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service: properly notice when services with a main process that isn't a child of...
[elogind.git] / src / mount.h
1 /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
2
3 #ifndef foomounthfoo
4 #define foomounthfoo
5
6 /***
7   This file is part of systemd.
8
9   Copyright 2010 Lennart Poettering
10
11   systemd is free software; you can redistribute it and/or modify it
12   under the terms of the GNU General Public License as published by
13   the Free Software Foundation; either version 2 of the License, or
14   (at your option) any later version.
15
16   systemd is distributed in the hope that it will be useful, but
17   WITHOUT ANY WARRANTY; without even the implied warranty of
18   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19   General Public License for more details.
20
21   You should have received a copy of the GNU General Public License
22   along with systemd; If not, see <http://www.gnu.org/licenses/>.
23 ***/
24
25 typedef struct Mount Mount;
26
27 #include "unit.h"
28
29 typedef enum MountState {
30         MOUNT_DEAD,
31         MOUNT_MOUNTING,               /* /bin/mount is running, but the mount is not done yet. */
32         MOUNT_MOUNTING_DONE,          /* /bin/mount is running, and the mount is done. */
33         MOUNT_MOUNTED,
34         MOUNT_REMOUNTING,
35         MOUNT_UNMOUNTING,
36         MOUNT_MOUNTING_SIGTERM,
37         MOUNT_MOUNTING_SIGKILL,
38         MOUNT_REMOUNTING_SIGTERM,
39         MOUNT_REMOUNTING_SIGKILL,
40         MOUNT_UNMOUNTING_SIGTERM,
41         MOUNT_UNMOUNTING_SIGKILL,
42         MOUNT_FAILED,
43         _MOUNT_STATE_MAX,
44         _MOUNT_STATE_INVALID = -1
45 } MountState;
46
47 typedef enum MountExecCommand {
48         MOUNT_EXEC_MOUNT,
49         MOUNT_EXEC_UNMOUNT,
50         MOUNT_EXEC_REMOUNT,
51         _MOUNT_EXEC_COMMAND_MAX,
52         _MOUNT_EXEC_COMMAND_INVALID = -1
53 } MountExecCommand;
54
55 typedef struct MountParameters {
56         char *what;
57         char *options;
58         char *fstype;
59         int passno;
60 } MountParameters;
61
62 struct Mount {
63         Meta meta;
64
65         char *where;
66
67         MountParameters parameters_etc_fstab;
68         MountParameters parameters_proc_self_mountinfo;
69         MountParameters parameters_fragment;
70
71         bool from_etc_fstab:1;
72         bool from_proc_self_mountinfo:1;
73         bool from_fragment:1;
74
75         /* Used while looking for mount points that vanished or got
76          * added from/to /proc/self/mountinfo */
77         bool is_mounted:1;
78         bool just_mounted:1;
79         bool just_changed:1;
80
81         bool failure:1;
82         bool reload_failure:1;
83
84         mode_t directory_mode;
85
86         usec_t timeout_usec;
87
88         ExecCommand exec_command[_MOUNT_EXEC_COMMAND_MAX];
89         ExecContext exec_context;
90
91         MountState state, deserialized_state;
92
93         ExecCommand* control_command;
94         MountExecCommand control_command_id;
95         pid_t control_pid;
96
97         Watch timer_watch;
98 };
99
100 extern const UnitVTable mount_vtable;
101
102 void mount_fd_event(Manager *m, int events);
103
104 const char* mount_state_to_string(MountState i);
105 MountState mount_state_from_string(const char *s);
106
107 const char* mount_exec_command_to_string(MountExecCommand i);
108 MountExecCommand mount_exec_command_from_string(const char *s);
109
110 #endif