runtests

#!/bin/bash
docker build -t airflow-prometheus-exporter -f docker/Dockerfile .
docker run -d -p 8080:8080 --name airflow-prometheus-exporter airflow-prometheus-exporter

BASE_URL="http://localhost:8080"
HEALTH_ENDPOINT="${BASE_URL}/health"
METRICS_ENDPOINT="${BASE_URL}/admin/metrics/"
NUM_ATTEMPS=10
ATTEMPT_COUNTER=0

echo "Waiting for Airflow to be ready at ${HEALTH_ENDPOINT}..."

until $(curl --output /dev/null --silent --show-error --head --fail "${HEALTH_ENDPOINT}"); do
    if [ ${ATTEMPT_COUNTER} -eq ${NUM_ATTEMPS} ];then
      echo "Timeout: Airflow webserver not ready"
      exit 1
    fi

    printf '.'
    ATTEMPT_COUNTER=$(($ATTEMPT_COUNTER+1))
    sleep 10
done

echo "Retrieving metrics from ${METRICS_ENDPOINT}..."
curl --silent --show-error --fail "${METRICS_ENDPOINT}"

STATUSCODE=$(curl --silent --output /dev/stderr --write-out "%{http_code}" "${METRICS_ENDPOINT}")

docker stop airflow-prometheus-exporter
docker rm airflow-prometheus-exporter

if test $STATUSCODE -ne 200; then
    # error handling
    exit 1
fi