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137 lines
4.1 KiB
C
137 lines
4.1 KiB
C
/*-*- Mode: C; c-basic-offset: 8 -*-*/
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/***
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This file is part of systemd.
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Copyright 2010 Lennart Poettering
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systemd is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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systemd is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <errno.h>
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#include "unit.h"
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#include "automount.h"
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#include "load-fragment.h"
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#include "load-dropin.h"
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static int automount_init(Unit *u, UnitLoadState *new_state) {
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int r;
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Automount *a = AUTOMOUNT(u);
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assert(a);
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exec_context_init(&a->exec_context);
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/* Load a .automount file */
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if ((r = unit_load_fragment(u, new_state)) < 0)
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return r;
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if (*new_state == UNIT_STUB)
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*new_state = UNIT_LOADED;
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/* Load drop-in directory data */
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if ((r = unit_load_dropin(unit_follow_merge(u))) < 0)
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return r;
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if (*new_state == UNIT_LOADED) {
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if ((r = unit_add_dependency(u, UNIT_BEFORE, UNIT(a->mount))) < 0)
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return r;
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if ((r = unit_add_exec_dependencies(u, &a->exec_context)) < 0)
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return r;
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if ((r = unit_add_default_cgroup(u)) < 0)
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return r;
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}
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return 0;
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}
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static void automount_done(Unit *u) {
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Automount *d = AUTOMOUNT(u);
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assert(d);
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free(d->path);
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}
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static void automount_dump(Unit *u, FILE *f, const char *prefix) {
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static const char* const state_table[_AUTOMOUNT_STATE_MAX] = {
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[AUTOMOUNT_DEAD] = "dead",
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[AUTOMOUNT_START_PRE] = "start-pre",
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[AUTOMOUNT_START_POST] = "start-post",
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[AUTOMOUNT_WAITING] = "waiting",
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[AUTOMOUNT_RUNNING] = "running",
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[AUTOMOUNT_STOP_PRE] = "stop-pre",
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[AUTOMOUNT_STOP_POST] = "stop-post",
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[AUTOMOUNT_MAINTAINANCE] = "maintainance"
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};
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static const char* const command_table[_AUTOMOUNT_EXEC_MAX] = {
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[AUTOMOUNT_EXEC_START_PRE] = "StartPre",
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[AUTOMOUNT_EXEC_START_POST] = "StartPost",
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[AUTOMOUNT_EXEC_STOP_PRE] = "StopPre",
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[AUTOMOUNT_EXEC_STOP_POST] = "StopPost"
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};
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AutomountExecCommand c;
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Automount *s = AUTOMOUNT(u);
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assert(s);
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fprintf(f,
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"%sAutomount State: %s\n"
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"%sPath: %s\n",
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prefix, state_table[s->state],
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prefix, s->path);
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exec_context_dump(&s->exec_context, f, prefix);
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for (c = 0; c < _AUTOMOUNT_EXEC_MAX; c++) {
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ExecCommand *i;
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LIST_FOREACH(command, i, s->exec_command[c])
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fprintf(f, "%s%s: %s\n", prefix, command_table[c], i->path);
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}
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}
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static UnitActiveState automount_active_state(Unit *u) {
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static const UnitActiveState table[_AUTOMOUNT_STATE_MAX] = {
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[AUTOMOUNT_DEAD] = UNIT_INACTIVE,
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[AUTOMOUNT_START_PRE] = UNIT_ACTIVATING,
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[AUTOMOUNT_START_POST] = UNIT_ACTIVATING,
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[AUTOMOUNT_WAITING] = UNIT_ACTIVE,
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[AUTOMOUNT_RUNNING] = UNIT_ACTIVE,
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[AUTOMOUNT_STOP_PRE] = UNIT_DEACTIVATING,
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[AUTOMOUNT_STOP_POST] = UNIT_DEACTIVATING,
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[AUTOMOUNT_MAINTAINANCE] = UNIT_INACTIVE,
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};
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return table[AUTOMOUNT(u)->state];
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}
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const UnitVTable automount_vtable = {
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.suffix = ".mount",
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.init = automount_init,
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.done = automount_done,
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.dump = automount_dump,
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.active_state = automount_active_state
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};
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