86 lines
2.6 KiB
Bash
Executable File
86 lines
2.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -o errexit
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set -o pipefail
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# safe guard
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if [ -n "$TRAVIS_TAG" ] && [ -n "$VERSION" ]; then
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echo "Deploying..."
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else
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echo "Skipping deploy"
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exit 0
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fi
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# base docker image name
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IMAGE_NAME="ldez/traefik-certs-dumper"
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# only linux for now
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OS=linux
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# target platforms in docker manifest notation
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declare -a PLATFORMS=( "amd64" "arm.v6" "arm.v7")
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# images from Dockerfile
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FROM_IMAGE=$(grep "{RUNTIME_HASH}" < Dockerfile | sed "s/FROM //" | sed 's/\$.*//')
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# manifest cache file
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MANIFEST_FILE=/tmp/tcd-manifest.${FROM_IMAGE}.json
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# get platform image hash from docker manifest
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function platformHash () {
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local ARCHITECTURE VARIANT HASH
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read -r ARCHITECTURE VARIANT <<< "$@"
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if [ -z "$VARIANT" ]; then
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HASH=$(jq -r ".manifests[] | select(.platform.architecture == \"$ARCHITECTURE\") | .digest" < "$MANIFEST_FILE")
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else
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HASH=$(jq -r ".manifests[] | select(.platform.architecture == \"$ARCHITECTURE\" and .platform.variant == \"$VARIANT\") | .digest" < "$MANIFEST_FILE")
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fi
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echo "$HASH"
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}
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# get manifest
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if [ ! -f "$MANIFEST_FILE" ]; then
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docker pull "$FROM_IMAGE"
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DOCKER_CLI_EXPERIMENTAL=enabled docker manifest inspect "$FROM_IMAGE" > "$MANIFEST_FILE"
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fi
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# create and push images
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for platform in "${PLATFORMS[@]}"; do
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# split architecture.version
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IFS='.' read -r ARCHITECTURE VARIANT <<< "$platform"
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# add xargs to trim whitespace
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RUNTIME_HASH=$(platformHash "$ARCHITECTURE" "$VARIANT")
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# arm architectures flavors, strip "v" prefix
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GOARM=${VARIANT:1}
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# build for target runtime image and architecture
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docker build --build-arg="RUNTIME_HASH=@${RUNTIME_HASH}" --build-arg="GOARCH=${ARCHITECTURE}" --build-arg="GOARM=${GOARM}" -t "$IMAGE_NAME:${VERSION}-$platform" .
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# push images
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docker push "$IMAGE_NAME:${VERSION}-$platform"
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done
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# create manifest
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TAG_LIST=$(printf "$IMAGE_NAME:${VERSION}-%s " "${PLATFORMS[@]}")
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# shellcheck disable=SC2086
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DOCKER_CLI_EXPERIMENTAL=enabled docker manifest create --amend "$IMAGE_NAME:${VERSION}" $TAG_LIST
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for platform in "${PLATFORMS[@]}"; do
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# split architecture.version
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IFS='.' read -r ARCHITECTURE VARIANT <<< "$platform"
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# docker and go architectures don't match
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if [ "arm" == "$ARCHITECTURE" ] && [ -n "$VARIANT" ]; then
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VARIANT="$ARCHITECTURE$VARIANT"
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fi
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DOCKER_CLI_EXPERIMENTAL=enabled docker manifest annotate "$IMAGE_NAME:${VERSION}" "$IMAGE_NAME:${VERSION}-$platform" --os "$OS" --arch "$ARCHITECTURE" --variant "$VARIANT"
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done
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# push manifest
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DOCKER_CLI_EXPERIMENTAL=enabled docker manifest push "$IMAGE_NAME:${VERSION}"
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