# Copyright 2016 The Kubernetes 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.

FROM {ARG_FROM}

# When building, we can pass a unique value (e.g. `date +%s`) for this arg,
# which will force a rebuild from here (by invalidating docker's cache).
ARG FORCE_REBUILD=0

# When building, we can pass a hash of the licenses tree, which docker checks
# against its cache and can force a rebuild from here.
ARG HASH_LICENSES=0

# Add third-party licenses.
COPY .licenses/ /LICENSES/

# When building, we can pass a hash of the binary, which docker checks against
# its cache and can force a rebuild from here.
ARG HASH_BINARY=0

# Add the platform-specific binary.
COPY bin/{ARG_OS}_{ARG_ARCH}/{ARG_BIN} /{ARG_BIN}

# This container has to run as root for iptables. Be explicit here.
USER 0:0
ENV HOME=/

ENTRYPOINT ["/{ARG_BIN}"]
