2b0345165e
Instead of looping and sending multiple signals to child processes in cgroup_cleanup, we send sigterm followed by sleeping one second then sigkill. This brings us more in line with systemd's "control group" killmode setting. Also, this commit includes several shellcheck cleanups.
395 lines
8.8 KiB
Bash
395 lines
8.8 KiB
Bash
#!@SHELL@
|
|
# Shell wrapper for openrc-run
|
|
|
|
# Copyright (c) 2007-2015 The OpenRC Authors.
|
|
# See the Authors file at the top-level directory of this distribution and
|
|
# https://github.com/OpenRC/openrc/blob/master/AUTHORS
|
|
#
|
|
# This file is part of OpenRC. It is subject to the license terms in
|
|
# the LICENSE file found in the top-level directory of this
|
|
# distribution and at https://github.com/OpenRC/openrc/blob/master/LICENSE
|
|
# This file may not be copied, modified, propagated, or distributed
|
|
# except according to the terms contained in the LICENSE file.
|
|
|
|
verify_boot()
|
|
{
|
|
if [ ! -e ${RC_SVCDIR}/softlevel ]; then
|
|
eerror "You are attempting to run an openrc service on a"
|
|
eerror "system which openrc did not boot."
|
|
eerror "You may be inside a chroot or you may have used"
|
|
eerror "another initialization system to boot this system."
|
|
eerror "In this situation, you will get unpredictable results!"
|
|
eerror
|
|
eerror "If you really want to do this, issue the following command:"
|
|
eerror "touch ${RC_SVCDIR}/softlevel"
|
|
exit 1
|
|
fi
|
|
return 0
|
|
}
|
|
|
|
sourcex()
|
|
{
|
|
if [ "$1" = "-e" ]; then
|
|
shift
|
|
[ -e "$1" ] || return 1
|
|
fi
|
|
if ! . "$1"; then
|
|
eerror "$RC_SVCNAME: error loading $1"
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
sourcex "@LIBEXECDIR@/sh/functions.sh"
|
|
sourcex "@LIBEXECDIR@/sh/rc-functions.sh"
|
|
case $RC_SYS in
|
|
PREFIX|SYSTEMD-NSPAWN) ;;
|
|
*) sourcex -e "@LIBEXECDIR@/sh/rc-cgroup.sh";;
|
|
esac
|
|
|
|
# Support LiveCD foo
|
|
if sourcex -e "/sbin/livecd-functions.sh"; then
|
|
livecd_read_commandline
|
|
fi
|
|
|
|
if [ -z "$1" -o -z "$2" ]; then
|
|
eerror "$RC_SVCNAME: not enough arguments"
|
|
exit 1
|
|
fi
|
|
|
|
# So daemons know where to recall us if needed
|
|
RC_SERVICE="$1" ; export RC_SERVICE
|
|
shift
|
|
|
|
# Compat
|
|
SVCNAME=$RC_SVCNAME ; export SVCNAME
|
|
|
|
# Dependency function
|
|
config() {
|
|
[ -n "$*" ] && echo "config $*"
|
|
}
|
|
need() {
|
|
[ -n "$*" ] && echo "need $*"
|
|
}
|
|
use() {
|
|
[ -n "$*" ] && echo "use $*"
|
|
}
|
|
want() {
|
|
[ -n "$*" ] && echo "want $*"
|
|
}
|
|
before() {
|
|
[ -n "$*" ] && echo "before $*"
|
|
}
|
|
after() {
|
|
[ -n "$*" ] && echo "after $*"
|
|
}
|
|
provide() {
|
|
[ -n "$*" ] && echo "provide $*"
|
|
}
|
|
keyword() {
|
|
local c x
|
|
set -- $*
|
|
while [ -n "$*" ]; do
|
|
case "$1" in
|
|
-containers) x="$(_get_containers)" ;;
|
|
!-containers) x="$(_get_containers_remove)" ;;
|
|
*) x=$1 ;;
|
|
esac
|
|
c="${c}${x} "
|
|
shift
|
|
done
|
|
[ -n "$c" ] && echo "keyword $c"
|
|
}
|
|
|
|
# Describe the init script to the user
|
|
describe()
|
|
{
|
|
if [ -n "$description" ]; then
|
|
einfo "$description"
|
|
else
|
|
ewarn "No description for $RC_SVCNAME"
|
|
fi
|
|
|
|
local svc= desc=
|
|
for svc in ${extra_commands:-$opts} $extra_started_commands \
|
|
$extra_stopped_commands; do
|
|
eval desc=\$description_$svc
|
|
if [ -n "$desc" ]; then
|
|
einfo "$HILITE$svc$NORMAL: $desc"
|
|
else
|
|
ewarn "$HILITE$svc$NORMAL: no description"
|
|
fi
|
|
done
|
|
}
|
|
|
|
# Report status
|
|
_status()
|
|
{
|
|
if service_stopping; then
|
|
ewarn "status: stopping"
|
|
return 4
|
|
elif service_starting; then
|
|
ewarn "status: starting"
|
|
return 8
|
|
elif service_inactive; then
|
|
ewarn "status: inactive"
|
|
return 16
|
|
elif service_started; then
|
|
if service_crashed; then
|
|
eerror "status: crashed"
|
|
return 32
|
|
fi
|
|
einfo "status: started"
|
|
return 0
|
|
else
|
|
einfo "status: stopped"
|
|
return 3
|
|
fi
|
|
}
|
|
|
|
# These functions select the appropriate function to call from the
|
|
# supervisor modules
|
|
default_start()
|
|
{
|
|
local func=ssd_start
|
|
case "$supervisor" in
|
|
runit) func=runit_start ;;
|
|
s6) func=s6_start ;;
|
|
supervise-daemon) func=supervise_start ;;
|
|
?*)
|
|
ewarn "Invalid supervisor, \"$supervisor\", using start-stop-daemon"
|
|
;;
|
|
esac
|
|
$func
|
|
}
|
|
|
|
default_stop()
|
|
{
|
|
local func=ssd_stop
|
|
case "$supervisor" in
|
|
runit) func=runit_stop ;;
|
|
s6) func=s6_stop ;;
|
|
supervise-daemon) func=supervise_stop ;;
|
|
?*)
|
|
ewarn "Invalid supervisor, \"$supervisor\", using start-stop-daemon"
|
|
;;
|
|
esac
|
|
$func
|
|
}
|
|
|
|
default_status()
|
|
{
|
|
local func=ssd_status
|
|
case "$supervisor" in
|
|
runit) func=runit_status ;;
|
|
s6) func=s6_status ;;
|
|
supervise-daemon) func=supervise_status ;;
|
|
?*)
|
|
ewarn "Invalid supervisor, \"$supervisor\", using start-stop-daemon"
|
|
;;
|
|
esac
|
|
$func
|
|
}
|
|
|
|
# Template start / stop / status functions
|
|
# package init scripts may override these, but the bodies are as minimal as
|
|
# possible, so that the init scripts can creatively wrap default_*
|
|
# functions.
|
|
start()
|
|
{
|
|
default_start
|
|
}
|
|
|
|
stop()
|
|
{
|
|
default_stop
|
|
}
|
|
|
|
status()
|
|
{
|
|
default_status
|
|
}
|
|
|
|
# Start debug output
|
|
yesno $RC_DEBUG && set -x
|
|
|
|
# Load configuration settings. First the global ones, then any
|
|
# service-specific settings.
|
|
sourcex -e "@SYSCONFDIR@/rc.conf"
|
|
if [ -d "@SYSCONFDIR@/rc.conf.d" ]; then
|
|
for _f in "@SYSCONFDIR@"/rc.conf.d/*.conf; do
|
|
sourcex -e "$_f"
|
|
done
|
|
fi
|
|
|
|
_conf_d=${RC_SERVICE%/*}/../conf.d
|
|
# If we're net.eth0 or openvpn.work then load net or openvpn config
|
|
_c=${RC_SVCNAME%%.*}
|
|
if [ -n "$_c" -a "$_c" != "$RC_SVCNAME" ]; then
|
|
if ! sourcex -e "$_conf_d/$_c.$RC_RUNLEVEL"; then
|
|
sourcex -e "$_conf_d/$_c"
|
|
fi
|
|
fi
|
|
unset _c
|
|
|
|
# Overlay with our specific config
|
|
if ! sourcex -e "$_conf_d/$RC_SVCNAME.$RC_RUNLEVEL"; then
|
|
sourcex -e "$_conf_d/$RC_SVCNAME"
|
|
fi
|
|
unset _conf_d
|
|
|
|
# load service supervisor functions
|
|
sourcex "@LIBEXECDIR@/sh/runit.sh"
|
|
sourcex "@LIBEXECDIR@/sh/s6.sh"
|
|
sourcex "@LIBEXECDIR@/sh/start-stop-daemon.sh"
|
|
sourcex "@LIBEXECDIR@/sh/supervise-daemon.sh"
|
|
|
|
# Load our script
|
|
sourcex "$RC_SERVICE"
|
|
|
|
# Set verbose mode
|
|
if yesno "${rc_verbose:-$RC_VERBOSE}"; then
|
|
EINFO_VERBOSE=yes
|
|
export EINFO_VERBOSE
|
|
fi
|
|
|
|
for _cmd; do
|
|
if [ "$_cmd" != status -a "$_cmd" != describe ]; then
|
|
# Apply any ulimit defined
|
|
[ -n "${rc_ulimit:-$RC_ULIMIT}" ] && \
|
|
ulimit ${rc_ulimit:-$RC_ULIMIT}
|
|
# Apply cgroups settings if defined
|
|
if [ "$(command -v cgroup_add_service)" = "cgroup_add_service" ]
|
|
then
|
|
if [ -d /sys/fs/cgroup -a ! -w /sys/fs/cgroup ]; then
|
|
eerror "No permission to apply cgroup settings"
|
|
break
|
|
fi
|
|
cgroup_add_service /sys/fs/cgroup/openrc
|
|
cgroup_add_service /sys/fs/cgroup/systemd/system
|
|
fi
|
|
[ "$(command -v cgroup_set_limits)" = "cgroup_set_limits" ] &&
|
|
cgroup_set_limits
|
|
[ "$(command -v cgroup2_set_limits)" = "cgroup2_set_limits" ] &&
|
|
[ "$_cmd" = start ] &&
|
|
cgroup2_set_limits
|
|
break
|
|
fi
|
|
done
|
|
|
|
eval "printf '%s\n' $required_dirs" | while read _d; do
|
|
if [ -n "$_d" ] && [ ! -d "$_d" ]; then
|
|
eerror "$RC_SVCNAME: \`$_d' is not a directory"
|
|
exit 1
|
|
fi
|
|
done
|
|
[ $? -ne 0 ] && exit 1
|
|
unset _d
|
|
|
|
eval "printf '%s\n' $required_files" | while read _f; do
|
|
if [ -n "$_f" ] && [ ! -r "$_f" ]; then
|
|
eerror "$RC_SVCNAME: \`$_f' is not readable"
|
|
exit 1
|
|
fi
|
|
done
|
|
[ $? -ne 0 ] && exit 1
|
|
unset _f
|
|
|
|
if [ -n "$opts" ]; then
|
|
ewarn "Use of the opts variable is deprecated and will be"
|
|
ewarn "removed in the future."
|
|
ewarn "Please use extra_commands, extra_started_commands or extra_stopped_commands."
|
|
fi
|
|
|
|
while [ -n "$1" ]; do
|
|
# Special case depend
|
|
if [ "$1" = depend ]; then
|
|
shift
|
|
|
|
# Enter the dir of the init script to fix the globbing
|
|
# bug 412677
|
|
cd ${RC_SERVICE%/*}
|
|
_depend
|
|
cd /
|
|
continue
|
|
fi
|
|
# See if we have the required function and run it
|
|
for _cmd in describe start stop status ${extra_commands:-$opts} \
|
|
$extra_started_commands $extra_stopped_commands
|
|
do
|
|
if [ "$_cmd" = "$1" ]; then
|
|
if [ "$(command -v "$1")" = "$1" ]; then
|
|
# If we're in the background, we may wish to
|
|
# fake some commands. We do this so we can
|
|
# "start" ourselves from inactive which then
|
|
# triggers other services to start which
|
|
# depend on us.
|
|
# A good example of this is openvpn.
|
|
if yesno $IN_BACKGROUND; then
|
|
for _cmd in $in_background_fake; do
|
|
if [ "$_cmd" = "$1" ]; then
|
|
shift
|
|
continue 3
|
|
fi
|
|
done
|
|
fi
|
|
# Check to see if we need to be started before
|
|
# we can run this command
|
|
for _cmd in $extra_started_commands; do
|
|
if [ "$_cmd" = "$1" ]; then
|
|
if verify_boot && ! service_started; then
|
|
eerror "$RC_SVCNAME: cannot \`$1' as it has not been started"
|
|
exit 1
|
|
fi
|
|
fi
|
|
done
|
|
# Check to see if we need to be stopped before
|
|
# we can run this command
|
|
for _cmd in $extra_stopped_commands; do
|
|
if [ "$_cmd" = "$1" ]; then
|
|
if verify_boot && ! service_stopped; then
|
|
eerror "$RC_SVCNAME: cannot \`$1' as it has not been stopped"
|
|
exit 1
|
|
fi
|
|
fi
|
|
done
|
|
unset _cmd
|
|
case $1 in
|
|
start|stop|status) verify_boot;;
|
|
esac
|
|
if [ "$(command -v "$1_pre")" = "$1_pre" ]
|
|
then
|
|
"$1"_pre || exit $?
|
|
fi
|
|
"$1" || exit $?
|
|
if [ "$(command -v "$1_post")" = "$1_post" ]
|
|
then
|
|
"$1"_post || exit $?
|
|
fi
|
|
[ "$(command -v cgroup_cleanup)" = "cgroup_cleanup" ] &&
|
|
[ "$1" = "stop" ] &&
|
|
yesno "${rc_cgroup_cleanup}" && \
|
|
cgroup_cleanup
|
|
if [ "$(command -v cgroup2_remove)" = "cgroup2_remove" ]; then
|
|
[ "$1" = stop ] || [ -z "${command}" ] &&
|
|
cgroup2_remove
|
|
fi
|
|
shift
|
|
continue 2
|
|
else
|
|
if [ "$_cmd" = "start" -o "$_cmd" = "stop" ]
|
|
then
|
|
shift
|
|
continue 2
|
|
else
|
|
eerror "$RC_SVCNAME: function \`$1' defined but does not exist"
|
|
exit 1
|
|
fi
|
|
fi
|
|
fi
|
|
done
|
|
eerror "$RC_SVCNAME: unknown function \`$1'"
|
|
exit 1
|
|
done
|
|
|
|
exit 0
|