#include <stdio.h>
typedef struct Manager Manager;
+typedef enum WatchType WatchType;
+typedef struct Watch Watch;
-#include "name.h"
+enum WatchType {
+ WATCH_INVALID,
+ WATCH_SIGNAL,
+ WATCH_FD,
+ WATCH_TIMER,
+ WATCH_MOUNT,
+ WATCH_UDEV
+};
+
+struct Watch {
+ int fd;
+ WatchType type;
+ union Unit *unit;
+};
+
+#include "unit.h"
#include "job.h"
#include "hashmap.h"
#include "list.h"
#include "set.h"
+#define SPECIAL_DEFAULT_TARGET "default.target"
+#define SPECIAL_SYSLOG_SERVICE "syslog.service"
+#define SPECIAL_DBUS_SERVICE "messagebus.service"
+#define SPECIAL_LOGGER_SOCKET "systemd-logger.socket"
+#define SPECIAL_KBREQUEST_TARGET "kbrequest.target"
+#define SPECIAL_CTRL_ALT_DEL_TARGET "ctrl-alt-del.target"
+
struct Manager {
uint32_t current_job_id;
- /* Note that the set of names we know of is allowed to be
+ /* Note that the set of units we know of is allowed to be
* incosistent. However the subset of it that is loaded may
* not, and the list of jobs may neither. */
- /* Active jobs and names */
- Hashmap *names; /* name string => Name object n:1 */
+ /* Active jobs and units */
+ Hashmap *units; /* name string => Unit object n:1 */
Hashmap *jobs; /* job id => Job object 1:1 */
- /* Names that need to be loaded */
+ /* To make it easy to iterate through the units of a specific
+ * type we maintain a per type linked list */
+ LIST_HEAD(Meta, units_per_type[_UNIT_TYPE_MAX]);
+
+ /* Units that need to be loaded */
LIST_HEAD(Meta, load_queue); /* this is actually more a stack than a queue, but uh. */
- /* Jobs to be added resp. removed. */
- Hashmap *jobs_to_add; /* Name object => Job object 1:1 */
- Set *jobs_to_remove;
+ /* Jobs that need to be run */
+ LIST_HEAD(Job, run_queue); /* more a stack than a queue, too */
+
+ /* 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;
+
+ Hashmap *watch_pids; /* pid => Unit object n:1 */
+
+ int epoll_fd;
+
+ Watch signal_watch;
+
+ /* Data specific to the device subsystem */
+ struct udev* udev;
+ struct udev_monitor* udev_monitor;
+ Watch udev_watch;
+
+ /* Data specific to the mount subsystem */
+ FILE *proc_self_mountinfo;
+ Watch mount_watch;
};
Manager* manager_new(void);
void manager_free(Manager *m);
+int manager_coldplug(Manager *m);
+
Job *manager_get_job(Manager *m, uint32_t id);
-Name *manager_get_name(Manager *m, const char *name);
+Unit *manager_get_unit(Manager *m, const char *name);
+
+int manager_load_unit(Manager *m, const char *path_or_name, Unit **_ret);
+int manager_add_job(Manager *m, JobType type, Unit *unit, JobMode mode, bool force, Job **_ret);
+
+void manager_dump_units(Manager *s, FILE *f, const char *prefix);
+void manager_dump_jobs(Manager *s, FILE *f, const char *prefix);
+
+void manager_transaction_unlink_job(Manager *m, Job *j);
+
+void manager_clear_jobs(Manager *m);
-int manager_load_name(Manager *m, const char *name, Name **_ret);
-int manager_add_job(Manager *m, JobType job, Name *name, JobMode mode, Job **_ret);
+void manager_dispatch_load_queue(Manager *m);
+void manager_dispatch_run_queue(Manager *m);
-void manager_dump_names(Manager *s, FILE *f);
-void manager_dump_jobs(Manager *s, FILE *f);
+int manager_loop(Manager *m);
#endif