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#!/bin/sh
#---------------------------------------------------------------
# Project         : Mageia Linux
# Module          : rpm-helper
# File            : del-service
# Version         : $Id$
# Authors         : Frederic Lepied, Andrey Borzenkov
# Created On      : Tue Jul  9 08:11:26 2002
# Purpose         : helper script for rpm scriptlets to remove a
#                   service.
#---------------------------------------------------------------

if [ x"$1" = x--no-sysv ]; then
    do_sysv=no
    shift
else
    do_sysv=yes
fi

if [ $# -lt 3 ]; then
    echo "usage: $0 [--no-sysv] <pkg name> <number installed> [<service name>] [<unit name> ...]" 1>&2
    exit 1
fi

# What init system are we currently using?
if [ -d /run/systemd/system/ ]; then
    init=systemd
else
    init=sysvinit
fi

pkg=$1				# name of the package
num=$2				# number of packages installed
if [ $do_sysv = yes ]; then
    srv=$3			# name of the SysV script
    shift 3
else
    srv=
    shift 2
fi
units="$*"			# systemd units

USERUNITDIR=/etc/systemd/system
RUNTIMEUNITDIR=/run/systemd/system
SYSTEMUNITDIR=/lib/systemd/system

find_unit() {
    unit=$(basename "$1")

    # We need to normalise the systemd unit name as the native unit may not have
    # the same filename (sans it's .service suffix) as sysvinit script.
    # In this case, symlinks are used to mask the sysvinit file, but for enabling
    # and disabling units we must use the official name.

    searchunit=
    if [ -L "$USERUNITDIR/$unit" ]; then
        searchunit=$(/usr/bin/readlink -m "$USERUNITDIR/$unit")
    elif [ -e "$USERUNITDIR/$unit" ]; then
        searchunit="$USERUNITDIR/$unit"
    elif [ -L "$RUNTIMEUNITDIR/$unit" ]; then
        searchunit=$(/usr/bin/readlink -m "$RUNTIMEUNITDIR/$unit")
    elif [ -e "$RUNTIMEUNITDIR/$unit" ]; then
        searchunit="$RUNTIMEUNITDIR/$unit"
    elif [ -L "$SYSTEMUNITDIR/$unit" ]; then
        searchunit=$(/usr/bin/readlink -m "$SYSTEMUNITDIR/$unit")
    elif [ -e "$SYSTEMUNITDIR/$unit" ]; then
        searchunit="$SYSTEMUNITDIR/$unit"
    fi
    if [ -n "$searchunit" ]; then
        echo -n "$searchunit"
    fi
}


# If only a sysvinit service is given, then deal with a systemd unit of the same
# name. Specific specs can enable specific unit names as needed but this should
# catch the most common usage.
if [ -z "$units" ]; then
  units="$srv.service"
  searchunit=$(find_unit "$units")
  if [ -n "$searchunit" ]; then
    units=$(basename "$searchunit")
  fi
fi

if [ "$num" = 0 ]; then

    if [ -z "$DURING_INSTALL" ]; then
        if [ x$init = xsystemd ]; then
            /bin/systemctl stop $units >/dev/null 2>&1
        elif [ -n "$srv" ]; then
            /sbin/service $srv stop > /dev/null || :
        fi
    fi

    /bin/systemctl --no-reload --quiet disable $units >/dev/null 2>&1
    if [ -n "$srv" ]; then
        if [ -f /etc/rc.d/init.d/$srv ] || [ -f /etc/xinetd.d/$srv ]; then
            /sbin/chkconfig --del $srv
        fi
    fi
fi

# del-service ends here