# enable docker buildkit and experimental mode
export DOCKER_BUILDKIT=1
export DOCKER_CLI_EXPERIMENTAL=enabled

# build local image for native platform
docker build . --tag klutchell/dnscrypt-proxy

# cross-build for another platform
docker build . --tag klutchell/dnscrypt-proxy --platform linux/arm/v7

# run DNS lookup on local image
docker run --rm -d --name dnscrypt klutchell/dnscrypt-proxy
docker run --rm -it --link dnscrypt uzyexe/drill -p 5053 dnscrypt.info @dnscrypt
docker stop dnscrypt

# print version info
docker run --rm klutchell/dnscrypt-proxy --version

# print general usage
docker run --rm klutchell/dnscrypt-proxy --help

# run dnscrypt proxy server on host port 53
docker run -p 53:5053/tcp -p 53:5053/udp klutchell/dnscrypt-proxy

# run dnscrypt proxy server with configuration mounted from a host directory
# note that the files in the configuration directory '/path/to/config' must be
# readable by world, or owned by nobody:nogroup, and the directory itself must be
# writeable by world, or owned by nobody:nogroup
docker run -p 53:5053/udp -v /path/to/config:/config klutchell/dnscrypt-proxy