php-server

#!/bin/bash
set -eu -o pipefail

# Use polyfill for unsupported -e/-f operator in OSX
readlink-polyfill() {
    local target=$1
    [ -f "$target" ] || return 1

    cd $(dirname $target)
    target=$(basename $target)

    while [ -L "$target" ]
    do
        target=$(readlink $target)
        cd $(dirname $target)
        target=$(basename $target)
    done

    local physical_directory=$(pwd -P)
    echo $physical_directory/$target
}

usage() {
    cat <<EOF
Usage: $0 start|stop|restart|status
    start      Start PHP server
    stop       Stop PHP server
    restart    Restart PHP server
    status     PHP server status
EOF
    exit 1
}

# Show usage when no arguments or --help specified
if [[ $# -eq 0 || "$@" == "--help" ]]
then
    usage
    exit 1
fi

PACKAGE_DIRECTORY=${TRAVIS_BUILD_DIR:-$(dirname $(dirname $(readlink-polyfill $0)))}
LOGS_DIRECTORY=${PACKAGE_DIRECTORY}/tests/server/logs
SOURCE_DIRECTORY=${PACKAGE_DIRECTORY}/tests/server/public

PHP_VERSION="${PHP_VERSION:-7.1}"
XDEBUG_VERSION="${XDEBUG_VERSION:-2.5.5}"
XDEBUG_LOGFILE=xdebug_${XDEBUG_VERSION}_${PHP_VERSION}.log

DOCKER_CONTAINER_NAME=php-server
DOCKER_IMAGE_NAME=php-xdebug:${PHP_VERSION}-${XDEBUG_VERSION}

status() {
    docker inspect -f '{{.State.Running}}' $DOCKER_CONTAINER_NAME >/dev/null 2>&1 && echo "running" || echo "stopped"
}

stop() {
    docker rm --force $DOCKER_CONTAINER_NAME || true
}

start() {
    # Build image with specified PHP/Xdebug versions
    docker build -t $DOCKER_IMAGE_NAME \
                 --build-arg PHP_VERSION=${PHP_VERSION} \
                 --build-arg XDEBUG_VERSION=${XDEBUG_VERSION} \
                 ${PACKAGE_DIRECTORY}/tests/php-xdebug

    # Set remote host based on OS, considering Linux does not support 'host.docker.internal' (https://github.com/docker/for-linux/issues/264)
    [[ "$OSTYPE" == "darwin"* || "$OSTYPE" == "msys" ]] && XDEBUG_REMOTE_HOST="host.docker.internal" || XDEBUG_REMOTE_HOST="$(ip -4 addr show docker0 | grep -Po 'inet \K[\d.]+')"

    # Remove any running containers to avoid container name conflict
    stop

    # Start container with PHP/Xdebug image
    docker run --detach --rm -p 8090:80 \
               --name $DOCKER_CONTAINER_NAME \
               --volume ${LOGS_DIRECTORY}:/var/www/logs \
               --volume ${SOURCE_DIRECTORY}:/var/www/html \
               --env XDEBUG_CONFIG="remote_log=/var/www/logs/${XDEBUG_LOGFILE} remote_host=${XDEBUG_REMOTE_HOST}" \
               $DOCKER_IMAGE_NAME
}

restart() {
    start
}

COMMAND=${1:-}
# Execute command or display usage when invalid command specified
declare -F $COMMAND >/dev/null || usage
$COMMAND