X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=manager.h;h=b92680d96c619e5ccd1ad1fb6cbad6293c30442e;hb=be888ebbe6e3b07e7fbf68abbdc73a6f23b76522;hp=c08f3ccde5a9f1e149024f4dd3a71c1e19a101aa;hpb=a66d02c3290008d50b2b52f84cfbf46a546ba831;p=elogind.git
diff --git a/manager.h b/manager.h
index c08f3ccde..b92680d96 100644
--- a/manager.h
+++ b/manager.h
@@ -3,49 +3,156 @@
#ifndef foomanagerhfoo
#define foomanagerhfoo
+/***
+ This file is part of systemd.
+
+ Copyright 2010 Lennart Poettering
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with systemd; If not, see .
+***/
+
#include
#include
#include
+#include
+
typedef struct Manager Manager;
+typedef enum WatchType WatchType;
+typedef struct Watch Watch;
+
+enum WatchType {
+ WATCH_INVALID,
+ WATCH_SIGNAL,
+ WATCH_FD,
+ WATCH_TIMER,
+ WATCH_MOUNT,
+ WATCH_UDEV,
+ WATCH_DBUS_WATCH,
+ WATCH_DBUS_TIMEOUT
+};
+
+struct Watch {
+ int fd;
+ WatchType type;
+ bool fd_is_dupped;
+ union {
+ union Unit *unit;
+ DBusWatch *bus_watch;
+ DBusTimeout *bus_timeout;
+ } data;
+};
-#include "name.h"
+#include "unit.h"
#include "job.h"
#include "hashmap.h"
#include "list.h"
#include "set.h"
+#include "dbus.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 */
+
+ /* Units and jobs that have not yet been announced via
+ * D-Bus. When something about a job changes it is added here
+ * if it is not in there yet. This allows easy coalescing of
+ * D-Bus change signals. */
+ LIST_HEAD(Meta, dbus_unit_queue);
+ LIST_HEAD(Job, dbus_job_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 is_init:1;
+
+ bool request_bus_dispatch: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;
+
+ /* Data specific to the D-Bus subsystem */
+ DBusConnection *bus;
+ Set *subscribed;
};
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_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_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);
+unsigned manager_dispatch_load_queue(Manager *m);
+unsigned manager_dispatch_run_queue(Manager *m);
+unsigned manager_dispatch_dbus_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