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-rw-r--r--src/grp-initprogs/systemd-quotacheck/Makefile46
-rw-r--r--src/grp-initprogs/systemd-quotacheck/quotacheck.c124
-rw-r--r--src/grp-initprogs/systemd-quotacheck/quotaon.service.in19
-rw-r--r--src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.in20
-rw-r--r--src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.xml94
5 files changed, 303 insertions, 0 deletions
diff --git a/src/grp-initprogs/systemd-quotacheck/Makefile b/src/grp-initprogs/systemd-quotacheck/Makefile
new file mode 100644
index 0000000000..84c7204d38
--- /dev/null
+++ b/src/grp-initprogs/systemd-quotacheck/Makefile
@@ -0,0 +1,46 @@
+# -*- Mode: makefile; indent-tabs-mode: t -*-
+#
+# This file is part of systemd.
+#
+# Copyright 2010-2012 Lennart Poettering
+# Copyright 2010-2012 Kay Sievers
+# Copyright 2013 Zbigniew Jędrzejewski-Szmek
+# Copyright 2013 David Strauss
+# Copyright 2016 Luke Shumaker
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 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
+# Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public License
+# along with systemd; If not, see <http://www.gnu.org/licenses/>.
+include $(dir $(lastword $(MAKEFILE_LIST)))/../../../config.mk
+include $(topsrcdir)/build-aux/Makefile.head.mk
+
+ifneq ($(ENABLE_QUOTACHECK),)
+rootlibexec_PROGRAMS += \
+ systemd-quotacheck
+
+nodist_systemunit_DATA += \
+ units/systemd-quotacheck.service
+
+systemd_quotacheck_SOURCES = \
+ src/quotacheck/quotacheck.c
+
+systemd_quotacheck_LDADD = \
+ libsystemd-shared.la
+endif # ENABLE_QUOTACHECK
+
+EXTRA_DIST += \
+ units/systemd-quotacheck.service.in
+
+nodist_systemunit_DATA += \
+ units/quotaon.service
+
+include $(topsrcdir)/build-aux/Makefile.tail.mk
diff --git a/src/grp-initprogs/systemd-quotacheck/quotacheck.c b/src/grp-initprogs/systemd-quotacheck/quotacheck.c
new file mode 100644
index 0000000000..eadd78c9da
--- /dev/null
+++ b/src/grp-initprogs/systemd-quotacheck/quotacheck.c
@@ -0,0 +1,124 @@
+/***
+ 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 Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <errno.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <sys/prctl.h>
+#include <unistd.h>
+
+#include "systemd-basic/proc-cmdline.h"
+#include "systemd-basic/process-util.h"
+#include "systemd-basic/signal-util.h"
+#include "systemd-basic/string-util.h"
+#include "systemd-basic/util.h"
+
+static bool arg_skip = false;
+static bool arg_force = false;
+
+static int parse_proc_cmdline_item(const char *key, const char *value) {
+
+ if (streq(key, "quotacheck.mode") && value) {
+
+ if (streq(value, "auto"))
+ arg_force = arg_skip = false;
+ else if (streq(value, "force"))
+ arg_force = true;
+ else if (streq(value, "skip"))
+ arg_skip = true;
+ else
+ log_warning("Invalid quotacheck.mode= parameter '%s'. Ignoring.", value);
+ }
+
+#ifdef HAVE_SYSV_COMPAT
+ else if (streq(key, "forcequotacheck") && !value) {
+ log_warning("Please use 'quotacheck.mode=force' rather than 'forcequotacheck' on the kernel command line.");
+ arg_force = true;
+ }
+#endif
+
+ return 0;
+}
+
+static void test_files(void) {
+
+#ifdef HAVE_SYSV_COMPAT
+ if (access("/forcequotacheck", F_OK) >= 0) {
+ log_error("Please pass 'quotacheck.mode=force' on the kernel command line rather than creating /forcequotacheck on the root file system.");
+ arg_force = true;
+ }
+#endif
+}
+
+int main(int argc, char *argv[]) {
+
+ static const char * const cmdline[] = {
+ QUOTACHECK,
+ "-anug",
+ NULL
+ };
+
+ pid_t pid;
+ int r;
+
+ if (argc > 1) {
+ log_error("This program takes no arguments.");
+ return EXIT_FAILURE;
+ }
+
+ log_set_target(LOG_TARGET_AUTO);
+ log_parse_environment();
+ log_open();
+
+ umask(0022);
+
+ r = parse_proc_cmdline(parse_proc_cmdline_item);
+ if (r < 0)
+ log_warning_errno(r, "Failed to parse kernel command line, ignoring: %m");
+
+ test_files();
+
+ if (!arg_force) {
+ if (arg_skip)
+ return EXIT_SUCCESS;
+
+ if (access("/run/systemd/quotacheck", F_OK) < 0)
+ return EXIT_SUCCESS;
+ }
+
+ pid = fork();
+ if (pid < 0) {
+ log_error_errno(errno, "fork(): %m");
+ return EXIT_FAILURE;
+ } else if (pid == 0) {
+
+ /* Child */
+
+ (void) reset_all_signal_handlers();
+ (void) reset_signal_mask();
+ assert_se(prctl(PR_SET_PDEATHSIG, SIGTERM) == 0);
+
+ execv(cmdline[0], (char**) cmdline);
+ _exit(1); /* Operational error */
+ }
+
+ r = wait_for_terminate_and_warn("quotacheck", pid, true);
+
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+}
diff --git a/src/grp-initprogs/systemd-quotacheck/quotaon.service.in b/src/grp-initprogs/systemd-quotacheck/quotaon.service.in
new file mode 100644
index 0000000000..7d59a40195
--- /dev/null
+++ b/src/grp-initprogs/systemd-quotacheck/quotaon.service.in
@@ -0,0 +1,19 @@
+# This file is part of systemd.
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+
+[Unit]
+Description=Enable File System Quotas
+Documentation=man:quotaon(8)
+DefaultDependencies=no
+After=systemd-quotacheck.service
+Before=local-fs.target shutdown.target
+ConditionPathExists=@QUOTAON@
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=@QUOTAON@ -aug
diff --git a/src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.in b/src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.in
new file mode 100644
index 0000000000..5cb9bc3bc9
--- /dev/null
+++ b/src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.in
@@ -0,0 +1,20 @@
+# This file is part of systemd.
+#
+# systemd is free software; you can redistribute it and/or modify it
+# under the terms of the GNU Lesser General Public License as published by
+# the Free Software Foundation; either version 2.1 of the License, or
+# (at your option) any later version.
+
+[Unit]
+Description=File System Quota Check
+Documentation=man:systemd-quotacheck.service(8)
+DefaultDependencies=no
+After=systemd-remount-fs.service
+Before=local-fs.target shutdown.target
+ConditionPathExists=@QUOTACHECK@
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+ExecStart=@rootlibexecdir@/systemd-quotacheck
+TimeoutSec=0
diff --git a/src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.xml b/src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.xml
new file mode 100644
index 0000000000..9d4976274e
--- /dev/null
+++ b/src/grp-initprogs/systemd-quotacheck/systemd-quotacheck.service.xml
@@ -0,0 +1,94 @@
+<?xml version="1.0"?>
+<!--*-nxml-*-->
+<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook XML V4.2//EN" "http://www.oasis-open.org/docbook/xml/4.2/docbookx.dtd">
+<!--
+ This file is part of systemd.
+
+ Copyright 2012 Lennart Poettering
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+-->
+<refentry id="systemd-quotacheck.service" conditional='ENABLE_QUOTACHECK'>
+
+ <refentryinfo>
+ <title>systemd-quotacheck.service</title>
+ <productname>systemd</productname>
+
+ <authorgroup>
+ <author>
+ <contrib>Developer</contrib>
+ <firstname>Lennart</firstname>
+ <surname>Poettering</surname>
+ <email>lennart@poettering.net</email>
+ </author>
+ </authorgroup>
+ </refentryinfo>
+
+ <refmeta>
+ <refentrytitle>systemd-quotacheck.service</refentrytitle>
+ <manvolnum>8</manvolnum>
+ </refmeta>
+
+ <refnamediv>
+ <refname>systemd-quotacheck.service</refname>
+ <refname>systemd-quotacheck</refname>
+ <refpurpose>File system quota checker logic</refpurpose>
+ </refnamediv>
+
+ <refsynopsisdiv>
+ <para><filename>systemd-quotacheck.service</filename></para>
+ <para><filename>/usr/lib/systemd/systemd-quotacheck</filename></para>
+ </refsynopsisdiv>
+
+ <refsect1>
+ <title>Description</title>
+
+ <para><filename>systemd-quotacheck.service</filename> is a service
+ responsible for file system quota checks. It is run once at boot
+ after all necessary file systems are mounted. It is pulled in only
+ if at least one file system has quotas enabled.</para>
+ </refsect1>
+
+ <refsect1>
+ <title>Kernel Command Line</title>
+
+ <para><filename>systemd-quotacheck</filename> understands one
+ kernel command line parameter:</para>
+
+ <variablelist class='kernel-commandline-options'>
+ <varlistentry>
+ <term><varname>quotacheck.mode=</varname></term>
+
+ <listitem><para>One of <literal>auto</literal>,
+ <literal>force</literal>, <literal>skip</literal>. Controls
+ the mode of operation. The default is <literal>auto</literal>,
+ and ensures that file system quota checks are done when the
+ file system quota checker deems them necessary.
+ <literal>force</literal> unconditionally results in full file
+ system quota checks. <literal>skip</literal> skips any file
+ system quota checks.</para></listitem>
+ </varlistentry>
+ </variablelist>
+ </refsect1>
+
+ <refsect1>
+ <title>See Also</title>
+ <para>
+ <citerefentry><refentrytitle>systemd</refentrytitle><manvolnum>1</manvolnum></citerefentry>,
+ <citerefentry project='die-net'><refentrytitle>quotacheck</refentrytitle><manvolnum>8</manvolnum></citerefentry>,
+ <citerefentry><refentrytitle>systemd-fsck@.service</refentrytitle><manvolnum>8</manvolnum></citerefentry>
+ </para>
+ </refsect1>
+
+</refentry>