X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flogin%2Flogind.c;h=ec5529db1a3868430d989c440bcab0cd0e68c560;hb=952f4b59592088f15615eb404c828aaac31bfe82;hp=48da7b173b4eccfa5af7f69470c67ac9d3079e4a;hpb=e120204729764f6243b60899eb907103e678bee2;p=elogind.git

diff --git a/src/login/logind.c b/src/login/logind.c
index 48da7b173..ec5529db1 100644
--- a/src/login/logind.c
+++ b/src/login/logind.c
@@ -49,6 +49,7 @@ Manager *manager_new(void) {
 
         m->n_autovts = 6;
         m->reserve_vt = 6;
+        m->remove_ipc = true;
         m->inhibit_delay_max = 5 * USEC_PER_SEC;
         m->handle_power_key = HANDLE_POWEROFF;
         m->handle_suspend_key = HANDLE_SUSPEND;
@@ -60,6 +61,8 @@ Manager *manager_new(void) {
         m->idle_action = HANDLE_IGNORE;
         m->idle_action_not_before_usec = now(CLOCK_MONOTONIC);
 
+        m->runtime_dir_size = PAGE_ALIGN((size_t) (physical_memory() / 10)); /* 10% */
+
         m->devices = hashmap_new(string_hash_func, string_compare_func);
         m->seats = hashmap_new(string_hash_func, string_compare_func);
         m->sessions = hashmap_new(string_hash_func, string_compare_func);
@@ -73,33 +76,28 @@ Manager *manager_new(void) {
         m->busnames = set_new(string_hash_func, string_compare_func);
 
         if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons || !m->busnames ||
-            !m->user_units || !m->session_units ||
-            !m->busnames) {
-                manager_free(m);
-                return NULL;
-        }
+            !m->user_units || !m->session_units)
+                goto fail;
 
         m->kill_exclude_users = strv_new("root", NULL);
-        if (!m->kill_exclude_users) {
-                manager_free(m);
-                return NULL;
-        }
+        if (!m->kill_exclude_users)
+                goto fail;
 
         m->udev = udev_new();
-        if (!m->udev) {
-                manager_free(m);
-                return NULL;
-        }
+        if (!m->udev)
+                goto fail;
 
         r = sd_event_default(&m->event);
-        if (r < 0) {
-                manager_free(m);
-                return NULL;
-        }
+        if (r < 0)
+                goto fail;
 
         sd_event_set_watchdog(m->event, true);
 
         return m;
+
+fail:
+        manager_free(m);
+        return NULL;
 }
 
 void manager_free(Manager *m) {
@@ -149,9 +147,9 @@ void manager_free(Manager *m) {
         sd_event_source_unref(m->udev_device_event_source);
         sd_event_source_unref(m->udev_vcsa_event_source);
         sd_event_source_unref(m->udev_button_event_source);
+        sd_event_source_unref(m->lid_switch_ignore_event_source);
 
-        if (m->console_active_fd >= 0)
-                close_nointr_nofail(m->console_active_fd);
+        safe_close(m->console_active_fd);
 
         if (m->udev_seat_monitor)
                 udev_monitor_unref(m->udev_seat_monitor);
@@ -170,8 +168,7 @@ void manager_free(Manager *m) {
         sd_bus_unref(m->bus);
         sd_event_unref(m->event);
 
-        if (m->reserve_vt_fd >= 0)
-                close_nointr_nofail(m->reserve_vt_fd);
+        safe_close(m->reserve_vt_fd);
 
         strv_free(m->kill_only_users);
         strv_free(m->kill_exclude_users);
@@ -589,49 +586,50 @@ static int manager_connect_bus(Manager *m) {
                 return r;
         }
 
-        r = sd_bus_add_object_vtable(m->bus, "/org/freedesktop/login1", "org.freedesktop.login1.Manager", manager_vtable, m);
+        r = sd_bus_add_object_vtable(m->bus, NULL, "/org/freedesktop/login1", "org.freedesktop.login1.Manager", manager_vtable, m);
         if (r < 0) {
                 log_error("Failed to add manager object vtable: %s", strerror(-r));
                 return r;
         }
 
-        r = sd_bus_add_fallback_vtable(m->bus, "/org/freedesktop/login1/seat", "org.freedesktop.login1.Seat", seat_vtable, seat_object_find, m);
+        r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/login1/seat", "org.freedesktop.login1.Seat", seat_vtable, seat_object_find, m);
         if (r < 0) {
                 log_error("Failed to add seat object vtable: %s", strerror(-r));
                 return r;
         }
 
-        r = sd_bus_add_node_enumerator(m->bus, "/org/freedesktop/login1/seat", seat_node_enumerator, m);
+        r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/login1/seat", seat_node_enumerator, m);
         if (r < 0) {
                 log_error("Failed to add seat enumerator: %s", strerror(-r));
                 return r;
         }
 
-        r = sd_bus_add_fallback_vtable(m->bus, "/org/freedesktop/login1/session", "org.freedesktop.login1.Session", session_vtable, session_object_find, m);
+        r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/login1/session", "org.freedesktop.login1.Session", session_vtable, session_object_find, m);
         if (r < 0) {
                 log_error("Failed to add session object vtable: %s", strerror(-r));
                 return r;
         }
 
-        r = sd_bus_add_node_enumerator(m->bus, "/org/freedesktop/login1/session", session_node_enumerator, m);
+        r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/login1/session", session_node_enumerator, m);
         if (r < 0) {
                 log_error("Failed to add session enumerator: %s", strerror(-r));
                 return r;
         }
 
-        r = sd_bus_add_fallback_vtable(m->bus, "/org/freedesktop/login1/user", "org.freedesktop.login1.User", user_vtable, user_object_find, m);
+        r = sd_bus_add_fallback_vtable(m->bus, NULL, "/org/freedesktop/login1/user", "org.freedesktop.login1.User", user_vtable, user_object_find, m);
         if (r < 0) {
                 log_error("Failed to add user object vtable: %s", strerror(-r));
                 return r;
         }
 
-        r = sd_bus_add_node_enumerator(m->bus, "/org/freedesktop/login1/user", user_node_enumerator, m);
+        r = sd_bus_add_node_enumerator(m->bus, NULL, "/org/freedesktop/login1/user", user_node_enumerator, m);
         if (r < 0) {
                 log_error("Failed to add user enumerator: %s", strerror(-r));
                 return r;
         }
 
         r = sd_bus_add_match(m->bus,
+                             NULL,
                              "type='signal',"
                              "sender='org.freedesktop.DBus',"
                              "interface='org.freedesktop.DBus',"
@@ -644,6 +642,7 @@ static int manager_connect_bus(Manager *m) {
         }
 
         r = sd_bus_add_match(m->bus,
+                             NULL,
                              "type='signal',"
                              "sender='org.freedesktop.systemd1',"
                              "interface='org.freedesktop.systemd1.Manager',"
@@ -656,6 +655,7 @@ static int manager_connect_bus(Manager *m) {
         }
 
         r = sd_bus_add_match(m->bus,
+                             NULL,
                              "type='signal',"
                              "sender='org.freedesktop.systemd1',"
                              "interface='org.freedesktop.systemd1.Manager',"
@@ -668,6 +668,7 @@ static int manager_connect_bus(Manager *m) {
         }
 
         r = sd_bus_add_match(m->bus,
+                             NULL,
                              "type='signal',"
                              "sender='org.freedesktop.systemd1',"
                              "interface='org.freedesktop.DBus.Properties',"
@@ -679,6 +680,7 @@ static int manager_connect_bus(Manager *m) {
         }
 
         r = sd_bus_add_match(m->bus,
+                             NULL,
                              "type='signal',"
                              "sender='org.freedesktop.systemd1',"
                              "interface='org.freedesktop.systemd1.Manager',"
@@ -742,7 +744,7 @@ static int manager_connect_console(Manager *m) {
                 return -errno;
         }
 
-        r = sd_event_add_io(m->event, m->console_active_fd, 0, manager_dispatch_console, m, &m->console_active_event_source);
+        r = sd_event_add_io(m->event, &m->console_active_event_source, m->console_active_fd, 0, manager_dispatch_console, m);
         if (r < 0) {
                 log_error("Failed to watch foreground console");
                 return r;
@@ -772,7 +774,7 @@ static int manager_connect_udev(Manager *m) {
         if (r < 0)
                 return r;
 
-        r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_seat_monitor), EPOLLIN, manager_dispatch_seat_udev, m, &m->udev_seat_event_source);
+        r = sd_event_add_io(m->event, &m->udev_seat_event_source, udev_monitor_get_fd(m->udev_seat_monitor), EPOLLIN, manager_dispatch_seat_udev, m);
         if (r < 0)
                 return r;
 
@@ -796,7 +798,7 @@ static int manager_connect_udev(Manager *m) {
         if (r < 0)
                 return r;
 
-        r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_device_monitor), EPOLLIN, manager_dispatch_device_udev, m, &m->udev_device_event_source);
+        r = sd_event_add_io(m->event, &m->udev_device_event_source, udev_monitor_get_fd(m->udev_device_monitor), EPOLLIN, manager_dispatch_device_udev, m);
         if (r < 0)
                 return r;
 
@@ -822,7 +824,7 @@ static int manager_connect_udev(Manager *m) {
                 if (r < 0)
                         return r;
 
-                r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_button_monitor), EPOLLIN, manager_dispatch_button_udev, m, &m->udev_button_event_source);
+                r = sd_event_add_io(m->event, &m->udev_button_event_source, udev_monitor_get_fd(m->udev_button_monitor), EPOLLIN, manager_dispatch_button_udev, m);
                 if (r < 0)
                         return r;
         }
@@ -842,7 +844,7 @@ static int manager_connect_udev(Manager *m) {
                 if (r < 0)
                         return r;
 
-                r = sd_event_add_io(m->event, udev_monitor_get_fd(m->udev_vcsa_monitor), EPOLLIN, manager_dispatch_vcsa_udev, m, &m->udev_vcsa_event_source);
+                r = sd_event_add_io(m->event, &m->udev_vcsa_event_source, udev_monitor_get_fd(m->udev_vcsa_monitor), EPOLLIN, manager_dispatch_vcsa_udev, m);
                 if (r < 0)
                         return r;
         }
@@ -862,7 +864,7 @@ void manager_gc(Manager *m, bool drop_not_started) {
                 seat->in_gc_queue = false;
 
                 if (!seat_check_gc(seat, drop_not_started)) {
-                        seat_stop(seat);
+                        seat_stop(seat, false);
                         seat_free(seat);
                 }
         }
@@ -871,8 +873,15 @@ void manager_gc(Manager *m, bool drop_not_started) {
                 LIST_REMOVE(gc_queue, m->session_gc_queue, session);
                 session->in_gc_queue = false;
 
+                /* First, if we are not closing yet, initiate stopping */
+                if (!session_check_gc(session, drop_not_started) &&
+                    session_get_state(session) != SESSION_CLOSING)
+                        session_stop(session, false);
+
+                /* Normally, this should make the session busy again,
+                 * if it doesn't then let's get rid of it
+                 * immediately */
                 if (!session_check_gc(session, drop_not_started)) {
-                        session_stop(session);
                         session_finalize(session);
                         session_free(session);
                 }
@@ -882,8 +891,12 @@ void manager_gc(Manager *m, bool drop_not_started) {
                 LIST_REMOVE(gc_queue, m->user_gc_queue, user);
                 user->in_gc_queue = false;
 
+                /* First step: queue stop jobs */
+                if (!user_check_gc(user, drop_not_started))
+                        user_stop(user, false);
+
+                /* Second step: finalize user */
                 if (!user_check_gc(user, drop_not_started)) {
-                        user_stop(user);
                         user_finalize(user);
                         user_free(user);
                 }
@@ -925,7 +938,12 @@ static int manager_dispatch_idle_action(sd_event_source *s, uint64_t t, void *us
 
         if (!m->idle_action_event_source) {
 
-                r = sd_event_add_monotonic(m->event, elapse, USEC_PER_SEC*30, manager_dispatch_idle_action, m, &m->idle_action_event_source);
+                r = sd_event_add_time(
+                                m->event,
+                                &m->idle_action_event_source,
+                                CLOCK_MONOTONIC,
+                                elapse, USEC_PER_SEC*30,
+                                manager_dispatch_idle_action, m);
                 if (r < 0) {
                         log_error("Failed to add idle event source: %s", strerror(-r));
                         return r;
@@ -958,6 +976,7 @@ int manager_startup(Manager *m) {
         Seat *seat;
         Session *session;
         User *user;
+        Button *button;
         Inhibitor *inhibitor;
         Iterator i;
 
@@ -987,6 +1006,10 @@ int manager_startup(Manager *m) {
                 return r;
         }
 
+        r = manager_set_lid_switch_ignore(m, 0 + IGNORE_LID_SWITCH_STARTUP_USEC);
+        if (r < 0)
+                log_warning("Failed to set up lid switch ignore event source: %s", strerror(-r));
+
         /* Deserialize state */
         r = manager_enumerate_devices(m);
         if (r < 0)
@@ -1031,31 +1054,14 @@ int manager_startup(Manager *m) {
         HASHMAP_FOREACH(inhibitor, m->inhibitors, i)
                 inhibitor_start(inhibitor);
 
+        HASHMAP_FOREACH(button, m->buttons, i)
+                button_check_switches(button);
+
         manager_dispatch_idle_action(NULL, 0, m);
 
         return 0;
 }
 
-static int manager_recheck_buttons(Manager *m) {
-        Iterator i;
-        Button *b;
-        int r = 0;
-
-        assert(m);
-
-        HASHMAP_FOREACH(b, m->buttons, i) {
-                int q;
-
-                q = button_recheck(b);
-                if (q > 0)
-                        return 1;
-                if (q < 0)
-                        r = q;
-        }
-
-        return r;
-}
-
 int manager_run(Manager *m) {
         int r;
 
@@ -1075,9 +1081,6 @@ int manager_run(Manager *m) {
                 if (manager_dispatch_delayed(m) > 0)
                         continue;
 
-                if (manager_recheck_buttons(m) > 0)
-                        continue;
-
                 if (m->action_what != 0 && !m->action_job) {
                         usec_t x, y;
 
@@ -1091,32 +1094,15 @@ int manager_run(Manager *m) {
                 if (r < 0)
                         return r;
         }
-
-        return 0;
 }
 
 static int manager_parse_config_file(Manager *m) {
-        static const char fn[] = "/etc/systemd/logind.conf";
-        _cleanup_fclose_ FILE *f = NULL;
-        int r;
-
         assert(m);
 
-        f = fopen(fn, "re");
-        if (!f) {
-                if (errno == ENOENT)
-                        return 0;
-
-                log_warning("Failed to open configuration file %s: %m", fn);
-                return -errno;
-        }
-
-        r = config_parse(NULL, fn, f, "Login\0", config_item_perf_lookup,
-                         (void*) logind_gperf_lookup, false, false, m);
-        if (r < 0)
-                log_warning("Failed to parse configuration file: %s", strerror(-r));
-
-        return r;
+        return config_parse(NULL, "/etc/systemd/logind.conf", NULL,
+                            "Login\0",
+                            config_item_perf_lookup, logind_gperf_lookup,
+                            false, false, true, m);
 }
 
 int main(int argc, char *argv[]) {
@@ -1159,7 +1145,7 @@ int main(int argc, char *argv[]) {
                 goto finish;
         }
 
-        log_debug("systemd-logind running as pid %lu", (unsigned long) getpid());
+        log_debug("systemd-logind running as pid "PID_FMT, getpid());
 
         sd_notify(false,
                   "READY=1\n"
@@ -1167,7 +1153,7 @@ int main(int argc, char *argv[]) {
 
         r = manager_run(m);
 
-        log_debug("systemd-logind stopped as pid %lu", (unsigned long) getpid());
+        log_debug("systemd-logind stopped as pid "PID_FMT, getpid());
 
 finish:
         sd_notify(false,