#include "label.h"
#include "sd-daemon.h"
#include "strv.h"
+#include "cgroup-util.h"
#include "conf-parser.h"
#include "bus-util.h"
#include "bus-error.h"
if (!m->kill_exclude_users)
goto fail;
+ m->suspend_mode = NULL;
+ m->suspend_state = strv_new("mem", "standby", "freeze", NULL);
+ if (!m->suspend_state)
+ goto fail;
+ m->hibernate_mode = strv_new("platform", "shutdown", NULL);
+ if (!m->hibernate_mode)
+ goto fail;
+ m->hibernate_state = strv_new("disk", NULL);
+ if (!m->hibernate_state)
+ goto fail;
+ m->hybrid_sleep_mode = strv_new("suspend", "platform", "shutdown", NULL);
+ if (!m->hybrid_sleep_mode)
+ goto fail;
+ m->hybrid_sleep_state = strv_new("disk", NULL);
+ if (!m->hybrid_sleep_state)
+ goto fail;
+
m->udev = udev_new();
if (!m->udev)
goto fail;
sd_event_set_watchdog(m->event, true);
+
return m;
fail:
strv_free(m->kill_only_users);
strv_free(m->kill_exclude_users);
+ strv_free(m->suspend_mode);
+ strv_free(m->suspend_state);
+ strv_free(m->hibernate_mode);
+ strv_free(m->hibernate_state);
+ strv_free(m->hybrid_sleep_mode);
+ strv_free(m->hybrid_sleep_state);
+
free(m);
}
return 0;
}
+static int signal_agent_released(sd_bus *bus, sd_bus_message *message, void *userdata, sd_bus_error *error) {
+ Manager *m = userdata;
+ Session *s;
+ const char *cgroup;
+ int r;
+
+ assert(bus);
+ assert(message);
+ assert(m);
+
+ r = sd_bus_message_read(message, "s", &cgroup);
+ if (r < 0) {
+ bus_log_parse_error(r);
+ return 0;
+ }
+
+ s = hashmap_get(m->sessions, cgroup);
+
+ if (!s) {
+ log_warning("Session not found: %s", cgroup);
+ return 0;
+ }
+
+ session_finalize(s);
+ session_free(s);
+
+ return 0;
+}
+
static int manager_connect_bus(Manager *m) {
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
int r;
if (r < 0)
return log_error_errno(r, "Failed to add manager object vtable: %m");
+ r = sd_bus_add_match(m->bus, NULL,
+ "type='signal',"
+ "interface='org.freedesktop.systemd1.Agent',"
+ "member='Released',"
+ "path='/org/freedesktop/systemd1/agent'",
+ signal_agent_released, 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)
return log_error_errno(r, "Failed to add seat object vtable: %m");
return 0;
}
+static int manager_setup_cgroup(Manager *m) {
+ _cleanup_free_ char *path = NULL;
+ int r;
+
+ assert(m);
+
+ /* 1. Determine hierarchy */
+ free(m->cgroup_root);
+ m->cgroup_root = NULL;
+
+ r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, 0, &m->cgroup_root);
+ if (r < 0)
+ return log_error_errno(r, "Cannot determine cgroup we are running in: %m");
+
+ /* Make sure to store away the root value without trailing
+ * slash, even for the root dir, so that we can easily prepend
+ * it everywhere. */
+ if (streq(m->cgroup_root, "/"))
+ m->cgroup_root[0] = 0;
+
+ /* 2. Show data */
+ r = cg_get_path(SYSTEMD_CGROUP_CONTROLLER, m->cgroup_root, NULL, &path);
+ if (r < 0)
+ return log_error_errno(r, "Cannot find cgroup mount point: %m");
+
+ log_debug("Using cgroup controller " SYSTEMD_CGROUP_CONTROLLER ". File system hierarchy is at %s.", path);
+
+ /* 3. Install agent */
+ r = cg_install_release_agent(SYSTEMD_CGROUP_CONTROLLER, SYSTEMD_CGROUP_AGENT_PATH);
+ if (r < 0)
+ log_warning_errno(r, "Failed to install release agent, ignoring: %m");
+ else if (r > 0)
+ log_debug("Installed release agent.");
+ else
+ log_debug("Release agent already installed.");
+
+ /* 4. Make sure we are in the root cgroup */
+ r = cg_create_and_attach(SYSTEMD_CGROUP_CONTROLLER, m->cgroup_root, 0);
+ if (r < 0)
+ return log_error_errno(r, "Failed to create root cgroup hierarchy: %m");
+
+ /* 5. And pin it, so that it cannot be unmounted */
+ safe_close(m->pin_cgroupfs_fd);
+
+ m->pin_cgroupfs_fd = open(path, O_RDONLY|O_CLOEXEC|O_DIRECTORY|O_NOCTTY|O_NONBLOCK);
+ if (m->pin_cgroupfs_fd < 0)
+ return log_error_errno(errno, "Failed to open pin file: %m");
+
+ return 0;
+}
+
static int manager_connect_console(Manager *m) {
int r;
assert(m);
+ /* Make cgroups */
+ r = manager_setup_cgroup(m);
+ if (r < 0)
+ return r;
+
/* Connect to console */
r = manager_connect_console(m);
if (r < 0)
}
static int manager_parse_config_file(Manager *m) {
+ const char *unit, *logind_conf, *sections;
+ FILE *file;
+ bool relaxed, allow_include, warn;
+
assert(m);
- return config_parse_many("/etc/systemd/logind.conf",
- CONF_DIRS_NULSTR("systemd/logind.conf"),
- "Login\0",
- config_item_perf_lookup, logind_gperf_lookup,
- false, m);
+ unit = NULL;
+ logind_conf = getenv("ELOGIND_CONF_FILE");
+ if (!logind_conf)
+ logind_conf = PKGSYSCONFDIR "/logind.conf";
+ sections = "Login\0Sleep\0";
+ file = NULL;
+ relaxed = false;
+ allow_include = false;
+ warn = true;
+
+ return config_parse(unit, logind_conf, file, sections,
+ config_item_perf_lookup, logind_gperf_lookup,
+ relaxed, allow_include, warn, m);
}
int main(int argc, char *argv[]) {
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) {