56 lines
1.5 KiB
Bash
Executable file
56 lines
1.5 KiB
Bash
Executable file
#!/usr/local/bin/bash
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set -exu;
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env | sort | grep -v DRONE
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##
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## check input
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##
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BUILDKIT_HOST=${PLUGIN_ADDR:-${BUILDKIT_HOST:-}}
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if [[ -z "${BUILDKIT_HOST:-}" ]]; then
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echo "Missing buildkit addr."
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exit 1
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fi
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BUILDCTL_CONTEXT=${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:-${SOURCE_DATE_EPOCH:-0}}
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##
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## build command
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##
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COMMAND="buildctl"
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COMMAND="$COMMAND --addr $BUILDKIT_HOST"
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COMMAND="$COMMAND build"
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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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if [[ ! -z "${PLUGIN_NAMES:-}" ]]; then
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COMMAND="$COMMAND --output type=image,name=$PLUGIN_NAMES,push=${PLUGIN_PUSH:-true}"
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fi
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# custom args, e.g. docker run --rm --volume=$(pwd):$(pwd) --workdir=$(pwd) --env=CI=test kokuwaio/buildkit --opt buildarg=foo=bar
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if [[ -n "${1:-}" ]]; then
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COMMAND="$COMMAND $*"
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fi
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##
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## execute command
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##
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echo -e "${COMMAND// --/\\n --}\n"
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eval "$COMMAND"
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