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transaction: cancel jobs non-recursively on isolate

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Recursive cancellation of jobs would trigger OnFailure actions of
dependent jobs. This is not desirable when isolating.

Fixes https://bugzilla.redhat.com/show_bug.cgi?id=798328
This commit is contained in:
Michal Schmidt 2012-04-24 11:21:03 +02:00
parent 39a18c60d0
commit 5273510e9f
6 changed files with 30 additions and 40 deletions
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2
src/core/dbus-job.c
View File

@ -100,7 +100,7 @@ static DBusHandlerResult bus_job_message_dispatch(Job *j, DBusConnection *connec
if (!(reply = dbus_message_new_method_return(message)))
goto oom;
job_finish_and_invalidate(j, JOB_CANCELED);
job_finish_and_invalidate(j, JOB_CANCELED, true);
} else {
const BusBoundProperties bps[] = {

41
src/core/job.c
View File

@ -164,7 +164,7 @@ Job* job_install(Job *j) {
if (uj) {
if (job_type_is_conflicting(uj->type, j->type))
job_finish_and_invalidate(uj, JOB_CANCELED);
job_finish_and_invalidate(uj, JOB_CANCELED, true);
else {
/* not conflicting, i.e. mergeable */
@ -496,13 +496,13 @@ int job_run_and_invalidate(Job *j) {
if ((j = manager_get_job(m, id))) {
if (r == -EALREADY)
r = job_finish_and_invalidate(j, JOB_DONE);
r = job_finish_and_invalidate(j, JOB_DONE, true);
else if (r == -ENOEXEC)
r = job_finish_and_invalidate(j, JOB_SKIPPED);
r = job_finish_and_invalidate(j, JOB_SKIPPED, true);
else if (r == -EAGAIN)
j->state = JOB_WAITING;
else if (r < 0)
r = job_finish_and_invalidate(j, JOB_FAILED);
r = job_finish_and_invalidate(j, JOB_FAILED, true);
}
return r;
@ -556,12 +556,11 @@ static void job_print_status_message(Unit *u, JobType t, JobResult result) {
}
}
int job_finish_and_invalidate(Job *j, JobResult result) {
int job_finish_and_invalidate(Job *j, JobResult result, bool recursive) {
Unit *u;
Unit *other;
JobType t;
Iterator i;
bool recursed = false;
assert(j);
assert(j->installed);
@ -595,7 +594,7 @@ int job_finish_and_invalidate(Job *j, JobResult result) {
job_print_status_message(u, t, result);
/* Fail depending jobs on failure */
if (result != JOB_DONE) {
if (result != JOB_DONE && recursive) {
if (t == JOB_START ||
t == JOB_VERIFY_ACTIVE ||
@ -605,29 +604,23 @@ int job_finish_and_invalidate(Job *j, JobResult result) {
if (other->job &&
(other->job->type == JOB_START ||
other->job->type == JOB_VERIFY_ACTIVE ||
other->job->type == JOB_RELOAD_OR_START)) {
job_finish_and_invalidate(other->job, JOB_DEPENDENCY);
recursed = true;
}
other->job->type == JOB_RELOAD_OR_START))
job_finish_and_invalidate(other->job, JOB_DEPENDENCY, true);
SET_FOREACH(other, u->dependencies[UNIT_BOUND_BY], i)
if (other->job &&
(other->job->type == JOB_START ||
other->job->type == JOB_VERIFY_ACTIVE ||
other->job->type == JOB_RELOAD_OR_START)) {
job_finish_and_invalidate(other->job, JOB_DEPENDENCY);
recursed = true;
}
other->job->type == JOB_RELOAD_OR_START))
job_finish_and_invalidate(other->job, JOB_DEPENDENCY, true);
SET_FOREACH(other, u->dependencies[UNIT_REQUIRED_BY_OVERRIDABLE], i)
if (other->job &&
!other->job->override &&
(other->job->type == JOB_START ||
other->job->type == JOB_VERIFY_ACTIVE ||
other->job->type == JOB_RELOAD_OR_START)) {
job_finish_and_invalidate(other->job, JOB_DEPENDENCY);
recursed = true;
}
other->job->type == JOB_RELOAD_OR_START))
job_finish_and_invalidate(other->job, JOB_DEPENDENCY, true);
} else if (t == JOB_STOP) {
@ -635,10 +628,8 @@ int job_finish_and_invalidate(Job *j, JobResult result) {
if (other->job &&
(other->job->type == JOB_START ||
other->job->type == JOB_VERIFY_ACTIVE ||
other->job->type == JOB_RELOAD_OR_START)) {
job_finish_and_invalidate(other->job, JOB_DEPENDENCY);
recursed = true;
}
other->job->type == JOB_RELOAD_OR_START))
job_finish_and_invalidate(other->job, JOB_DEPENDENCY, true);
}
}
@ -666,7 +657,7 @@ finish:
manager_check_finished(u->manager);
return recursed;
return 0;
}
int job_start_timer(Job *j) {
@ -758,7 +749,7 @@ void job_timer_event(Job *j, uint64_t n_elapsed, Watch *w) {
assert(w == &j->timer_watch);
log_warning("Job %s/%s timed out.", j->unit->id, job_type_to_string(j->type));
job_finish_and_invalidate(j, JOB_TIMEOUT);
job_finish_and_invalidate(j, JOB_TIMEOUT, true);
}
int job_serialize(Job *j, FILE *f, FDSet *fds) {

2
src/core/job.h
View File

@ -196,7 +196,7 @@ int job_start_timer(Job *j);
void job_timer_event(Job *j, uint64_t n_elapsed, Watch *w);
int job_run_and_invalidate(Job *j);
int job_finish_and_invalidate(Job *j, JobResult result);
int job_finish_and_invalidate(Job *j, JobResult result, bool recursive);
char *job_dbus_path(Job *j);

3
src/core/manager.c
View File

@ -871,7 +871,8 @@ void manager_clear_jobs(Manager *m) {
assert(m);
while ((j = hashmap_first(m->jobs)))
job_finish_and_invalidate(j, JOB_CANCELED);
/* No need to recurse. We're cancelling all jobs. */
job_finish_and_invalidate(j, JOB_CANCELED, false);
}
unsigned manager_dispatch_run_queue(Manager *m) {

10
src/core/transaction.c
View File

@ -546,18 +546,16 @@ static int transaction_apply(Transaction *tr, Manager *m, JobMode mode) {
/* When isolating first kill all installed jobs which
* aren't part of the new transaction */
rescan:
HASHMAP_FOREACH(j, m->jobs, i) {
assert(j->installed);
if (hashmap_get(tr->jobs, j->unit))
continue;
/* 'j' itself is safe to remove, but if other jobs
are invalidated recursively, our iterator may become
invalid and we need to start over. */
if (job_finish_and_invalidate(j, JOB_CANCELED) > 0)
goto rescan;
/* Not invalidating recursively. Avoids triggering
* OnFailure= actions of dependent jobs. Also avoids
* invalidating our iterator. */
job_finish_and_invalidate(j, JOB_CANCELED, false);
}
}

12
src/core/unit.c
View File

@ -1226,12 +1226,12 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
case JOB_VERIFY_ACTIVE:
if (UNIT_IS_ACTIVE_OR_RELOADING(ns))
job_finish_and_invalidate(u->job, JOB_DONE);
job_finish_and_invalidate(u->job, JOB_DONE, true);
else if (u->job->state == JOB_RUNNING && ns != UNIT_ACTIVATING) {
unexpected = true;
if (UNIT_IS_INACTIVE_OR_FAILED(ns))
job_finish_and_invalidate(u->job, ns == UNIT_FAILED ? JOB_FAILED : JOB_DONE);
job_finish_and_invalidate(u->job, ns == UNIT_FAILED ? JOB_FAILED : JOB_DONE, true);
}
break;
@ -1241,12 +1241,12 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
if (u->job->state == JOB_RUNNING) {
if (ns == UNIT_ACTIVE)
job_finish_and_invalidate(u->job, reload_success ? JOB_DONE : JOB_FAILED);
job_finish_and_invalidate(u->job, reload_success ? JOB_DONE : JOB_FAILED, true);
else if (ns != UNIT_ACTIVATING && ns != UNIT_RELOADING) {
unexpected = true;
if (UNIT_IS_INACTIVE_OR_FAILED(ns))
job_finish_and_invalidate(u->job, ns == UNIT_FAILED ? JOB_FAILED : JOB_DONE);
job_finish_and_invalidate(u->job, ns == UNIT_FAILED ? JOB_FAILED : JOB_DONE, true);
}
}
@ -1257,10 +1257,10 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su
case JOB_TRY_RESTART:
if (UNIT_IS_INACTIVE_OR_FAILED(ns))
job_finish_and_invalidate(u->job, JOB_DONE);
job_finish_and_invalidate(u->job, JOB_DONE, true);
else if (u->job->state == JOB_RUNNING && ns != UNIT_DEACTIVATING) {
unexpected = true;
job_finish_and_invalidate(u->job, JOB_FAILED);
job_finish_and_invalidate(u->job, JOB_FAILED, true);
}
break;