67 lines
2 KiB
Bash
Executable file
67 lines
2 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -exu;
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env | sort | grep -v DRONE
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echo $PLUGIN_ARCH | base64 -w0
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##
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## check input
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##
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BUILDCTL_CONTEXT=${PLUGIN_CONTEXT:-$(pwd)}
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BUILDCTL_DOCKERFILE=$(dirname "${PLUGIN_DOCKERFILE:-$BUILDCTL_CONTEXT/Dockerfile}")
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if [[ ! -f $BUILDCTL_DOCKERFILE/Dockerfile ]]; then
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echo "Dockerfile $BUILDCTL_DOCKERFILE/Dockerfile not found!"
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exit 1
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fi
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BUILDCTL_FRONTEND=${PLUGIN_FRONTEND:-dockerfile.v0}
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if [[ "$BUILDCTL_FRONTEND" != "dockerfile.v0" ]]; then
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echo "Only frontend 'dockerfile.v0' testet and supported yet."
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exit 1
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fi
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SOURCE_DATE_EPOCH=${PLUGIN_SOURCE_DATE_EPOCH:-0}
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##
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## build command
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##
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COMMAND="buildctl"
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COMMAND="$COMMAND build"
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if [[ -n "${PLUGIN_ADDR:-}" ]]; then
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COMMAND="$COMMAND --addr $PLUGIN_ADDR"
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fi
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COMMAND="$COMMAND --frontend $BUILDCTL_FRONTEND"
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COMMAND="$COMMAND --local context='$BUILDCTL_CONTEXT'"
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COMMAND="$COMMAND --local dockerfile='$BUILDCTL_DOCKERFILE'"
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if [[ "${PLUGIN_PLATFORM:-}" == "true" ]]; then
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COMMAND="$COMMAND --opt platform='$PLUGIN_PLATFORM'"
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fi
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# https://github.com/moby/buildkit/blob/master/README.md#output
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OUTPUT=""
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if [[ -n "${PLUGIN_NAME:-}" ]]; then
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OUTPUT="$OUTPUT --output type=image,\"name=$PLUGIN_NAME\",push=${PLUGIN_PUSH:-true},oci-mediatypes=true,oci-artifact=true,compression=estargz"
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OUTPUT="$OUTPUT,oci-mediatypes=true,oci-artifact=true,compression=estargz,compression-level=9"
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OUTPUT="$OUTPUT,rewrite-timestamp=true"
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export IFS=";"
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for PLUGIN_ANNOTATION_ITEM in "${PLUGIN_ANNOTATION:-}"; do
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OUTPUT="$OUTPUT,annotation.$PLUGIN_ANNOTATION_ITEM"
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done
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fi
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COMMAND="$COMMAND $OUTPUT"
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# custom args, e.g. docker run --rm --volume=$HOME:HOME:ro --workdir=$PWD kokuwaio/buildkit --opt buildarg=foo=bar
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if [[ -n "${1:-}" ]]; then
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COMMAND="$COMMAND $*"
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fi
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##
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## execute command
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##
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echo "SOURCE_DATE_EPOCH=$SOURCE_DATE_EPOCH docker buildx build ${PLUGIN_CONTEXT:-.}"
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if [[ "${PLUGIN_PLATFORM:-}" == "true" ]]; then
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echo " --platform='$PLUGIN_PLATFORM'"
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echo " $OUTPUT"
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fi
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echo -e "SOURCE_DATE_EPOCH=$SOURCE_DATE_EPOCH ${COMMAND// --/\\n --}\n"
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eval "$COMMAND"
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echo 1
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