manager Manager;
typedef enum ManagerState {
@@ -69,6 +71,7 @@ typedef enum ManagerExitCode {
#include "unit-name.h"
#include "exit-status.h"
#include "show-status.h"
+#include "failure-action.h"
struct Manager {
/* Note that the set of units we know of is allowed to be
@@ -152,6 +155,7 @@ struct Manager {
dual_timestamp initrd_timestamp;
dual_timestamp userspace_timestamp;
dual_timestamp finish_timestamp;
+
dual_timestamp security_start_timestamp;
dual_timestamp security_finish_timestamp;
dual_timestamp generators_start_timestamp;
@@ -279,6 +283,12 @@ struct Manager {
/* Used for processing polkit authorization responses */
Hashmap *polkit_registry;
+
+ /* System wide startup timeouts */
+ usec_t start_timeout_usec;
+ sd_event_source *start_timeout_event_source;
+ FailureAction start_timeout_action;
+ char *start_timeout_reboot_arg;
};
int manager_new(SystemdRunningAs running_as, bool test_run, Manager **m);
diff --git a/src/core/service.c b/src/core/service.c
index 1b864c4c8c..223e4b3a41 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -23,9 +23,6 @@
#include <signal.h>
#include <dirent.h>
#include <unistd.h>
-#include <sys/reboot.h>
-#include <linux/reboot.h>
-#include <sys/syscall.h>
#include "async.h"
#include "manager.h"
@@ -1052,8 +1049,6 @@ static int cgroup_good(Service *s) {
return !r;
}
-static int service_execute_action(Service *s, FailureAction action, const char *reason, bool log_action_none);
-
static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart) {
int r;
assert(s);
@@ -1063,8 +1058,10 @@ static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart)
service_set_state(s, s->result != SERVICE_SUCCESS ? SERVICE_FAILED : SERVICE_DEAD);
- if (s->result != SERVICE_SUCCESS)
- service_execute_action(s, s->failure_action, "failed", false);
+ if (s->result != SERVICE_SUCCESS) {
+ log_warning_unit(UNIT(s)->id, "%s failed.", UNIT(s)->id);
+ failure_action(UNIT(s)->manager, s->failure_action, s->reboot_arg);
+ }
if (allow_restart &&
!s->forbid_restart &&
@@ -1601,67 +1598,15 @@ fail:
service_enter_stop(s, SERVICE_FAILURE_RESOURCES);
}
-static int service_execute_action(Service *s, FailureAction action, const char *reason, bool log_action_none) {
- assert(s);
-
- if (action == SERVICE_FAILURE_ACTION_REBOOT ||
- action == SERVICE_FAILURE_ACTION_REBOOT_FORCE)
- update_reboot_param_file(s->reboot_arg);
-
- switch (action) {
-
- case SERVICE_FAILURE_ACTION_NONE:
- if (log_action_none)
- log_warning_unit(UNIT(s)->id, "%s %s, refusing to start.", UNIT(s)->id, reason);
- break;
-
- case SERVICE_FAILURE_ACTION_REBOOT: {
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- int r;
-
- log_warning_unit(UNIT(s)->id, "%s %s, rebooting.", UNIT(s)->id, reason);
-
- r = manager_add_job_by_name(UNIT(s)->manager, JOB_START, SPECIAL_REBOOT_TARGET, JOB_REPLACE, true, &error, NULL);
- if (r < 0)
- log_error_unit(UNIT(s)->id, "Failed to reboot: %s.", bus_error_message(&error, r));
-
- break;
- }
-
- case SERVICE_FAILURE_ACTION_REBOOT_FORCE:
- log_warning_unit(UNIT(s)->id, "%s %s, forcibly rebooting.", UNIT(s)->id, reason);
- UNIT(s)->manager->exit_code = MANAGER_REBOOT;
- break;
-
- case SERVICE_FAILURE_ACTION_REBOOT_IMMEDIATE:
- log_warning_unit(UNIT(s)->id, "%s %s, rebooting immediately.", UNIT(s)->id, reason);
-
- sync();
-
- if (s->reboot_arg) {
- log_info("Rebooting with argument '%s'.", s->reboot_arg);
- syscall(SYS_reboot, LINUX_REBOOT_MAGIC1, LINUX_REBOOT_MAGIC2, LINUX_REBOOT_CMD_RESTART2, s->reboot_arg);
- }
-
- log_info("Rebooting.");
- reboot(RB_AUTOBOOT);
- break;
-
- default:
- log_error_unit(UNIT(s)->id, "failure action=%i", action);
- assert_not_reached("Unknown FailureAction.");
- }
-
- return -ECANCELED;
-}
-
static int service_start_limit_test(Service *s) {
assert(s);
if (ratelimit_test(&s->start_limit))
return 0;
- return service_execute_action(s, s->start_limit_action, "start request repeated too quickly", true);
+ log_warning_unit(UNIT(s)->id, "start request repeated too quickly for %s", UNIT(s)->id);
+
+ return failure_action(UNIT(s)->manager, s->start_limit_action, s->reboot_arg);
}
static int service_start(Unit *u) {
@@ -2908,14 +2853,6 @@ static const char* const service_result_table[_SERVICE_RESULT_MAX] = {
DEFINE_STRING_TABLE_LOOKUP(service_result, ServiceResult);
-static const char* const failure_action_table[_SERVICE_FAILURE_ACTION_MAX] = {
- [SERVICE_FAILURE_ACTION_NONE] = "none",
- [SERVICE_FAILURE_ACTION_REBOOT] = "reboot",
- [SERVICE_FAILURE_ACTION_REBOOT_FORCE] = "reboot-force",
- [SERVICE_FAILURE_ACTION_REBOOT_IMMEDIATE] = "reboot-immediate"
-};
-DEFINE_STRING_TABLE_LOOKUP(failure_action, FailureAction);
-
const UnitVTable service_vtable = {
.object_size = sizeof(Service),
.exec_context_offset = offsetof(Service, exec_context),
diff --git a/src/core/service.h b/src/core/service.h
index 0227321d99..5bcfd14339 100644
--- a/src/core/service.h
+++ b/src/core/service.h
@@ -28,6 +28,7 @@ typedef struct Service Service;
#include "ratelimit.h"
#include "kill.h"
#include "exit-status.h"
+#include "failure-action.h"
typedef enum ServiceState {
SERVICE_DEAD,
@@ -113,15 +114,6 @@ typedef enum ServiceResult {
_SERVICE_RESULT_INVALID = -1
} ServiceResult;
-typedef enum FailureAction {
- SERVICE_FAILURE_ACTION_NONE,
- SERVICE_FAILURE_ACTION_REBOOT,
- SERVICE_FAILURE_ACTION_REBOOT_FORCE,
- SERVICE_FAILURE_ACTION_REBOOT_IMMEDIATE,
- _SERVICE_FAILURE_ACTION_MAX,
- _SERVICE_FAILURE_ACTION_INVALID = -1
-} FailureAction;
-
struct Service {
Unit meta;
@@ -193,10 +185,9 @@ struct Service {
char *status_text;
int status_errno;
- FailureAction failure_action;
-
RateLimit start_limit;
FailureAction start_limit_action;
+ FailureAction failure_action;
char *reboot_arg;
UnitRef accept_socket;
@@ -234,6 +225,3 @@ NotifyState notify_state_from_string(const char *s) _pure_;
const char* service_result_to_string(ServiceResult i) _const_;
ServiceResult service_result_from_string(const char *s) _pure_;
-
-const char* failure_action_to_string(FailureAction i) _const_;
-FailureAction failure_action_from_string(const char *s) _pure_;
diff --git a/src/core/system.conf b/src/core/system.conf
index 65a35a0689..45448de328 100644
--- a/src/core/system.conf
+++ b/src/core/system.conf
@@ -23,6 +23,9 @@
#CapabilityBoundingSet=
#SystemCallArchitectures=
#TimerSlackNSec=
+#StartTimeoutSec=15min
+#StartTimeoutAction=reboot-force
+#StartTimeoutRebootArgument=
#DefaultTimerAccuracySec=1min
#DefaultStandardOutput=journal
#DefaultStandardError=inherit
diff --git a/src/shared/util.c b/src/shared/util.c
index a54e879953..fc6f668726 100644
--- a/src/shared/util.c
+++ b/src/shared/util.c
@@ -7137,3 +7137,24 @@ int unquote_many_words(const char **p, ...) {
return c;
}
+
+int free_and_strdup(char **p, const char *s) {
+ char *t;
+
+ assert(p);
+
+ /* Replaces a string pointer with an strdup()ed new string,
+ * possibly freeing the old one. */
+
+ if (s) {
+ t = strdup(s);
+ if (!t)
+ return -ENOMEM;
+ } else
+ t = NULL;
+
+ free(*p);
+ *p = t;
+
+ return 0;
+}
diff --git a/src/shared/util.h b/src/shared/util.h
index 8cd47b8294..cd947dbbef 100644
--- a/src/shared/util.h
+++ b/src/shared/util.h
@@ -978,3 +978,5 @@ int is_symlink(const char *path);
int unquote_first_word(const char **p, char **ret);
int unquote_many_words(const char **p, ...) _sentinel_;
+
+int free_and_strdup(char **p, const char *s);
diff --git a/src/test/test-tables.c b/src/test/test-tables.c
index 88e7d10c60..58fe4433b7 100644
--- a/src/test/test-tables.c
+++ b/src/test/test-tables.c
@@ -63,7 +63,7 @@ int main(int argc, char **argv) {
test_table(device_state, DEVICE_STATE);
test_table(exec_input, EXEC_INPUT);
test_table(exec_output, EXEC_OUTPUT);
- test_table(failure_action, SERVICE_FAILURE_ACTION);
+ test_table(failure_action, FAILURE_ACTION);
test_table(job_mode, JOB_MODE);
test_table(job_result, JOB_RESULT);
test_table(job_state, JOB_STATE);