node_exporter/test_image.sh

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#!/bin/bash
set -exo pipefail
docker_image=$1
port=$2
container_id=''
wait_start() {
for in in {1..10}; do
if /usr/bin/curl -s -m 5 -f "http://localhost:${port}/metrics" > /dev/null; then
docker_cleanup
exit 0
else
sleep 1
fi
done
exit 1
}
docker_start() {
container_id=$(docker run -d -p "${port}":"${port}" "${docker_image}")
}
docker_cleanup() {
docker kill "${container_id}"
}
if [[ "$#" -ne 2 ]] ; then
echo "Usage: $0 quay.io/prometheus/node-exporter:v0.13.0 9100" >&2
exit 1
fi
docker_start
wait_start