#!/bin/bash
  
while test $# -gt 0; do
        case "$1" in
                -h|--help)
                        echo "sendMetric.sh - send a single metric to Wavefront proxy"
                        echo " "
                        echo "sendMetric.sh [arguments]"
                        echo " "
                        echo "arguments:"
                        echo "-n      specify the hostname/ip of the Wavefront proxy"
                        echo "-p      specify the port of the Wavefront proxy"
                        echo "-m      specify the metric to send e.g. system.cpu.loadavg.1m 0.03 1382754475 source=test1.wavefront.com"
                        exit 0
                        ;;
                -p)
                        shift
                        if test $# -gt 0; then
                                PORT=$1
                        else
                                echo "no port specified"
                                exit 1
                        fi
                        shift
                        ;;

                -n)
                        shift
                        if test $# -gt 0; then
                                HOSTNAME=$1
                        else
                                echo "no output dir specified"
                                exit 1
                        fi
                        shift
                        ;;
                -m*)
                        export METRIC=`echo $1 | sed -e 's/^[^=]*=//g'`
                        shift
                        ;;
                *)
                        break
                        ;;
        esac
done

echo -e "$METRIC\n" | nc $HOSTNAME $PORT -q 2