mirror of
https://github.com/systemd/systemd
synced 2024-07-21 10:17:21 +00:00
fsck: add initial version of fsck and quotacheck wrappers
This commit is contained in:
parent
688c672501
commit
3d20ed6d51
2
.gitignore
vendored
2
.gitignore
vendored
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@ -1,3 +1,5 @@
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systemd-fsck
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systemd-quotacheck
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systemd-user-sessions
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systemd-shutdown
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systemd-tmpfiles
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34
Makefile.am
34
Makefile.am
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@ -108,7 +108,9 @@ rootlibexec_PROGRAMS = \
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systemd-readahead-collect \
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systemd-readahead-replay \
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systemd-tmpfiles \
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systemd-user-sessions
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systemd-user-sessions \
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systemd-fsck \
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systemd-quotacheck
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noinst_PROGRAMS = \
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test-engine \
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@ -662,7 +664,7 @@ systemd_modules_load_SOURCES = \
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systemd_modules_load_CFLAGS = \
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$(AM_CFLAGS)
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systemd_tmpfiles_LDADD = \
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systemd_modules_load_LDADD = \
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libsystemd-basic.la
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systemd_tmpfiles_SOURCES = \
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@ -671,7 +673,31 @@ systemd_tmpfiles_SOURCES = \
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systemd_tmpfiles_CFLAGS = \
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$(AM_CFLAGS)
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systemd_user_sessions_LDADD = \
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systemd_tmpfiles_LDADD = \
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libsystemd-basic.la
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systemd_fsck_SOURCES = \
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src/fsck.c \
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src/ac-power.c \
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src/dbus-common.c
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systemd_fsck_CFLAGS = \
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$(AM_CFLAGS) \
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$(UDEV_CFLAGS) \
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$(DBUS_CFLAGS)
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systemd_fsck_LDADD = \
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libsystemd-basic.la \
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$(UDEV_LIBS) \
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$(DBUS_LIBS)
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systemd_quotacheck_SOURCES = \
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src/quotacheck.c
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systemd_quotacheck_CFLAGS = \
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$(AM_CFLAGS)
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systemd_quotacheck_LDADD = \
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libsystemd-basic.la
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systemd_user_sessions_SOURCES = \
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@ -681,7 +707,7 @@ systemd_user_sessions_SOURCES = \
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systemd_user_sessions_CFLAGS = \
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$(AM_CFLAGS)
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systemd_modules_load_LDADD = \
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systemd_user_sessions_LDADD = \
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libsystemd-basic.la
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systemd_vconsole_setup_SOURCES = \
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98
src/ac-power.c
Normal file
98
src/ac-power.c
Normal file
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@ -0,0 +1,98 @@
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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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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
|
||||
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 <stdlib.h>
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#include <stdbool.h>
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#include <errno.h>
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#include <string.h>
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#include <libudev.h>
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#include "util.h"
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#include "ac-power.h"
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int on_ac_power(void) {
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int r;
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struct udev *udev;
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struct udev_enumerate *e = NULL;
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struct udev_list_entry *item = NULL, *first = NULL;
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bool found_offline = false, found_online = false;
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if (!(udev = udev_new())) {
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r = -ENOMEM;
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goto finish;
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}
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if (!(e = udev_enumerate_new(udev))) {
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r = -ENOMEM;
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goto finish;
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}
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if (udev_enumerate_add_match_subsystem(e, "power_supply") < 0) {
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r = -EIO;
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goto finish;
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}
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if (udev_enumerate_scan_devices(e) < 0) {
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r = -EIO;
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goto finish;
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}
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first = udev_enumerate_get_list_entry(e);
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udev_list_entry_foreach(item, first) {
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struct udev_device *d;
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const char *type, *online;
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if (!(d = udev_device_new_from_syspath(udev, udev_list_entry_get_name(item)))) {
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r = -ENOMEM;
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goto finish;
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}
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if (!(type = udev_device_get_sysattr_value(d, "type")))
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goto next;
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if (!streq(type, "Mains"))
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goto next;
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if (!(online = udev_device_get_sysattr_value(d, "online")))
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goto next;
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if (streq(online, "1")) {
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found_online = true;
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break;
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} else if (streq(online, "0"))
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found_offline = true;
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next:
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udev_device_unref(d);
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}
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r = found_online || !found_offline;
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finish:
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if (e)
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udev_enumerate_unref(e);
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if (udev)
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udev_unref(udev);
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return r;
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}
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27
src/ac-power.h
Normal file
27
src/ac-power.h
Normal file
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@ -0,0 +1,27 @@
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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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#ifndef fooacpowerhfoo
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#define fooacpowerhfoo
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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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|
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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
|
||||
General Public License for more details.
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|
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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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int on_ac_power(void);
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#endif
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218
src/fsck.c
Normal file
218
src/fsck.c
Normal file
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@ -0,0 +1,218 @@
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/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
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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
|
||||
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.
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You should have received a copy of the GNU General Public License
|
||||
along with systemd; If not, see <http://www.gnu.org/licenses/>.
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***/
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#include <stdio.h>
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#include <stdbool.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include <dbus/dbus.h>
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#include "util.h"
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#include "ac-power.h"
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#include "dbus-common.h"
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#include "special.h"
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static bool arg_skip = false;
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static bool arg_force = false;
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static void start_target(const char *target, bool isolate) {
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DBusMessage *m = NULL, *reply = NULL;
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DBusError error;
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const char *mode;
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DBusConnection *bus = NULL;
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assert(target);
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dbus_error_init(&error);
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if (bus_connect(DBUS_BUS_SYSTEM, &bus, NULL, &error) < 0) {
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log_error("Failed to get D-Bus connection: %s", bus_error_message(&error));
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goto finish;
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}
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if (isolate)
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mode = "isolate";
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else
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mode = "replace";
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log_debug("Running request %s/start/%s", target, mode);
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if (!(m = dbus_message_new_method_call("org.freedesktop.systemd1", "/org/freedesktop/systemd1", "org.freedesktop.systemd1.Manager", "StartUnit"))) {
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log_error("Could not allocate message.");
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goto finish;
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}
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if (!dbus_message_append_args(m,
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DBUS_TYPE_STRING, &target,
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DBUS_TYPE_STRING, &mode,
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DBUS_TYPE_INVALID)) {
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log_error("Could not attach target and flag information to message.");
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goto finish;
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}
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if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
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log_error("Failed to start unit: %s", bus_error_message(&error));
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goto finish;
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}
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finish:
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if (m)
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dbus_message_unref(m);
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if (reply)
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dbus_message_unref(reply);
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if (bus) {
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dbus_connection_flush(bus);
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dbus_connection_close(bus);
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dbus_connection_unref(bus);
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}
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dbus_error_free(&error);
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}
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static int parse_proc_cmdline(void) {
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char *line, *w, *state;
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int r;
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size_t l;
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if ((r = read_one_line_file("/proc/cmdline", &line)) < 0) {
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log_warning("Failed to read /proc/cmdline, ignoring: %s", strerror(-r));
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return 0;
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}
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FOREACH_WORD_QUOTED(w, l, line, state) {
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if (strneq(w, "fsck.mode=auto", l))
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arg_force = arg_skip = false;
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else if (strneq(w, "fsck.mode=force", l))
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arg_force = true;
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else if (strneq(w, "fsck.mode=skip", l))
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arg_skip = true;
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else if (startswith(w, "fsck.mode"))
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log_warning("Invalid fsck.mode= parameter. Ignoring.");
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#ifdef TARGET_FEDORA
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else if (strneq(w, "fastboot", l))
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arg_skip = true;
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else if (strneq(w, "forcefsck", l))
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arg_force = true;
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#endif
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}
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free(line);
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return 0;
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}
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static void test_files(void) {
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||||
if (access("/fastboot", F_OK) >= 0)
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||||
arg_skip = true;
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||||
|
||||
if (access("/forcefsck", F_OK) >= 0)
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arg_force = true;
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}
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int main(int argc, char *argv[]) {
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static const char * cmdline[7];
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int i = 0, r = EXIT_FAILURE, q;
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pid_t pid;
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siginfo_t status;
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|
||||
if (argc != 2) {
|
||||
log_error("This program expects exactly one argument.");
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||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
|
||||
log_parse_environment();
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||||
log_open();
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||||
|
||||
parse_proc_cmdline();
|
||||
test_files();
|
||||
|
||||
if (!arg_force) {
|
||||
if (arg_skip)
|
||||
return 0;
|
||||
|
||||
/* FIXME: only execute necessary fsck's if no AC power present */
|
||||
if (on_ac_power() == 0)
|
||||
return 0;
|
||||
}
|
||||
|
||||
cmdline[i++] = "/sbin/fsck";
|
||||
cmdline[i++] = "-a";
|
||||
cmdline[i++] = "-T";
|
||||
cmdline[i++] = "-C";
|
||||
|
||||
if (arg_force)
|
||||
cmdline[i++] = "-f";
|
||||
|
||||
cmdline[i++] = argv[1];
|
||||
cmdline[i++] = NULL;
|
||||
|
||||
if ((pid = fork()) < 0) {
|
||||
log_error("fork(): %m");
|
||||
goto finish;
|
||||
} else if (pid == 0) {
|
||||
/* Child */
|
||||
execv(cmdline[0], (char**) cmdline);
|
||||
_exit(8); /* Operational error */
|
||||
}
|
||||
|
||||
if ((q = wait_for_terminate(pid, &status)) < 0) {
|
||||
log_error("waitid(): %s", strerror(-q));
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (status.si_code == CLD_KILLED ||
|
||||
status.si_code == CLD_DUMPED) {
|
||||
log_error("fsck terminated by signal %s.", signal_to_string(status.si_status));
|
||||
goto finish;
|
||||
|
||||
} else if (status.si_code != CLD_EXITED) {
|
||||
log_error("fsck failed due to unknown reason.");
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (status.si_status & ~1) {
|
||||
|
||||
if (access("/dev/.systemd/late-fsck", F_OK) >= 0) {
|
||||
log_error("fsck failed with error code %i.", status.si_status);
|
||||
goto finish;
|
||||
}
|
||||
|
||||
if (status.si_status & 2)
|
||||
/* System should be rebooted. */
|
||||
start_target(SPECIAL_REBOOT_TARGET, false);
|
||||
else
|
||||
/* Some other problem */
|
||||
start_target(SPECIAL_EMERGENCY_TARGET, true);
|
||||
|
||||
} else
|
||||
r = EXIT_SUCCESS;
|
||||
|
||||
if (status.si_status & 1)
|
||||
touch("/dev/.systemd/quotacheck");
|
||||
|
||||
finish:
|
||||
return r;
|
||||
}
|
115
src/quotacheck.c
Normal file
115
src/quotacheck.c
Normal file
|
@ -0,0 +1,115 @@
|
|||
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
|
||||
|
||||
/***
|
||||
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 <http://www.gnu.org/licenses/>.
|
||||
***/
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdbool.h>
|
||||
#include <string.h>
|
||||
#include <errno.h>
|
||||
#include <unistd.h>
|
||||
|
||||
#include "util.h"
|
||||
|
||||
static bool arg_skip = false;
|
||||
static bool arg_force = false;
|
||||
|
||||
static int parse_proc_cmdline(void) {
|
||||
char *line, *w, *state;
|
||||
int r;
|
||||
size_t l;
|
||||
|
||||
if ((r = read_one_line_file("/proc/cmdline", &line)) < 0) {
|
||||
log_warning("Failed to read /proc/cmdline, ignoring: %s", strerror(-r));
|
||||
return 0;
|
||||
}
|
||||
|
||||
FOREACH_WORD_QUOTED(w, l, line, state) {
|
||||
|
||||
if (strneq(w, "quotacheck.mode=auto", l))
|
||||
arg_force = arg_skip = false;
|
||||
else if (strneq(w, "quotacheck.mode=force", l))
|
||||
arg_force = true;
|
||||
else if (strneq(w, "quotacheck.mode=skip", l))
|
||||
arg_skip = true;
|
||||
else if (startswith(w, "quotacheck.mode"))
|
||||
log_warning("Invalid quotacheck.mode= parameter. Ignoring.");
|
||||
#ifdef TARGET_FEDORA
|
||||
else if (strneq(w, "forcequotacheck", l))
|
||||
arg_force = true;
|
||||
#endif
|
||||
}
|
||||
|
||||
free(line);
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void test_files(void) {
|
||||
#ifdef TARGET_FEDORA
|
||||
/* This exists only on Fedora */
|
||||
if (access("/forcequoatcheck", F_OK) >= 0)
|
||||
arg_force = true;
|
||||
#endif
|
||||
}
|
||||
|
||||
int main(int argc, char *argv[]) {
|
||||
static const char * const cmdline[] = {
|
||||
"/sbin/quotacheck",
|
||||
"-anug",
|
||||
NULL
|
||||
};
|
||||
|
||||
int r = EXIT_FAILURE;
|
||||
pid_t pid;
|
||||
|
||||
if (argc > 1) {
|
||||
log_error("This program takes no arguments.");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
|
||||
log_parse_environment();
|
||||
log_open();
|
||||
|
||||
parse_proc_cmdline();
|
||||
test_files();
|
||||
|
||||
if (!arg_force) {
|
||||
|
||||
if (arg_skip)
|
||||
return 0;
|
||||
|
||||
if (access("/dev/.systemd/quotacheck", F_OK) < 0)
|
||||
return 0;
|
||||
}
|
||||
|
||||
if ((pid = fork()) < 0) {
|
||||
log_error("fork(): %m");
|
||||
goto finish;
|
||||
} else if (pid == 0) {
|
||||
/* Child */
|
||||
execv(cmdline[0], (char**) cmdline);
|
||||
_exit(1); /* Operational error */
|
||||
}
|
||||
|
||||
r = wait_for_terminate_and_warn("quotacheck", pid) >= 0 ? EXIT_SUCCESS : EXIT_FAILURE;
|
||||
|
||||
finish:
|
||||
return r;
|
||||
}
|
|
@ -223,7 +223,6 @@ static int loopback_list_get(MountPoint **head) {
|
|||
}
|
||||
|
||||
first = udev_enumerate_get_list_entry(e);
|
||||
|
||||
udev_list_entry_foreach(item, first) {
|
||||
MountPoint *lb;
|
||||
struct udev_device *d;
|
||||
|
|
Loading…
Reference in a new issue