X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=src%2Flogin%2Flogind.c;h=7040ac9e8aceb52a42dac5f4275ca8b2411b760b;hb=fb6becb4436ae4078337011b2017ce294e7361cf;hp=ccd18b9898d732362a59895ac7ecfa54aab29f07;hpb=409133be63387fc04d927e8aecd2f6ba03d2f143;p=elogind.git diff --git a/src/login/logind.c b/src/login/logind.c index ccd18b989..7040ac9e8 100644 --- a/src/login/logind.c +++ b/src/login/logind.c @@ -28,6 +28,7 @@ #include #include #include +#include #include @@ -36,6 +37,7 @@ #include "dbus-loop.h" #include "strv.h" #include "conf-parser.h" +#include "mkdir.h" Manager *manager_new(void) { Manager *m; @@ -56,34 +58,41 @@ Manager *manager_new(void) { m->reserve_vt = 6; m->inhibit_delay_max = 5 * USEC_PER_SEC; m->handle_power_key = HANDLE_POWEROFF; - m->handle_sleep_key = HANDLE_SUSPEND; + m->handle_suspend_key = HANDLE_SUSPEND; + m->handle_hibernate_key = HANDLE_HIBERNATE; m->handle_lid_switch = HANDLE_SUSPEND; m->lid_switch_ignore_inhibited = true; + m->idle_action_fd = -1; + m->idle_action_usec = 30 * USEC_PER_MINUTE; + m->idle_action = HANDLE_IGNORE; + m->idle_action_not_before_usec = now(CLOCK_MONOTONIC); + 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); m->users = hashmap_new(trivial_hash_func, trivial_compare_func); m->inhibitors = hashmap_new(string_hash_func, string_compare_func); m->buttons = hashmap_new(string_hash_func, string_compare_func); + m->machines = hashmap_new(string_hash_func, string_compare_func); - m->user_cgroups = hashmap_new(string_hash_func, string_compare_func); - m->session_cgroups = hashmap_new(string_hash_func, string_compare_func); + m->user_units = hashmap_new(string_hash_func, string_compare_func); + m->session_units = hashmap_new(string_hash_func, string_compare_func); + m->machine_units = hashmap_new(string_hash_func, string_compare_func); m->session_fds = hashmap_new(trivial_hash_func, trivial_compare_func); m->inhibitor_fds = hashmap_new(trivial_hash_func, trivial_compare_func); m->button_fds = hashmap_new(trivial_hash_func, trivial_compare_func); - if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons || - !m->user_cgroups || !m->session_cgroups || + if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons || !m->machines || + !m->user_units || !m->session_units || !m->machine_units || !m->session_fds || !m->inhibitor_fds || !m->button_fds) { manager_free(m); return NULL; } - m->reset_controllers = strv_new("cpu", NULL); m->kill_exclude_users = strv_new("root", NULL); - if (!m->reset_controllers || !m->kill_exclude_users) { + if (!m->kill_exclude_users) { manager_free(m); return NULL; } @@ -94,11 +103,6 @@ Manager *manager_new(void) { return NULL; } - if (cg_get_user_path(&m->cgroup_path) < 0) { - manager_free(m); - return NULL; - } - return m; } @@ -109,6 +113,7 @@ void manager_free(Manager *m) { Seat *s; Inhibitor *i; Button *b; + Machine *machine; assert(m); @@ -130,15 +135,20 @@ void manager_free(Manager *m) { while ((b = hashmap_first(m->buttons))) button_free(b); + while ((machine = hashmap_first(m->machines))) + machine_free(machine); + hashmap_free(m->devices); hashmap_free(m->seats); hashmap_free(m->sessions); hashmap_free(m->users); hashmap_free(m->inhibitors); hashmap_free(m->buttons); + hashmap_free(m->machines); - hashmap_free(m->user_cgroups); - hashmap_free(m->session_cgroups); + hashmap_free(m->user_units); + hashmap_free(m->session_units); + hashmap_free(m->machine_units); hashmap_free(m->session_fds); hashmap_free(m->inhibitor_fds); @@ -172,12 +182,13 @@ void manager_free(Manager *m) { if (m->reserve_vt_fd >= 0) close_nointr_nofail(m->reserve_vt_fd); - strv_free(m->controllers); - strv_free(m->reset_controllers); + if (m->idle_action_fd >= 0) + close_nointr_nofail(m->idle_action_fd); + strv_free(m->kill_only_users); strv_free(m->kill_exclude_users); - free(m->cgroup_path); + free(m->action_job); free(m); } @@ -229,7 +240,7 @@ int manager_add_seat(Manager *m, const char *id, Seat **_seat) { return 0; } -int manager_add_session(Manager *m, User *u, const char *id, Session **_session) { +int manager_add_session(Manager *m, const char *id, Session **_session) { Session *s; assert(m); @@ -243,7 +254,7 @@ int manager_add_session(Manager *m, User *u, const char *id, Session **_session) return 0; } - s = session_new(m, u, id); + s = session_new(m, id); if (!s) return -ENOMEM; @@ -353,6 +364,30 @@ int manager_add_button(Manager *m, const char *name, Button **_button) { return 0; } +int manager_add_machine(Manager *m, const char *name, Machine **_machine) { + Machine *machine; + + assert(m); + assert(name); + + machine = hashmap_get(m->machines, name); + if (machine) { + if (_machine) + *_machine = machine; + + return 0; + } + + machine = machine_new(m, name); + if (!m) + return -ENOMEM; + + if (_machine) + *_machine = machine; + + return 0; +} + int manager_process_seat_device(Manager *m, struct udev_device *d) { Device *device; int r; @@ -449,11 +484,7 @@ int manager_enumerate_devices(Manager *m) { goto finish; } - r = udev_enumerate_add_match_subsystem(e, "graphics"); - if (r < 0) - goto finish; - - r = udev_enumerate_add_match_tag(e, "seat"); + r = udev_enumerate_add_match_tag(e, "master-of-seat"); if (r < 0) goto finish; @@ -496,7 +527,8 @@ int manager_enumerate_buttons(Manager *m) { /* Loads buttons from udev */ if (m->handle_power_key == HANDLE_IGNORE && - m->handle_sleep_key == HANDLE_IGNORE && + m->handle_suspend_key == HANDLE_IGNORE && + m->handle_hibernate_key == HANDLE_IGNORE && m->handle_lid_switch == HANDLE_IGNORE) return 0; @@ -544,7 +576,7 @@ finish: } int manager_enumerate_seats(Manager *m) { - DIR *d; + _cleanup_closedir_ DIR *d = NULL; struct dirent *de; int r = 0; @@ -563,7 +595,7 @@ int manager_enumerate_seats(Manager *m) { return -errno; } - while ((de = readdir(d))) { + FOREACH_DIRENT(de, d, return -errno) { Seat *s; int k; @@ -581,60 +613,16 @@ int manager_enumerate_seats(Manager *m) { r = k; } - closedir(d); - - return r; -} - -static int manager_enumerate_users_from_cgroup(Manager *m) { - int r = 0, k; - char *name; - DIR *d; - - r = cg_enumerate_subgroups(SYSTEMD_CGROUP_CONTROLLER, m->cgroup_path, &d); - if (r < 0) { - if (r == -ENOENT) - return 0; - - log_error("Failed to open %s: %s", m->cgroup_path, strerror(-r)); - return r; - } - - while ((k = cg_read_subgroup(d, &name)) > 0) { - User *user; - - k = manager_add_user_by_name(m, name, &user); - if (k < 0) { - free(name); - r = k; - continue; - } - - user_add_to_gc_queue(user); - - if (!user->cgroup_path) - if (asprintf(&user->cgroup_path, "%s/%s", m->cgroup_path, name) < 0) { - r = -ENOMEM; - free(name); - break; - } - - free(name); - } - - if (r >= 0 && k < 0) - r = k; - - closedir(d); - return r; } static int manager_enumerate_linger_users(Manager *m) { - DIR *d; + _cleanup_closedir_ DIR *d = NULL; struct dirent *de; int r = 0; + assert(m); + d = opendir("/var/lib/systemd/linger"); if (!d) { if (errno == ENOENT) @@ -644,7 +632,7 @@ static int manager_enumerate_linger_users(Manager *m) { return -errno; } - while ((de = readdir(d))) { + FOREACH_DIRENT(de, d, return -errno) { int k; if (!dirent_is_file(de)) @@ -657,27 +645,20 @@ static int manager_enumerate_linger_users(Manager *m) { } } - closedir(d); - return r; } int manager_enumerate_users(Manager *m) { - DIR *d; + _cleanup_closedir_ DIR *d = NULL; struct dirent *de; int r, k; assert(m); - /* First, enumerate user cgroups */ - r = manager_enumerate_users_from_cgroup(m); + /* Add lingering users */ + r = manager_enumerate_linger_users(m); - /* Second, add lingering users on top */ - k = manager_enumerate_linger_users(m); - if (k < 0) - r = k; - - /* Third, read in user data stored on disk */ + /* Read in user data stored on disk */ d = opendir("/run/systemd/users"); if (!d) { if (errno == ENOENT) @@ -687,84 +668,65 @@ int manager_enumerate_users(Manager *m) { return -errno; } - while ((de = readdir(d))) { - uid_t uid; + FOREACH_DIRENT(de, d, return -errno) { User *u; if (!dirent_is_file(de)) continue; - k = parse_uid(de->d_name, &uid); + k = manager_add_user_by_name(m, de->d_name, &u); if (k < 0) { - log_error("Failed to parse file name %s: %s", de->d_name, strerror(-k)); - continue; - } + log_error("Failed to add user by file name %s: %s", de->d_name, strerror(-k)); - u = hashmap_get(m->users, ULONG_TO_PTR(uid)); - if (!u) { - unlinkat(dirfd(d), de->d_name, 0); + r = k; continue; } + user_add_to_gc_queue(u); + k = user_load(u); if (k < 0) r = k; } - closedir(d); - return r; } -static int manager_enumerate_sessions_from_cgroup(Manager *m) { - User *u; - Iterator i; +int manager_enumerate_sessions(Manager *m) { + _cleanup_closedir_ DIR *d = NULL; + struct dirent *de; int r = 0; - HASHMAP_FOREACH(u, m->users, i) { - DIR *d; - char *name; + assert(m); + + /* Read in session data stored on disk */ + d = opendir("/run/systemd/sessions"); + if (!d) { + if (errno == ENOENT) + return 0; + + log_error("Failed to open /run/systemd/sessions: %m"); + return -errno; + } + + FOREACH_DIRENT(de, d, return -errno) { + struct Session *s; int k; - if (!u->cgroup_path) + if (!dirent_is_file(de)) continue; - k = cg_enumerate_subgroups(SYSTEMD_CGROUP_CONTROLLER, u->cgroup_path, &d); + k = manager_add_session(m, de->d_name, &s); if (k < 0) { - if (k == -ENOENT) - continue; + log_error("Failed to add session by file name %s: %s", de->d_name, strerror(-k)); - log_error("Failed to open %s: %s", u->cgroup_path, strerror(-k)); r = k; continue; } - while ((k = cg_read_subgroup(d, &name)) > 0) { - Session *session; - - if (streq(name, "shared")) - continue; - - k = manager_add_session(m, u, name, &session); - if (k < 0) { - free(name); - break; - } - - session_add_to_gc_queue(session); - - if (!session->cgroup_path) - if (asprintf(&session->cgroup_path, "%s/%s", u->cgroup_path, name) < 0) { - k = -ENOMEM; - free(name); - break; - } - - free(name); - } - - closedir(d); + session_add_to_gc_queue(s); + k = session_load(s); if (k < 0) r = k; } @@ -772,86 +734,83 @@ static int manager_enumerate_sessions_from_cgroup(Manager *m) { return r; } -int manager_enumerate_sessions(Manager *m) { - DIR *d; +int manager_enumerate_inhibitors(Manager *m) { + _cleanup_closedir_ DIR *d = NULL; struct dirent *de; int r = 0; assert(m); - /* First enumerate session cgroups */ - r = manager_enumerate_sessions_from_cgroup(m); - - /* Second, read in session data stored on disk */ - d = opendir("/run/systemd/sessions"); + d = opendir("/run/systemd/inhibit"); if (!d) { if (errno == ENOENT) return 0; - log_error("Failed to open /run/systemd/sessions: %m"); + log_error("Failed to open /run/systemd/inhibit: %m"); return -errno; } - while ((de = readdir(d))) { - struct Session *s; + FOREACH_DIRENT(de, d, return -errno) { int k; + Inhibitor *i; if (!dirent_is_file(de)) continue; - s = hashmap_get(m->sessions, de->d_name); - if (!s) { - unlinkat(dirfd(d), de->d_name, 0); + k = manager_add_inhibitor(m, de->d_name, &i); + if (k < 0) { + log_notice("Couldn't add inhibitor %s: %s", de->d_name, strerror(-k)); + r = k; continue; } - k = session_load(s); + k = inhibitor_load(i); if (k < 0) r = k; } - closedir(d); - return r; } -int manager_enumerate_inhibitors(Manager *m) { - DIR *d; +int manager_enumerate_machines(Manager *m) { + _cleanup_closedir_ DIR *d = NULL; struct dirent *de; int r = 0; assert(m); - d = opendir("/run/systemd/inhibit"); + /* Read in machine data stored on disk */ + d = opendir("/run/systemd/machines"); if (!d) { if (errno == ENOENT) return 0; - log_error("Failed to open /run/systemd/inhibit: %m"); + log_error("Failed to open /run/systemd/machines: %m"); return -errno; } - while ((de = readdir(d))) { + FOREACH_DIRENT(de, d, return -errno) { + struct Machine *machine; int k; - Inhibitor *i; if (!dirent_is_file(de)) continue; - k = manager_add_inhibitor(m, de->d_name, &i); + k = manager_add_machine(m, de->d_name, &machine); if (k < 0) { - log_notice("Couldn't add inhibitor %s: %s", de->d_name, strerror(-k)); + log_error("Failed to add machine by file name %s: %s", de->d_name, strerror(-k)); + r = k; continue; } - k = inhibitor_load(i); + machine_add_to_gc_queue(machine); + + k = machine_load(machine); if (k < 0) r = k; } - closedir(d); - return r; } @@ -1017,114 +976,67 @@ static int manager_reserve_vt(Manager *m) { return 0; } -int manager_get_session_by_cgroup(Manager *m, const char *cgroup, Session **session) { +int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session) { + _cleanup_free_ char *unit = NULL; Session *s; - char *p; + int r; assert(m); - assert(cgroup); + assert(pid >= 1); assert(session); - s = hashmap_get(m->session_cgroups, cgroup); - if (s) { - *session = s; - return 1; - } - - p = strdup(cgroup); - if (!p) - return log_oom(); - - for (;;) { - char *e; - - e = strrchr(p, '/'); - if (!e || e == p) { - free(p); - *session = NULL; - return 0; - } + r = cg_pid_get_unit(pid, &unit); + if (r < 0) + return r; - *e = 0; + s = hashmap_get(m->session_units, unit); + if (!s) + return 0; - s = hashmap_get(m->session_cgroups, p); - if (s) { - free(p); - *session = s; - return 1; - } - } + *session = s; + return 1; } -int manager_get_user_by_cgroup(Manager *m, const char *cgroup, User **user) { +int manager_get_user_by_pid(Manager *m, pid_t pid, User **user) { + _cleanup_free_ char *unit = NULL; User *u; - char *p; + int r; assert(m); - assert(cgroup); + assert(pid >= 1); assert(user); - u = hashmap_get(m->user_cgroups, cgroup); - if (u) { - *user = u; - return 1; - } - - p = strdup(cgroup); - if (!p) - return log_oom(); - - for (;;) { - char *e; - - e = strrchr(p, '/'); - if (!e || e == p) { - free(p); - *user = NULL; - return 0; - } + r = cg_pid_get_slice(pid, &unit); + if (r < 0) + return r; - *e = 0; + u = hashmap_get(m->user_units, unit); + if (!u) + return 0; - u = hashmap_get(m->user_cgroups, p); - if (u) { - free(p); - *user = u; - return 1; - } - } + *user = u; + return 1; } -int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session) { - char *p; +int manager_get_machine_by_pid(Manager *m, pid_t pid, Machine **machine) { + _cleanup_free_ char *unit = NULL; + Machine *mm; int r; assert(m); assert(pid >= 1); - assert(session); + assert(machine); - r = cg_get_by_pid(SYSTEMD_CGROUP_CONTROLLER, pid, &p); + r = cg_pid_get_unit(pid, &unit); if (r < 0) return r; - r = manager_get_session_by_cgroup(m, p, session); - free(p); - - return r; -} - -void manager_cgroup_notify_empty(Manager *m, const char *cgroup) { - Session *s; - User *u; - int r; - - r = manager_get_session_by_cgroup(m, cgroup, &s); - if (r > 0) - session_add_to_gc_queue(s); + mm = hashmap_get(m->machine_units, unit); + if (!mm) + return 0; - r = manager_get_user_by_cgroup(m, cgroup, &u); - if (r > 0) - user_add_to_gc_queue(u); + *machine = mm; + return 1; } static void manager_dispatch_other(Manager *m, int fd) { @@ -1164,7 +1076,10 @@ static void manager_dispatch_other(Manager *m, int fd) { static int manager_connect_bus(Manager *m) { DBusError error; int r; - struct epoll_event ev; + struct epoll_event ev = { + .events = EPOLLIN, + .data.u32 = FD_BUS, + }; assert(m); assert(!m->bus); @@ -1183,6 +1098,7 @@ static int manager_connect_bus(Manager *m) { !dbus_connection_register_fallback(m->bus, "/org/freedesktop/login1/seat", &bus_seat_vtable, m) || !dbus_connection_register_fallback(m->bus, "/org/freedesktop/login1/session", &bus_session_vtable, m) || !dbus_connection_register_fallback(m->bus, "/org/freedesktop/login1/user", &bus_user_vtable, m) || + !dbus_connection_register_fallback(m->bus, "/org/freedesktop/login1/machine", &bus_machine_vtable, m) || !dbus_connection_add_filter(m->bus, bus_message_filter, m, NULL)) { r = log_oom(); goto fail; @@ -1190,15 +1106,40 @@ static int manager_connect_bus(Manager *m) { dbus_bus_add_match(m->bus, "type='signal'," - "interface='org.freedesktop.systemd1.Agent'," - "member='Released'," - "path='/org/freedesktop/systemd1/agent'", + "sender='org.freedesktop.systemd1'," + "interface='org.freedesktop.systemd1.Manager'," + "member='JobRemoved'," + "path='/org/freedesktop/systemd1'", + &error); + if (dbus_error_is_set(&error)) { + log_error("Failed to add match for JobRemoved: %s", bus_error_message(&error)); + dbus_error_free(&error); + } + + dbus_bus_add_match(m->bus, + "type='signal'," + "sender='org.freedesktop.systemd1'," + "interface='org.freedesktop.DBus.Properties'," + "member='PropertiesChanged'", &error); if (dbus_error_is_set(&error)) { - log_error("Failed to register match: %s", bus_error_message(&error)); - r = -EIO; - goto fail; + log_error("Failed to add match for PropertiesChanged: %s", bus_error_message(&error)); + dbus_error_free(&error); + } + + r = bus_method_call_with_reply( + m->bus, + "org.freedesktop.systemd1", + "/org/freedesktop/systemd1", + "org.freedesktop.systemd1.Manager", + "Subscribe", + NULL, + &error, + DBUS_TYPE_INVALID); + if (r < 0) { + log_error("Failed to enable subscription: %s", bus_error(&error, r)); + dbus_error_free(&error); } r = dbus_bus_request_name(m->bus, "org.freedesktop.login1", DBUS_NAME_FLAG_DO_NOT_QUEUE, &error); @@ -1220,10 +1161,6 @@ static int manager_connect_bus(Manager *m) { goto fail; } - zero(ev); - ev.events = EPOLLIN; - ev.data.u32 = FD_BUS; - if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->bus_fd, &ev) < 0) goto fail; @@ -1236,7 +1173,10 @@ fail: } static int manager_connect_console(Manager *m) { - struct epoll_event ev; + struct epoll_event ev = { + .events = 0, + .data.u32 = FD_CONSOLE, + }; assert(m); assert(m->console_active_fd < 0); @@ -1261,10 +1201,6 @@ static int manager_connect_console(Manager *m) { return -errno; } - zero(ev); - ev.events = 0; - ev.data.u32 = FD_CONSOLE; - if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->console_active_fd, &ev) < 0) return -errno; @@ -1272,8 +1208,11 @@ static int manager_connect_console(Manager *m) { } static int manager_connect_udev(Manager *m) { - struct epoll_event ev; int r; + struct epoll_event ev = { + .events = EPOLLIN, + .data.u32 = FD_SEAT_UDEV, + }; assert(m); assert(!m->udev_seat_monitor); @@ -1284,11 +1223,7 @@ static int manager_connect_udev(Manager *m) { if (!m->udev_seat_monitor) return -ENOMEM; - r = udev_monitor_filter_add_match_tag(m->udev_seat_monitor, "seat"); - if (r < 0) - return r; - - r = udev_monitor_filter_add_match_subsystem_devtype(m->udev_seat_monitor, "graphics", NULL); + r = udev_monitor_filter_add_match_tag(m->udev_seat_monitor, "master-of-seat"); if (r < 0) return r; @@ -1298,15 +1233,13 @@ static int manager_connect_udev(Manager *m) { m->udev_seat_fd = udev_monitor_get_fd(m->udev_seat_monitor); - zero(ev); - ev.events = EPOLLIN; - ev.data.u32 = FD_SEAT_UDEV; if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->udev_seat_fd, &ev) < 0) return -errno; /* Don't watch keys if nobody cares */ if (m->handle_power_key != HANDLE_IGNORE || - m->handle_sleep_key != HANDLE_IGNORE || + m->handle_suspend_key != HANDLE_IGNORE || + m->handle_hibernate_key != HANDLE_IGNORE || m->handle_lid_switch != HANDLE_IGNORE) { m->udev_button_monitor = udev_monitor_new_from_netlink(m->udev, "udev"); @@ -1365,6 +1298,7 @@ void manager_gc(Manager *m, bool drop_not_started) { Seat *seat; Session *session; User *user; + Machine *machine; assert(m); @@ -1397,6 +1331,16 @@ void manager_gc(Manager *m, bool drop_not_started) { user_free(user); } } + + while ((machine = m->machine_gc_queue)) { + LIST_REMOVE(Machine, gc_queue, m->machine_gc_queue, machine); + machine->in_gc_queue = false; + + if (machine_check_gc(machine, drop_not_started) == 0) { + machine_stop(machine); + machine_free(machine); + } + } } int manager_get_idle_hint(Manager *m, dual_timestamp *t) { @@ -1438,20 +1382,89 @@ int manager_get_idle_hint(Manager *m, dual_timestamp *t) { return idle_hint; } +int manager_dispatch_idle_action(Manager *m) { + struct dual_timestamp since; + struct itimerspec its = {}; + int r; + usec_t n; + + assert(m); + + if (m->idle_action == HANDLE_IGNORE || + m->idle_action_usec <= 0) { + r = 0; + goto finish; + } + + n = now(CLOCK_MONOTONIC); + + r = manager_get_idle_hint(m, &since); + if (r <= 0) + /* Not idle. Let's check if after a timeout it might be idle then. */ + timespec_store(&its.it_value, n + m->idle_action_usec); + else { + /* Idle! Let's see if it's time to do something, or if + * we shall sleep for longer. */ + + if (n >= since.monotonic + m->idle_action_usec && + (m->idle_action_not_before_usec <= 0 || n >= m->idle_action_not_before_usec + m->idle_action_usec)) { + log_info("System idle. Taking action."); + + manager_handle_action(m, 0, m->idle_action, false, false); + m->idle_action_not_before_usec = n; + } + + timespec_store(&its.it_value, MAX(since.monotonic, m->idle_action_not_before_usec) + m->idle_action_usec); + } + + if (m->idle_action_fd < 0) { + struct epoll_event ev = { + .events = EPOLLIN, + .data.u32 = FD_IDLE_ACTION, + }; + + m->idle_action_fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK|TFD_CLOEXEC); + if (m->idle_action_fd < 0) { + log_error("Failed to create idle action timer: %m"); + r = -errno; + goto finish; + } + + if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->idle_action_fd, &ev) < 0) { + log_error("Failed to add idle action timer to epoll: %m"); + r = -errno; + goto finish; + } + } + + if (timerfd_settime(m->idle_action_fd, TFD_TIMER_ABSTIME, &its, NULL) < 0) { + log_error("Failed to reset timerfd: %m"); + r = -errno; + goto finish; + } + + return 0; + +finish: + if (m->idle_action_fd >= 0) { + close_nointr_nofail(m->idle_action_fd); + m->idle_action_fd = -1; + } + + return r; +} int manager_startup(Manager *m) { int r; Seat *seat; Session *session; User *user; Inhibitor *inhibitor; + Machine *machine; Iterator i; assert(m); assert(m->epoll_fd <= 0); - cg_shorten_controllers(m->reset_controllers); - cg_shorten_controllers(m->controllers); - m->epoll_fd = epoll_create1(EPOLL_CLOEXEC); if (m->epoll_fd < 0) return -errno; @@ -1483,6 +1496,7 @@ int manager_startup(Manager *m) { manager_enumerate_sessions(m); manager_enumerate_inhibitors(m); manager_enumerate_buttons(m); + manager_enumerate_machines(m); /* Remove stale objects before we start them */ manager_gc(m, false); @@ -1503,6 +1517,11 @@ int manager_startup(Manager *m) { HASHMAP_FOREACH(inhibitor, m->inhibitors, i) inhibitor_start(inhibitor); + HASHMAP_FOREACH(machine, m->machines, i) + machine_start(machine); + + manager_dispatch_idle_action(m); + return 0; } @@ -1547,11 +1566,11 @@ int manager_run(Manager *m) { manager_gc(m, true); - if (m->delayed_unit) { + if (m->action_what != 0 && !m->action_job) { usec_t x, y; x = now(CLOCK_MONOTONIC); - y = m->delayed_timestamp + m->inhibit_delay_max; + y = m->action_timestamp + m->inhibit_delay_max; msec = x >= y ? 0 : (int) ((y - x) / USEC_PER_MSEC); } @@ -1586,6 +1605,10 @@ int manager_run(Manager *m) { manager_dispatch_console(m); break; + case FD_IDLE_ACTION: + manager_dispatch_idle_action(m); + break; + case FD_BUS: bus_loop_dispatch(m->bus_fd); break; @@ -1600,13 +1623,12 @@ int manager_run(Manager *m) { } static int manager_parse_config_file(Manager *m) { - FILE *f; - const char *fn; + static const char fn[] = "/etc/systemd/logind.conf"; + _cleanup_fclose_ FILE *f = NULL; int r; assert(m); - fn = "/etc/systemd/logind.conf"; f = fopen(fn, "re"); if (!f) { if (errno == ENOENT) @@ -1616,12 +1638,11 @@ static int manager_parse_config_file(Manager *m) { return -errno; } - r = config_parse(fn, f, "Login\0", config_item_perf_lookup, (void*) logind_gperf_lookup, false, m); + 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)); - fclose(f); - return r; } @@ -1642,6 +1663,16 @@ int main(int argc, char *argv[]) { goto finish; } + /* Always create the directories people can create inotify + * watches in. Note that some applications might check for the + * existence of /run/systemd/seats/ to determine whether + * logind is available, so please always make sure this check + * stays in. */ + mkdir_label("/run/systemd/seats", 0755); + mkdir_label("/run/systemd/users", 0755); + mkdir_label("/run/systemd/sessions", 0755); + mkdir_label("/run/systemd/machines", 0755); + m = manager_new(); if (!m) { r = log_oom();