m->exec_context.std_error = u->manager->default_std_error;
}
+ kill_context_init(&m->kill_context);
+
/* We need to make sure that /bin/mount is always called in
* the same process group as us, so that the autofs kernel
* side doesn't send us another mount request while we are
if (!p->what)
return 0;
- if (!mount_is_bind(p) &&
- !path_equal(m->where, "/")) {
- r = unit_add_node_link(UNIT(m), p->what, false);
- if (r < 0)
- return r;
- }
+ if (mount_is_bind(p))
+ return 0;
+
+ if (!is_device_path(p->what))
+ return 0;
+
+ if (path_equal(m->where, "/"))
+ return 0;
+
+ r = unit_add_node_link(UNIT(m), p->what, false);
+ if (r < 0)
+ return r;
if (p->passno > 0 &&
- !mount_is_bind(p) &&
- !path_equal(m->where, "/") &&
- UNIT(m)->manager->running_as == MANAGER_SYSTEM) {
+ UNIT(m)->manager->running_as == SYSTEMD_SYSTEM) {
char *name;
Unit *fsck;
/* Let's add in the fsck service */
/* aka SPECIAL_FSCK_SERVICE */
- name = unit_name_from_path_instance("fsck", p->what, ".service");
+ name = unit_name_from_path_instance("systemd-fsck", p->what, ".service");
if (!name)
return -ENOMEM;
assert(m);
- if (UNIT(m)->manager->running_as != MANAGER_SYSTEM)
+ if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM)
return 0;
p = get_mount_parameters_fragment(m);
assert(m);
- if (UNIT(m)->manager->running_as != MANAGER_SYSTEM)
+ if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM)
return 0;
p = get_mount_parameters_fragment(m);
return -EBADMSG;
}
- if (m->exec_context.pam_name && m->exec_context.kill_mode != KILL_CONTROL_GROUP) {
+ if (m->exec_context.pam_name && m->kill_context.kill_mode != KILL_CONTROL_GROUP) {
log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(m)->id);
return -EINVAL;
}
return 0;
}
-static int mount_load(Unit *u) {
- Mount *m = MOUNT(u);
+static int mount_add_extras(Mount *m) {
+ Unit *u = UNIT(m);
int r;
- assert(u);
- assert(u->load_state == UNIT_STUB);
+ if (UNIT(m)->fragment_path)
+ m->from_fragment = true;
- if ((r = unit_load_fragment_and_dropin_optional(u)) < 0)
+ if (!m->where) {
+ m->where = unit_name_to_path(u->id);
+ if (!m->where)
+ return -ENOMEM;
+ }
+
+ path_kill_slashes(m->where);
+
+ r = unit_add_exec_dependencies(u, &m->exec_context);
+ if (r < 0)
return r;
- /* This is a new unit? Then let's add in some extras */
- if (u->load_state == UNIT_LOADED) {
- if ((r = unit_add_exec_dependencies(u, &m->exec_context)) < 0)
+ if (!UNIT(m)->description) {
+ r = unit_set_description(u, m->where);
+ if (r < 0)
return r;
+ }
- if (UNIT(m)->fragment_path)
- m->from_fragment = true;
-
- if (!m->where)
- if (!(m->where = unit_name_to_path(u->id)))
- return -ENOMEM;
+ r = mount_add_device_links(m);
+ if (r < 0)
+ return r;
- path_kill_slashes(m->where);
+ r = mount_add_mount_links(m);
+ if (r < 0)
+ return r;
- if (!UNIT(m)->description)
- if ((r = unit_set_description(u, m->where)) < 0)
- return r;
+ r = mount_add_socket_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_device_links(m)) < 0)
- return r;
+ r = mount_add_swap_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_mount_links(m)) < 0)
- return r;
+ r = mount_add_path_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_socket_links(m)) < 0)
- return r;
+ r = mount_add_requires_mounts_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_swap_links(m)) < 0)
- return r;
+ r = mount_add_automount_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_path_links(m)) < 0)
- return r;
+ r = mount_add_quota_links(m);
+ if (r < 0)
+ return r;
- r = mount_add_requires_mounts_links(m);
+ if (UNIT(m)->default_dependencies) {
+ r = mount_add_default_dependencies(m);
if (r < 0)
return r;
+ }
- if ((r = mount_add_automount_links(m)) < 0)
- return r;
+ r = unit_add_default_cgroups(u);
+ if (r < 0)
+ return r;
- r = mount_add_quota_links(m);
- if (r < 0)
- return r;
+ r = mount_fix_timeouts(m);
+ if (r < 0)
+ return r;
- if (UNIT(m)->default_dependencies)
- if ((r = mount_add_default_dependencies(m)) < 0)
- return r;
+ return 0;
+}
+
+static int mount_load(Unit *u) {
+ Mount *m = MOUNT(u);
+ int r;
- if ((r = unit_add_default_cgroups(u)) < 0)
+ assert(u);
+ assert(u->load_state == UNIT_STUB);
+
+ if (m->from_proc_self_mountinfo)
+ r = unit_load_fragment_and_dropin_optional(u);
+ else
+ r = unit_load_fragment_and_dropin(u);
+
+ if (r < 0)
+ return r;
+
+ /* This is a new unit? Then let's add in some extras */
+ if (u->load_state == UNIT_LOADED) {
+ r = mount_add_extras(m);
+ if (r < 0)
return r;
- mount_fix_timeouts(m);
+ r = unit_exec_context_defaults(u, &m->exec_context);
+ if (r < 0)
+ return r;
}
return mount_verify(m);
state == MOUNT_REMOUNTING_SIGKILL ||
state == MOUNT_UNMOUNTING_SIGTERM ||
state == MOUNT_UNMOUNTING_SIGKILL ||
- state == MOUNT_FAILED)
- mount_notify_automount(m, -ENODEV);
+ state == MOUNT_FAILED) {
+ if (state != old_state)
+ mount_notify_automount(m, -ENODEV);
+ }
if (state != old_state)
log_debug("%s changed %s -> %s",
prefix, (unsigned long) m->control_pid);
exec_context_dump(&m->exec_context, f, prefix);
+ kill_context_dump(&m->kill_context, f, prefix);
}
static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) {
UNIT(m)->cgroup_bondings,
UNIT(m)->cgroup_attributes,
NULL,
+ UNIT(m)->id,
NULL,
&pid)) < 0)
goto fail;
if (f != MOUNT_SUCCESS)
m->result = f;
- if (m->exec_context.kill_mode != KILL_NONE) {
+ if (m->kill_context.kill_mode != KILL_NONE) {
int sig = (state == MOUNT_MOUNTING_SIGTERM ||
state == MOUNT_UNMOUNTING_SIGTERM ||
- state == MOUNT_REMOUNTING_SIGTERM) ? m->exec_context.kill_signal : SIGKILL;
+ state == MOUNT_REMOUNTING_SIGTERM) ? m->kill_context.kill_signal : SIGKILL;
if (m->control_pid > 0) {
if (kill_and_sigcont(m->control_pid, sig) < 0 && errno != ESRCH)
wait_for_exit = true;
}
- if (m->exec_context.kill_mode == KILL_CONTROL_GROUP) {
+ if (m->kill_context.kill_mode == KILL_CONTROL_GROUP) {
if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) {
r = -ENOMEM;
mkdir_p_label(m->where, m->directory_mode);
+ if (dir_is_empty(m->where) <= 0)
+ log_notice("%s: Directory %s to mount over is not empty, mounting anyway. (To see the over-mounted files, please manually mount the underlying file system to a secondary location.)", m->meta.id, m->where);
+
/* Create the source directory for bind-mounts if needed */
p = get_mount_parameters_fragment(m);
if (p && mount_is_bind(p))
mount_unwatch_control_pid(m);
- if ((r = mount_spawn(m, m->control_command, &m->control_pid)) < 0)
+ r = mount_spawn(m, m->control_command, &m->control_pid);
+ if (r < 0)
goto fail;
mount_set_state(m, MOUNT_MOUNTING);
m->control_pid = 0;
- if (is_clean_exit(code, status))
+ if (is_clean_exit(code, status, NULL))
f = MOUNT_SUCCESS;
else if (code == CLD_EXITED)
f = MOUNT_FAILURE_EXIT_CODE;
break;
case MOUNT_MOUNTING_SIGTERM:
- if (m->exec_context.send_sigkill) {
+ if (m->kill_context.send_sigkill) {
log_warning("%s mounting timed out. Killing.", u->id);
mount_enter_signal(m, MOUNT_MOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
} else {
break;
case MOUNT_REMOUNTING_SIGTERM:
- if (m->exec_context.send_sigkill) {
+ if (m->kill_context.send_sigkill) {
log_warning("%s remounting timed out. Killing.", u->id);
mount_enter_signal(m, MOUNT_REMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
} else {
break;
case MOUNT_UNMOUNTING_SIGTERM:
- if (m->exec_context.send_sigkill) {
+ if (m->kill_context.send_sigkill) {
log_warning("%s unmounting timed out. Killing.", u->id);
mount_enter_signal(m, MOUNT_UNMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
} else {
bool delete;
char *e, *w = NULL, *o = NULL, *f = NULL;
MountParameters *p;
+ bool load_extras = false;
assert(m);
assert(what);
} else {
delete = false;
free(e);
+
+ if (!MOUNT(u)->where) {
+ MOUNT(u)->where = strdup(where);
+ if (!MOUNT(u)->where) {
+ r = -ENOMEM;
+ goto fail;
+ }
+ }
+
+ if (u->load_state == UNIT_ERROR) {
+ u->load_state = UNIT_LOADED;
+ u->load_error = 0;
+
+ /* Load in the extras later on, after we
+ * finished initialization of the unit */
+ load_extras = true;
+ }
}
if (!(w = strdup(what)) ||
p->passno = passno;
+ if (load_extras) {
+ r = mount_add_extras(MOUNT(u));
+ if (r < 0)
+ goto fail;
+ }
+
unit_add_to_dbus_queue(u);
return 0;
goto clean_up;
}
- o = join(options, ",", options2, NULL);
+ o = strjoin(options, ",", options2, NULL);
if (!o) {
r = -ENOMEM;
goto finish;
m->reload_result = MOUNT_SUCCESS;
}
-static int mount_kill(Unit *u, KillWho who, KillMode mode, int signo, DBusError *error) {
+static int mount_kill(Unit *u, KillWho who, int signo, DBusError *error) {
Mount *m = MOUNT(u);
int r = 0;
Set *pid_set = NULL;
if (kill(m->control_pid, signo) < 0)
r = -errno;
- if (who == KILL_ALL && mode == KILL_CONTROL_GROUP) {
+ if (who == KILL_ALL) {
int q;
- if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func)))
+ pid_set = set_new(trivial_hash_func, trivial_compare_func);
+ if (!pid_set)
return -ENOMEM;
/* Exclude the control pid from being killed via the cgroup */
- if (m->control_pid > 0)
- if ((q = set_put(pid_set, LONG_TO_PTR(m->control_pid))) < 0) {
+ if (m->control_pid > 0) {
+ q = set_put(pid_set, LONG_TO_PTR(m->control_pid));
+ if (q < 0) {
r = q;
goto finish;
}
+ }
q = cgroup_bonding_kill_list(UNIT(m)->cgroup_bondings, signo, false, false, pid_set, NULL);
- if (q < 0)
- if (q != -EAGAIN && q != -ESRCH && q != -ENOENT)
- r = q;
+ if (q < 0 && q != -EAGAIN && q != -ESRCH && q != -ENOENT)
+ r = q;
}
finish:
DEFINE_STRING_TABLE_LOOKUP(mount_result, MountResult);
const UnitVTable mount_vtable = {
- .suffix = ".mount",
.object_size = sizeof(Mount),
+ .exec_context_offset = offsetof(Mount, exec_context),
+
.sections =
"Unit\0"
"Mount\0"