summaryrefslogtreecommitdiff
path: root/src/core/job.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/core/job.c')
-rw-r--r--src/core/job.c313
1 files changed, 147 insertions, 166 deletions
diff --git a/src/core/job.c b/src/core/job.c
index 1448e5b69a..15f5cc0cc9 100644
--- a/src/core/job.c
+++ b/src/core/job.c
@@ -495,10 +495,48 @@ static void job_change_type(Job *j, JobType newtype) {
j->type = newtype;
}
+static int job_perform_on_unit(Job **j) {
+ /* While we execute this operation the job might go away (for
+ * example: because it finishes immediately or is replaced by a new,
+ * conflicting job.) To make sure we don't access a freed job later on
+ * we store the id here, so that we can verify the job is still
+ * valid. */
+ Manager *m = (*j)->manager;
+ Unit *u = (*j)->unit;
+ JobType t = (*j)->type;
+ uint32_t id = (*j)->id;
+ int r;
+
+ switch (t) {
+ case JOB_START:
+ r = unit_start(u);
+ break;
+
+ case JOB_RESTART:
+ t = JOB_STOP;
+ case JOB_STOP:
+ r = unit_stop(u);
+ break;
+
+ case JOB_RELOAD:
+ r = unit_reload(u);
+ break;
+
+ default:
+ assert_not_reached("Invalid job type");
+ }
+
+ /* Log if the job still exists and the start/stop/reload function
+ * actually did something. */
+ *j = manager_get_job(m, id);
+ if (*j && r > 0)
+ unit_status_emit_starting_stopping_reloading(u, t);
+
+ return r;
+}
+
int job_run_and_invalidate(Job *j) {
int r;
- uint32_t id;
- Manager *m = j->manager;
assert(j);
assert(j->installed);
@@ -517,23 +555,9 @@ int job_run_and_invalidate(Job *j) {
job_set_state(j, JOB_RUNNING);
job_add_to_dbus_queue(j);
- /* While we execute this operation the job might go away (for
- * example: because it is replaced by a new, conflicting
- * job.) To make sure we don't access a freed job later on we
- * store the id here, so that we can verify the job is still
- * valid. */
- id = j->id;
switch (j->type) {
- case JOB_START:
- r = unit_start(j->unit);
-
- /* If this unit cannot be started, then simply wait */
- if (r == -EBADR)
- r = 0;
- break;
-
case JOB_VERIFY_ACTIVE: {
UnitActiveState t = unit_active_state(j->unit);
if (UNIT_IS_ACTIVE_OR_RELOADING(t))
@@ -545,17 +569,19 @@ int job_run_and_invalidate(Job *j) {
break;
}
+ case JOB_START:
case JOB_STOP:
case JOB_RESTART:
- r = unit_stop(j->unit);
+ r = job_perform_on_unit(&j);
- /* If this unit cannot stopped, then simply wait. */
+ /* If the unit type does not support starting/stopping,
+ * then simply wait. */
if (r == -EBADR)
r = 0;
break;
case JOB_RELOAD:
- r = unit_reload(j->unit);
+ r = job_perform_on_unit(&j);
break;
case JOB_NOP:
@@ -566,7 +592,6 @@ int job_run_and_invalidate(Job *j) {
assert_not_reached("Unknown job type");
}
- j = manager_get_job(m, id);
if (j) {
if (r == -EALREADY)
r = job_finish_and_invalidate(j, JOB_DONE, true);
@@ -588,161 +613,110 @@ int job_run_and_invalidate(Job *j) {
}
_pure_ static const char *job_get_status_message_format(Unit *u, JobType t, JobResult result) {
+ const char *format;
const UnitStatusMessageFormats *format_table;
+ static const char *const generic_finished_start_job[_JOB_RESULT_MAX] = {
+ [JOB_DONE] = "Started %s.",
+ [JOB_TIMEOUT] = "Timed out starting %s.",
+ [JOB_FAILED] = "Failed to start %s.",
+ [JOB_DEPENDENCY] = "Dependency failed for %s.",
+ [JOB_ASSERT] = "Assertion failed for %s.",
+ [JOB_UNSUPPORTED] = "Starting of %s not supported.",
+ };
+ static const char *const generic_finished_stop_job[_JOB_RESULT_MAX] = {
+ [JOB_DONE] = "Stopped %s.",
+ [JOB_FAILED] = "Stopped (with error) %s.",
+ [JOB_TIMEOUT] = "Timed out stoppping %s.",
+ };
+ static const char *const generic_finished_reload_job[_JOB_RESULT_MAX] = {
+ [JOB_DONE] = "Reloaded %s.",
+ [JOB_FAILED] = "Reload failed for %s.",
+ [JOB_TIMEOUT] = "Timed out reloading %s.",
+ };
+ /* When verify-active detects the unit is inactive, report it.
+ * Most likely a DEPEND warning from a requisiting unit will
+ * occur next and it's nice to see what was requisited. */
+ static const char *const generic_finished_verify_active_job[_JOB_RESULT_MAX] = {
+ [JOB_SKIPPED] = "%s is not active.",
+ };
assert(u);
assert(t >= 0);
assert(t < _JOB_TYPE_MAX);
- format_table = &UNIT_VTABLE(u)->status_message_formats;
- if (!format_table)
- return NULL;
+ if (t == JOB_START || t == JOB_STOP || t == JOB_RESTART) {
+ format_table = &UNIT_VTABLE(u)->status_message_formats;
+ if (format_table) {
+ format = t == JOB_START ? format_table->finished_start_job[result] :
+ format_table->finished_stop_job[result];
+ if (format)
+ return format;
+ }
+ }
+ /* Return generic strings */
if (t == JOB_START)
- return format_table->finished_start_job[result];
+ return generic_finished_start_job[result];
else if (t == JOB_STOP || t == JOB_RESTART)
- return format_table->finished_stop_job[result];
+ return generic_finished_stop_job[result];
+ else if (t == JOB_RELOAD)
+ return generic_finished_reload_job[result];
+ else if (t == JOB_VERIFY_ACTIVE)
+ return generic_finished_verify_active_job[result];
return NULL;
}
-_pure_ static const char *job_get_status_message_format_try_harder(Unit *u, JobType t, JobResult result) {
+static void job_print_status_message(Unit *u, JobType t, JobResult result) {
const char *format;
+ static const char* const job_result_status_table[_JOB_RESULT_MAX] = {
+ [JOB_DONE] = ANSI_GREEN_ON " OK " ANSI_HIGHLIGHT_OFF,
+ [JOB_TIMEOUT] = ANSI_HIGHLIGHT_RED_ON " TIME " ANSI_HIGHLIGHT_OFF,
+ [JOB_FAILED] = ANSI_HIGHLIGHT_RED_ON "FAILED" ANSI_HIGHLIGHT_OFF,
+ [JOB_DEPENDENCY] = ANSI_HIGHLIGHT_YELLOW_ON "DEPEND" ANSI_HIGHLIGHT_OFF,
+ [JOB_SKIPPED] = ANSI_HIGHLIGHT_ON " INFO " ANSI_HIGHLIGHT_OFF,
+ [JOB_ASSERT] = ANSI_HIGHLIGHT_YELLOW_ON "ASSERT" ANSI_HIGHLIGHT_OFF,
+ [JOB_UNSUPPORTED] = ANSI_HIGHLIGHT_YELLOW_ON "UNSUPP" ANSI_HIGHLIGHT_OFF,
+ };
assert(u);
assert(t >= 0);
assert(t < _JOB_TYPE_MAX);
format = job_get_status_message_format(u, t, result);
- if (format)
- return format;
-
- /* Return generic strings */
- if (t == JOB_START) {
- if (result == JOB_DONE)
- return "Started %s.";
- else if (result == JOB_TIMEOUT)
- return "Timed out starting %s.";
- else if (result == JOB_FAILED)
- return "Failed to start %s.";
- else if (result == JOB_DEPENDENCY)
- return "Dependency failed for %s.";
- else if (result == JOB_ASSERT)
- return "Assertion failed for %s.";
- else if (result == JOB_UNSUPPORTED)
- return "Starting of %s not supported.";
- } else if (t == JOB_STOP || t == JOB_RESTART) {
- if (result == JOB_DONE)
- return "Stopped %s.";
- else if (result == JOB_FAILED)
- return "Stopped (with error) %s.";
- else if (result == JOB_TIMEOUT)
- return "Timed out stoppping %s.";
- } else if (t == JOB_RELOAD) {
- if (result == JOB_DONE)
- return "Reloaded %s.";
- else if (result == JOB_FAILED)
- return "Reload failed for %s.";
- else if (result == JOB_TIMEOUT)
- return "Timed out reloading %s.";
- }
-
- return NULL;
-}
+ if (!format)
+ return;
-static void job_print_status_message(Unit *u, JobType t, JobResult result) {
- const char *format;
-
- assert(u);
- assert(t >= 0);
- assert(t < _JOB_TYPE_MAX);
+ if (result != JOB_DONE)
+ manager_flip_auto_status(u->manager, true);
DISABLE_WARNING_FORMAT_NONLITERAL;
+ unit_status_printf(u, job_result_status_table[result], format);
+ REENABLE_WARNING;
- if (t == JOB_START) {
- format = job_get_status_message_format(u, t, result);
- if (!format)
- return;
-
- switch (result) {
-
- case JOB_DONE:
- if (u->condition_result)
- unit_status_printf(u, ANSI_GREEN_ON " OK " ANSI_HIGHLIGHT_OFF, format);
- break;
-
- case JOB_TIMEOUT:
- manager_flip_auto_status(u->manager, true);
- unit_status_printf(u, ANSI_HIGHLIGHT_RED_ON " TIME " ANSI_HIGHLIGHT_OFF, format);
- break;
-
- case JOB_FAILED: {
- _cleanup_free_ char *quoted = NULL;
-
- quoted = shell_maybe_quote(u->id);
-
- manager_flip_auto_status(u->manager, true);
- unit_status_printf(u, ANSI_HIGHLIGHT_RED_ON "FAILED" ANSI_HIGHLIGHT_OFF, format);
- manager_status_printf(u->manager, STATUS_TYPE_NORMAL, NULL, "See 'systemctl status %s' for details.", strna(quoted));
- break;
- }
-
- case JOB_DEPENDENCY:
- manager_flip_auto_status(u->manager, true);
- unit_status_printf(u, ANSI_HIGHLIGHT_YELLOW_ON "DEPEND" ANSI_HIGHLIGHT_OFF, format);
- break;
-
- case JOB_ASSERT:
- manager_flip_auto_status(u->manager, true);
- unit_status_printf(u, ANSI_HIGHLIGHT_YELLOW_ON "ASSERT" ANSI_HIGHLIGHT_OFF, format);
- break;
-
- case JOB_UNSUPPORTED:
- manager_flip_auto_status(u->manager, true);
- unit_status_printf(u, ANSI_HIGHLIGHT_YELLOW_ON "UNSUPP" ANSI_HIGHLIGHT_OFF, format);
- break;
-
- default:
- ;
- }
-
- } else if (t == JOB_STOP || t == JOB_RESTART) {
-
- format = job_get_status_message_format(u, t, result);
- if (!format)
- return;
-
- switch (result) {
-
- case JOB_TIMEOUT:
- manager_flip_auto_status(u->manager, true);
- unit_status_printf(u, ANSI_HIGHLIGHT_RED_ON " TIME " ANSI_HIGHLIGHT_OFF, format);
- break;
-
- case JOB_DONE:
- case JOB_FAILED:
- unit_status_printf(u, ANSI_GREEN_ON " OK " ANSI_HIGHLIGHT_OFF, format);
- break;
-
- default:
- ;
- }
-
- } else if (t == JOB_VERIFY_ACTIVE) {
+ if (t == JOB_START && result == JOB_FAILED) {
+ _cleanup_free_ char *quoted = shell_maybe_quote(u->id);
- /* When verify-active detects the unit is inactive, report it.
- * Most likely a DEPEND warning from a requisiting unit will
- * occur next and it's nice to see what was requisited. */
- if (result == JOB_SKIPPED)
- unit_status_printf(u, ANSI_HIGHLIGHT_ON " INFO " ANSI_HIGHLIGHT_OFF, "%s is not active.");
+ manager_status_printf(u->manager, STATUS_TYPE_NORMAL, NULL,
+ "See 'systemctl status %s' for details.", strna(quoted));
}
-
- REENABLE_WARNING;
}
static void job_log_status_message(Unit *u, JobType t, JobResult result) {
const char *format;
char buf[LINE_MAX];
+ sd_id128_t mid;
+ static const int job_result_log_level[_JOB_RESULT_MAX] = {
+ [JOB_DONE] = LOG_INFO,
+ [JOB_CANCELED] = LOG_INFO,
+ [JOB_TIMEOUT] = LOG_ERR,
+ [JOB_FAILED] = LOG_ERR,
+ [JOB_DEPENDENCY] = LOG_WARNING,
+ [JOB_SKIPPED] = LOG_NOTICE,
+ [JOB_INVALID] = LOG_INFO,
+ [JOB_ASSERT] = LOG_WARNING,
+ [JOB_UNSUPPORTED] = LOG_WARNING,
+ };
assert(u);
assert(t >= 0);
@@ -754,7 +728,7 @@ static void job_log_status_message(Unit *u, JobType t, JobResult result) {
if (log_on_console())
return;
- format = job_get_status_message_format_try_harder(u, t, result);
+ format = job_get_status_message_format(u, t, result);
if (!format)
return;
@@ -762,32 +736,40 @@ static void job_log_status_message(Unit *u, JobType t, JobResult result) {
snprintf(buf, sizeof(buf), format, unit_description(u));
REENABLE_WARNING;
- if (t == JOB_START) {
- sd_id128_t mid;
-
+ if (t == JOB_START)
mid = result == JOB_DONE ? SD_MESSAGE_UNIT_STARTED : SD_MESSAGE_UNIT_FAILED;
- log_struct(result == JOB_DONE ? LOG_INFO : LOG_ERR,
- LOG_MESSAGE_ID(mid),
+ else if (t == JOB_STOP || t == JOB_RESTART)
+ mid = SD_MESSAGE_UNIT_STOPPED;
+ else if (t == JOB_RELOAD)
+ mid = SD_MESSAGE_UNIT_RELOADED;
+ else {
+ log_struct(job_result_log_level[result],
LOG_UNIT_ID(u),
LOG_MESSAGE("%s", buf),
"RESULT=%s", job_result_to_string(result),
NULL);
+ return;
+ }
- } else if (t == JOB_STOP)
- log_struct(result == JOB_DONE ? LOG_INFO : LOG_ERR,
- LOG_MESSAGE_ID(SD_MESSAGE_UNIT_STOPPED),
- LOG_UNIT_ID(u),
- LOG_MESSAGE("%s", buf),
- "RESULT=%s", job_result_to_string(result),
- NULL);
+ log_struct(job_result_log_level[result],
+ LOG_MESSAGE_ID(mid),
+ LOG_UNIT_ID(u),
+ LOG_MESSAGE("%s", buf),
+ "RESULT=%s", job_result_to_string(result),
+ NULL);
+}
- else if (t == JOB_RELOAD)
- log_struct(result == JOB_DONE ? LOG_INFO : LOG_ERR,
- LOG_MESSAGE_ID(SD_MESSAGE_UNIT_RELOADED),
- LOG_UNIT_ID(u),
- LOG_MESSAGE("%s", buf),
- "RESULT=%s", job_result_to_string(result),
- NULL);
+static void job_emit_status_message(Unit *u, JobType t, JobResult result) {
+
+ /* No message if the job did not actually do anything due to failed condition. */
+ if (t == JOB_START && result == JOB_DONE && !u->condition_result)
+ return;
+
+ job_log_status_message(u, t, result);
+
+ /* Reload status messages have traditionally not been printed to console. */
+ if (t != JOB_RELOAD)
+ job_print_status_message(u, t, result);
}
static void job_fail_dependencies(Unit *u, UnitDependency d) {
@@ -825,8 +807,7 @@ int job_finish_and_invalidate(Job *j, JobResult result, bool recursive) {
log_unit_debug(u, "Job %s/%s finished, result=%s", u->id, job_type_to_string(t), job_result_to_string(result));
- job_print_status_message(u, t, result);
- job_log_status_message(u, t, result);
+ job_emit_status_message(u, t, result);
job_add_to_dbus_queue(j);
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-25 12:49:16 +0000