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->machine_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->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->machines ||
- !m->user_cgroups || !m->session_cgroups || !m->machine_cgroups ||
+ if (!m->devices || !m->seats || !m->sessions || !m->users || !m->inhibitors || !m->buttons ||
+ !m->user_units || !m->session_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;
}
return NULL;
}
- if (cg_get_root_path(&m->cgroup_root) < 0) {
- manager_free(m);
- return NULL;
- }
-
- if (streq(m->cgroup_root, "/"))
- m->cgroup_root[0] = 0;
-
return m;
}
Seat *s;
Inhibitor *i;
Button *b;
- Machine *machine;
assert(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->machine_cgroups);
+ hashmap_free(m->user_units);
+ hashmap_free(m->session_units);
hashmap_free(m->session_fds);
hashmap_free(m->inhibitor_fds);
if (m->idle_action_fd >= 0)
close_nointr_nofail(m->idle_action_fd);
- strv_free(m->controllers);
- strv_free(m->reset_controllers);
strv_free(m->kill_only_users);
strv_free(m->kill_exclude_users);
free(m->action_job);
-
- free(m->cgroup_root);
free(m);
}
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;
return r;
}
-int manager_enumerate_machines(Manager *m) {
- _cleanup_closedir_ DIR *d = NULL;
- struct dirent *de;
- int r = 0;
-
- assert(m);
-
- /* 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/machines: %m");
- return -errno;
- }
-
- FOREACH_DIRENT(de, d, return -errno) {
- struct Machine *machine;
- int k;
-
- if (!dirent_is_file(de))
- continue;
-
- k = manager_add_machine(m, de->d_name, &machine);
- if (k < 0) {
- log_error("Failed to add machine by file name %s: %s", de->d_name, strerror(-k));
-
- r = k;
- continue;
- }
-
- machine_add_to_gc_queue(machine);
-
- k = machine_load(machine);
- if (k < 0)
- r = k;
- }
-
- return r;
-}
-
int manager_dispatch_seat_udev(Manager *m) {
struct udev_device *d;
int r;
return 0;
}
-int manager_get_session_by_cgroup(Manager *m, const char *cgroup, Session **session) {
- Session *s;
- char *p;
-
- assert(m);
- assert(cgroup);
- assert(session);
-
- s = hashmap_get(m->session_cgroups, cgroup);
- if (s) {
- *session = s;
- return 1;
- }
-
- p = strdupa(cgroup);
-
- for (;;) {
- char *e;
-
- e = strrchr(p, '/');
- if (!e || e == p) {
- *session = NULL;
- return 0;
- }
-
- *e = 0;
-
- s = hashmap_get(m->session_cgroups, p);
- if (s) {
- *session = s;
- return 1;
- }
- }
-}
-
-int manager_get_user_by_cgroup(Manager *m, const char *cgroup, User **user) {
- User *u;
- char *p;
-
- assert(m);
- assert(cgroup);
- assert(user);
-
- u = hashmap_get(m->user_cgroups, cgroup);
- if (u) {
- *user = u;
- return 1;
- }
-
- p = strdupa(cgroup);
- if (!p)
- return log_oom();
-
- for (;;) {
- char *e;
-
- e = strrchr(p, '/');
- if (!e || e == p) {
- *user = NULL;
- return 0;
- }
-
- *e = 0;
-
- u = hashmap_get(m->user_cgroups, p);
- if (u) {
- *user = u;
- return 1;
- }
- }
-}
-
-int manager_get_machine_by_cgroup(Manager *m, const char *cgroup, Machine **machine) {
- Machine *u;
- char *p;
-
- assert(m);
- assert(cgroup);
- assert(machine);
-
- u = hashmap_get(m->machine_cgroups, cgroup);
- if (u) {
- *machine = u;
- return 1;
- }
-
- p = strdupa(cgroup);
- if (!p)
- return log_oom();
-
- for (;;) {
- char *e;
-
- e = strrchr(p, '/');
- if (!e || e == p) {
- *machine = NULL;
- return 0;
- }
-
- *e = 0;
-
- u = hashmap_get(m->machine_cgroups, p);
- if (u) {
- *machine = u;
- return 1;
- }
- }
-}
-
int manager_get_session_by_pid(Manager *m, pid_t pid, Session **session) {
- _cleanup_free_ char *p = NULL;
+ _cleanup_free_ char *unit = NULL;
+ Session *s;
int r;
assert(m);
assert(pid >= 1);
assert(session);
- r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &p);
+ r = cg_pid_get_unit(pid, &unit);
if (r < 0)
return r;
- return manager_get_session_by_cgroup(m, p, session);
+ s = hashmap_get(m->session_units, unit);
+ if (!s)
+ return 0;
+
+ *session = s;
+ return 1;
}
int manager_get_user_by_pid(Manager *m, pid_t pid, User **user) {
- _cleanup_free_ char *p = NULL;
+ _cleanup_free_ char *unit = NULL;
+ User *u;
int r;
assert(m);
assert(pid >= 1);
assert(user);
- r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &p);
- if (r < 0)
- return r;
-
- return manager_get_user_by_cgroup(m, p, user);
-}
-
-int manager_get_machine_by_pid(Manager *m, pid_t pid, Machine **machine) {
- _cleanup_free_ char *p = NULL;
- int r;
-
- assert(m);
- assert(pid >= 1);
- assert(machine);
-
- r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &p);
+ r = cg_pid_get_slice(pid, &unit);
if (r < 0)
return r;
- return manager_get_machine_by_cgroup(m, p, machine);
-}
-
-void manager_cgroup_notify_empty(Manager *m, const char *cgroup) {
- Machine *machine;
- Session *s;
- User *u;
- int r;
-
- r = manager_get_session_by_cgroup(m, cgroup, &s);
- if (r > 0)
- session_add_to_gc_queue(s);
-
- r = manager_get_user_by_cgroup(m, cgroup, &u);
- if (r > 0)
- user_add_to_gc_queue(u);
+ u = hashmap_get(m->user_units, unit);
+ if (!u)
+ return 0;
- r = manager_get_machine_by_cgroup(m, cgroup, &machine);
- if (r > 0)
- machine_add_to_gc_queue(machine);
+ *user = u;
+ return 1;
}
static void manager_dispatch_other(Manager *m, int fd) {
!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;
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.systemd1.Manager',"
+ "member='UnitRemoved',"
+ "path='/org/freedesktop/systemd1'",
+ &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 UnitRemoved: %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 add match for PropertiesChanged: %s", bus_error_message(&error));
+ dbus_error_free(&error);
+ }
+
+ dbus_bus_add_match(m->bus,
+ "type='signal',"
+ "sender='org.freedesktop.systemd1',"
+ "interface='org.freedesktop.systemd1.Manager',"
+ "member='Reloading',"
+ "path='/org/freedesktop/systemd1'",
+ &error);
+ if (dbus_error_is_set(&error)) {
+ log_error("Failed to add match for Reloading: %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);
Seat *seat;
Session *session;
User *user;
- Machine *machine;
assert(m);
if (session_check_gc(session, drop_not_started) == 0) {
session_stop(session);
+ session_finalize(session);
session_free(session);
}
}
if (user_check_gc(user, drop_not_started) == 0) {
user_stop(user);
+ user_finalize(user);
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) {
return idle_hint;
}
+bool manager_shall_kill(Manager *m, const char *user) {
+ assert(m);
+ assert(user);
+
+ if (!m->kill_user_processes)
+ return false;
+
+ if (strv_contains(m->kill_exclude_users, user))
+ return false;
+
+ if (strv_isempty(m->kill_only_users))
+ return true;
+
+ return strv_contains(m->kill_only_users, user);
+}
+
int manager_dispatch_idle_action(Manager *m) {
struct dual_timestamp since;
struct itimerspec its = {};
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;
return r;
/* Deserialize state */
- manager_enumerate_devices(m);
- manager_enumerate_seats(m);
- manager_enumerate_users(m);
- manager_enumerate_sessions(m);
- manager_enumerate_inhibitors(m);
- manager_enumerate_buttons(m);
- manager_enumerate_machines(m);
+ r = manager_enumerate_devices(m);
+ if (r < 0)
+ log_warning("Device enumeration failed: %s", strerror(-r));
+
+ r = manager_enumerate_seats(m);
+ if (r < 0)
+ log_warning("Seat enumeration failed: %s", strerror(-r));
+
+ r = manager_enumerate_users(m);
+ if (r < 0)
+ log_warning("User enumeration failed: %s", strerror(-r));
+
+ r = manager_enumerate_sessions(m);
+ if (r < 0)
+ log_warning("Session enumeration failed: %s", strerror(-r));
+
+ r = manager_enumerate_inhibitors(m);
+ if (r < 0)
+ log_warning("Inhibitor enumeration failed: %s", strerror(-r));
+
+ r = manager_enumerate_buttons(m);
+ if (r < 0)
+ log_warning("Button enumeration failed: %s", strerror(-r));
/* Remove stale objects before we start them */
manager_gc(m, false);
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;
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) {