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Dockerfile
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Dockerfile
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# Copyright 2018 Istio Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# BASE_DISTRIBUTION is used to switch between the old base distribution and distroless base images
ARG BASE_DISTRIBUTION=default
# The following section is used as base image if BASE_DISTRIBUTION=default
# No tag available https://hub.docker.com/_/scratch?tab=description
# hadolint ignore=DL3006
FROM scratch as default
# The following section is used as base image if BASE_DISTRIBUTION=distroless
FROM gcr.io/distroless/static@sha256:c6d5981545ce1406d33e61434c61e9452dad93ecd8397c41e89036ef977a88f4 as distroless
# This will build the final image based on either default or distroless from above
# hadolint ignore=DL3006
FROM ${BASE_DISTRIBUTION}
COPY prometheusadapter /usr/local/bin/
ENTRYPOINT ["/usr/local/bin/prometheusadapter"]