core: fix assertion failure in checking a transaction with a JOB_NOP

[elogind.git] / src / core / job.c

diff --git a/src/core/job.c b/src/core/job.c
index 0cd4397bf294a6e301954825fe53e2a440eaaa1a..1411603e0b6d51fa6bd8402ee7b9b817ac2bbe4e 100644 (file)
--- a/src/core/job.c
+++ b/src/core/job.c
@@ -37,7 +37,7 @@
 #include "special.h"
 #include "async.h"
 #include "virt.h"
-#include "dbus-client-track.h"
+#include "dbus.h"
 
 Job* job_new_raw(Unit *unit) {
         Job *j;
@@ -90,7 +90,8 @@ void job_free(Job *j) {
 
         sd_event_source_unref(j->timer_event_source);
 
-        bus_client_track_free(j->subscribed);
+        sd_bus_track_unref(j->clients);
+        strv_free(j->deserialized_clients);
 
         free(j);
 }
@@ -351,6 +352,9 @@ bool job_type_is_redundant(JobType a, UnitActiveState b) {
                 return
                         b == UNIT_ACTIVATING;
 
+        case JOB_NOP:
+                return true;
+
         default:
                 assert_not_reached("Invalid job type");
         }
@@ -541,6 +545,8 @@ int job_run_and_invalidate(Job *j) {
                         r = job_finish_and_invalidate(j, JOB_SKIPPED, true);
                 else if (r == -ENOEXEC)
                         r = job_finish_and_invalidate(j, JOB_INVALID, true);
+                else if (r == -EPROTO)
+                        r = job_finish_and_invalidate(j, JOB_ASSERT, true);
                 else if (r == -EAGAIN) {
                         j->state = JOB_WAITING;
                         m->n_running_jobs--;
@@ -631,11 +637,18 @@ static void job_print_status_message(Unit *u, JobType t, JobResult result) {
                                 unit_status_printf(u, ANSI_GREEN_ON "  OK  " ANSI_HIGHLIGHT_OFF, format);
                         break;
 
-                case JOB_FAILED:
+                case JOB_FAILED: {
+                        bool quotes;
+
+                        quotes = chars_intersect(u->id, SHELL_NEED_QUOTES);
+
                         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, false, NULL, "See 'systemctl status %s' for details.", u->id);
+                        manager_status_printf(u->manager, STATUS_TYPE_NORMAL, NULL,
+                                              "See \"systemctl status %s%s%s\" for details.",
+                                              quotes ? "'" : "", u->id, quotes ? "'" : "");
                         break;
+                }
 
                 case JOB_DEPENDENCY:
                         manager_flip_auto_status(u->manager, true);
@@ -647,6 +660,11 @@ static void job_print_status_message(Unit *u, JobType t, JobResult result) {
                         unit_status_printf(u, ANSI_HIGHLIGHT_RED_ON " TIME " 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;
+
                 default:
                         ;
                 }
@@ -850,14 +868,18 @@ finish:
 
 static int job_dispatch_timer(sd_event_source *s, uint64_t monotonic, void *userdata) {
         Job *j = userdata;
+        Unit *u;
 
         assert(j);
         assert(s == j->timer_event_source);
 
-        log_warning_unit(j->unit->id, "Job %s/%s timed out.",
-                         j->unit->id, job_type_to_string(j->type));
+        log_warning_unit(j->unit->id, "Job %s/%s timed out.", j->unit->id, job_type_to_string(j->type));
 
+        u = j->unit;
         job_finish_and_invalidate(j, JOB_TIMEOUT, true);
+
+        failure_action(u->manager, u->job_timeout_action, u->job_timeout_reboot_arg);
+
         return 0;
 }
 
@@ -872,7 +894,12 @@ int job_start_timer(Job *j) {
         if (j->unit->job_timeout <= 0)
                 return 0;
 
-        r = sd_event_add_monotonic(j->manager->event, &j->timer_event_source, j->begin_usec + j->unit->job_timeout, 0, job_dispatch_timer, j);
+        r = sd_event_add_time(
+                        j->manager->event,
+                        &j->timer_event_source,
+                        CLOCK_MONOTONIC,
+                        j->begin_usec + j->unit->job_timeout, 0,
+                        job_dispatch_timer, j);
         if (r < 0)
                 return r;
 
@@ -931,7 +958,7 @@ int job_serialize(Job *j, FILE *f, FDSet *fds) {
         if (j->begin_usec > 0)
                 fprintf(f, "job-begin="USEC_FMT"\n", j->begin_usec);
 
-        bus_client_track_serialize(j->manager, f, j->subscribed);
+        bus_track_serialize(j->clients, f);
 
         /* End marker */
         fputc('\n', f);
@@ -1035,13 +1062,10 @@ int job_deserialize(Job *j, FILE *f, FDSet *fds) {
                         else
                                 j->begin_usec = ull;
 
-                } else {
-                        char t[strlen(l) + 1 + strlen(v) + 1];
-
-                        strcpy(stpcpy(stpcpy(t, l), "="), v);
+                } else if (streq(l, "subscribed")) {
 
-                        if (bus_client_track_deserialize_item(j->manager, &j->subscribed, t) == 0)
-                                log_debug("Unknown deserialization key '%s'", l);
+                        if (strv_extend(&j->deserialized_clients, v) < 0)
+                                return log_oom();
                 }
         }
 }
@@ -1051,13 +1075,27 @@ int job_coldplug(Job *j) {
 
         assert(j);
 
+        /* After deserialization is complete and the bus connection
+         * set up again, let's start watching our subscribers again */
+        r = bus_track_coldplug(j->manager, &j->clients, &j->deserialized_clients);
+        if (r < 0)
+                return r;
+
+        if (j->state == JOB_WAITING)
+                job_add_to_run_queue(j);
+
         if (j->begin_usec == 0 || j->unit->job_timeout == 0)
                 return 0;
 
         if (j->timer_event_source)
                 j->timer_event_source = sd_event_source_unref(j->timer_event_source);
 
-        r = sd_event_add_monotonic(j->manager->event, &j->timer_event_source, j->begin_usec + j->unit->job_timeout, 0, job_dispatch_timer, j);
+        r = sd_event_add_time(
+                        j->manager->event,
+                        &j->timer_event_source,
+                        CLOCK_MONOTONIC,
+                        j->begin_usec + j->unit->job_timeout, 0,
+                        job_dispatch_timer, j);
         if (r < 0)
                 log_debug("Failed to restart timeout for job: %s", strerror(-r));
 
@@ -1146,9 +1184,9 @@ static const char* const job_mode_table[_JOB_MODE_MAX] = {
         [JOB_REPLACE] = "replace",
         [JOB_REPLACE_IRREVERSIBLY] = "replace-irreversibly",
         [JOB_ISOLATE] = "isolate",
+        [JOB_FLUSH] = "flush",
         [JOB_IGNORE_DEPENDENCIES] = "ignore-dependencies",
         [JOB_IGNORE_REQUIREMENTS] = "ignore-requirements",
-        [JOB_FLUSH] = "flush",
 };
 
 DEFINE_STRING_TABLE_LOOKUP(job_mode, JobMode);
@@ -1161,6 +1199,7 @@ static const char* const job_result_table[_JOB_RESULT_MAX] = {
         [JOB_DEPENDENCY] = "dependency",
         [JOB_SKIPPED] = "skipped",
         [JOB_INVALID] = "invalid",
+        [JOB_ASSERT] = "assert",
 };
 
 DEFINE_STRING_TABLE_LOOKUP(job_result, JobResult);