#include <stdbool.h>
#include <inttypes.h>
#include <stdio.h>
-
#include <dbus/dbus.h>
+#include "fdset.h"
+
+/* Enforce upper limit how many names we allow */
+#define MANAGER_MAX_NAMES 2048
+
typedef struct Manager Manager;
typedef enum WatchType WatchType;
typedef struct Watch Watch;
+typedef enum ManagerExitCode {
+ MANAGER_RUNNING,
+ MANAGER_EXIT,
+ MANAGER_RELOAD,
+ MANAGER_REEXECUTE,
+ _MANAGER_EXIT_CODE_MAX,
+ _MANAGER_EXIT_CODE_INVALID = -1
+} ManagerExitCode;
+
typedef enum ManagerRunningAs {
MANAGER_INIT, /* root and pid=1 */
MANAGER_SYSTEM, /* root and pid!=1 */
- MANAGER_SESSION, /* non-root */
+ MANAGER_SESSION, /* non-root, for a session */
_MANAGER_RUNNING_AS_MAX,
_MANAGER_RUNNING_AS_INVALID = -1
} ManagerRunningAs;
struct Watch {
int fd;
WatchType type;
- bool fd_is_dupped;
union {
union Unit *unit;
DBusWatch *bus_watch;
DBusTimeout *bus_timeout;
} data;
+ bool fd_is_dupped:1;
+ bool socket_accept:1;
};
#include "unit.h"
#define SPECIAL_DEFAULT_TARGET "default.target"
+/* This is not really intended to be started by directly. This is
+ * mostly so that other targets (reboot/halt/poweroff) can depend on
+ * it to bring all services down that want to be brought down on
+ * system shutdown. */
+#define SPECIAL_SHUTDOWN_TARGET "shutdown.target"
+
#define SPECIAL_LOGGER_SOCKET "systemd-logger.socket"
#define SPECIAL_KBREQUEST_TARGET "kbrequest.target"
#define SPECIAL_RUNLEVEL6_TARGET "runlevel6.target"
struct Manager {
- /* In which mode are we running */
- ManagerRunningAs running_as;
-
uint32_t current_job_id;
/* Note that the set of units we know of is allowed to be
LIST_HEAD(Meta, dbus_unit_queue);
LIST_HEAD(Job, dbus_job_queue);
+ /* Units to remove */
LIST_HEAD(Meta, cleanup_queue);
+ /* Units to check when doing GC */
+ LIST_HEAD(Meta, gc_queue);
+
/* Jobs to be added */
Hashmap *transaction_jobs; /* Unit object => Job object list 1:1 */
JobDependency *transaction_anchor;
- bool dispatching_load_queue:1;
- bool dispatching_run_queue:1;
- bool dispatching_dbus_queue:1;
-
- bool request_api_bus_dispatch:1;
- bool request_system_bus_dispatch:1;
-
- bool utmp_reboot_written:1;
-
Hashmap *watch_pids; /* pid => Unit object n:1 */
+ Watch signal_watch;
+
int epoll_fd;
- Watch signal_watch;
+ unsigned n_snapshots;
char **unit_path;
char **sysvinit_path;
char **sysvrcnd_path;
+ usec_t boot_timestamp;
+
/* Data specific to the device subsystem */
struct udev* udev;
struct udev_monitor* udev_monitor;
/* Data specific to the D-Bus subsystem */
DBusConnection *api_bus, *system_bus;
Set *subscribed;
+ DBusMessage *queued_message; /* This is used during reloading:
+ * before the reload we queue the
+ * reply message here, and
+ * afterwards we send it */
+
+ Hashmap *watch_bus; /* D-Bus names => Unit object n:1 */
+ int32_t name_data_slot;
+
+ /* Data specific to the Automount subsystem */
+ int dev_autofs_fd;
/* Data specific to the cgroup subsystem */
Hashmap *cgroup_bondings; /* path string => CGroupBonding object 1:n */
char *cgroup_controller;
char *cgroup_hierarchy;
- usec_t boot_timestamp;
+ usec_t gc_queue_timestamp;
+
+ int gc_marker;
+ unsigned n_in_gc_queue;
+
+ /* Flags */
+ ManagerRunningAs running_as;
+ ManagerExitCode exit_code:4;
+
+ bool dispatching_load_queue:1;
+ bool dispatching_run_queue:1;
+ bool dispatching_dbus_queue:1;
+
+ bool request_api_bus_dispatch:1;
+ bool request_system_bus_dispatch:1;
+
+ bool utmp_reboot_written:1;
+
+ bool confirm_spawn:1;
};
-int manager_new(ManagerRunningAs running_as, Manager **m);
+int manager_new(ManagerRunningAs running_as, bool confirm_spawn, Manager **m);
void manager_free(Manager *m);
+int manager_enumerate(Manager *m);
int manager_coldplug(Manager *m);
+int manager_startup(Manager *m, FILE *serialization, FDSet *fds);
Job *manager_get_job(Manager *m, uint32_t id);
Unit *manager_get_unit(Manager *m, const char *name);
int manager_get_unit_from_dbus_path(Manager *m, const char *s, Unit **_u);
int manager_get_job_from_dbus_path(Manager *m, const char *s, Job **_j);
-int manager_load_unit(Manager *m, const char *path_or_name, Unit **_ret);
+int manager_load_unit_prepare(Manager *m, const char *name, const char *path, Unit **_ret);
+int manager_load_unit(Manager *m, const char *name, const char *path, Unit **_ret);
int manager_add_job(Manager *m, JobType type, Unit *unit, JobMode mode, bool force, Job **_ret);
int manager_add_job_by_name(Manager *m, JobType type, const char *name, JobMode mode, bool force, Job **_ret);
int manager_loop(Manager *m);
-const char *manager_running_as_to_string(ManagerRunningAs i);
-ManagerRunningAs manager_running_as_from_string(const char *s);
-
void manager_write_utmp_reboot(Manager *m);
-
void manager_write_utmp_runlevel(Manager *m, Unit *t);
+void manager_dispatch_bus_name_owner_changed(Manager *m, const char *name, const char* old_owner, const char *new_owner);
+void manager_dispatch_bus_query_pid_done(Manager *m, const char *name, pid_t pid);
+
+int manager_open_serialization(FILE **_f);
+
+int manager_serialize(Manager *m, FILE *f, FDSet *fds);
+int manager_deserialize(Manager *m, FILE *f, FDSet *fds);
+
+int manager_reload(Manager *m);
+
+const char *manager_running_as_to_string(ManagerRunningAs i);
+ManagerRunningAs manager_running_as_from_string(const char *s);
+
#endif
~ianmdlvl / elogind.git / blobdiff