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-rw-r--r--src/core/mount.c32
-rw-r--r--src/core/scope.c13
-rw-r--r--src/core/service.c32
-rw-r--r--src/core/slice.c24
-rw-r--r--src/core/socket.c11
-rw-r--r--src/core/swap.c24
-rw-r--r--src/core/unit.c222
-rw-r--r--src/core/unit.h6
8 files changed, 181 insertions, 183 deletions
diff --git a/src/core/mount.c b/src/core/mount.c
index b4b6080ea8..21b7942946 100644
--- a/src/core/mount.c
+++ b/src/core/mount.c
@@ -123,12 +123,6 @@ static void mount_init(Unit *u) {
m->timeout_usec = u->manager->default_timeout_start_usec;
m->directory_mode = 0755;
- exec_context_init(&m->exec_context);
- kill_context_init(&m->kill_context);
- cgroup_context_init(&m->cgroup_context);
-
- unit_cgroup_context_init_defaults(u, &m->cgroup_context);
-
if (unit_has_name(u, "-.mount")) {
/* Don't allow start/stop for root directory */
u->refuse_manual_start = true;
@@ -203,8 +197,6 @@ static void mount_done(Unit *u) {
mount_parameters_done(&m->parameters_proc_self_mountinfo);
mount_parameters_done(&m->parameters_fragment);
- cgroup_context_done(&m->cgroup_context);
- exec_context_done(&m->exec_context);
m->exec_runtime = exec_runtime_unref(m->exec_runtime);
exec_command_done_array(m->exec_command, _MOUNT_EXEC_COMMAND_MAX);
m->control_command = NULL;
@@ -529,10 +521,6 @@ static int mount_add_extras(Mount *m) {
path_kill_slashes(m->where);
- r = unit_add_exec_dependencies(u, &m->exec_context);
- if (r < 0)
- return r;
-
if (!u->description) {
r = unit_set_description(u, m->where);
if (r < 0)
@@ -551,24 +539,28 @@ static int mount_add_extras(Mount *m) {
if (r < 0)
return r;
- if (u->default_dependencies) {
- r = mount_add_default_dependencies(m);
- if (r < 0)
- return r;
- }
+ r = unit_patch_contexts(u);
+ if (r < 0)
+ return r;
- r = unit_add_default_slice(u);
+ r = unit_add_exec_dependencies(u, &m->exec_context);
if (r < 0)
return r;
- r = mount_fix_timeouts(m);
+ r = unit_add_default_slice(u, &m->cgroup_context);
if (r < 0)
return r;
- r = unit_exec_context_patch_defaults(u, &m->exec_context);
+ r = mount_fix_timeouts(m);
if (r < 0)
return r;
+ if (u->default_dependencies) {
+ r = mount_add_default_dependencies(m);
+ if (r < 0)
+ return r;
+ }
+
return 0;
}
diff --git a/src/core/scope.c b/src/core/scope.c
index be2a637023..aa4978de4c 100644
--- a/src/core/scope.c
+++ b/src/core/scope.c
@@ -51,11 +51,6 @@ static void scope_init(Unit *u) {
s->timeout_stop_usec = u->manager->default_timeout_stop_usec;
- cgroup_context_init(&s->cgroup_context);
- kill_context_init(&s->kill_context);
-
- unit_cgroup_context_init_defaults(u, &s->cgroup_context);
-
UNIT(s)->ignore_on_isolate = true;
UNIT(s)->ignore_on_snapshot = true;
}
@@ -65,8 +60,6 @@ static void scope_done(Unit *u) {
assert(u);
- cgroup_context_done(&s->cgroup_context);
-
free(s->controller);
s->timer_event_source = sd_event_source_unref(s->timer_event_source);
@@ -158,7 +151,11 @@ static int scope_load(Unit *u) {
if (r < 0)
return r;
- r = unit_add_default_slice(u);
+ r = unit_patch_contexts(u);
+ if (r < 0)
+ return r;
+
+ r = unit_add_default_slice(u, &s->cgroup_context);
if (r < 0)
return r;
diff --git a/src/core/service.c b/src/core/service.c
index fe7ddd1841..78a2e06fff 100644
--- a/src/core/service.c
+++ b/src/core/service.c
@@ -143,12 +143,6 @@ static void service_init(Unit *u) {
s->socket_fd = -1;
s->guess_main_pid = true;
- exec_context_init(&s->exec_context);
- kill_context_init(&s->kill_context);
- cgroup_context_init(&s->cgroup_context);
-
- unit_cgroup_context_init_defaults(u, &s->cgroup_context);
-
RATELIMIT_INIT(s->start_limit, u->manager->default_start_limit_interval, u->manager->default_start_limit_burst);
s->control_command_id = _SERVICE_EXEC_COMMAND_INVALID;
@@ -301,8 +295,6 @@ static void service_done(Unit *u) {
free(s->status_text);
s->status_text = NULL;
- cgroup_context_done(&s->cgroup_context);
- exec_context_done(&s->exec_context);
s->exec_runtime = exec_runtime_unref(s->exec_runtime);
exec_command_free_array(s->exec_command, _SERVICE_EXEC_COMMAND_MAX);
s->control_command = NULL;
@@ -1202,11 +1194,15 @@ static int service_load(Unit *u) {
service_fix_output(s);
+ r = unit_patch_contexts(u);
+ if (r < 0)
+ return r;
+
r = unit_add_exec_dependencies(u, &s->exec_context);
if (r < 0)
return r;
- r = unit_add_default_slice(u);
+ r = unit_add_default_slice(u, &s->cgroup_context);
if (r < 0)
return r;
@@ -1216,27 +1212,23 @@ static int service_load(Unit *u) {
return r;
#endif
- if (s->bus_name) {
- r = unit_watch_bus_name(u, s->bus_name);
- if (r < 0)
- return r;
- }
-
if (s->type == SERVICE_NOTIFY && s->notify_access == NOTIFY_NONE)
s->notify_access = NOTIFY_MAIN;
if (s->watchdog_usec > 0 && s->notify_access == NOTIFY_NONE)
s->notify_access = NOTIFY_MAIN;
- if (UNIT(s)->default_dependencies) {
- r = service_add_default_dependencies(s);
+ if (s->bus_name) {
+ r = unit_watch_bus_name(u, s->bus_name);
if (r < 0)
return r;
}
- r = unit_exec_context_patch_defaults(u, &s->exec_context);
- if (r < 0)
- return r;
+ if (u->default_dependencies) {
+ r = service_add_default_dependencies(s);
+ if (r < 0)
+ return r;
+ }
}
return service_verify(s);
diff --git a/src/core/slice.c b/src/core/slice.c
index ae9a54ba69..057feefa0f 100644
--- a/src/core/slice.c
+++ b/src/core/slice.c
@@ -36,24 +36,6 @@ static const UnitActiveState state_translation_table[_SLICE_STATE_MAX] = {
[SLICE_ACTIVE] = UNIT_ACTIVE
};
-static void slice_init(Unit *u) {
- Slice *s = SLICE(u);
-
- assert(u);
- assert(u->load_state == UNIT_STUB);
-
- cgroup_context_init(&s->cgroup_context);
- unit_cgroup_context_init_defaults(u, &s->cgroup_context);
-}
-
-static void slice_done(Unit *u) {
- Slice *s = SLICE(u);
-
- assert(u);
-
- cgroup_context_done(&s->cgroup_context);
-}
-
static void slice_set_state(Slice *t, SliceState state) {
SliceState old_state;
assert(t);
@@ -153,6 +135,10 @@ static int slice_load(Unit *u) {
/* This is a new unit? Then let's add in some extras */
if (u->load_state == UNIT_LOADED) {
+ r = unit_patch_contexts(u);
+ if (r < 0)
+ return r;
+
r = slice_add_parent_slice(s);
if (r < 0)
return r;
@@ -287,9 +273,7 @@ const UnitVTable slice_vtable = {
.no_alias = true,
.no_instances = true,
- .init = slice_init,
.load = slice_load,
- .done = slice_done,
.coldplug = slice_coldplug,
diff --git a/src/core/socket.c b/src/core/socket.c
index b2a3e954cb..3708a86f4d 100644
--- a/src/core/socket.c
+++ b/src/core/socket.c
@@ -90,13 +90,8 @@ static void socket_init(Unit *u) {
s->ip_ttl = -1;
s->mark = -1;
- exec_context_init(&s->exec_context);
s->exec_context.std_output = u->manager->default_std_output;
s->exec_context.std_error = u->manager->default_std_error;
- kill_context_init(&s->kill_context);
- cgroup_context_init(&s->cgroup_context);
-
- unit_cgroup_context_init_defaults(u, &s->cgroup_context);
s->control_command_id = _SOCKET_EXEC_COMMAND_INVALID;
}
@@ -134,8 +129,6 @@ static void socket_done(Unit *u) {
socket_free_ports(s);
- cgroup_context_done(&s->cgroup_context);
- exec_context_done(&s->exec_context);
s->exec_runtime = exec_runtime_unref(s->exec_runtime);
exec_command_free_array(s->exec_command, _SOCKET_EXEC_COMMAND_MAX);
s->control_command = NULL;
@@ -336,7 +329,7 @@ static int socket_add_extras(Socket *s) {
if (r < 0)
return r;
- r = unit_exec_context_patch_defaults(u, &s->exec_context);
+ r = unit_patch_contexts(u);
if (r < 0)
return r;
@@ -345,7 +338,7 @@ static int socket_add_extras(Socket *s) {
if (r < 0)
return r;
- r = unit_add_default_slice(u);
+ r = unit_add_default_slice(u, &s->cgroup_context);
if (r < 0)
return r;
}
diff --git a/src/core/swap.c b/src/core/swap.c
index 7004ede70e..7da742e873 100644
--- a/src/core/swap.c
+++ b/src/core/swap.c
@@ -118,13 +118,8 @@ static void swap_init(Unit *u) {
s->timeout_usec = u->manager->default_timeout_start_usec;
- exec_context_init(&s->exec_context);
s->exec_context.std_output = u->manager->default_std_output;
s->exec_context.std_error = u->manager->default_std_error;
- kill_context_init(&s->kill_context);
- cgroup_context_init(&s->cgroup_context);
-
- unit_cgroup_context_init_defaults(u, &s->cgroup_context);
s->parameters_proc_swaps.priority = s->parameters_fragment.priority = -1;
@@ -157,8 +152,6 @@ static void swap_done(Unit *u) {
free(s->parameters_fragment.what);
s->parameters_fragment.what = NULL;
- cgroup_context_done(&s->cgroup_context);
- exec_context_done(&s->exec_context);
s->exec_runtime = exec_runtime_unref(s->exec_runtime);
exec_command_done_array(s->exec_command, _SWAP_EXEC_COMMAND_MAX);
s->control_command = NULL;
@@ -305,9 +298,6 @@ static int swap_load(Unit *u) {
return r;
if (u->load_state == UNIT_LOADED) {
- r = unit_add_exec_dependencies(u, &s->exec_context);
- if (r < 0)
- return r;
if (UNIT(s)->fragment_path)
s->from_fragment = true;
@@ -344,7 +334,15 @@ static int swap_load(Unit *u) {
if (r < 0)
return r;
- r = unit_add_default_slice(u);
+ r = unit_patch_contexts(u);
+ if (r < 0)
+ return r;
+
+ r = unit_add_exec_dependencies(u, &s->exec_context);
+ if (r < 0)
+ return r;
+
+ r = unit_add_default_slice(u, &s->cgroup_context);
if (r < 0)
return r;
@@ -353,10 +351,6 @@ static int swap_load(Unit *u) {
if (r < 0)
return r;
}
-
- r = unit_exec_context_patch_defaults(u, &s->exec_context);
- if (r < 0)
- return r;
}
return swap_verify(s);
diff --git a/src/core/unit.c b/src/core/unit.c
index 4c1754f37f..153b79b3af 100644
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -101,104 +101,122 @@ bool unit_has_name(Unit *u, const char *name) {
return !!set_get(u->names, (char*) name);
}
+static void unit_init(Unit *u) {
+ CGroupContext *cc;
+ ExecContext *ec;
+ KillContext *kc;
+
+ assert(u);
+ assert(u->manager);
+ assert(u->type >= 0);
+
+ cc = unit_get_cgroup_context(u);
+ if (cc) {
+ cgroup_context_init(cc);
+
+ /* Copy in the manager defaults into the cgroup
+ * context, _before_ the rest of the settings have
+ * been initialized */
+
+ cc->cpu_accounting = u->manager->default_cpu_accounting;
+ cc->blockio_accounting = u->manager->default_blockio_accounting;
+ cc->memory_accounting = u->manager->default_memory_accounting;
+ }
+
+ ec = unit_get_exec_context(u);
+ if (ec)
+ exec_context_init(ec);
+
+ kc = unit_get_kill_context(u);
+ if (kc)
+ kill_context_init(kc);
+
+ if (UNIT_VTABLE(u)->init)
+ UNIT_VTABLE(u)->init(u);
+}
+
int unit_add_name(Unit *u, const char *text) {
+ _cleanup_free_ char *s = NULL, *i = NULL;
UnitType t;
- char *s, *i = NULL;
int r;
assert(u);
assert(text);
if (unit_name_is_template(text)) {
+
if (!u->instance)
return -EINVAL;
s = unit_name_replace_instance(text, u->instance);
} else
s = strdup(text);
-
if (!s)
return -ENOMEM;
- if (!unit_name_is_valid(s, TEMPLATE_INVALID)) {
- r = -EINVAL;
- goto fail;
- }
+ if (!unit_name_is_valid(s, TEMPLATE_INVALID))
+ return -EINVAL;
assert_se((t = unit_name_to_type(s)) >= 0);
- if (u->type != _UNIT_TYPE_INVALID && t != u->type) {
- r = -EINVAL;
- goto fail;
- }
+ if (u->type != _UNIT_TYPE_INVALID && t != u->type)
+ return -EINVAL;
r = unit_name_to_instance(s, &i);
if (r < 0)
- goto fail;
+ return r;
- if (i && unit_vtable[t]->no_instances) {
- r = -EINVAL;
- goto fail;
- }
+ if (i && unit_vtable[t]->no_instances)
+ return -EINVAL;
/* Ensure that this unit is either instanced or not instanced,
* but not both. */
- if (u->type != _UNIT_TYPE_INVALID && !u->instance != !i) {
- r = -EINVAL;
- goto fail;
- }
+ if (u->type != _UNIT_TYPE_INVALID && !u->instance != !i)
+ return -EINVAL;
if (unit_vtable[t]->no_alias &&
!set_isempty(u->names) &&
- !set_get(u->names, s)) {
- r = -EEXIST;
- goto fail;
- }
+ !set_get(u->names, s))
+ return -EEXIST;
- if (hashmap_size(u->manager->units) >= MANAGER_MAX_NAMES) {
- r = -E2BIG;
- goto fail;
- }
+ if (hashmap_size(u->manager->units) >= MANAGER_MAX_NAMES)
+ return -E2BIG;
r = set_put(u->names, s);
if (r < 0) {
if (r == -EEXIST)
- r = 0;
- goto fail;
+ return 0;
+
+ return r;
}
r = hashmap_put(u->manager->units, s, u);
if (r < 0) {
set_remove(u->names, s);
- goto fail;
+ return r;
}
if (u->type == _UNIT_TYPE_INVALID) {
-
u->type = t;
u->id = s;
u->instance = i;
LIST_PREPEND(units_by_type, u->manager->units_by_type[t], u);
- if (UNIT_VTABLE(u)->init)
- UNIT_VTABLE(u)->init(u);
- } else
- free(i);
+ unit_init(u);
- unit_add_to_dbus_queue(u);
- return 0;
+ i = NULL;
+ }
-fail:
- free(s);
- free(i);
+ s = NULL;
- return r;
+ unit_add_to_dbus_queue(u);
+ return 0;
}
int unit_choose_id(Unit *u, const char *name) {
- char *s, *i;
_cleanup_free_ char *t = NULL;
+ char *s, *i;
int r;
assert(u);
@@ -218,7 +236,6 @@ int unit_choose_id(Unit *u, const char *name) {
/* Selects one of the names of this unit as the id */
s = set_get(u->names, (char*) name);
-
if (!s)
return -ENOENT;
@@ -410,6 +427,27 @@ static void unit_free_requires_mounts_for(Unit *u) {
u->requires_mounts_for = NULL;
}
+static void unit_done(Unit *u) {
+ ExecContext *ec;
+ CGroupContext *cc;
+
+ assert(u);
+
+ if (u->type < 0)
+ return;
+
+ if (UNIT_VTABLE(u)->done)
+ UNIT_VTABLE(u)->done(u);
+
+ ec = unit_get_exec_context(u);
+ if (ec)
+ exec_context_done(ec);
+
+ cc = unit_get_cgroup_context(u);
+ if (cc)
+ cgroup_context_done(cc);
+}
+
void unit_free(Unit *u) {
UnitDependency d;
Iterator i;
@@ -422,9 +460,7 @@ void unit_free(Unit *u) {
bus_unit_send_removed_signal(u);
- if (u->load_state != UNIT_STUB)
- if (UNIT_VTABLE(u)->done)
- UNIT_VTABLE(u)->done(u);
+ unit_done(u);
unit_free_requires_mounts_for(u);
@@ -2148,20 +2184,18 @@ char *unit_default_cgroup_path(Unit *u) {
return strjoin(u->manager->cgroup_root, "/", escaped, NULL);
}
-int unit_add_default_slice(Unit *u) {
+int unit_add_default_slice(Unit *u, CGroupContext *c) {
_cleanup_free_ char *b = NULL;
const char *slice_name;
Unit *slice;
int r;
assert(u);
+ assert(c);
if (UNIT_ISSET(u->slice))
return 0;
- if (!unit_get_cgroup_context(u))
- return 0;
-
if (u->instance) {
_cleanup_free_ char *prefix = NULL, *escaped = NULL;
@@ -2793,56 +2827,56 @@ void unit_ref_unset(UnitRef *ref) {
ref->unit = NULL;
}
-int unit_cgroup_context_init_defaults(Unit *u, CGroupContext *c) {
- assert(u);
- assert(c);
-
- /* Copy in the manager defaults into the cgroup context,
- * _before_ the rest of the settings have been initialized */
-
- c->cpu_accounting = u->manager->default_cpu_accounting;
- c->blockio_accounting = u->manager->default_blockio_accounting;
- c->memory_accounting = u->manager->default_memory_accounting;
-
- return 0;
-}
-
-int unit_exec_context_patch_defaults(Unit *u, ExecContext *c) {
+int unit_patch_contexts(Unit *u) {
+ CGroupContext *cc;
+ ExecContext *ec;
unsigned i;
int r;
assert(u);
- assert(c);
- /* Patch in the manager defaults into the exec context,
- * _after_ the rest of the settings have been initialized */
+ /* Patch in the manager defaults into the exec and cgroup
+ * contexts, _after_ the rest of the settings have been
+ * initialized */
- /* This only copies in the ones that need memory */
- for (i = 0; i < _RLIMIT_MAX; i++)
- if (u->manager->rlimit[i] && !c->rlimit[i]) {
- c->rlimit[i] = newdup(struct rlimit, u->manager->rlimit[i], 1);
- if (!c->rlimit[i])
- return -ENOMEM;
+ ec = unit_get_exec_context(u);
+ if (ec) {
+ /* This only copies in the ones that need memory */
+ for (i = 0; i < _RLIMIT_MAX; i++)
+ if (u->manager->rlimit[i] && !ec->rlimit[i]) {
+ ec->rlimit[i] = newdup(struct rlimit, u->manager->rlimit[i], 1);
+ if (!ec->rlimit[i])
+ return -ENOMEM;
+ }
+
+ if (u->manager->running_as == SYSTEMD_USER &&
+ !ec->working_directory) {
+
+ r = get_home_dir(&ec->working_directory);
+ if (r < 0)
+ return r;
}
- if (u->manager->running_as == SYSTEMD_USER &&
- !c->working_directory) {
+ if (u->manager->running_as == SYSTEMD_USER &&
+ (ec->syscall_whitelist ||
+ !set_isempty(ec->syscall_filter) ||
+ !set_isempty(ec->syscall_archs) ||
+ ec->address_families_whitelist ||
+ !set_isempty(ec->address_families)))
+ ec->no_new_privileges = true;
- r = get_home_dir(&c->working_directory);
- if (r < 0)
- return r;
+ if (ec->private_devices)
+ ec->capability_bounding_set_drop |= (uint64_t) 1ULL << (uint64_t) CAP_MKNOD;
}
- if (u->manager->running_as == SYSTEMD_USER &&
- (c->syscall_whitelist ||
- !set_isempty(c->syscall_filter) ||
- !set_isempty(c->syscall_archs) ||
- c->address_families_whitelist ||
- !set_isempty(c->address_families)))
- c->no_new_privileges = true;
+ cc = unit_get_cgroup_context(u);
+ if (cc) {
- if (c->private_devices)
- c->capability_bounding_set_drop |= (uint64_t) 1ULL << (uint64_t) CAP_MKNOD;
+ if (ec &&
+ ec->private_devices &&
+ cc->device_policy == CGROUP_AUTO)
+ cc->device_policy = CGROUP_CLOSED;
+ }
return 0;
}
@@ -2851,6 +2885,9 @@ ExecContext *unit_get_exec_context(Unit *u) {
size_t offset;
assert(u);
+ if (u->type < 0)
+ return NULL;
+
offset = UNIT_VTABLE(u)->exec_context_offset;
if (offset <= 0)
return NULL;
@@ -2862,6 +2899,9 @@ KillContext *unit_get_kill_context(Unit *u) {
size_t offset;
assert(u);
+ if (u->type < 0)
+ return NULL;
+
offset = UNIT_VTABLE(u)->kill_context_offset;
if (offset <= 0)
return NULL;
@@ -2872,6 +2912,9 @@ KillContext *unit_get_kill_context(Unit *u) {
CGroupContext *unit_get_cgroup_context(Unit *u) {
size_t offset;
+ if (u->type < 0)
+ return NULL;
+
offset = UNIT_VTABLE(u)->cgroup_context_offset;
if (offset <= 0)
return NULL;
@@ -2882,6 +2925,9 @@ CGroupContext *unit_get_cgroup_context(Unit *u) {
ExecRuntime *unit_get_exec_runtime(Unit *u) {
size_t offset;
+ if (u->type < 0)
+ return NULL;
+
offset = UNIT_VTABLE(u)->exec_runtime_offset;
if (offset <= 0)
return NULL;
diff --git a/src/core/unit.h b/src/core/unit.h
index 34afe93e65..3e61067f84 100644
--- a/src/core/unit.h
+++ b/src/core/unit.h
@@ -519,7 +519,7 @@ int unit_load_fragment_and_dropin(Unit *u);
int unit_load_fragment_and_dropin_optional(Unit *u);
int unit_load(Unit *unit);
-int unit_add_default_slice(Unit *u);
+int unit_add_default_slice(Unit *u, CGroupContext *c);
const char *unit_description(Unit *u) _pure_;
@@ -602,12 +602,12 @@ void unit_ref_unset(UnitRef *ref);
#define UNIT_DEREF(ref) ((ref).unit)
#define UNIT_ISSET(ref) (!!(ref).unit)
-int unit_exec_context_patch_defaults(Unit *u, ExecContext *c);
-int unit_cgroup_context_init_defaults(Unit *u, CGroupContext *c);
+int unit_patch_contexts(Unit *u);
ExecContext *unit_get_exec_context(Unit *u) _pure_;
KillContext *unit_get_kill_context(Unit *u) _pure_;
CGroupContext *unit_get_cgroup_context(Unit *u) _pure_;
+
ExecRuntime *unit_get_exec_runtime(Unit *u) _pure_;
int unit_setup_exec_runtime(Unit *u);