dagrepos.sh

#!/bin/sh

ONFILE="/etc/yum.repos.d/dag.repo"
OFFFILE="/etc/yum.repos.d/dag"

usage() {
    echo "Usage: dagrepos {on|off}"
    echo -n "  DAG repository:"
    if [ -e $ONFILE ]; then
        echo "ON"
    elif [ -e $OFFFILE ]; then
        echo "OFF"
    else
        echo "ERROR: no repository file"
    fi
    exit 1
}

if [ $1 ]
then
    case "$1" in
        on)
        if [ -e $ONFILE ]; then
            echo "DAG repository already ON"
        elif [ -e $OFFFILE ]; then
            sudo mv $OFFFILE $ONFILE
            echo "DAG repository switched ON"
        else
            echo "ERROR: no repository file"
        fi
        ;;
        off)
        if [ -e $OFFFILE ]; then
            echo "DAG repository already OFF"
        elif [ -e $ONFILE ]; then
            sudo mv $ONFILE $OFFFILE
            echo "DAG repository switched OFF"
        else
            echo "ERROR: no repository file"
        fi
        ;;
        *)
        usage
    esac
    exit 0
else
    usage