pkgs/by-name/se/service-wrapper/service-wrapper.sh

   1 #!@shell@
   2
   3 ###########################################################################
   4 # /usr/bin/service
   5 #
   6 # A convenient wrapper for the /etc/init.d init scripts.
   7 #
   8 # This script is a modified version of the /sbin/service utility found on
   9 # Red Hat/Fedora systems (licensed GPLv2+).
  10 #
  11 # Copyright (C) 2006 Red Hat, Inc. All rights reserved.
  12 # Copyright (C) 2008 Canonical Ltd.
  13 #   * August 2008 - Dustin Kirkland <kirkland@canonical.com>
  14 # Copyright (C) 2013 Michael Stapelberg <stapelberg@debian.org>
  15 #
  16 # This program is free software; you can redistribute it and/or modify
  17 # it under the terms of the GNU General Public License as published by
  18 # the Free Software Foundation; either version 2 of the License, or
  19 # (at your option) any later version.
  20 #
  21 # This program is distributed in the hope that it will be useful,
  22 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  23 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  24 # GNU General Public License for more details.
  25 #
  26 # You should have received a copy of the GNU General Public License
  27 # along with this program; if not, write to the Free Software
  28 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  29 #
  30 # On Debian GNU/Linux systems, the complete text of the GNU General
  31 # Public License can be found in `/usr/share/common-licenses/GPL-2'.
  32 ###########################################################################
  33
  34
  35 is_ignored_file() {
  36     case "$1" in
  37         skeleton | README | *.dpkg-dist | *.dpkg-old | rc | rcS | single | reboot | bootclean.sh)
  38             return 0
  39         ;;
  40     esac
  41     return 1
  42 }
  43
  44 VERSION=$(@coreutils@/bin/basename $0)" ver. 19-04"
  45 USAGE="Usage: "$(@coreutils@/bin/basename $0)" < option > | --status-all | \
  46 [ service_name [ command | --full-restart ] ]"
  47 SERVICE=
  48 ACTION=
  49 SERVICEDIR="/etc/init.d"
  50 OPTIONS=
  51 is_systemd=
  52
  53
  54 if [ $# -eq 0 ]; then
  55    echo "${USAGE}" >&2
  56    exit 1
  57 fi
  58
  59 if [ -d /run/systemd/system ]; then
  60    is_systemd=1
  61 fi
  62
  63 cd /
  64 while [ $# -gt 0 ]; do
  65   case "${1}" in
  66     --help | -h | --h* )
  67        echo "${USAGE}" >&2
  68        exit 0
  69        ;;
  70     --version | -V )
  71        echo "${VERSION}" >&2
  72        exit 0
  73        ;;
  74     *)
  75        if [ -z "${SERVICE}" -a $# -eq 1 -a "${1}" = "--status-all" ]; then
  76           if [ -d "${SERVICEDIR}" ]; then
  77              cd ${SERVICEDIR}
  78          for SERVICE in * ; do
  79            case "${SERVICE}" in
  80              functions | halt | killall | single| linuxconf| kudzu)
  81                  ;;
  82              *)
  83                if ! is_ignored_file "${SERVICE}" \
  84                && [ -x "${SERVICEDIR}/${SERVICE}" ]; then
  85                        out=$(env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" status 2>&1)
  86                        retval=$?
  87                        if echo "$out" | egrep -iq "usage:"; then
  88                          #printf " %s %-60s %s\n" "[?]" "$SERVICE:" "unknown" 1>&2
  89                          echo " [ ? ]  $SERVICE" 1>&2
  90                          continue
  91                        else
  92                          if [ "$retval" = "0" -a -n "$out" ]; then
  93                            #printf " %s %-60s %s\n" "[+]" "$SERVICE:" "running"
  94                            echo " [ + ]  $SERVICE"
  95                            continue
  96                          else
  97                            #printf " %s %-60s %s\n" "[-]" "$SERVICE:" "NOT running"
  98                            echo " [ - ]  $SERVICE"
  99                            continue
 100                          fi
 101                        fi
 102                  #env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" status
 103                fi
 104                ;;
 105            esac
 106          done
 107           else
 108              systemctl $sctl_args list-units
 109           fi
 110           exit 0
 111        elif [ $# -eq 2 -a "${2}" = "--full-restart" ]; then
 112           SERVICE="${1}"
 113           # On systems using systemd, we just perform a normal restart:
 114           # A restart with systemd is already a full restart.
 115           if [ -n "$is_systemd" ]; then
 116              ACTION="restart"
 117           else
 118              if [ -x "${SERVICEDIR}/${SERVICE}" ]; then
 119                env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" stop
 120                env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" start
 121                exit $?
 122              fi
 123           fi
 124        elif [ -z "${SERVICE}" ]; then
 125          SERVICE="${1}"
 126        elif [ -z "${ACTION}" ]; then
 127          ACTION="${1}"
 128        else
 129          OPTIONS="${OPTIONS} ${1}"
 130        fi
 131        shift
 132        ;;
 133    esac
 134 done
 135
 136 run_via_sysvinit() {
 137    # Otherwise, use the traditional sysvinit
 138    if [ -x "${SERVICEDIR}/${SERVICE}" ]; then
 139       exec env -i LANG="$LANG" LANGUAGE="$LANGUAGE" LC_CTYPE="$LC_CTYPE" LC_NUMERIC="$LC_NUMERIC" LC_TIME="$LC_TIME" LC_COLLATE="$LC_COLLATE" LC_MONETARY="$LC_MONETARY" LC_MESSAGES="$LC_MESSAGES" LC_PAPER="$LC_PAPER" LC_NAME="$LC_NAME" LC_ADDRESS="$LC_ADDRESS" LC_TELEPHONE="$LC_TELEPHONE" LC_MEASUREMENT="$LC_MEASUREMENT" LC_IDENTIFICATION="$LC_IDENTIFICATION" LC_ALL="$LC_ALL" PATH="$PATH" TERM="$TERM" "$SERVICEDIR/$SERVICE" ${ACTION} ${OPTIONS}
 140    else
 141       echo "${SERVICE}: unrecognized service" >&2
 142       exit 1
 143    fi
 144 }
 145
 146 update_openrc_started_symlinks() {
 147    # maintain the symlinks of /run/openrc/started so that
 148    # rc-status works with the service command as well
 149    if [ -d /run/openrc/started ] ; then
 150       case "${ACTION}" in
 151       start)
 152          if [ ! -h /run/openrc/started/$SERVICE ] ; then
 153             ln -s $SERVICEDIR/$SERVICE /run/openrc/started/$SERVICE || true
 154          fi
 155       ;;
 156       stop)
 157          rm /run/openrc/started/$SERVICE || true
 158       ;;
 159       esac
 160    fi
 161 }
 162
 163 # When this machine is running systemd, standard service calls are turned into
 164 # systemctl calls.
 165 if [ -n "$is_systemd" ]
 166 then
 167    UNIT="${SERVICE%.sh}.service"
 168    # avoid deadlocks during bootup and shutdown from units/hooks
 169    # which call "invoke-rc.d service reload" and similar, since
 170    # the synchronous wait plus systemd's normal behaviour of
 171    # transactionally processing all dependencies first easily
 172    # causes dependency loops
 173    if ! systemctl --quiet is-active multi-user.target; then
 174        sctl_args="--job-mode=ignore-dependencies"
 175    fi
 176
 177    case "${ACTION}" in
 178       restart|status|try-restart)
 179          exec systemctl $sctl_args ${ACTION} ${UNIT}
 180       ;;
 181       start|stop)
 182          # Follow the principle of least surprise for SysV people:
 183          # When running "service foo stop" and foo happens to be a service that
 184          # has one or more .socket files, we also stop the .socket units.
 185          # Users who need more control will use systemctl directly.
 186          for unit in $(systemctl list-unit-files --full --type=socket 2>/dev/null | sed -ne 's/\.socket\s*[a-z]*\s*$/.socket/p'); do
 187              if [ "$(systemctl -p Triggers show $unit)" = "Triggers=${UNIT}" ]; then
 188                 systemctl $sctl_args ${ACTION} $unit
 189              fi
 190          done
 191          exec systemctl $sctl_args ${ACTION} ${UNIT}
 192       ;;
 193       reload)
 194          _canreload="$(systemctl -p CanReload show ${UNIT} 2>/dev/null)"
 195          if [ "$_canreload" = "CanReload=no" ]; then
 196             # The reload action falls back to the sysv init script just in case
 197             # the systemd service file does not (yet) support reload for a
 198             # specific service.
 199             run_via_sysvinit
 200          else
 201             exec systemctl $sctl_args reload "${UNIT}"
 202          fi
 203          ;;
 204       force-stop)
 205          exec systemctl --signal=KILL kill "${UNIT}"
 206          ;;
 207       force-reload)
 208          _canreload="$(systemctl -p CanReload show ${UNIT} 2>/dev/null)"
 209          if [ "$_canreload" = "CanReload=no" ]; then
 210             exec systemctl $sctl_args restart "${UNIT}"
 211          else
 212             exec systemctl $sctl_args reload "${UNIT}"
 213          fi
 214          ;;
 215       *)
 216          # We try to run non-standard actions by running
 217          # the init script directly.
 218          run_via_sysvinit
 219          ;;
 220    esac
 221 fi
 222
 223 update_openrc_started_symlinks
 224 run_via_sysvinit