mirror of
https://github.com/aevea/action-kaniko.git
synced 2025-01-30 22:09:37 +01:00
115 lines
3.6 KiB
Bash
Executable file
115 lines
3.6 KiB
Bash
Executable file
#!/busybox/sh
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set -e pipefail
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export REGISTRY=${INPUT_REGISTRY:-"docker.io"}
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export IMAGE=${INPUT_IMAGE}
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export BRANCH=$(echo ${GITHUB_REF} | sed -E "s/refs\/(heads|tags)\///g" | sed -e "s/\//-/g")
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export TAG=${INPUT_TAG:-$([ "$BRANCH" == "master" ] && echo latest || echo $BRANCH)}
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export TAG=${TAG:-"latest"}
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export TAG=${TAG#$INPUT_STRIP_TAG_PREFIX}
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export USERNAME=${INPUT_USERNAME:-$GITHUB_ACTOR}
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export PASSWORD=${INPUT_PASSWORD:-$GITHUB_TOKEN}
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export REPOSITORY=$IMAGE
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export IMAGE_LATEST=${INPUT_TAG_WITH_LATEST:+"$IMAGE:latest"}
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export IMAGE=$IMAGE:$TAG
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export CONTEXT_PATH=${INPUT_PATH}
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function ensure() {
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if [ -z "${1}" ]; then
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echo >&2 "Unable to find the ${2} variable. Did you set with.${2}?"
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exit 1
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fi
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}
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ensure "${REGISTRY}" "registry"
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ensure "${USERNAME}" "username"
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ensure "${PASSWORD}" "password"
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ensure "${IMAGE}" "image"
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ensure "${TAG}" "tag"
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ensure "${CONTEXT_PATH}" "path"
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if [ "$REGISTRY" == "docker.pkg.github.com" ]; then
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IMAGE_NAMESPACE="$(echo $GITHUB_REPOSITORY | tr '[:upper:]' '[:lower:]')"
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export IMAGE="$IMAGE_NAMESPACE/$IMAGE"
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export REPOSITORY="$IMAGE_NAMESPACE/$REPOSITORY"
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if [ ! -z $IMAGE_LATEST ]; then
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export IMAGE_LATEST="$IMAGE_NAMESPACE/$IMAGE_LATEST"
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fi
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if [ ! -z $INPUT_CACHE_REGISTRY ]; then
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export INPUT_CACHE_REGISTRY="$REGISTRY/$IMAGE_NAMESPACE/$INPUT_CACHE_REGISTRY"
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fi
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fi
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if [ "$REGISTRY" == "docker.io" ]; then
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export REGISTRY="index.${REGISTRY}/v1/"
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else
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export IMAGE="$REGISTRY/$IMAGE"
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if [ ! -z $IMAGE_LATEST ]; then
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export IMAGE_LATEST="$REGISTRY/$IMAGE_LATEST"
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fi
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fi
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export CACHE=${INPUT_CACHE:+"--cache=true"}
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export CACHE=$CACHE${INPUT_CACHE_TTL:+" --cache-ttl=$INPUT_CACHE_TTL"}
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export CACHE=$CACHE${INPUT_CACHE_REGISTRY:+" --cache-repo=$INPUT_CACHE_REGISTRY"}
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export CACHE=$CACHE${INPUT_CACHE_DIRECTORY:+" --cache-dir=$INPUT_CACHE_DIRECTORY"}
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export CONTEXT="--context $GITHUB_WORKSPACE/$CONTEXT_PATH"
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export DOCKERFILE="--dockerfile $CONTEXT_PATH/${INPUT_BUILD_FILE:-Dockerfile}"
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export TARGET=${INPUT_TARGET:+"--target=$INPUT_TARGET"}
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if [ ! -z $INPUT_SKIP_UNCHANGED_DIGEST ]; then
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export DESTINATION="--digest-file digest --no-push --tarPath image.tar --destination $IMAGE"
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else
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export DESTINATION="--destination $IMAGE"
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if [ ! -z $IMAGE_LATEST ]; then
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export DESTINATION="$DESTINATION --destination $IMAGE_LATEST"
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fi
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fi
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export ARGS="$CACHE $CONTEXT $DOCKERFILE $TARGET $DESTINATION $INPUT_EXTRA_ARGS"
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cat <<EOF >/kaniko/.docker/config.json
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{
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"auths": {
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"https://${REGISTRY}": {
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"username": "${USERNAME}",
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"password": "${PASSWORD}"
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}
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}
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}
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EOF
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# https://github.com/GoogleContainerTools/kaniko/issues/1349
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/kaniko/executor --reproducible --force $ARGS
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if [ ! -z $INPUT_SKIP_UNCHANGED_DIGEST ]; then
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export DIGEST=$(cat digest)
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if [ "$REGISTRY" == "docker.pkg.github.com" ]; then
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wget -q -O manifest --header "Authorization: Basic $(echo -n $USERNAME:$PASSWORD | base64 | tr -d \\n)" https://docker.pkg.github.com/v2/$REPOSITORY/manifests/latest || true
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export REMOTE="sha256:$(cat manifest | sha256sum | awk '{ print $1 }')"
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else
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export REMOTE=$(reg digest -u $USERNAME -p $PASSWORD $REGISTRY/$REPOSITORY | tail -1)
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fi
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if [ "$DIGEST" == "$REMOTE" ]; then
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echo "Digest hasn't changed, skipping, $DIGEST"
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echo "Done 🎉️"
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exit 0
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fi
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echo "Pushing image..."
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/kaniko/crane auth login $REGISTRY -u $USERNAME -p $PASSWORD
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/kaniko/crane push image.tar $IMAGE
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if [ ! -z $IMAGE_LATEST ]; then
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echo "Tagging latest..."
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/kaniko/crane tag $IMAGE latest
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fi
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echo "Done 🎉️"
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fi
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