google-chrome-optimizer

google-chrome-optimizer

#! /bin/sh
### BEGIN INIT INFO
# Provides:          skeleton
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Example initscript
# Description:       This file should be used to construct scripts to be
#                    placed in /etc/init.d.
### END INIT INFO

# Author: Foo Bar <[email protected]>
#
# Please remove the "Author" lines above and replace them
# with your own name if you copy and modify this script.

# Do NOT "set -e"

# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin
DESC="google chrome speed optimizer"
NAME="google-chrome"
DAEMON=/usr/bin/$NAME
SCRIPT=google-chrome-speed-optimizer
SCRIPTNAME=/etc/init.d/$SCRIPT
SCRIPT_FOLDER=/tmp/$SCRIPT
TMP_CONFIG=/tmp/$SCRIPT/config/$NAME
TMP_CACHE=/tmp/$SCRIPT/cache/$NAME
USER_HOME=/home/ziv
CONFIG=$USER_HOME/.config/$NAME
CACHE=$USER_HOME/.cache/$NAME

# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0
[ -d "$CONFIG" ] || exit 0
[ -d "$CACHE" ] || exit 0

# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh

clean_up()
{
    umount $TMP_CONFIG
    umount $TMP_CACHE

    if [ -f $SCRIPT_FOLDER/done ]; then
        if [ -d $TMP_CONFIG ]; then
            cp -r $TMP_CONFIG $CONFIG 
        fi

        if [ -d $TMP_CACHE ]; then
            cp -r $TMP_CACHE $CACHE
        fi
    fi

    rm -rf $SCRIPT_FOLDER
}

#
# Function that starts the daemon/service
#
do_start()
{
    [ -d $TMP_CONFIG ] && return 1
    [ -d $TMP_CACHE ] && return 1

    mkdir -p $TMP_CONFIG
    mkdir -p $TMP_CACHE

    cp -r $CONFIG $TMP_CONFIG
    cp -r $CACHE $TMP_CACHE

    mount --bind $CONFIG $TMP_CONFIG
    mount --bind $CACHE $TMP_CACHE

    chown -R ziv:ziv $SCRIPT_FOLDER

    if [ $? -ne 0 ]; then
        clean_up
        return 2
    fi

    # Return
        #   0 if daemon has been started
        #   1 if daemon was already running
        #   2 if daemon could not be started
    touch "$SCRIPT_FOLDER/done"
    return 0
}

#
# Function that stops the daemon/service
#
do_stop()
{
    clean_up

        # Return
        #   0 if daemon has been stopped
        #   1 if daemon was already stopped
        #   2 if daemon could not be stopped
    return 0
}
case "$1" in
  start)
        [ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$SCRIPT"
        do_start
        case "$?" in
                0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
                2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
        esac
        ;;
  stop)
        [ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$SCRIPT"
        do_stop
        case "$?" in
                0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
                2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
        esac
        ;;
  *)
        echo "Usage: $SCRIPTNAME {start|stop}" >&2
        exit 3
        ;;
esac

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