49 lines
1.4 KiB
Docker
49 lines
1.4 KiB
Docker
FROM docker.io/golang:1.24-bookworm as builder
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ARG VER=devel
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ARG BUILDTAGS
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ARG EXTERNAL=0
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ENV CGO_ENABLED=0
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WORKDIR /src
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RUN \
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--mount=target=/src,type=bind,source=. \
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--mount=type=cache,target=/root/.cache/go-build \
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<<HEREDOC
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# Create directories required for `cp` / `go build -o`:
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mkdir -p /sshpiperd/plugins
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if [ "${EXTERNAL}" = "1" ]; then
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cp sshpiperd /sshpiperd
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cp -r plugins /sshpiperd
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else
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go build -o /sshpiperd -ldflags "-X main.mainver=${VER}" ./cmd/...
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go build -o /sshpiperd/plugins -tags "${BUILDTAGS}" ./plugin/... ./e2e/testplugin/...
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fi
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HEREDOC
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ADD entrypoint.sh /sshpiperd
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FROM builder as testrunner
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COPY --from=farmer1992/openssh-static:V_9_8_P1 /usr/bin/ssh /usr/bin/ssh-9.8p1
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COPY --from=farmer1992/openssh-static:V_8_0_P1 /usr/bin/ssh /usr/bin/ssh-8.0p1
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FROM docker.io/busybox
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ARG USERID=1000
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ARG GROUPID=1000
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RUN <<HEREDOC
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# Add a non-root system (-S) user/group to run `sshpiperd` with (final arg is group/user name):
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addgroup -S -g "${GROUPID}" sshpiperd
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adduser -S -u "${USERID}" -G sshpiperd sshpiperd
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# Support `SSHPIPERD_SERVER_KEY_GENERATE_MODE=notexist` to create host key at `/etc/ssh`:
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mkdir /etc/ssh/
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chown -R "${USERID}:${GROUPID}" /etc/ssh/
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HEREDOC
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COPY --from=builder --chown=${USERID} /sshpiperd/ /sshpiperd
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# Runtime setup:
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USER ${USERID}:${GROUPID}
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EXPOSE 2222
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ENTRYPOINT ["/sshpiperd/entrypoint.sh"]
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