unit: rename 'banned' load state to 'masked'

[elogind.git] / src / manager.c

diff --git a/src/manager.c b/src/manager.c
index 1be2bfdfc5701a0838caff411431e99e1dd8d68b..537ff2e39d3742968517e433d601e72a6d373b39 100644 (file)
--- a/src/manager.c
+++ b/src/manager.c
@@ -92,7 +92,7 @@ static int manager_setup_notify(Manager *m) {
         else
                 strncpy(sa.un.sun_path+1, NOTIFY_SOCKET, sizeof(sa.un.sun_path)-1);
 
-        if (bind(m->notify_watch.fd, &sa.sa, sizeof(sa_family_t) + 1 + strlen(sa.un.sun_path+1)) < 0) {
+        if (bind(m->notify_watch.fd, &sa.sa, offsetof(struct sockaddr_un, sun_path) + 1 + strlen(sa.un.sun_path+1)) < 0) {
                 log_error("bind() failed: %m");
                 return -errno;
         }
@@ -1398,18 +1398,27 @@ static int transaction_add_job_and_dependencies(
         assert(type < _JOB_TYPE_MAX);
         assert(unit);
 
-        if (unit->meta.load_state != UNIT_LOADED && unit->meta.load_state != UNIT_ERROR) {
+        if (unit->meta.load_state != UNIT_LOADED &&
+            unit->meta.load_state != UNIT_ERROR &&
+            unit->meta.load_state != UNIT_MASKED) {
                 dbus_set_error(e, BUS_ERROR_LOAD_FAILED, "Unit %s is not loaded properly.", unit->meta.id);
                 return -EINVAL;
         }
 
         if (type != JOB_STOP && unit->meta.load_state == UNIT_ERROR) {
-                dbus_set_error(e, BUS_ERROR_LOAD_FAILED, "Unit %s failed to load: %s. You might find more information in the system logs.",
+                dbus_set_error(e, BUS_ERROR_LOAD_FAILED,
+                               "Unit %s failed to load: %s. "
+                               "You might find more information in the system logs.",
                                unit->meta.id,
                                strerror(-unit->meta.load_error));
                 return -EINVAL;
         }
 
+        if (type != JOB_STOP && unit->meta.load_state == UNIT_MASKED) {
+                dbus_set_error(e, BUS_ERROR_MASKED, "Unit %s is masked.", unit->meta.id);
+                return -EINVAL;
+        }
+
         if (!unit_job_is_applicable(unit, type)) {
                 dbus_set_error(e, BUS_ERROR_JOB_TYPE_NOT_APPLICABLE, "Job type %s is not applicable for unit %s.", job_type_to_string(type), unit->meta.id);
                 return -EBADR;
@@ -1632,7 +1641,7 @@ int manager_load_unit_prepare(Manager *m, const char *name, const char *path, DB
         if (!name)
                 name = file_name_from_path(path);
 
-        if (!unit_name_is_valid(name)) {
+        if (!unit_name_is_valid(name, false)) {
                 dbus_set_error(e, BUS_ERROR_INVALID_NAME, "Unit name %s is not valid.", name);
                 return -EINVAL;
         }
@@ -2299,6 +2308,75 @@ void manager_send_unit_audit(Manager *m, Unit *u, int type, bool success) {
 
 }
 
+void manager_send_unit_plymouth(Manager *m, Unit *u) {
+        int fd = -1;
+        union sockaddr_union sa;
+        int n = 0;
+        char *message = NULL;
+        ssize_t r;
+
+        /* Don't generate plymouth events if the service was already
+         * started and we're just deserializing */
+        if (m->n_deserializing > 0)
+                return;
+
+        if (m->running_as != MANAGER_SYSTEM)
+                return;
+
+        if (u->meta.type != UNIT_SERVICE &&
+            u->meta.type != UNIT_MOUNT &&
+            u->meta.type != UNIT_SWAP)
+                return;
+
+        /* We set SOCK_NONBLOCK here so that we rather drop the
+         * message then wait for plymouth */
+        if ((fd = socket(AF_UNIX, SOCK_STREAM|SOCK_CLOEXEC|SOCK_NONBLOCK, 0)) < 0) {
+                log_error("socket() failed: %m");
+                return;
+        }
+
+        zero(sa);
+        sa.sa.sa_family = AF_UNIX;
+        strncpy(sa.un.sun_path+1, "/ply-boot-protocol", sizeof(sa.un.sun_path)-1);
+        if (connect(fd, &sa.sa, sizeof(sa.un)) < 0) {
+
+                if (errno != EPIPE &&
+                    errno != EAGAIN &&
+                    errno != ENOENT &&
+                    errno != ECONNREFUSED &&
+                    errno != ECONNRESET &&
+                    errno != ECONNABORTED)
+                        log_error("connect() failed: %m");
+
+                goto finish;
+        }
+
+        if (asprintf(&message, "U\002%c%s%n", (int) (strlen(u->meta.id) + 1), u->meta.id, &n) < 0) {
+                log_error("Out of memory");
+                goto finish;
+        }
+
+        errno = 0;
+        if ((r = write(fd, message, n + 1)) != n + 1) {
+
+                if (errno != EPIPE &&
+                    errno != EAGAIN &&
+                    errno != ENOENT &&
+                    errno != ECONNREFUSED &&
+                    errno != ECONNRESET &&
+                    errno != ECONNABORTED)
+                        log_error("Failed to write Plymouth message: %m");
+
+                goto finish;
+        }
+
+finish:
+        if (fd >= 0)
+                close_nointr_nofail(fd);
+
+        free(message);
+}
+
 void manager_dispatch_bus_name_owner_changed(
                 Manager *m,
                 const char *name,