59 lines
1.5 KiB
Docker
59 lines
1.5 KiB
Docker
# Copyright 2019 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# Stolen from https://github.com/linuxkit/linuxkit/tree/master/pkg/sshd/
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FROM alpine AS base
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RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
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RUN apk add --no-cache --initdb -p /out \
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alpine-baselayout \
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apk-tools \
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busybox \
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ca-certificates \
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git \
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musl \
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openssh-server \
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tini \
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util-linux \
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wireguard-tools \
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&& true
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###############
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FROM scratch
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ENTRYPOINT []
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WORKDIR /
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COPY --from=base /out/ /
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RUN mkdir -p /etc/ssh && rm /etc/motd
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COPY sshd_config /etc/ssh/
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COPY sshd.sh /
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# Callers should mount a .ssh directory here. Our sshd.sh will copy it and
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# manage permissions.
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VOLUME /dot_ssh
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# Callers should mount a directory with git repos here.
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VOLUME /git
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# sshd runs as root, and the repo directory might be owned by anyone.
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RUN git config --system safe.directory '*'
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# Callers can SSH as user "test"
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RUN echo "test:x:65533:65533::/home/test:/usr/bin/git-shell" >> /etc/passwd
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CMD ["/sbin/tini", "/sshd.sh"]
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