build-release

#!/bin/bash

path=$PWD
tag=latest
version=4.5.7
distro=alpine
distro_tag=3.14.2

if [ ! -z "$1" ];
then
    tag=$1
fi

if [ ! -z "$2" ];
then
    version=$2
fi

if [ ! -z "$3" ];
then
    distro=$3
fi

if [ ! -z "$4" ];
then
    distro_tag=$4
fi

if [ -f "$PWD/.as/docker-registry" ];
then
    docker_registry=`cat $PWD/.as/docker-registry`
    source_tarball_release_uri=https://downloads.powerdns.com/releases/
    source_tarball_name=pdns-recursor-${version}.tar.bz2
    source_tarball_url=${source_tarball_release_uri}${source_tarball_name}
    
    if [ ! -f "$PWD/src/pdns-recursor-${version}.tar.bz2" ];
    then
        echo "Source tarball not found for version $version at $PWD/src/${source_tarball_name}. Downloading from $source_tarball_url"
        curl -o $PWD/src/$source_tarball_name $source_tarball_url
    else
        echo "Source tarball found for version $version at $PWD/src/${source_tarball_name}."
    fi
    
    if [ -f "$PWD/Dockerfile-$distro-$distro_tag" ];
    then
        docker_file=Dockerfile-$distro-$distro_tag
    elif [ -f "$PWD/Dockerfile-$distro" ];
    then
        docker_file=Dockerfile-$distro
    else
        docker_file=Dockerfile
    fi
    
    docker build --force-rm -f $PWD/$docker_file -t $docker_registry:$tag --build-arg AS_PDNS_VERSION=$version --build-arg DISTRO=$distro --build-arg DISTRO_TAG=$distro_tag $path
    
else
    echo "Could not find a Docker registry URL file at $PWD/.as/docker-registry"
    exit 1
fi

exit