X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Flogind-user.c;h=613a5c35ffaa1117c1f9901d9b49dfefb586cf59;hp=4335bf646203cd8af4793c300476d0198701a45b;hb=94959f0fa0c19ae1db0e63d9a5dfc94c660825ba;hpb=932e3ee76ea0a9d28902f694ad1873e37532da35

diff --git a/src/logind-user.c b/src/logind-user.c
index 4335bf646..613a5c35f 100644
--- a/src/logind-user.c
+++ b/src/logind-user.c
@@ -134,6 +134,44 @@ int user_save(User *u) {
                         "DISPLAY=%s\n",
                         u->display->id);
 
+        if (u->sessions) {
+                Session *i;
+
+                fputs("SESSIONS=", f);
+                LIST_FOREACH(sessions_by_user, i, u->sessions) {
+                        fprintf(f,
+                                "%s%c",
+                                i->id,
+                                i->sessions_by_user_next ? ' ' : '\n');
+                }
+
+                fputs("SEATS=", f);
+                LIST_FOREACH(sessions_by_user, i, u->sessions) {
+                        if (i->seat)
+                                fprintf(f,
+                                        "%s%c",
+                                        i->seat->id,
+                                        i->sessions_by_user_next ? ' ' : '\n');
+                }
+
+                fputs("ACTIVE_SESSIONS=", f);
+                LIST_FOREACH(sessions_by_user, i, u->sessions)
+                        if (session_is_active(i))
+                                fprintf(f,
+                                        "%lu%c",
+                                        (unsigned long) i->user->uid,
+                                        i->sessions_by_user_next ? ' ' : '\n');
+
+                fputs("ACTIVE_SEATS=", f);
+                LIST_FOREACH(sessions_by_user, i, u->sessions) {
+                        if (session_is_active(i) && i->seat)
+                                fprintf(f,
+                                        "%s%c",
+                                        i->seat->id,
+                                        i->sessions_by_user_next ? ' ' : '\n');
+                }
+        }
+
         fflush(f);
 
         if (ferror(f) || rename(temp_path, u->state_file) < 0) {
@@ -246,6 +284,10 @@ static int user_create_cgroup(User *u) {
         u->cgroup_path = p;
 
         STRV_FOREACH(k, u->manager->controllers) {
+
+                if (strv_contains(u->manager->reset_controllers, *k))
+                        continue;
+
                 r = cg_create(*k, p);
                 if (r < 0)
                         log_warning("Failed to create cgroup %s:%s: %s", *k, p, strerror(-r));
@@ -321,7 +363,7 @@ static int user_shall_kill(User *u) {
         return strv_contains(u->manager->kill_only_users, u->name);
 }
 
-static int user_kill_cgroup(User *u) {
+static int user_terminate_cgroup(User *u) {
         int r;
         char **k;
 
@@ -397,7 +439,7 @@ int user_stop(User *u) {
                 r = k;
 
         /* Kill cgroup */
-        k = user_kill_cgroup(u);
+        k = user_terminate_cgroup(u);
         if (k < 0)
                 r = k;
 
@@ -453,13 +495,13 @@ int user_get_idle_hint(User *u, dual_timestamp *t) {
         return idle_hint;
 }
 
-int user_check_gc(User *u) {
+int user_check_gc(User *u, bool drop_not_started) {
         int r;
         char *p;
 
         assert(u);
 
-        if (!u->started)
+        if (drop_not_started && !u->started)
                 return 0;
 
         if (u->sessions)
@@ -511,6 +553,30 @@ UserState user_get_state(User *u) {
         return USER_ONLINE;
 }
 
+int user_kill(User *u, int signo) {
+        int r = 0, q;
+        Set *pid_set = NULL;
+
+        assert(u);
+
+        if (!u->cgroup_path)
+                return -ESRCH;
+
+        pid_set = set_new(trivial_hash_func, trivial_compare_func);
+        if (!pid_set)
+                return -ENOMEM;
+
+        q = cg_kill_recursive(SYSTEMD_CGROUP_CONTROLLER, u->cgroup_path, signo, false, true, false, pid_set);
+        if (q < 0)
+                if (q != -EAGAIN && q != -ESRCH && q != -ENOENT)
+                        r = q;
+
+        if (pid_set)
+                set_free(pid_set);
+
+        return r;
+}
+
 static const char* const user_state_table[_USER_STATE_MAX] = {
         [USER_OFFLINE] = "offline",
         [USER_LINGERING] = "lingering",