run-public-image-tests.sh

#!/usr/bin/env bash

set -euo pipefail

cd "$(dirname "$0")"

port=9000

info() {
    echo "[info] $*"
}

warn() {
    echo "[warn] $*" >&2
}

fatal() {
    echo "[error] $*" >&2
    exit 1
}

require() {
    local prog missing=()
    for prog; do
        if ! type "${prog}" &>/dev/null; then
            missing+=("${prog}")
        fi
    done

    [[ ${#missing[@]} = 0 ]] || fatal "could not find required programs on the path: ${missing[*]}"
}

wait_for_sonarqube() {
    local image="${1}" i web_up=no sonarqube_up=no

    for ((i = 0; i < 10; i++)); do
        info "${image}: waiting for web server to start ..."
        if curl -sI "localhost:${port}" | grep '^HTTP/.* 200'; then
            web_up=yes
            break
        fi
        sleep 5
    done

    [[ "${web_up}" = yes ]] || return 1

    for ((i = 0; i < 10; i++)); do
        info "${image}: waiting for sonarqube to be ready ..."
        if curl -s "localhost:${port}/api/system/status" | grep '"status":"UP"'; then
            sonarqube_up=yes
            break
        fi
        sleep 10
    done

    [[ "${sonarqube_up}" = yes ]]
}

sanity_check_image() {
    local image="${1}" id result

    docker system prune -fa
    docker pull "${image}"
    id=$(docker run -d -p "${port}:9000" "${image}")
    info "${image}: container started: ${id}"

    if wait_for_sonarqube "${image}"; then
        info "${image}: OK !"
        result=ok
    else
        warn "${image}: could not confirm service started"
        result=failure
    fi

    info "${image}: stopping container: ${id}"
    docker container stop "${id}"

    [[ "${result}" == ok ]]
}

require curl docker


results=()

if sanity_check_image "sonarqube"; then
    results+=("success")
else
    results+=("failure")
fi


echo

failures=0

echo "sonarqube => ${results[0]}"
if [[ "${results[0]}" != success ]]; then
    ((failures++)) || :
fi


[[ "${failures}" = 0 ]]