Script to control screen

control-screen.sh

if [[ $# < 1 ]] ; then
    echo 'Usage: ./start-screen.sh <screen_name> ["commands_in_quotes"]'
    echo 'To stop screen: ./start-screen.sh <screen_name> "quit"'
    exit 1
fi

SCREEN_NAME=$1
COMMAND=$2

if ! screen -list | grep -q $SCREEN_NAME; then
    screen -dmS $SCREEN_NAME
    sleep 1 # optional to init screen
fi

if [[ $COMMAND = 'quit' ]] || [[ $COMMAND = 'exit' ]] || [[ $COMMAND = 'stop' ]]; then
    screen -X -S $SCREEN_NAME quit
    exit 0
fi

screen -S $SCREEN_NAME -p0 -X exec $COMMAND