Open Source Projects Europe

#!/bin/sh

#

# Upmpdcli Songcast Receiver control web interface init script.

#         Copyright (C) 2015 J.F. Dockes

# Derived from:

# 

#         VirtualBox web service API daemon init script.

#

#         Copyright (C) 2006-2012 Oracle Corporation

#

#         This file is part of VirtualBox Open Source Edition (OSE), as

#         available from http://www.virtualbox.org. This file is free software;

#     you can redistribute it and/or modify it under the terms of the GNU

#     General Public License (GPL) as published by the Free Software

#     Foundation, in version 2 as it comes in the "COPYING" file of the

#     VirtualBox OSE distribution. VirtualBox OSE is distributed in the

#     hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.

#

#

# chkconfig: 35 35 65

# description: Songcast Receiver control web interface

#

### BEGIN INIT INFO

# Provides:       scweb-service

# Required-Start: $remote_fs $syslog

# Required-Stop:  $remote_fs $syslog

# Default-Start:  2 3 4 5

# Default-Stop:   0 1 6

# Description:    Songcast Receiver control web interface

### END INIT INFO

PATH=$PATH:/bin:/sbin:/usr/sbin

[ -f /etc/debian_release -a -f /lib/lsb/init-functions ] || NOLSB=yes

if [ -n "$INSTALL_DIR" ]; then

    binary="$INSTALL_DIR/scweb-standalone.py"

    scctl="$INSTALL_DIR/scctl"

else

    binary="/usr/share/upmpdcli/web/scweb-standalone.py"

    scctl="/usr/bin/scctl"

fi

# silently exit if the package was uninstalled but not purged,

# applies to Debian packages only (but shouldn't hurt elsewhere)

[ ! -f /etc/debian_release -o -x $binary ] || exit 0

[ -r /etc/default/scweb ] && . /etc/default/scweb

system=unknown

if [ -f /etc/redhat-release ]; then

    system=redhat

    PIDFILE="/var/lock/subsys/scweb-service"

elif [ -f /etc/SuSE-release ]; then

    system=suse

    PIDFILE="/var/lock/subsys/scweb-service"

elif [ -f /etc/debian_version ]; then

    system=debian

    PIDFILE="/var/run/scweb-service"

elif [ -f /etc/gentoo-release ]; then

    system=gentoo

    PIDFILE="/var/run/scweb-service"

elif [ -f /etc/arch-release ]; then

     system=arch

     PIDFILE="/var/run/scweb-service"

elif [ -f /etc/slackware-version ]; then

    system=slackware

    PIDFILE="/var/run/scweb-service"

elif [ -f /etc/lfs-release ]; then

    system=lfs

    PIDFILE="/var/run/scweb-service.pid"

else

    system=other

    if [ -d /var/run -a -w /var/run ]; then

        PIDFILE="/var/run/scweb-service"

    fi

fi

if [ -z "$NOLSB" ]; then

    . /lib/lsb/init-functions

    fail_msg() {

        echo ""

        log_failure_msg "$1"

    }

    succ_msg() {

        log_success_msg " done."

    }

    begin_msg() {

        log_daemon_msg "$@"

    }

fi

if [ "$system" = "redhat" ]; then

    . /etc/init.d/functions

    if [ -n "$NOLSB" ]; then

        start_daemon() {

            usr="$1"

            shift

            daemon --user $usr $@

        }

        fail_msg() {

            echo_failure

            echo

        }

        succ_msg() {

            echo_success

            echo

        }

        begin_msg() {

            echo -n "$1"

        }

    fi

fi

if [ "$system" = "suse" ]; then

    . /etc/rc.status

    start_daemon() {

        usr="$1"

        shift

        su - $usr -c "$*"

    }

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            rc_failed 1

            rc_status -v

        }

        succ_msg() {

            rc_reset

            rc_status -v

        }

        begin_msg() {

            echo -n "$1"

        }

    fi

fi

if [ "$system" = "debian" ]; then

    start_daemon() {

        usr="$1"

        shift

        bin="$1"

        shift

        start-stop-daemon --background --chuid $usr --start --exec $bin -- $@

    }

    killproc() {

        start-stop-daemon --stop --exec $@

    }

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            echo " ...fail!"

        }

        succ_msg() {

            echo " ...done."

        }

        begin_msg() {

            echo -n "$1"

       }

    fi

fi

if [ "$system" = "gentoo" ]; then

    if [ -f /sbin/functions.sh ]; then

        . /sbin/functions.sh

    elif [ -f /etc/init.d/functions.sh ]; then

        . /etc/init.d/functions.sh

    fi

    start_daemon() {

        usr="$1"

        shift

        bin="$1"

        shift

        start-stop-daemon --background --chuid $usr --start --exec $bin -- $@

    }

    killproc() {

        start-stop-daemon --stop --exec $@

    }

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            echo " ...fail!"

        }

        succ_msg() {

            echo " ...done."

        }

        begin_msg() {

            echo -n "$1"

        }

        if [ "`which $0`" = "/sbin/rc" ]; then

            shift

        fi

    fi

fi

if [ "$system" = "arch" ]; then

    USECOLOR=yes

    . /etc/rc.d/functions

    start_daemon() {

        usr="$1"

        shift

        su - $usr -c "$*"

        test $? -eq 0 && add_daemon rc.`basename $2`

    }

    killproc() {

        killall $@

        rm_daemon `basename $@`

    }

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            stat_fail

        }

        succ_msg() {

            stat_done

        }

        begin_msg() {

            stat_busy "$1"

        }

    fi

fi

if [ "$system" = "slackware" ]; then

    killproc() {

        killall $1

        rm -f $PIDFILE

    }

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            echo " ...fail!"

        }

        succ_msg() {

            echo " ...done."

        }

        begin_msg() {

            echo -n "$1"

        }

    fi

    start_daemon() {

        usr="$1"

        shift

        su - $usr -c "$*"

    }

fi

if [ "$system" = "lfs" ]; then

    . /etc/rc.d/init.d/functions

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            echo_failure

        }

        succ_msg() {

            echo_ok

        }

        begin_msg() {

            echo $1

        }

    fi

    start_daemon() {

        usr="$1"

        shift

        su - $usr -c "$*"

    }

    status() {

        statusproc $1

    }

fi

if [ "$system" = "other" ]; then

    if [ -n "$NOLSB" ]; then

        fail_msg() {

            echo " ...fail!"

        }

        succ_msg() {

            echo " ...done."

        }

        begin_msg() {

            echo -n "$1"

        }

    fi

fi

check_single_user() {

    if [ -n "$2" ]; then

        fail_msg "VBOXWEB_USER must not contain multiple users!"

        exit 1

    fi

}

start() {

    #echo "START"

    if ! test -f $PIDFILE; then

        #echo "DORUN?"

        [ "$SCWEB_DORUN" = "yes" ] || exit 0

        #echo "USER SET?"

        [ -z "$SCWEB_USER" ] && exit 0

        begin_msg "Starting scweb Songcast control web interface";

        check_single_user $SCWEB_USER

        #echo SCWEB_USER $SCWEB_USER single ok

        PARAMS=""

        [ -n "$SCWEB_ADDRESS" ]        && PARAMS="$PARAMS -a $SCWEB_ADDRESS"

        [ -n "$SCWEB_PORT" ]           && PARAMS="$PARAMS -p $SCWEB_PORT"

        #echo start_daemon $SCWEB_USER $binary $PARAMS

        start_daemon $SCWEB_USER $binary $PARAMS > /dev/null 2>&1

        # ugly: wait until the final process has forked

        sleep .1

        PID=`ps ax | egrep 'python .*/scweb-standalone' | grep -v grep | awk '{print $1}'`

        if [ -n "$PID" ]; then

            echo "$PID" > $PIDFILE

            RETVAL=0

            succ_msg

        else

            RETVAL=1

            fail_msg

        fi

    else

        echo "Pidfile $PIDFILE already exists" 1>&2

    fi

    return $RETVAL

}

scwebpid()

{

    echo `ps ax | grep 'python.*scweb-standalone' |grep -v grep | \

        awk '{print $1}'`

}

stop() {

    if test -f $PIDFILE; then

        begin_msg "Stopping scweb web interface";

        RPID=`scwebpid`

        [ -n "$RPID" ] && kill "$RPID"

        RETVAL=$?

        RPID=`scwebpid`

        if test -z "$RPID"; then

            rm -f $PIDFILE

            succ_msg

        else

            fail_msg

        fi

    fi

    return $RETVAL

}

restart() {

    stop && start

}

status() {

    echo -n "Checking for scweb web interface"

    if [ -f $PIDFILE ]; then

        echo " ...running"

    else

        echo " ...not running"

    fi

}

case "$1" in

start)

    start

    ;;

stop)

    stop

    ;;

restart)

    restart

    ;;

force-reload)

    restart

    ;;

status)

    status

    ;;

setup)

    ;;

cleanup)

    ;;

*)

    echo "Usage: $0 {start|stop|restart|status}"

    exit 1

esac

exit $RETVAL