#include "load-fragment.h"
#include "load-dropin.h"
#include "log.h"
+#include "sd-messages.h"
#include "strv.h"
#include "mkdir.h"
+#include "path-util.h"
#include "mount-setup.h"
#include "unit-name.h"
#include "dbus-mount.h"
exec_context_init(&m->exec_context);
- /* The stdio/kmsg bridge socket is on /, in order to avoid a
- * dep loop, don't use kmsg logging for -.mount */
- if (!unit_has_name(u, "-.mount")) {
+ if (unit_has_name(u, "-.mount")) {
+ /* Don't allow start/stop for root directory */
+ UNIT(m)->refuse_manual_start = true;
+ UNIT(m)->refuse_manual_stop = true;
+ } else {
+ /* The stdio/kmsg bridge socket is on /, in order to avoid a
+ * dep loop, don't use kmsg logging for -.mount */
m->exec_context.std_output = u->manager->default_std_output;
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
free(m->where);
m->where = NULL;
- mount_parameters_done(&m->parameters_etc_fstab);
mount_parameters_done(&m->parameters_proc_self_mountinfo);
mount_parameters_done(&m->parameters_fragment);
unit_unwatch_timer(u, &m->timer_watch);
}
-static MountParameters* get_mount_parameters_configured(Mount *m) {
+static MountParameters* get_mount_parameters_fragment(Mount *m) {
assert(m);
if (m->from_fragment)
return &m->parameters_fragment;
- else if (m->from_etc_fstab)
- return &m->parameters_etc_fstab;
return NULL;
}
if (m->from_proc_self_mountinfo)
return &m->parameters_proc_self_mountinfo;
- return get_mount_parameters_configured(m);
+ return get_mount_parameters_fragment(m);
}
static int mount_add_mount_links(Mount *m) {
assert(m);
- pm = get_mount_parameters_configured(m);
+ pm = get_mount_parameters_fragment(m);
/* Adds in links to other mount points that might lie below or
* above us in the hierarchy */
if (UNIT(n)->load_state != UNIT_LOADED)
continue;
- pn = get_mount_parameters_configured(n);
+ pn = get_mount_parameters_fragment(n);
if (path_startswith(m->where, n->where)) {
assert(m);
- LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_SWAP])
- if ((r = swap_add_one_mount_link(SWAP(other), m)) < 0)
+ LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_SWAP]) {
+ r = swap_add_one_mount_link(SWAP(other), m);
+ if (r < 0)
return r;
+ }
return 0;
}
assert(m);
- LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_PATH])
- if ((r = path_add_one_mount_link(PATH(other), m)) < 0)
+ LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_PATH]) {
+ r = path_add_one_mount_link(PATH(other), m);
+ if (r < 0)
return r;
+ }
return 0;
}
assert(m);
- LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_AUTOMOUNT])
- if ((r = automount_add_one_mount_link(AUTOMOUNT(other), m)) < 0)
+ LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_AUTOMOUNT]) {
+ r = automount_add_one_mount_link(AUTOMOUNT(other), m);
+ if (r < 0)
return r;
+ }
return 0;
}
assert(m);
- LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_SOCKET])
- if ((r = socket_add_one_mount_link(SOCKET(other), m)) < 0)
+ LIST_FOREACH(units_by_type, other, UNIT(m)->manager->units_by_type[UNIT_SOCKET]) {
+ r = socket_add_one_mount_link(SOCKET(other), m);
+ if (r < 0)
+ return r;
+ }
+
+ return 0;
+}
+
+static int mount_add_requires_mounts_links(Mount *m) {
+ Unit *other;
+ int r;
+
+ assert(m);
+
+ LIST_FOREACH(has_requires_mounts_for, other, UNIT(m)->manager->has_requires_mounts_for) {
+ r = unit_add_one_mount_link(other, m);
+ if (r < 0)
return r;
+ }
return 0;
}
if (p->fstype && streq(p->fstype, "bind"))
return true;
+ if (mount_test_option(p->options, "rbind"))
+ return true;
+
+ if (p->fstype && streq(p->fstype, "rbind"))
+ return true;
+
return false;
}
mount_test_option(p->options, "grpjquota");
}
-static int mount_add_fstab_links(Mount *m) {
- const char *target, *after, *tu_wants = NULL;
+static int mount_add_device_links(Mount *m) {
MountParameters *p;
- Unit *tu;
int r;
- bool noauto, nofail, handle, automount;
assert(m);
- if (UNIT(m)->manager->running_as != MANAGER_SYSTEM)
+ p = get_mount_parameters_fragment(m);
+ if (!p)
return 0;
- if (!(p = get_mount_parameters_configured(m)))
+ if (!p->what)
return 0;
- if (p != &m->parameters_etc_fstab)
+ if (mount_is_bind(p))
return 0;
- noauto = !!mount_test_option(p->options, "noauto");
- nofail = !!mount_test_option(p->options, "nofail");
- automount =
- mount_test_option(p->options, "comment=systemd.automount") ||
- mount_test_option(p->options, "x-systemd-automount");
- handle =
- automount ||
- mount_test_option(p->options, "comment=systemd.mount") ||
- mount_test_option(p->options, "x-systemd-mount") ||
- UNIT(m)->manager->mount_auto;
-
- if (mount_is_network(p)) {
- target = SPECIAL_REMOTE_FS_TARGET;
- after = tu_wants = SPECIAL_REMOTE_FS_PRE_TARGET;
- } else {
- target = SPECIAL_LOCAL_FS_TARGET;
- after = SPECIAL_LOCAL_FS_PRE_TARGET;
- }
+ if (!is_device_path(p->what))
+ return 0;
+
+ if (path_equal(m->where, "/"))
+ return 0;
- r = manager_load_unit(UNIT(m)->manager, target, NULL, NULL, &tu);
+ r = unit_add_node_link(UNIT(m), p->what, false);
if (r < 0)
return r;
- if (tu_wants) {
- r = unit_add_dependency_by_name(tu, UNIT_WANTS, tu_wants, NULL, true);
- if (r < 0)
- return r;
- }
-
- if (after) {
- r = unit_add_dependency_by_name(UNIT(m), UNIT_AFTER, after, NULL, true);
- if (r < 0)
- return r;
- }
+ if (p->passno > 0 &&
+ UNIT(m)->manager->running_as == SYSTEMD_SYSTEM) {
+ char *name;
+ Unit *fsck;
+ /* Let's add in the fsck service */
- if (automount) {
- Unit *am;
+ /* aka SPECIAL_FSCK_SERVICE */
+ name = unit_name_from_path_instance("systemd-fsck", p->what, ".service");
+ if (!name)
+ return -ENOMEM;
- if ((r = unit_load_related_unit(UNIT(m), ".automount", &am)) < 0)
+ r = manager_load_unit_prepare(UNIT(m)->manager, name, NULL, NULL, &fsck);
+ if (r < 0) {
+ log_warning_unit(name,
+ "Failed to prepare unit %s: %s", name, strerror(-r));
+ free(name);
return r;
+ }
+ free(name);
- /* If auto is configured as well also pull in the
- * mount right-away, but don't rely on it. */
- if (!noauto) /* automount + auto */
- if ((r = unit_add_dependency(tu, UNIT_WANTS, UNIT(m), true)) < 0)
- return r;
-
- /* Install automount unit */
- if (!nofail) /* automount + fail */
- return unit_add_two_dependencies(tu, UNIT_AFTER, UNIT_REQUIRES, am, true);
- else /* automount + nofail */
- return unit_add_two_dependencies(tu, UNIT_AFTER, UNIT_WANTS, am, true);
-
- } else if (handle && !noauto) {
-
- /* Automatically add mount points that aren't natively
- * configured to local-fs.target */
+ SERVICE(fsck)->fsck_passno = p->passno;
- if (!nofail) /* auto + fail */
- return unit_add_two_dependencies(tu, UNIT_AFTER, UNIT_REQUIRES, UNIT(m), true);
- else /* auto + nofail */
- return unit_add_dependency(tu, UNIT_WANTS, UNIT(m), true);
+ r = unit_add_two_dependencies(UNIT(m), UNIT_AFTER, UNIT_REQUIRES, fsck, true);
+ if (r < 0)
+ return r;
}
return 0;
}
-static int mount_add_device_links(Mount *m) {
- MountParameters *p;
+static int mount_add_quota_links(Mount *m) {
int r;
+ MountParameters *p;
assert(m);
- if (!(p = get_mount_parameters_configured(m)))
+ if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM)
return 0;
- if (!p->what)
+ p = get_mount_parameters_fragment(m);
+ if (!p)
return 0;
- if (!mount_is_bind(p) &&
- !path_equal(m->where, "/") &&
- p == &m->parameters_etc_fstab) {
- bool nofail, noauto;
-
- noauto = !!mount_test_option(p->options, "noauto");
- nofail = !!mount_test_option(p->options, "nofail");
-
- if ((r = unit_add_node_link(UNIT(m), p->what,
- !noauto && nofail &&
- UNIT(m)->manager->running_as == MANAGER_SYSTEM)) < 0)
- return r;
- }
-
- if (p->passno > 0 &&
- !mount_is_bind(p) &&
- UNIT(m)->manager->running_as == MANAGER_SYSTEM &&
- !path_equal(m->where, "/")) {
- char *name;
- Unit *fsck;
- /* Let's add in the fsck service */
-
- /* aka SPECIAL_FSCK_SERVICE */
- if (!(name = unit_name_from_path_instance("fsck", p->what, ".service")))
- return -ENOMEM;
-
- if ((r = manager_load_unit_prepare(UNIT(m)->manager, name, NULL, NULL, &fsck)) < 0) {
- log_warning("Failed to prepare unit %s: %s", name, strerror(-r));
- free(name);
- return r;
- }
-
- free(name);
+ if (!needs_quota(p))
+ return 0;
- SERVICE(fsck)->fsck_passno = p->passno;
+ r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_WANTS, SPECIAL_QUOTACHECK_SERVICE, NULL, true);
+ if (r < 0)
+ return r;
- if ((r = unit_add_two_dependencies(UNIT(m), UNIT_AFTER, UNIT_REQUIRES, fsck, true)) < 0)
- return r;
- }
+ r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_WANTS, SPECIAL_QUOTAON_SERVICE, NULL, true);
+ if (r < 0)
+ return r;
return 0;
}
static int mount_add_default_dependencies(Mount *m) {
int r;
MountParameters *p;
+ const char *after;
assert(m);
- if (UNIT(m)->manager->running_as != MANAGER_SYSTEM)
+ if (UNIT(m)->manager->running_as != SYSTEMD_SYSTEM)
return 0;
- p = get_mount_parameters_configured(m);
- if (p && needs_quota(p)) {
- if ((r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_WANTS, SPECIAL_QUOTACHECK_SERVICE, NULL, true)) < 0 ||
- (r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_WANTS, SPECIAL_QUOTAON_SERVICE, NULL, true)) < 0)
- return r;
- }
+ p = get_mount_parameters(m);
- if (!path_equal(m->where, "/"))
- if ((r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true)) < 0)
- return r;
+ if (!p)
+ return 0;
+
+ if (path_equal(m->where, "/"))
+ return 0;
+
+ if (mount_is_network(p))
+ after = SPECIAL_REMOTE_FS_PRE_TARGET;
+ else
+ after = SPECIAL_LOCAL_FS_PRE_TARGET;
+
+ r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_WANTS, UNIT_AFTER, after, NULL, true);
+ if (r < 0)
+ return r;
+
+ r = unit_add_two_dependencies_by_name(UNIT(m), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_UMOUNT_TARGET, NULL, true);
+ if (r < 0)
+ return r;
return 0;
}
assert(m);
- if (!(p = get_mount_parameters_configured(m)))
+ p = get_mount_parameters_fragment(m);
+ if (!p)
return 0;
/* Allow configuration how long we wait for a device that
if ((timeout = mount_test_option(p->options, "comment=systemd.device-timeout")))
timeout += 31;
- else if ((timeout = mount_test_option(p->options, "x-systemd-device-timeout")))
+ else if ((timeout = mount_test_option(p->options, "x-systemd.device-timeout")))
timeout += 25;
else
return 0;
free(t);
if (r < 0) {
- log_warning("Failed to parse timeout for %s, ignoring: %s", m->where, timeout);
+ log_warning_unit(UNIT(m)->id,
+ "Failed to parse timeout for %s, ignoring: %s",
+ m->where, timeout);
return r;
}
if (UNIT(m)->load_state != UNIT_LOADED)
return 0;
- if (!m->from_etc_fstab && !m->from_fragment && !m->from_proc_self_mountinfo)
+ if (!m->from_fragment && !m->from_proc_self_mountinfo)
return -ENOENT;
if (!(e = unit_name_from_path(m->where, ".mount")))
free(e);
if (!b) {
- log_error("%s's Where setting doesn't match unit name. Refusing.", UNIT(m)->id);
+ log_error_unit(UNIT(m)->id,
+ "%s's Where setting doesn't match unit name. Refusing.",
+ UNIT(m)->id);
return -EINVAL;
}
if (mount_point_is_api(m->where) || mount_point_ignore(m->where)) {
- log_error("Cannot create mount unit for API file system %s. Refusing.", m->where);
+ log_error_unit(UNIT(m)->id,
+ "Cannot create mount unit for API file system %s. Refusing.",
+ m->where);
return -EINVAL;
}
if (UNIT(m)->fragment_path && !m->parameters_fragment.what) {
- log_error("%s's What setting is missing. Refusing.", UNIT(m)->id);
+ log_error_unit(UNIT(m)->id,
+ "%s's What setting is missing. Refusing.", UNIT(m)->id);
return -EBADMSG;
}
- if (m->exec_context.pam_name && m->exec_context.kill_mode != KILL_CONTROL_GROUP) {
- log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(m)->id);
+ if (m->exec_context.pam_name && m->kill_context.kill_mode != KILL_CONTROL_GROUP) {
+ log_error_unit(UNIT(m)->id,
+ "%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 (!m->where) {
+ m->where = unit_name_to_path(u->id);
+ if (!m->where)
+ return -ENOMEM;
+ }
- if ((r = unit_load_fragment_and_dropin_optional(u)) < 0)
+ 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;
- else if (m->from_etc_fstab)
- /* We always add several default dependencies to fstab mounts,
- * but we do not want the implicit complementing of Wants= with After=
- * in the target unit that this mount unit will be hooked into. */
- UNIT(m)->default_dependencies = false;
+ r = mount_add_device_links(m);
+ if (r < 0)
+ return r;
- if (!m->where)
- if (!(m->where = unit_name_to_path(u->id)))
- return -ENOMEM;
+ r = mount_add_mount_links(m);
+ if (r < 0)
+ return r;
- path_kill_slashes(m->where);
+ r = mount_add_socket_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_swap_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_device_links(m)) < 0)
- return r;
+ r = mount_add_path_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_mount_links(m)) < 0)
- return r;
+ r = mount_add_requires_mounts_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_socket_links(m)) < 0)
- return r;
+ r = mount_add_automount_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_swap_links(m)) < 0)
- return r;
+ r = mount_add_quota_links(m);
+ if (r < 0)
+ return r;
- if ((r = mount_add_path_links(m)) < 0)
+ 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;
- if ((r = mount_add_fstab_links(m)) < 0)
- return r;
+ r = mount_fix_timeouts(m);
+ if (r < 0)
+ return r;
- if (UNIT(m)->default_dependencies || m->from_etc_fstab)
- if ((r = mount_add_default_dependencies(m)) < 0)
- return r;
+ return 0;
+}
+
+static int mount_load(Unit *u) {
+ Mount *m = MOUNT(u);
+ int r;
+
+ 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 = unit_add_default_cgroups(u)) < 0)
+ 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",
- UNIT(m)->id,
- mount_state_to_string(old_state),
- mount_state_to_string(state));
+ log_debug_unit(UNIT(m)->id,
+ "%s changed %s -> %s",
+ UNIT(m)->id,
+ mount_state_to_string(old_state),
+ mount_state_to_string(state));
unit_notify(UNIT(m), state_translation_table[old_state], state_translation_table[state], m->reload_result == MOUNT_SUCCESS);
m->reload_result = MOUNT_SUCCESS;
if (m->control_pid <= 0)
return -EBADMSG;
- if ((r = unit_watch_pid(UNIT(m), m->control_pid)) < 0)
+ r = unit_watch_pid(UNIT(m), m->control_pid);
+ if (r < 0)
return r;
- if ((r = unit_watch_timer(UNIT(m), m->timeout_usec, &m->timer_watch)) < 0)
+ r = unit_watch_timer(UNIT(m), CLOCK_MONOTONIC, true, m->timeout_usec, &m->timer_watch);
+ if (r < 0)
return r;
}
"%sWhat: %s\n"
"%sFile System Type: %s\n"
"%sOptions: %s\n"
- "%sFrom /etc/fstab: %s\n"
"%sFrom /proc/self/mountinfo: %s\n"
"%sFrom fragment: %s\n"
"%sDirectoryMode: %04o\n",
prefix, strna(p->what),
prefix, strna(p->fstype),
prefix, strna(p->options),
- prefix, yes_no(m->from_etc_fstab),
prefix, yes_no(m->from_proc_self_mountinfo),
prefix, yes_no(m->from_fragment),
prefix, m->directory_mode);
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) {
assert(c);
assert(_pid);
- if ((r = unit_watch_timer(UNIT(m), m->timeout_usec, &m->timer_watch)) < 0)
+ r = unit_watch_timer(UNIT(m), CLOCK_MONOTONIC, true, m->timeout_usec, &m->timer_watch);
+ if (r < 0)
goto fail;
if ((r = exec_spawn(c,
UNIT(m)->manager->confirm_spawn,
UNIT(m)->cgroup_bondings,
UNIT(m)->cgroup_attributes,
+ NULL,
+ UNIT(m)->id,
+ NULL,
&pid)) < 0)
goto fail;
static void mount_enter_signal(Mount *m, MountState state, MountResult f) {
int r;
- Set *pid_set = NULL;
- bool wait_for_exit = false;
assert(m);
if (f != MOUNT_SUCCESS)
m->result = f;
- if (m->exec_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;
-
- if (m->control_pid > 0) {
- if (kill_and_sigcont(m->control_pid, sig) < 0 && errno != ESRCH)
-
- log_warning("Failed to kill control process %li: %m", (long) m->control_pid);
- else
- wait_for_exit = true;
- }
-
- if (m->exec_context.kill_mode == KILL_CONTROL_GROUP) {
-
- if (!(pid_set = set_new(trivial_hash_func, trivial_compare_func))) {
- r = -ENOMEM;
- goto fail;
- }
-
- /* Exclude the control pid from being killed via the cgroup */
- if (m->control_pid > 0)
- if ((r = set_put(pid_set, LONG_TO_PTR(m->control_pid))) < 0)
- goto fail;
-
- if ((r = cgroup_bonding_kill_list(UNIT(m)->cgroup_bondings, sig, true, pid_set)) < 0) {
- if (r != -EAGAIN && r != -ESRCH && r != -ENOENT)
- log_warning("Failed to kill control group: %s", strerror(-r));
- } else if (r > 0)
- wait_for_exit = true;
-
- set_free(pid_set);
- pid_set = NULL;
- }
- }
+ r = unit_kill_context(
+ UNIT(m),
+ &m->kill_context,
+ state != MOUNT_MOUNTING_SIGTERM && state != MOUNT_UNMOUNTING_SIGTERM && state != MOUNT_REMOUNTING_SIGTERM,
+ -1,
+ m->control_pid,
+ false);
+ if (r < 0)
+ goto fail;
- if (wait_for_exit) {
- if ((r = unit_watch_timer(UNIT(m), m->timeout_usec, &m->timer_watch)) < 0)
+ if (r > 0) {
+ r = unit_watch_timer(UNIT(m), CLOCK_MONOTONIC, true, m->timeout_usec, &m->timer_watch);
+ if (r < 0)
goto fail;
mount_set_state(m, state);
return;
fail:
- log_warning("%s failed to kill processes: %s", UNIT(m)->id, strerror(-r));
+ log_warning_unit(UNIT(m)->id,
+ "%s failed to kill processes: %s", UNIT(m)->id, strerror(-r));
if (state == MOUNT_REMOUNTING_SIGTERM || state == MOUNT_REMOUNTING_SIGKILL)
mount_enter_mounted(m, MOUNT_FAILURE_RESOURCES);
else
mount_enter_dead(m, MOUNT_FAILURE_RESOURCES);
+}
- if (pid_set)
- set_free(pid_set);
+void warn_if_dir_nonempty(const char *unit, const char* where) {
+ assert(unit);
+ assert(where);
+
+ if (dir_is_empty(where) > 0)
+ return;
+
+ log_struct_unit(LOG_NOTICE,
+ unit,
+ "MESSAGE=%s: Directory %s to mount over is not empty, mounting anyway.",
+ unit, where,
+ "WHERE=%s", where,
+ MESSAGE_ID(SD_MESSAGE_OVERMOUNTING),
+ NULL);
}
static void mount_enter_unmounting(Mount *m) {
return;
fail:
- log_warning("%s failed to run 'umount' task: %s", UNIT(m)->id, strerror(-r));
+ log_warning_unit(UNIT(m)->id,
+ "%s failed to run 'umount' task: %s",
+ UNIT(m)->id, strerror(-r));
mount_enter_mounted(m, MOUNT_FAILURE_RESOURCES);
}
m->control_command_id = MOUNT_EXEC_MOUNT;
m->control_command = m->exec_command + MOUNT_EXEC_MOUNT;
- mkdir_p(m->where, m->directory_mode);
+ mkdir_p_label(m->where, m->directory_mode);
+
+ warn_if_dir_nonempty(m->meta.id, m->where);
/* Create the source directory for bind-mounts if needed */
- p = get_mount_parameters_configured(m);
+ p = get_mount_parameters_fragment(m);
if (p && mount_is_bind(p))
- mkdir_p(p->what, m->directory_mode);
+ mkdir_p_label(p->what, m->directory_mode);
if (m->from_fragment)
r = exec_command_set(
"-t", m->parameters_fragment.fstype ? m->parameters_fragment.fstype : "auto",
m->parameters_fragment.options ? "-o" : NULL, m->parameters_fragment.options,
NULL);
- else if (m->from_etc_fstab)
- r = exec_command_set(
- m->control_command,
- "/bin/mount",
- m->where,
- NULL);
else
r = -ENOENT;
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);
return;
fail:
- log_warning("%s failed to run 'mount' task: %s", UNIT(m)->id, strerror(-r));
+ log_warning_unit(UNIT(m)->id,
+ "%s failed to run 'mount' task: %s",
+ UNIT(m)->id, strerror(-r));
mount_enter_dead(m, MOUNT_FAILURE_RESOURCES);
}
NULL);
free(buf);
- } else if (m->from_etc_fstab)
- r = exec_command_set(
- m->control_command,
- "/bin/mount",
- m->where,
- "-o", "remount",
- NULL);
- else
+ } else
r = -ENOENT;
if (r < 0)
return;
fail:
- log_warning("%s failed to run 'remount' task: %s", UNIT(m)->id, strerror(-r));
+ log_warning_unit(UNIT(m)->id,
+ "%s failed to run 'remount' task: %s",
+ UNIT(m)->id, strerror(-r));
m->reload_result = MOUNT_FAILURE_RESOURCES;
mount_enter_mounted(m, MOUNT_SUCCESS);
}
MountState state;
if ((state = mount_state_from_string(value)) < 0)
- log_debug("Failed to parse state value %s", value);
+ log_debug_unit(u->id, "Failed to parse state value %s", value);
else
m->deserialized_state = state;
} else if (streq(key, "result")) {
f = mount_result_from_string(value);
if (f < 0)
- log_debug("Failed to parse result value %s", value);
+ log_debug_unit(UNIT(m)->id,
+ "Failed to parse result value %s", value);
else if (f != MOUNT_SUCCESS)
m->result = f;
f = mount_result_from_string(value);
if (f < 0)
- log_debug("Failed to parse reload result value %s", value);
+ log_debug_unit(UNIT(m)->id,
+ "Failed to parse reload result value %s", value);
else if (f != MOUNT_SUCCESS)
m->reload_result = f;
pid_t pid;
if (parse_pid(value, &pid) < 0)
- log_debug("Failed to parse control-pid value %s", value);
+ log_debug_unit(UNIT(m)->id,
+ "Failed to parse control-pid value %s", value);
else
m->control_pid = pid;
} else if (streq(key, "control-command")) {
MountExecCommand id;
if ((id = mount_exec_command_from_string(value)) < 0)
- log_debug("Failed to parse exec-command value %s", value);
+ log_debug_unit(UNIT(m)->id,
+ "Failed to parse exec-command value %s", value);
else {
m->control_command_id = id;
m->control_command = m->exec_command + id;
}
} else
- log_debug("Unknown serialization key '%s'", key);
+ log_debug_unit(UNIT(m)->id,
+ "Unknown serialization key '%s'", key);
return 0;
}
assert(m);
- return m->from_etc_fstab || m->from_proc_self_mountinfo;
+ return m->from_proc_self_mountinfo;
}
static void mount_sigchld_event(Unit *u, pid_t pid, int code, int status) {
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;
m->control_command_id = _MOUNT_EXEC_COMMAND_INVALID;
}
- log_full(f == MOUNT_SUCCESS ? LOG_DEBUG : LOG_NOTICE,
- "%s mount process exited, code=%s status=%i", u->id, sigchld_code_to_string(code), status);
+ log_full_unit(f == MOUNT_SUCCESS ? LOG_DEBUG : LOG_NOTICE, u->id,
+ "%s mount process exited, code=%s status=%i",
+ u->id, sigchld_code_to_string(code), status);
/* Note that mount(8) returning and the kernel sending us a
* mount table change event might happen out-of-order. If an
case MOUNT_MOUNTING:
case MOUNT_MOUNTING_DONE:
- log_warning("%s mounting timed out. Stopping.", u->id);
+ log_warning_unit(u->id,
+ "%s mounting timed out. Stopping.", u->id);
mount_enter_signal(m, MOUNT_MOUNTING_SIGTERM, MOUNT_FAILURE_TIMEOUT);
break;
case MOUNT_REMOUNTING:
- log_warning("%s remounting timed out. Stopping.", u->id);
+ log_warning_unit(u->id,
+ "%s remounting timed out. Stopping.", u->id);
m->reload_result = MOUNT_FAILURE_TIMEOUT;
mount_enter_mounted(m, MOUNT_SUCCESS);
break;
case MOUNT_UNMOUNTING:
- log_warning("%s unmounting timed out. Stopping.", u->id);
+ log_warning_unit(u->id,
+ "%s unmounting timed out. Stopping.", u->id);
mount_enter_signal(m, MOUNT_UNMOUNTING_SIGTERM, MOUNT_FAILURE_TIMEOUT);
break;
case MOUNT_MOUNTING_SIGTERM:
- if (m->exec_context.send_sigkill) {
- log_warning("%s mounting timed out. Killing.", u->id);
+ if (m->kill_context.send_sigkill) {
+ log_warning_unit(u->id,
+ "%s mounting timed out. Killing.", u->id);
mount_enter_signal(m, MOUNT_MOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
} else {
- log_warning("%s mounting timed out. Skipping SIGKILL. Ignoring.", u->id);
+ log_warning_unit(u->id,
+ "%s mounting timed out. Skipping SIGKILL. Ignoring.",
+ u->id);
if (m->from_proc_self_mountinfo)
mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT);
break;
case MOUNT_REMOUNTING_SIGTERM:
- if (m->exec_context.send_sigkill) {
- log_warning("%s remounting timed out. Killing.", u->id);
+ if (m->kill_context.send_sigkill) {
+ log_warning_unit(u->id,
+ "%s remounting timed out. Killing.", u->id);
mount_enter_signal(m, MOUNT_REMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
} else {
- log_warning("%s remounting timed out. Skipping SIGKILL. Ignoring.", u->id);
+ log_warning_unit(u->id,
+ "%s remounting timed out. Skipping SIGKILL. Ignoring.",
+ u->id);
if (m->from_proc_self_mountinfo)
mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT);
break;
case MOUNT_UNMOUNTING_SIGTERM:
- if (m->exec_context.send_sigkill) {
- log_warning("%s unmounting timed out. Killing.", u->id);
+ if (m->kill_context.send_sigkill) {
+ log_warning_unit(u->id,
+ "%s unmounting timed out. Killing.", u->id);
mount_enter_signal(m, MOUNT_UNMOUNTING_SIGKILL, MOUNT_FAILURE_TIMEOUT);
} else {
- log_warning("%s unmounting timed out. Skipping SIGKILL. Ignoring.", u->id);
+ log_warning_unit(u->id,
+ "%s unmounting timed out. Skipping SIGKILL. Ignoring.",
+ u->id);
if (m->from_proc_self_mountinfo)
mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT);
case MOUNT_MOUNTING_SIGKILL:
case MOUNT_REMOUNTING_SIGKILL:
case MOUNT_UNMOUNTING_SIGKILL:
- log_warning("%s mount process still around after SIGKILL. Ignoring.", u->id);
+ log_warning_unit(u->id,
+ "%s mount process still around after SIGKILL. Ignoring.",
+ u->id);
if (m->from_proc_self_mountinfo)
mount_enter_mounted(m, MOUNT_FAILURE_TIMEOUT);
const char *options,
const char *fstype,
int passno,
- bool from_proc_self_mountinfo,
bool set_flags) {
int r;
Unit *u;
bool delete;
char *e, *w = NULL, *o = NULL, *f = NULL;
MountParameters *p;
+ bool load_extras = false;
assert(m);
assert(what);
assert(options);
assert(fstype);
- assert(!set_flags || from_proc_self_mountinfo);
-
/* Ignore API mount points. They should never be referenced in
* dependencies ever. */
if (mount_point_is_api(where) || mount_point_ignore(where))
goto fail;
}
+ u->source_path = strdup("/proc/self/mountinfo");
+ if (!u->source_path) {
+ r = -ENOMEM;
+ goto fail;
+ }
+
unit_add_to_load_queue(u);
} 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)) ||
goto fail;
}
- if (from_proc_self_mountinfo) {
- p = &MOUNT(u)->parameters_proc_self_mountinfo;
-
- if (set_flags) {
- MOUNT(u)->is_mounted = true;
- MOUNT(u)->just_mounted = !MOUNT(u)->from_proc_self_mountinfo;
- MOUNT(u)->just_changed = !streq_ptr(p->options, o);
- }
-
- MOUNT(u)->from_proc_self_mountinfo = true;
- } else {
- p = &MOUNT(u)->parameters_etc_fstab;
- MOUNT(u)->from_etc_fstab = true;
+ p = &MOUNT(u)->parameters_proc_self_mountinfo;
+ if (set_flags) {
+ MOUNT(u)->is_mounted = true;
+ MOUNT(u)->just_mounted = !MOUNT(u)->from_proc_self_mountinfo;
+ MOUNT(u)->just_changed = !streq_ptr(p->options, o);
}
+ MOUNT(u)->from_proc_self_mountinfo = true;
+
free(p->what);
p->what = w;
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;
return r;
}
-static int mount_find_pri(char *options) {
- char *end, *pri;
- unsigned long r;
-
- if (!(pri = mount_test_option(options, "pri")))
- return 0;
-
- pri += 4;
-
- errno = 0;
- r = strtoul(pri, &end, 10);
-
- if (errno != 0)
- return -errno;
-
- if (end == pri || (*end != ',' && *end != 0))
- return -EINVAL;
-
- return (int) r;
-}
-
-static int mount_load_etc_fstab(Manager *m) {
- FILE *f;
- int r = 0;
- struct mntent* me;
-
- assert(m);
-
- errno = 0;
- if (!(f = setmntent("/etc/fstab", "r")))
- return -errno;
-
- while ((me = getmntent(f))) {
- char *where, *what;
- int k;
-
- if (!(what = fstab_node_to_udev_node(me->mnt_fsname))) {
- r = -ENOMEM;
- goto finish;
- }
-
- if (!(where = strdup(me->mnt_dir))) {
- free(what);
- r = -ENOMEM;
- goto finish;
- }
-
- if (what[0] == '/')
- path_kill_slashes(what);
-
- if (where[0] == '/')
- path_kill_slashes(where);
-
- if (streq(me->mnt_type, "swap")) {
- int pri;
-
- if ((pri = mount_find_pri(me->mnt_opts)) < 0)
- k = pri;
- else
- k = swap_add_one(m,
- what,
- NULL,
- pri,
- !!mount_test_option(me->mnt_opts, "noauto"),
- !!mount_test_option(me->mnt_opts, "nofail"),
- !!mount_test_option(me->mnt_opts, "comment=systemd.swapon"),
- false);
- } else
- k = mount_add_one(m, what, where, me->mnt_opts, me->mnt_type, me->mnt_passno, false, false);
-
- free(what);
- free(where);
-
- if (k < 0)
- r = k;
- }
-
-finish:
-
- endmntent(f);
- return r;
-}
-
static int mount_load_proc_self_mountinfo(Manager *m, bool set_flags) {
int r = 0;
unsigned i;
goto clean_up;
}
- if (asprintf(&o, "%s,%s", options, options2) < 0) {
+ o = strjoin(options, ",", options2, NULL);
+ if (!o) {
r = -ENOMEM;
goto finish;
}
goto finish;
}
- if ((k = mount_add_one(m, d, p, o, fstype, 0, true, set_flags)) < 0)
+ if ((k = mount_add_one(m, d, p, o, fstype, 0, set_flags)) < 0)
r = k;
clean_up:
return -errno;
}
- if ((r = mount_load_etc_fstab(m)) < 0)
- goto fail;
-
if ((r = mount_load_proc_self_mountinfo(m, false)) < 0)
goto fail;
* /proc/self/mountinfo file, which informs us about mounting
* table changes */
- if ((r = mount_load_proc_self_mountinfo(m, true)) < 0) {
+ r = mount_load_proc_self_mountinfo(m, true);
+ if (r < 0) {
log_error("Failed to reread /proc/self/mountinfo: %s", strerror(-r));
/* Reset flags, just in case, for later calls */
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;
}
+ }
- if ((q = cgroup_bonding_kill_list(UNIT(m)->cgroup_bondings, signo, false, pid_set)) < 0)
- if (q != -EAGAIN && q != -ESRCH && q != -ENOENT)
- r = q;
+ q = cgroup_bonding_kill_list(UNIT(m)->cgroup_bondings, signo, false, false, pid_set, NULL);
+ 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),
+
.sections =
"Unit\0"
"Mount\0"
"Install\0",
+ .exec_context_offset = offsetof(Mount, exec_context),
+ .exec_section = "Mount",
+
.no_alias = true,
.no_instances = true,
- .show_status = true,
.init = mount_init,
.load = mount_load,
.bus_invalidating_properties = bus_mount_invalidating_properties,
.enumerate = mount_enumerate,
- .shutdown = mount_shutdown
+ .shutdown = mount_shutdown,
+
+ .status_message_formats = {
+ .starting_stopping = {
+ [0] = "Mounting %s...",
+ [1] = "Unmounting %s...",
+ },
+ .finished_start_job = {
+ [JOB_DONE] = "Mounted %s.",
+ [JOB_FAILED] = "Failed to mount %s.",
+ [JOB_DEPENDENCY] = "Dependency failed for %s.",
+ [JOB_TIMEOUT] = "Timed out mounting %s.",
+ },
+ .finished_stop_job = {
+ [JOB_DONE] = "Unmounted %s.",
+ [JOB_FAILED] = "Failed unmounting %s.",
+ [JOB_TIMEOUT] = "Timed out unmounting %s.",
+ },
+ },
};
~ianmdlvl / elogind.git / blobdiff