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60918275 LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
2 | ||
3 | #ifndef foomanagerhfoo | |
4 | #define foomanagerhfoo | |
5 | ||
6 | #include <stdbool.h> | |
7 | #include <inttypes.h> | |
a66d02c3 | 8 | #include <stdio.h> |
60918275 | 9 | |
ea430986 LP |
10 | #include <dbus/dbus.h> |
11 | ||
60918275 | 12 | typedef struct Manager Manager; |
acbb0225 LP |
13 | typedef enum WatchType WatchType; |
14 | typedef struct Watch Watch; | |
15 | ||
16 | enum WatchType { | |
17 | WATCH_INVALID, | |
ef734fd6 | 18 | WATCH_SIGNAL, |
acbb0225 | 19 | WATCH_FD, |
ef734fd6 | 20 | WATCH_TIMER, |
f94ea366 | 21 | WATCH_MOUNT, |
ea430986 LP |
22 | WATCH_UDEV, |
23 | WATCH_DBUS_WATCH, | |
24 | WATCH_DBUS_TIMEOUT | |
acbb0225 LP |
25 | }; |
26 | ||
27 | struct Watch { | |
28 | int fd; | |
29 | WatchType type; | |
ea430986 LP |
30 | bool fd_is_dupped; |
31 | union { | |
32 | union Unit *unit; | |
33 | DBusWatch *bus_watch; | |
34 | DBusTimeout *bus_timeout; | |
35 | } data; | |
acbb0225 | 36 | }; |
60918275 | 37 | |
87f0e418 | 38 | #include "unit.h" |
60918275 LP |
39 | #include "job.h" |
40 | #include "hashmap.h" | |
41 | #include "list.h" | |
42 | #include "set.h" | |
ea430986 | 43 | #include "dbus.h" |
60918275 | 44 | |
f50e0a01 LP |
45 | #define SPECIAL_DEFAULT_TARGET "default.target" |
46 | #define SPECIAL_SYSLOG_SERVICE "syslog.service" | |
47 | #define SPECIAL_DBUS_SERVICE "messagebus.service" | |
48 | #define SPECIAL_LOGGER_SOCKET "systemd-logger.socket" | |
49 | #define SPECIAL_KBREQUEST_TARGET "kbrequest.target" | |
50 | #define SPECIAL_CTRL_ALT_DEL_TARGET "ctrl-alt-del.target" | |
ce578209 | 51 | |
60918275 LP |
52 | struct Manager { |
53 | uint32_t current_job_id; | |
54 | ||
87f0e418 | 55 | /* Note that the set of units we know of is allowed to be |
87d1515d LP |
56 | * incosistent. However the subset of it that is loaded may |
57 | * not, and the list of jobs may neither. */ | |
58 | ||
87f0e418 LP |
59 | /* Active jobs and units */ |
60 | Hashmap *units; /* name string => Unit object n:1 */ | |
60918275 LP |
61 | Hashmap *jobs; /* job id => Job object 1:1 */ |
62 | ||
ef734fd6 LP |
63 | /* To make it easy to iterate through the units of a specific |
64 | * type we maintain a per type linked list */ | |
65 | LIST_HEAD(Meta, units_per_type[_UNIT_TYPE_MAX]); | |
66 | ||
87f0e418 | 67 | /* Units that need to be loaded */ |
60918275 LP |
68 | LIST_HEAD(Meta, load_queue); /* this is actually more a stack than a queue, but uh. */ |
69 | ||
034c6ed7 LP |
70 | /* Jobs that need to be run */ |
71 | LIST_HEAD(Job, run_queue); /* more a stack than a queue, too */ | |
72 | ||
e5b5ae50 | 73 | /* Jobs to be added */ |
87f0e418 | 74 | Hashmap *transaction_jobs; /* Unit object => Job object list 1:1 */ |
e5b5ae50 | 75 | JobDependency *transaction_anchor; |
223dabab LP |
76 | |
77 | bool dispatching_load_queue:1; | |
034c6ed7 | 78 | bool dispatching_run_queue:1; |
5cb5a6ff | 79 | |
ea430986 LP |
80 | bool is_init:1; |
81 | ||
82 | bool request_bus_dispatch:1; | |
83 | ||
87f0e418 | 84 | Hashmap *watch_pids; /* pid => Unit object n:1 */ |
9152c765 LP |
85 | |
86 | int epoll_fd; | |
acbb0225 LP |
87 | |
88 | Watch signal_watch; | |
ce578209 | 89 | |
ef734fd6 | 90 | /* Data specific to the device subsystem */ |
25ac040b | 91 | struct udev* udev; |
f94ea366 LP |
92 | struct udev_monitor* udev_monitor; |
93 | Watch udev_watch; | |
ef734fd6 LP |
94 | |
95 | /* Data specific to the mount subsystem */ | |
96 | FILE *proc_self_mountinfo; | |
97 | Watch mount_watch; | |
ea430986 LP |
98 | |
99 | /* Data specific to the D-Bus subsystem */ | |
100 | DBusConnection *bus; | |
60918275 LP |
101 | }; |
102 | ||
103 | Manager* manager_new(void); | |
104 | void manager_free(Manager *m); | |
105 | ||
f50e0a01 LP |
106 | int manager_coldplug(Manager *m); |
107 | ||
60918275 | 108 | Job *manager_get_job(Manager *m, uint32_t id); |
87f0e418 | 109 | Unit *manager_get_unit(Manager *m, const char *name); |
60918275 | 110 | |
ea430986 LP |
111 | int manager_get_unit_from_dbus_path(Manager *m, const char *s, Unit **_u); |
112 | ||
0301abf4 | 113 | int manager_load_unit(Manager *m, const char *path_or_name, Unit **_ret); |
87f0e418 | 114 | int manager_add_job(Manager *m, JobType type, Unit *unit, JobMode mode, bool force, Job **_ret); |
60918275 | 115 | |
87f0e418 | 116 | void manager_dump_units(Manager *s, FILE *f, const char *prefix); |
cea8e32e | 117 | void manager_dump_jobs(Manager *s, FILE *f, const char *prefix); |
a66d02c3 | 118 | |
302d0040 | 119 | void manager_transaction_unlink_job(Manager *m, Job *j); |
e5b5ae50 | 120 | |
7fad411c LP |
121 | void manager_clear_jobs(Manager *m); |
122 | ||
f50e0a01 | 123 | void manager_dispatch_load_queue(Manager *m); |
034c6ed7 | 124 | void manager_dispatch_run_queue(Manager *m); |
f50e0a01 | 125 | |
9152c765 | 126 | int manager_loop(Manager *m); |
83c60c9f | 127 | |
60918275 | 128 | #endif |