✏ 编辑: service

#!/bin/sh

. /etc/init.d/functions

VERSION="$(basename $0) ver. 1.1"
USAGE="Usage: $(basename $0) < option > | --status-all | \
[ service_name [ command | --full-restart ] ]"
SERVICEDIR="/etc/init.d"
ACTIONDIR="/usr/libexec/initscripts/legacy-actions"
SERVICE=
ACTION=
OPTIONS=

if [ $# -eq 0 ]; then
   echo "${USAGE}" >&2
   exit 1
fi

cd /
while [ $# -gt 0 ]; do
  case "${1}" in
    --help | -h | --h* )
       echo "${USAGE}" >&2
       exit 0
       ;;
    --version | -V )
       echo "${VERSION}" >&2
       exit 0
       ;;
    --ignore-dependencies)
       export SYSTEMCTL_IGNORE_DEPENDENCIES=1
       shift
       ;;
    --skip-redirect)
       export SYSTEMCTL_SKIP_REDIRECT=1
       shift
       ;;
    *)
       if [ -z "${SERVICE}" -a $# -eq 1 -a "${1}" = "--status-all" ]; then
          cd ${SERVICEDIR}
          for SERVICE in * ; do
            case "${SERVICE}" in
              functions | halt | killall | single| linuxconf| kudzu)
                  ;;
              *)
                if ! is_ignored_file "${SERVICE}" \
		    && [ -x "${SERVICEDIR}/${SERVICE}" ]; then
                  env -i PATH="$PATH" TERM="$TERM" "${SERVICEDIR}/${SERVICE}" status
                fi
                ;;
            esac
          done
          exit 0
       elif [ $# -eq 2 -a "${2}" = "--full-restart" ]; then
          SERVICE="${1}"
          if [ -x "${SERVICEDIR}/${SERVICE}" ]; then
            env -i PATH="$PATH" TERM="$TERM" "${SERVICEDIR}/${SERVICE}" stop
            env -i PATH="$PATH" TERM="$TERM" "${SERVICEDIR}/${SERVICE}" start
            exit $?
          fi
       elif [ -z "${SERVICE}" ]; then
         SERVICE="${1}"
       elif [ -z "${ACTION}" ]; then
         ACTION="${1}"
       else
         OPTIONS="${OPTIONS} ${1}"
       fi
       shift
       ;;
   esac
done

if [ -f "${SERVICEDIR}/${SERVICE}" ]; then
   # LSB daemons that dies abnormally in systemd looks alive in systemd's eyes due to RemainAfterExit=yes
   # lets reap them before next start
   if [ "${ACTION}" = "start" ] && \
   systemctl show -p ActiveState ${SERVICE}.service | grep -q '=active$' && \
   systemctl show -p SubState ${SERVICE}.service | grep -q '=exited$' ; then
       /bin/systemctl stop ${SERVICE}.service
   fi
   env -i PATH="$PATH" TERM="$TERM" SYSTEMCTL_IGNORE_DEPENDENCIES=${SYSTEMCTL_IGNORE_DEPENDENCIES} SYSTEMCTL_SKIP_REDIRECT=${SYSTEMCTL_SKIP_REDIRECT} "${SERVICEDIR}/${SERVICE}" ${ACTION} ${OPTIONS}
elif [ -x "${ACTIONDIR}/${SERVICE}/${ACTION}" -a -n "${ACTION}" ]; then
   env -i PATH="$PATH" TERM="$TERM" SYSTEMCTL_IGNORE_DEPENDENCIES=${SYSTEMCTL_IGNORE_DEPENDENCIES} SYSTEMCTL_SKIP_REDIRECT=${SYSTEMCTL_SKIP_REDIRECT} "${ACTIONDIR}/${SERVICE}/${ACTION}" ${OPTIONS}
elif `echo $ACTION | egrep -qw "start|stop|restart|try-restart|reload|force-reload|status|condrestart"` ; then
   SERVICE_MANGLED=$(/usr/bin/systemd-escape --mangle ${SERVICE})
   echo $"Redirecting to /bin/systemctl ${ACTION}${OPTIONS:+ }${OPTIONS} ${SERVICE_MANGLED}" >&2
   exec /bin/systemctl ${ACTION} ${OPTIONS} ${SERVICE_MANGLED}
else
   echo $"The service command supports only basic LSB actions (start, stop, restart, try-restart, reload, force-reload, status). For other actions, please try to use systemctl." >&2
   exit 2
fi

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