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-rw-r--r--src/unit.c50
1 files changed, 36 insertions, 14 deletions
diff --git a/src/unit.c b/src/unit.c
index f080e7bef3..fb5583bfb2 100644
--- a/src/unit.c
+++ b/src/unit.c
@@ -652,13 +652,11 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) {
if (u->meta.load_state == UNIT_LOADED) {
fprintf(f,
- "%s\tStopRetroactively: %s\n"
"%s\tStopWhenUnneeded: %s\n"
"%s\tRefuseManualStart: %s\n"
"%s\tRefuseManualStop: %s\n"
"%s\tDefaultDependencies: %s\n"
"%s\tIgnoreDependencyFailure: %s\n",
- prefix, yes_no(u->meta.stop_retroactively),
prefix, yes_no(u->meta.stop_when_unneeded),
prefix, yes_no(u->meta.refuse_manual_start),
prefix, yes_no(u->meta.refuse_manual_stop),
@@ -768,6 +766,10 @@ static int unit_add_default_dependencies(Unit *u) {
if ((r = unit_add_default_target_dependency(u, target)) < 0)
return r;
+ SET_FOREACH(target, u->meta.dependencies[UNIT_BOUND_BY], i)
+ if ((r = unit_add_default_target_dependency(u, target)) < 0)
+ return r;
+
return 0;
}
@@ -966,6 +968,10 @@ static void unit_check_unneeded(Unit *u) {
if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
return;
+ SET_FOREACH(other, u->meta.dependencies[UNIT_BOUND_BY], i)
+ if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
+ return;
+
log_info("Service %s is not needed anymore. Stopping.", u->meta.id);
/* Ok, nobody needs us anymore. Sniff. Then let's commit suicide */
@@ -980,27 +986,36 @@ static void retroactively_start_dependencies(Unit *u) {
assert(UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(u)));
SET_FOREACH(other, u->meta.dependencies[UNIT_REQUIRES], i)
- if (!UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ if (!set_get(u->meta.dependencies[UNIT_AFTER], other) &&
+ !UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ manager_add_job(u->meta.manager, JOB_START, other, JOB_REPLACE, true, NULL, NULL);
+
+ SET_FOREACH(other, u->meta.dependencies[UNIT_BIND_TO], i)
+ if (!set_get(u->meta.dependencies[UNIT_AFTER], other) &&
+ !UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_START, other, JOB_REPLACE, true, NULL, NULL);
SET_FOREACH(other, u->meta.dependencies[UNIT_REQUIRES_OVERRIDABLE], i)
- if (!UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ if (!set_get(u->meta.dependencies[UNIT_AFTER], other) &&
+ !UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_START, other, JOB_FAIL, false, NULL, NULL);
SET_FOREACH(other, u->meta.dependencies[UNIT_REQUISITE], i)
- if (!UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ if (!set_get(u->meta.dependencies[UNIT_AFTER], other) &&
+ !UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_START, other, JOB_REPLACE, true, NULL, NULL);
SET_FOREACH(other, u->meta.dependencies[UNIT_WANTS], i)
- if (!UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ if (!set_get(u->meta.dependencies[UNIT_AFTER], other) &&
+ !UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_START, other, JOB_FAIL, false, NULL, NULL);
SET_FOREACH(other, u->meta.dependencies[UNIT_CONFLICTS], i)
- if (!UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_STOP, other, JOB_REPLACE, true, NULL, NULL);
SET_FOREACH(other, u->meta.dependencies[UNIT_CONFLICTED_BY], i)
- if (!UNIT_IS_ACTIVE_OR_ACTIVATING(unit_active_state(other)))
+ if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_STOP, other, JOB_REPLACE, true, NULL, NULL);
}
@@ -1011,10 +1026,9 @@ static void retroactively_stop_dependencies(Unit *u) {
assert(u);
assert(UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(u)));
- /* Pull down units which need us recursively if enabled */
- SET_FOREACH(other, u->meta.dependencies[UNIT_REQUIRED_BY], i)
- if (other->meta.stop_retroactively &&
- !UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
+ /* Pull down units which are bound to us recursively if enabled */
+ SET_FOREACH(other, u->meta.dependencies[UNIT_BOUND_BY], i)
+ if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
manager_add_job(u->meta.manager, JOB_STOP, other, JOB_REPLACE, true, NULL, NULL);
/* Garbage collect services that might not be needed anymore, if enabled */
@@ -1033,6 +1047,9 @@ static void retroactively_stop_dependencies(Unit *u) {
SET_FOREACH(other, u->meta.dependencies[UNIT_REQUISITE_OVERRIDABLE], i)
if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
unit_check_unneeded(other);
+ SET_FOREACH(other, u->meta.dependencies[UNIT_BIND_TO], i)
+ if (!UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(other)))
+ unit_check_unneeded(other);
}
void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns) {
@@ -1397,9 +1414,11 @@ int unit_add_dependency(Unit *u, UnitDependency d, Unit *other, bool add_referen
[UNIT_WANTS] = UNIT_WANTED_BY,
[UNIT_REQUISITE] = UNIT_REQUIRED_BY,
[UNIT_REQUISITE_OVERRIDABLE] = UNIT_REQUIRED_BY_OVERRIDABLE,
+ [UNIT_BIND_TO] = UNIT_BOUND_BY,
[UNIT_REQUIRED_BY] = _UNIT_DEPENDENCY_INVALID,
[UNIT_REQUIRED_BY_OVERRIDABLE] = _UNIT_DEPENDENCY_INVALID,
[UNIT_WANTED_BY] = _UNIT_DEPENDENCY_INVALID,
+ [UNIT_BOUND_BY] = UNIT_BIND_TO,
[UNIT_CONFLICTS] = UNIT_CONFLICTED_BY,
[UNIT_CONFLICTED_BY] = UNIT_CONFLICTS,
[UNIT_BEFORE] = UNIT_AFTER,
@@ -1426,7 +1445,8 @@ int unit_add_dependency(Unit *u, UnitDependency d, Unit *other, bool add_referen
(d == UNIT_REQUIRES ||
d == UNIT_REQUIRES_OVERRIDABLE ||
d == UNIT_REQUISITE ||
- d == UNIT_REQUISITE_OVERRIDABLE)) {
+ d == UNIT_REQUISITE_OVERRIDABLE ||
+ d == UNIT_BIND_TO)) {
return -EINVAL;
}
@@ -2129,7 +2149,7 @@ int unit_add_node_link(Unit *u, const char *what, bool wants) {
if (r < 0)
return r;
- if ((r = unit_add_two_dependencies(u, UNIT_AFTER, UNIT_REQUIRES, device, true)) < 0)
+ if ((r = unit_add_two_dependencies(u, UNIT_AFTER, UNIT_BIND_TO, device, true)) < 0)
return r;
if (wants)
@@ -2313,9 +2333,11 @@ static const char* const unit_dependency_table[_UNIT_DEPENDENCY_MAX] = {
[UNIT_REQUISITE_OVERRIDABLE] = "RequisiteOverridable",
[UNIT_REQUIRED_BY] = "RequiredBy",
[UNIT_REQUIRED_BY_OVERRIDABLE] = "RequiredByOverridable",
+ [UNIT_BIND_TO] = "BindTo",
[UNIT_WANTED_BY] = "WantedBy",
[UNIT_CONFLICTS] = "Conflicts",
[UNIT_CONFLICTED_BY] = "ConflictedBy",
+ [UNIT_BOUND_BY] = "BoundBy",
[UNIT_BEFORE] = "Before",
[UNIT_AFTER] = "After",
[UNIT_REFERENCES] = "References",