parse some confs with shell script.

shtool

#!/bin/bash

usage()
{
    echo "Release time:xxxx-xx-xx"
    echo "   -v|--version : version"
    echo "   -h|--help : help"
    echo "   --add : add a channel"
    echo "   --list : list all channels"
    echo "   --name : channel name"
    echo "   --streamaddr <...> : stream address like[0.0.0.0:21000]"
    echo "   --manageaddr <...> : manage address like[0.0.0.0:11000]"
    echo "   --sourceaddr <...> : source address like[udp://192.168.xxx.xxx:xxxx]"
    echo "   --vpid <...> : source video pid like[18b0]"
    echo "   --apid <...> : source audio pid like[18b1]"
    echo "e.g.: shtool --add --name example --streamaddr 0.0.0.0:20130 --manageaddr 0.0.0.0:10130 --sourceaddr udp://239.100.194.2:1234 --vpid 18b0 --apid 18b1"
    return;
}

workmode=""
#channel name
chname=""
streamaddr=""
manageaddr=""
sourceaddr=""
vpid=""
apid=""

check_root()
{
    if [ "root" != "$USER" ]; then
        echo "Permission denied! Please use root try again."
        exit 0;
    fi
}

channel_add()
{
    if [ "$chname" == "" ]; then echo "channel name must to set!" >&2 ; exit 1 ; fi
    if [ "$streamaddr" == "" ]; then echo "streamaddr must to set!" >&2 ; exit 1 ; fi
    if [ "$manageaddr" == "" ]; then echo "manageaddr must to set!" >&2 ; exit 1 ; fi
    if [ "$sourceaddr" == "" ]; then echo "sourceaddr must to set!" >&2 ; exit 1 ; fi
    if [ "$vpid" == "" ]; then echo "vpid must to set!" >&2 ; exit 1 ; fi
    if [ "$apid" == "" ]; then echo "apid must to set!" >&2 ; exit 1 ; fi

    check_root;

    target="/etc/itvencoder/$chname.conf"
    cp /etc/template.conf $target
    perl -pi -e "s/STREAM_ADDR/$streamaddr/g" $target
    perl -pi -e "s/MANAGE_ADDR/$manageaddr/g" $target
    perl -pi -e "s#SOURCE_ADDR#$sourceaddr#g" $target
    perl -pi -e "s/VPID/$vpid/g" $target
    perl -pi -e "s/APID/$apid/g" $target

    target="/etc/supervisord.d/$chname.ini"
    mkdir -p /var/log/itvencoder/$chname
    cp /etc/template.ini $target
    perl -pi -e "s/CHNAME/$chname/g" $target
    exit 0;
}

channel_list()
{
    ls /etc/itvencoder/*.conf | xargs grep -E "^httpstreaming|^httpmgmt|^ *uri" | perl -pe "s/#.*$//g" |  perl -pe "s/<\/var>//g" | perl -pe "s/<.*>//g" | perl -pe "s/ //g"
    exit 0;
}

TEMP=`getopt -o vh --long version,help,add,list,name:,streamaddr:,manageaddr:,sourceaddr:,vpid:,apid: '--' $@`
if [ $? != 0 ] ; then echo "Please check args!!!" >&2 ; exit 1 ; fi
#echo $TEMP
eval set -- $TEMP
#echo $@

while [ $# -gt 0 ]
do
    case "$1" in
        -h|--help)
            usage
            exit 0
        ;;
        -v|--version)
            echo "iTVEncoder 0.3.0"
            exit 0
        ;;
        --add)
            workmode="add";
        ;;
        --list)
            workmode="list";
        ;;
        --name)
            chname="$2";
            shift;
        ;;
        --streamaddr)
            streamaddr="$2";
            shift;
        ;;
        --manageaddr)
            manageaddr="$2";
            shift;
        ;;
        --sourceaddr)
            sourceaddr="$2";
            shift;
        ;;
        --vpid)
            vpid="$2";
            shift;
        ;;
        --apid)
            apid="$2";
            shift;
        ;;
    esac

    shift;
done



if [ "$workmode" == "add" ]; then
    channel_add;
elif [ "$workmode" == "list" ]; then
    channel_list;
fi