FROM gcr.io/kaniko-project/executor:v1.7.0-debug AS kaniko-src

FROM gcr.io/go-containerregistry/crane as crane-src

FROM alpine/git

ENV HOME /root
ENV USER root

# See https://github.com/GoogleContainerTools/kaniko/blob/master/deploy/Dockerfile#L65-L70
# Modified to use /kaniko however, due to the limitation above
COPY --from=kaniko-src /kaniko/ /kaniko/
COPY --from=kaniko-src /etc/nsswitch.conf /etc/nsswitch.conf

ENV PATH /kaniko:$PATH
ENV SSL_CERT_DIR=/kaniko/ssl/certs
ENV DOCKER_CONFIG /kaniko/.docker/
ENV DOCKER_CREDENTIAL_GCR_CONFIG /kaniko/.config/gcloud/docker_credential_gcr_config.json

## add aliases for kaniko-executor and kaniko-warmer for better convenience
RUN ln -s /kaniko/executor /kaniko/kaniko-executor && \
    ln -s /kaniko/warmer /kaniko/kaniko-warmer

# Adding crane to the image
COPY --from=crane-src  /ko-app/crane /usr/local/bin/crane

# Adding jq to the image
RUN apk add --no-cache jq

# Copy entry point
COPY entry_point.sh /root/entry_point.sh

ENTRYPOINT ["/root/entry_point.sh"]