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5cb5a6ff LP |
1 | /*-*- Mode: C; c-basic-offset: 8 -*-*/ |
2 | ||
a7334b09 LP |
3 | /*** |
4 | This file is part of systemd. | |
5 | ||
6 | Copyright 2010 Lennart Poettering | |
7 | ||
8 | systemd is free software; you can redistribute it and/or modify it | |
9 | under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | systemd is distributed in the hope that it will be useful, but | |
14 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
16 | General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
20 | ***/ | |
21 | ||
5cb5a6ff LP |
22 | #include <errno.h> |
23 | ||
87f0e418 | 24 | #include "unit.h" |
5cb5a6ff LP |
25 | #include "automount.h" |
26 | #include "load-fragment.h" | |
5cb5a6ff LP |
27 | #include "load-dropin.h" |
28 | ||
23a177ef | 29 | static int automount_init(Unit *u, UnitLoadState *new_state) { |
5cb5a6ff | 30 | int r; |
87f0e418 | 31 | Automount *a = AUTOMOUNT(u); |
5cb5a6ff LP |
32 | |
33 | assert(a); | |
34 | ||
034c6ed7 | 35 | exec_context_init(&a->exec_context); |
5cb5a6ff LP |
36 | |
37 | /* Load a .automount file */ | |
23a177ef | 38 | if ((r = unit_load_fragment(u, new_state)) < 0) |
5cb5a6ff LP |
39 | return r; |
40 | ||
23a177ef LP |
41 | if (*new_state == UNIT_STUB) |
42 | *new_state = UNIT_LOADED; | |
43 | ||
5cb5a6ff | 44 | /* Load drop-in directory data */ |
23a177ef | 45 | if ((r = unit_load_dropin(unit_follow_merge(u))) < 0) |
5cb5a6ff LP |
46 | return r; |
47 | ||
23a177ef LP |
48 | if (*new_state == UNIT_LOADED) { |
49 | ||
50 | if ((r = unit_add_dependency(u, UNIT_BEFORE, UNIT(a->mount))) < 0) | |
51 | return r; | |
52 | ||
53 | if ((r = unit_add_exec_dependencies(u, &a->exec_context)) < 0) | |
54 | return r; | |
55 | ||
56 | if ((r = unit_add_default_cgroup(u)) < 0) | |
57 | return r; | |
58 | } | |
59 | ||
5cb5a6ff LP |
60 | return 0; |
61 | } | |
62 | ||
87f0e418 LP |
63 | static void automount_done(Unit *u) { |
64 | Automount *d = AUTOMOUNT(u); | |
034c6ed7 LP |
65 | |
66 | assert(d); | |
67 | free(d->path); | |
68 | } | |
69 | ||
87f0e418 | 70 | static void automount_dump(Unit *u, FILE *f, const char *prefix) { |
5cb5a6ff LP |
71 | |
72 | static const char* const state_table[_AUTOMOUNT_STATE_MAX] = { | |
73 | [AUTOMOUNT_DEAD] = "dead", | |
74 | [AUTOMOUNT_START_PRE] = "start-pre", | |
75 | [AUTOMOUNT_START_POST] = "start-post", | |
76 | [AUTOMOUNT_WAITING] = "waiting", | |
77 | [AUTOMOUNT_RUNNING] = "running", | |
78 | [AUTOMOUNT_STOP_PRE] = "stop-pre", | |
79 | [AUTOMOUNT_STOP_POST] = "stop-post", | |
80 | [AUTOMOUNT_MAINTAINANCE] = "maintainance" | |
81 | }; | |
82 | ||
83 | static const char* const command_table[_AUTOMOUNT_EXEC_MAX] = { | |
84 | [AUTOMOUNT_EXEC_START_PRE] = "StartPre", | |
85 | [AUTOMOUNT_EXEC_START_POST] = "StartPost", | |
86 | [AUTOMOUNT_EXEC_STOP_PRE] = "StopPre", | |
87 | [AUTOMOUNT_EXEC_STOP_POST] = "StopPost" | |
88 | }; | |
89 | ||
90 | AutomountExecCommand c; | |
87f0e418 | 91 | Automount *s = AUTOMOUNT(u); |
5cb5a6ff LP |
92 | |
93 | assert(s); | |
94 | ||
95 | fprintf(f, | |
96 | "%sAutomount State: %s\n" | |
97 | "%sPath: %s\n", | |
98 | prefix, state_table[s->state], | |
99 | prefix, s->path); | |
100 | ||
101 | exec_context_dump(&s->exec_context, f, prefix); | |
102 | ||
103 | for (c = 0; c < _AUTOMOUNT_EXEC_MAX; c++) { | |
104 | ExecCommand *i; | |
105 | ||
034c6ed7 | 106 | LIST_FOREACH(command, i, s->exec_command[c]) |
5cb5a6ff LP |
107 | fprintf(f, "%s%s: %s\n", prefix, command_table[c], i->path); |
108 | } | |
109 | } | |
110 | ||
87f0e418 LP |
111 | static UnitActiveState automount_active_state(Unit *u) { |
112 | ||
113 | static const UnitActiveState table[_AUTOMOUNT_STATE_MAX] = { | |
114 | [AUTOMOUNT_DEAD] = UNIT_INACTIVE, | |
115 | [AUTOMOUNT_START_PRE] = UNIT_ACTIVATING, | |
116 | [AUTOMOUNT_START_POST] = UNIT_ACTIVATING, | |
117 | [AUTOMOUNT_WAITING] = UNIT_ACTIVE, | |
118 | [AUTOMOUNT_RUNNING] = UNIT_ACTIVE, | |
119 | [AUTOMOUNT_STOP_PRE] = UNIT_DEACTIVATING, | |
120 | [AUTOMOUNT_STOP_POST] = UNIT_DEACTIVATING, | |
121 | [AUTOMOUNT_MAINTAINANCE] = UNIT_INACTIVE, | |
5cb5a6ff LP |
122 | }; |
123 | ||
87f0e418 | 124 | return table[AUTOMOUNT(u)->state]; |
5cb5a6ff LP |
125 | } |
126 | ||
87f0e418 | 127 | const UnitVTable automount_vtable = { |
5cb5a6ff LP |
128 | .suffix = ".mount", |
129 | ||
034c6ed7 LP |
130 | .init = automount_init, |
131 | .done = automount_done, | |
5cb5a6ff | 132 | |
034c6ed7 | 133 | .dump = automount_dump, |
5cb5a6ff | 134 | |
034c6ed7 | 135 | .active_state = automount_active_state |
5cb5a6ff | 136 | }; |