Cloud Foundry App Monitor

cf-mon.sh

#!/bin/bash
#----------------------------------------------------------
#  cf-mon monitors a CF app memory and CPU updating the 
#  screen as needed
#----------------------------------------------------------

# debugging
#set -ex

function help() {
    echo "usage: $0 <app name> [wait]"
}

function monitor() {
    local APP_NAME=$1
    if [ -z ${APP_NAME} ]; then
        echo " Missing app name argument"
        return 1
    fi
    local WAIT=$2
    if [ -z ${WAIT} ]; then
        WAIT=5
    fi

    while :
    do
        clear
        echo " Press CTRL+C to stop monitoring"
        echo
        cf app ${APP_NAME} | grep "#"
        sleep ${WAIT} 
    done
}


#----------------------------------------------------------
# main
#----------------------------------------------------------

if [ -z $1 ]; then
    help
    exit 0
fi

monitor $@