test-forward.sh

#!/usr/bin/env bash
#
# This is a simple shell script that sets up port forwards locally for
# the various benchmarking/monitoring tooling that is part of the
# deployment. This should be run on the same machine as your web browser,
# then you will be able to connect to the localhost ports to get to the
# services.
#
# This script is designed to clean itself up once a Ctrl-C is issued.
#

PID01="$(mktemp)"
PID02="$(mktemp)"
PID03="$(mktemp)"
PID04="$(mktemp)"
PID05="$(mktemp)"

# this function is called when Ctrl-C is sent
function trap_ctrlc() {
	# perform cleanup here
	echo "Ctrl-C caught...performing clean up"

	echo "Doing cleanup"

	echo "Kill forwards"
	kill $(cat "$PID01")
	kill $(cat "$PID02")
	kill $(cat "$PID03")
	kill $(cat "$PID04")
	kill $(cat "$PID05")

	echo "Remove temp files"
	rm "$PID01"
	rm "$PID02"
	rm "$PID03"
	rm "$PID04"
	rm "$PID05"

	# exit shell script with error code 2
	# if omitted, shell script will continue execution
	exit 2
}

# initialise trap to call trap_ctrlc function
# when signal 2 (SIGINT) is received
trap "trap_ctrlc" 2

## Kibana Tunnel
kubectl port-forward service/elastic-kibana --namespace logstore 5601:5601 &
echo $! >"$PID01"

## Grafana Tunnel
kubectl port-forward service/prometheus-grafana --namespace prometheus 3000:80 &
echo $! >"$PID02"

## Loadgenerator Tunnel
kubectl port-forward service/loadgenerator --namespace bos 8089:8089 &
echo $! >"$PID03"

## Prometheus Tunnel
kubectl port-forward service/prometheus-kube-prometheus-prometheus --namespace prometheus 9090:9090 &
echo $! >"$PID04"

## Elasticsearch Tunnel
kubectl port-forward service/elastic-coordinating-only --namespace logstore 9200:9200 &
echo $! >"$PID05"

## Legend
echo "Connections Details"
echo "===================================="
echo "Kibana:        http://localhost:5601"
echo "Grafana:       http://localhost:3000"
echo "Locust:        http://localhost:8089"
echo "Prometheus:    http://localhost:9090"
echo "Elasticsearch: http://localhost:9200"
echo "===================================="
echo ""
echo "Issue Ctrl-C to Exit"
## Wait...
wait