github.com/containerd/nerdctl@v1.7.7/Dockerfile (about)

     1  #   Copyright The containerd Authors.
     2  
     3  #   Licensed under the Apache License, Version 2.0 (the "License");
     4  #   you may not use this file except in compliance with the License.
     5  #   You may obtain a copy of the License at
     6  
     7  #       http://www.apache.org/licenses/LICENSE-2.0
     8  
     9  #   Unless required by applicable law or agreed to in writing, software
    10  #   distributed under the License is distributed on an "AS IS" BASIS,
    11  #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  #   See the License for the specific language governing permissions and
    13  #   limitations under the License.
    14  
    15  # -----------------------------------------------------------------------------
    16  # Usage: `docker run -it --privileged <IMAGE>`. Make sure to add `-t` and `--privileged`.
    17  
    18  # TODO: verify commit hash
    19  
    20  # Basic deps
    21  ARG CONTAINERD_VERSION=v1.7.22
    22  ARG RUNC_VERSION=v1.1.14
    23  ARG CNI_PLUGINS_VERSION=v1.5.1
    24  
    25  # Extra deps: Build
    26  ARG BUILDKIT_VERSION=v0.15.2
    27  # Extra deps: Lazy-pulling
    28  ARG STARGZ_SNAPSHOTTER_VERSION=v0.15.1
    29  # Extra deps: Encryption
    30  ARG IMGCRYPT_VERSION=v1.1.11
    31  # Extra deps: Rootless
    32  ARG ROOTLESSKIT_VERSION=v2.3.1
    33  ARG SLIRP4NETNS_VERSION=v1.3.1
    34  # Extra deps: bypass4netns
    35  ARG BYPASS4NETNS_VERSION=v0.4.1
    36  # Extra deps: FUSE-OverlayFS
    37  ARG FUSE_OVERLAYFS_VERSION=v1.13
    38  ARG CONTAINERD_FUSE_OVERLAYFS_VERSION=v1.0.8
    39  # Extra deps: IPFS
    40  ARG KUBO_VERSION=v0.29.0
    41  # Extra deps: Init
    42  ARG TINI_VERSION=v0.19.0
    43  # Extra deps: Debug
    44  ARG BUILDG_VERSION=v0.4.1
    45  
    46  # Test deps
    47  ARG GO_VERSION=1.23
    48  ARG UBUNTU_VERSION=24.04
    49  ARG CONTAINERIZED_SYSTEMD_VERSION=v0.1.1
    50  ARG GOTESTSUM_VERSION=v1.12.0
    51  ARG NYDUS_VERSION=v2.2.5
    52  ARG SOCI_SNAPSHOTTER_VERSION=0.7.0
    53  
    54  FROM --platform=$BUILDPLATFORM tonistiigi/xx:1.5.0 AS xx
    55  
    56  
    57  FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-bookworm AS build-base-debian
    58  COPY --from=xx / /
    59  ENV DEBIAN_FRONTEND=noninteractive
    60  RUN apt-get update && \
    61    apt-get install -y git pkg-config dpkg-dev
    62  ARG TARGETARCH
    63  # libbtrfs: for containerd
    64  # libseccomp: for runc and bypass4netns
    65  RUN xx-apt-get update && \
    66    xx-apt-get install -y binutils gcc libc6-dev libbtrfs-dev libseccomp-dev pkg-config
    67  
    68  FROM build-base-debian AS build-containerd
    69  ARG TARGETARCH
    70  ARG CONTAINERD_VERSION
    71  RUN git clone https://github.com/containerd/containerd.git /go/src/github.com/containerd/containerd
    72  WORKDIR /go/src/github.com/containerd/containerd
    73  RUN git checkout ${CONTAINERD_VERSION} && \
    74    mkdir -p /out /out/$TARGETARCH && \
    75    cp -a containerd.service /out
    76  RUN GO=xx-go make STATIC=1 && \
    77    cp -a bin/containerd bin/containerd-shim-runc-v2 bin/ctr /out/$TARGETARCH
    78  
    79  FROM build-base-debian AS build-runc
    80  ARG RUNC_VERSION
    81  ARG TARGETARCH
    82  RUN git clone https://github.com/opencontainers/runc.git /go/src/github.com/opencontainers/runc
    83  WORKDIR /go/src/github.com/opencontainers/runc
    84  RUN git checkout ${RUNC_VERSION} && \
    85    mkdir -p /out
    86  ENV CGO_ENABLED=1
    87  RUN GO=xx-go make static && \
    88    xx-verify --static runc && cp -v -a runc /out/runc.${TARGETARCH}
    89  
    90  FROM build-base-debian AS build-bypass4netns
    91  ARG BYPASS4NETNS_VERSION
    92  ARG TARGETARCH
    93  RUN git clone https://github.com/rootless-containers/bypass4netns.git /go/src/github.com/rootless-containers/bypass4netns
    94  WORKDIR /go/src/github.com/rootless-containers/bypass4netns
    95  RUN git checkout ${BYPASS4NETNS_VERSION} && \
    96    mkdir -p /out/${TARGETARCH}
    97  ENV CGO_ENABLED=1
    98  RUN GO=xx-go make static && \
    99    xx-verify --static bypass4netns && cp -a bypass4netns bypass4netnsd /out/${TARGETARCH}
   100  
   101  FROM build-base-debian AS build-kubo
   102  ARG KUBO_VERSION
   103  ARG TARGETARCH
   104  RUN git clone https://github.com/ipfs/kubo.git /go/src/github.com/ipfs/kubo
   105  WORKDIR /go/src/github.com/ipfs/kubo
   106  RUN git checkout ${KUBO_VERSION} && \
   107    mkdir -p /out/${TARGETARCH}
   108  ENV CGO_ENABLED=0
   109  RUN xx-go --wrap && \
   110    make build && \
   111    xx-verify --static cmd/ipfs/ipfs && cp -a cmd/ipfs/ipfs /out/${TARGETARCH}
   112  
   113  FROM --platform=$BUILDPLATFORM golang:${GO_VERSION}-alpine AS build-base
   114  RUN apk add --no-cache make git curl
   115  COPY . /go/src/github.com/containerd/nerdctl
   116  WORKDIR /go/src/github.com/containerd/nerdctl
   117  
   118  FROM build-base AS build-minimal
   119  RUN BINDIR=/out/bin make binaries install
   120  # We do not set CMD to `go test` here, because it requires systemd
   121  
   122  FROM build-base AS build-full
   123  ARG TARGETARCH
   124  ENV GOARCH=${TARGETARCH}
   125  RUN BINDIR=/out/bin make binaries install
   126  WORKDIR /nowhere
   127  COPY ./Dockerfile.d/SHA256SUMS.d/ /SHA256SUMS.d
   128  COPY README.md /out/share/doc/nerdctl/
   129  COPY docs /out/share/doc/nerdctl/docs
   130  RUN echo "${TARGETARCH:-amd64}" | sed -e s/amd64/x86_64/ -e s/arm64/aarch64/ | tee /target_uname_m
   131  RUN mkdir -p /out/share/doc/nerdctl-full && \
   132    echo "# nerdctl (full distribution)" > /out/share/doc/nerdctl-full/README.md && \
   133    echo "- nerdctl: $(cd /go/src/github.com/containerd/nerdctl && git describe --tags)" >> /out/share/doc/nerdctl-full/README.md
   134  ARG CONTAINERD_VERSION
   135  COPY --from=build-containerd /out/${TARGETARCH:-amd64}/* /out/bin/
   136  COPY --from=build-containerd /out/containerd.service /out/lib/systemd/system/containerd.service
   137  RUN echo "- containerd: ${CONTAINERD_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   138  ARG RUNC_VERSION
   139  COPY --from=build-runc /out/runc.${TARGETARCH:-amd64} /out/bin/runc
   140  RUN echo "- runc: ${RUNC_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   141  ARG CNI_PLUGINS_VERSION
   142  RUN fname="cni-plugins-${TARGETOS:-linux}-${TARGETARCH:-amd64}-${CNI_PLUGINS_VERSION}.tgz" && \
   143    curl -o "${fname}" -fSL "https://github.com/containernetworking/plugins/releases/download/${CNI_PLUGINS_VERSION}/${fname}" && \
   144    grep "${fname}" "/SHA256SUMS.d/cni-plugins-${CNI_PLUGINS_VERSION}" | sha256sum -c && \
   145    mkdir -p /out/libexec/cni && \
   146    tar xzf "${fname}" -C /out/libexec/cni && \
   147    rm -f "${fname}" && \
   148    echo "- CNI plugins: ${CNI_PLUGINS_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   149  ARG BUILDKIT_VERSION
   150  RUN fname="buildkit-${BUILDKIT_VERSION}.${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz" && \
   151    curl -o "${fname}" -fSL "https://github.com/moby/buildkit/releases/download/${BUILDKIT_VERSION}/${fname}" && \
   152    grep "${fname}" "/SHA256SUMS.d/buildkit-${BUILDKIT_VERSION}" | sha256sum -c && \
   153    tar xzf "${fname}" -C /out && \
   154    rm -f "${fname}" /out/bin/buildkit-qemu-* /out/bin/buildkit-runc && \
   155    echo "- BuildKit: ${BUILDKIT_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   156  # NOTE: github.com/moby/buildkit/examples/systemd is not included in BuildKit v0.8.x, will be included in v0.9.x
   157  RUN cd /out/lib/systemd/system && \
   158    sedcomm='s@bin/containerd@bin/buildkitd@g; s@(Description|Documentation)=.*@@' && \
   159    sed -E "${sedcomm}" containerd.service > buildkit.service && \
   160    echo "" >> buildkit.service && \
   161    echo "# This file was converted from containerd.service, with \`sed -E '${sedcomm}'\`" >> buildkit.service
   162  ARG STARGZ_SNAPSHOTTER_VERSION
   163  RUN fname="stargz-snapshotter-${STARGZ_SNAPSHOTTER_VERSION}-${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz" && \
   164    curl -o "${fname}" -fSL "https://github.com/containerd/stargz-snapshotter/releases/download/${STARGZ_SNAPSHOTTER_VERSION}/${fname}" && \
   165    curl -o "stargz-snapshotter.service" -fSL "https://raw.githubusercontent.com/containerd/stargz-snapshotter/${STARGZ_SNAPSHOTTER_VERSION}/script/config/etc/systemd/system/stargz-snapshotter.service" && \
   166    grep "${fname}" "/SHA256SUMS.d/stargz-snapshotter-${STARGZ_SNAPSHOTTER_VERSION}" | sha256sum -c - && \
   167    grep "stargz-snapshotter.service" "/SHA256SUMS.d/stargz-snapshotter-${STARGZ_SNAPSHOTTER_VERSION}" | sha256sum -c - && \
   168    tar xzf "${fname}" -C /out/bin && \
   169    rm -f "${fname}" /out/bin/stargz-store && \
   170    mv stargz-snapshotter.service /out/lib/systemd/system/stargz-snapshotter.service && \
   171    echo "- Stargz Snapshotter: ${STARGZ_SNAPSHOTTER_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   172  ARG IMGCRYPT_VERSION
   173  RUN git clone https://github.com/containerd/imgcrypt.git /go/src/github.com/containerd/imgcrypt && \
   174    cd /go/src/github.com/containerd/imgcrypt && \
   175    git checkout "${IMGCRYPT_VERSION}" && \
   176    CGO_ENABLED=0 make && DESTDIR=/out make install && \
   177    echo "- imgcrypt: ${IMGCRYPT_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   178  ARG ROOTLESSKIT_VERSION
   179  RUN fname="rootlesskit-$(cat /target_uname_m).tar.gz" && \
   180    curl -o "${fname}" -fSL "https://github.com/rootless-containers/rootlesskit/releases/download/${ROOTLESSKIT_VERSION}/${fname}" && \
   181    grep "${fname}" "/SHA256SUMS.d/rootlesskit-${ROOTLESSKIT_VERSION}" | sha256sum -c && \
   182    tar xzf "${fname}" -C /out/bin && \
   183    rm -f "${fname}" /out/bin/rootlesskit-docker-proxy && \
   184    echo "- RootlessKit: ${ROOTLESSKIT_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   185  ARG SLIRP4NETNS_VERSION
   186  RUN fname="slirp4netns-$(cat /target_uname_m)" && \
   187    curl -o "${fname}" -fSL "https://github.com/rootless-containers/slirp4netns/releases/download/${SLIRP4NETNS_VERSION}/${fname}" && \
   188    grep "${fname}" "/SHA256SUMS.d/slirp4netns-${SLIRP4NETNS_VERSION}" | sha256sum -c && \
   189    mv "${fname}" /out/bin/slirp4netns && \
   190    chmod +x /out/bin/slirp4netns && \
   191    echo "- slirp4netns: ${SLIRP4NETNS_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   192  ARG BYPASS4NETNS_VERSION
   193  COPY --from=build-bypass4netns /out/${TARGETARCH:-amd64}/* /out/bin/
   194  RUN echo "- bypass4netns: ${BYPASS4NETNS_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   195  ARG FUSE_OVERLAYFS_VERSION
   196  RUN fname="fuse-overlayfs-$(cat /target_uname_m)" && \
   197    curl -o "${fname}" -fSL "https://github.com/containers/fuse-overlayfs/releases/download/${FUSE_OVERLAYFS_VERSION}/${fname}" && \
   198    grep "${fname}" "/SHA256SUMS.d/fuse-overlayfs-${FUSE_OVERLAYFS_VERSION}" | sha256sum -c && \
   199    mv "${fname}" /out/bin/fuse-overlayfs && \
   200    chmod +x /out/bin/fuse-overlayfs && \
   201    echo "- fuse-overlayfs: ${FUSE_OVERLAYFS_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   202  ARG CONTAINERD_FUSE_OVERLAYFS_VERSION
   203  RUN fname="containerd-fuse-overlayfs-${CONTAINERD_FUSE_OVERLAYFS_VERSION/v}-${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz" && \
   204    curl -o "${fname}" -fSL "https://github.com/containerd/fuse-overlayfs-snapshotter/releases/download/${CONTAINERD_FUSE_OVERLAYFS_VERSION}/${fname}" && \
   205    grep "${fname}" "/SHA256SUMS.d/containerd-fuse-overlayfs-${CONTAINERD_FUSE_OVERLAYFS_VERSION}" | sha256sum -c && \
   206    tar xzf "${fname}" -C /out/bin && \
   207    rm -f "${fname}" && \
   208    echo "- containerd-fuse-overlayfs: ${CONTAINERD_FUSE_OVERLAYFS_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   209  ARG KUBO_VERSION
   210  COPY --from=build-kubo /out/${TARGETARCH:-amd64}/* /out/bin/
   211  RUN echo "- Kubo (IPFS): ${KUBO_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   212  ARG TINI_VERSION
   213  RUN fname="tini-static-${TARGETARCH:-amd64}" && \
   214    curl -o "${fname}" -fSL "https://github.com/krallin/tini/releases/download/${TINI_VERSION}/${fname}" && \
   215    grep "${fname}" "/SHA256SUMS.d/tini-${TINI_VERSION}" | sha256sum -c && \
   216    cp -a "${fname}" /out/bin/tini && chmod +x /out/bin/tini && \
   217    echo "- Tini: ${TINI_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   218  ARG BUILDG_VERSION
   219  RUN fname="buildg-${BUILDG_VERSION}-${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz" && \
   220    curl -o "${fname}" -fSL "https://github.com/ktock/buildg/releases/download/${BUILDG_VERSION}/${fname}" && \
   221    grep "${fname}" "/SHA256SUMS.d/buildg-${BUILDG_VERSION}" | sha256sum -c && \
   222    tar xzf "${fname}" -C /out/bin && \
   223    rm -f "${fname}" && \
   224    echo "- buildg: ${BUILDG_VERSION}" >> /out/share/doc/nerdctl-full/README.md
   225  
   226  RUN echo "" >> /out/share/doc/nerdctl-full/README.md && \
   227    echo "## License" >> /out/share/doc/nerdctl-full/README.md && \
   228    echo "- bin/slirp4netns:    [GNU GENERAL PUBLIC LICENSE, Version 2](https://github.com/rootless-containers/slirp4netns/blob/${SLIRP4NETNS_VERSION}/COPYING)" >> /out/share/doc/nerdctl-full/README.md && \
   229    echo "- bin/fuse-overlayfs: [GNU GENERAL PUBLIC LICENSE, Version 2](https://github.com/containers/fuse-overlayfs/blob/${FUSE_OVERLAYFS_VERSION}/COPYING)" >> /out/share/doc/nerdctl-full/README.md && \
   230    echo "- bin/ipfs: [Combination of MIT-only license and dual MIT/Apache-2.0 license](https://github.com/ipfs/kubo/blob/${KUBO_VERSION}/LICENSE)" >> /out/share/doc/nerdctl-full/README.md && \
   231    echo "- bin/{runc,bypass4netns,bypass4netnsd}: Apache License 2.0, statically linked with libseccomp ([LGPL 2.1](https://github.com/seccomp/libseccomp/blob/main/LICENSE), source code available at https://github.com/seccomp/libseccomp/)" >> /out/share/doc/nerdctl-full/README.md && \
   232    echo "- bin/tini: [MIT License](https://github.com/krallin/tini/blob/${TINI_VERSION}/LICENSE)" >> /out/share/doc/nerdctl-full/README.md && \
   233    echo "- Other files: [Apache License 2.0](https://www.apache.org/licenses/LICENSE-2.0)" >> /out/share/doc/nerdctl-full/README.md && \
   234    (cd /out && find ! -type d | sort | xargs sha256sum > /tmp/SHA256SUMS ) && \
   235    mv /tmp/SHA256SUMS /out/share/doc/nerdctl-full/SHA256SUMS && \
   236    chown -R 0:0 /out
   237  
   238  FROM scratch AS out-full
   239  COPY --from=build-full /out /
   240  
   241  FROM ubuntu:${UBUNTU_VERSION} AS base
   242  # fuse3 is required by stargz snapshotter
   243  RUN apt-get update && \
   244    apt-get install -qq -y --no-install-recommends \
   245    apparmor \
   246    bash-completion \
   247    ca-certificates curl \
   248    iproute2 iptables \
   249    dbus dbus-user-session systemd systemd-sysv \
   250    fuse3
   251  ARG CONTAINERIZED_SYSTEMD_VERSION
   252  RUN curl -L -o /docker-entrypoint.sh https://raw.githubusercontent.com/AkihiroSuda/containerized-systemd/${CONTAINERIZED_SYSTEMD_VERSION}/docker-entrypoint.sh && \
   253    chmod +x /docker-entrypoint.sh
   254  COPY --from=out-full / /usr/local/
   255  RUN perl -pi -e 's/multi-user.target/docker-entrypoint.target/g' /usr/local/lib/systemd/system/*.service && \
   256    systemctl enable containerd buildkit stargz-snapshotter && \
   257    mkdir -p /etc/bash_completion.d && \
   258    nerdctl completion bash >/etc/bash_completion.d/nerdctl && \
   259    mkdir -p -m 0755 /etc/cni
   260  COPY ./Dockerfile.d/etc_containerd_config.toml /etc/containerd/config.toml
   261  COPY ./Dockerfile.d/etc_buildkit_buildkitd.toml /etc/buildkit/buildkitd.toml
   262  VOLUME /var/lib/containerd
   263  VOLUME /var/lib/buildkit
   264  VOLUME /var/lib/containerd-stargz-grpc
   265  VOLUME /var/lib/nerdctl
   266  ENTRYPOINT ["/docker-entrypoint.sh"]
   267  CMD ["bash", "--login", "-i"]
   268  
   269  # convert GO_VERSION=1.16 to the latest release such as "go1.16.1"
   270  FROM golang:${GO_VERSION}-alpine AS goversion
   271  RUN go env GOVERSION > /GOVERSION
   272  
   273  FROM base AS test-integration
   274  ARG DEBIAN_FRONTEND=noninteractive
   275  # `expect` package contains `unbuffer(1)`, which is used for emulating TTY for testing
   276  RUN apt-get update && \
   277    apt-get install -qq -y \
   278    expect git
   279  COPY --from=goversion /GOVERSION /GOVERSION
   280  ARG TARGETARCH
   281  RUN curl -L https://golang.org/dl/$(cat /GOVERSION).linux-${TARGETARCH:-amd64}.tar.gz | tar xzvC /usr/local
   282  ENV PATH=/usr/local/go/bin:$PATH
   283  ARG GOTESTSUM_VERSION
   284  RUN GOBIN=/usr/local/bin go install gotest.tools/gotestsum@${GOTESTSUM_VERSION}
   285  COPY . /go/src/github.com/containerd/nerdctl
   286  WORKDIR /go/src/github.com/containerd/nerdctl
   287  VOLUME /tmp
   288  ENV CGO_ENABLED=0
   289  # copy cosign binary for integration test
   290  COPY --from=gcr.io/projectsigstore/cosign:v2.2.3@sha256:8fc9cad121611e8479f65f79f2e5bea58949e8a87ffac2a42cb99cf0ff079ba7 /ko-app/cosign /usr/local/bin/cosign
   291  # installing soci for integration test
   292  ARG SOCI_SNAPSHOTTER_VERSION
   293  RUN fname="soci-snapshotter-${SOCI_SNAPSHOTTER_VERSION}-${TARGETOS:-linux}-${TARGETARCH:-amd64}.tar.gz" && \
   294    curl -o "${fname}" -fSL "https://github.com/awslabs/soci-snapshotter/releases/download/v${SOCI_SNAPSHOTTER_VERSION}/${fname}" && \
   295    tar -C /usr/local/bin -xvf "${fname}" soci soci-snapshotter-grpc
   296  # enable offline ipfs for integration test
   297  COPY ./Dockerfile.d/test-integration-etc_containerd-stargz-grpc_config.toml /etc/containerd-stargz-grpc/config.toml
   298  COPY ./Dockerfile.d/test-integration-ipfs-offline.service /usr/local/lib/systemd/system/
   299  COPY ./Dockerfile.d/test-integration-buildkit-nerdctl-test.service /usr/local/lib/systemd/system/
   300  COPY ./Dockerfile.d/test-integration-soci-snapshotter.service /usr/local/lib/systemd/system/
   301  RUN cp /usr/local/bin/tini /usr/local/bin/tini-custom
   302  # using test integration containerd config
   303  COPY ./Dockerfile.d/test-integration-etc_containerd_config.toml /etc/containerd/config.toml
   304  # install ipfs service. avoid using 5001(api)/8080(gateway) which are reserved by tests.
   305  RUN systemctl enable test-integration-ipfs-offline test-integration-buildkit-nerdctl-test test-integration-soci-snapshotter && \
   306    ipfs init && \
   307    ipfs config Addresses.API "/ip4/127.0.0.1/tcp/5888" && \
   308    ipfs config Addresses.Gateway "/ip4/127.0.0.1/tcp/5889"
   309  # install nydus components
   310  ARG NYDUS_VERSION
   311  RUN curl -L -o nydus-static.tgz "https://github.com/dragonflyoss/image-service/releases/download/${NYDUS_VERSION}/nydus-static-${NYDUS_VERSION}-linux-${TARGETARCH}.tgz" && \
   312    tar xzf nydus-static.tgz && \
   313    mv nydus-static/nydus-image nydus-static/nydusd nydus-static/nydusify /usr/bin/ && \
   314    rm nydus-static.tgz
   315  CMD ["gotestsum", "--format=testname", "--rerun-fails=2", "--packages=github.com/containerd/nerdctl/cmd/nerdctl/...", \
   316    "--", "-timeout=30m", "-args", "-test.kill-daemon"]
   317  
   318  FROM test-integration AS test-integration-rootless
   319  # Install SSH for creating systemd user session.
   320  # (`sudo` does not work for this purpose,
   321  #  OTOH `machinectl shell` can create the session but does not propagate exit code)
   322  RUN apt-get update && \
   323    apt-get install -qq -y \
   324    uidmap \
   325    openssh-server openssh-client
   326  # TODO: update containerized-systemd to enable sshd by default, or allow `systemctl wants <TARGET> ssh` here
   327  RUN ssh-keygen -q -t rsa -f /root/.ssh/id_rsa -N '' && \
   328    useradd -m -s /bin/bash rootless && \
   329    mkdir -p -m 0700 /home/rootless/.ssh && \
   330    cp -a /root/.ssh/id_rsa.pub /home/rootless/.ssh/authorized_keys && \
   331    mkdir -p /home/rootless/.local/share && \
   332    chown -R rootless:rootless /home/rootless
   333  COPY ./Dockerfile.d/etc_systemd_system_user@.service.d_delegate.conf /etc/systemd/system/user@.service.d/delegate.conf
   334  # ipfs daemon for rootless containerd will be enabled in /test-integration-rootless.sh
   335  RUN systemctl disable test-integration-ipfs-offline
   336  VOLUME /home/rootless/.local/share
   337  RUN go test -o /usr/local/bin/nerdctl.test -c ./cmd/nerdctl
   338  COPY ./Dockerfile.d/test-integration-rootless.sh /
   339  CMD ["/test-integration-rootless.sh", \
   340    "gotestsum", "--format=testname", "--rerun-fails=2", "--raw-command", \
   341    "--", "/usr/local/go/bin/go", "tool", "test2json", "-t", "-p", "github.com/containerd/nerdctl/cmd/nerdctl",  \
   342    "/usr/local/bin/nerdctl.test", "-test.v", "-test.timeout=30m", "-test.kill-daemon"]
   343  
   344  # test for CONTAINERD_ROOTLESS_ROOTLESSKIT_PORT_DRIVER=slirp4netns
   345  FROM test-integration-rootless AS test-integration-rootless-port-slirp4netns
   346  COPY ./Dockerfile.d/home_rootless_.config_systemd_user_containerd.service.d_port-slirp4netns.conf /home/rootless/.config/systemd/user/containerd.service.d/port-slirp4netns.conf
   347  RUN chown -R rootless:rootless /home/rootless/.config
   348  
   349  FROM test-integration AS test-integration-ipv6
   350  CMD ["gotestsum", "--format=testname", "--rerun-fails=2", "--packages=github.com/containerd/nerdctl/cmd/nerdctl/...", \
   351    "--", "-timeout=30m", "-args", "-test.kill-daemon", "-test.ipv6"]
   352  
   353  FROM base AS demo