libct/cg: retry opening a cgroup file #6960
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| # NOTE Github Actions execution environments lack a terminal, needed for | |
| # some integration tests. So we use `script` command to fake a terminal. | |
| name: ci | |
| on: | |
| push: | |
| tags: | |
| - v* | |
| branches: | |
| - main | |
| - release-* | |
| pull_request: | |
| permissions: | |
| contents: read | |
| env: | |
| # Don't ignore C warnings. Note that the output of "go env CGO_CFLAGS" by default is "-g -O2", so we keep them. | |
| CGO_CFLAGS: -g -O2 -Werror | |
| jobs: | |
| test: | |
| timeout-minutes: 30 | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| os: [ubuntu-20.04, ubuntu-24.04, actuated-arm64-6cpu-8gb] | |
| go-version: [1.22.x, 1.23.x] | |
| rootless: ["rootless", ""] | |
| race: ["-race", ""] | |
| criu: ["", "criu-dev"] | |
| exclude: | |
| # Disable most of criu-dev jobs, as they are expensive | |
| # (need to compile criu) and don't add much value/coverage. | |
| - criu: criu-dev | |
| go-version: 1.22.x | |
| - criu: criu-dev | |
| rootless: rootless | |
| - criu: criu-dev | |
| race: -race | |
| - go-version: 1.22.x | |
| os: actuated-arm64-6cpu-8gb | |
| - race: "-race" | |
| os: actuated-arm64-6cpu-8gb | |
| - criu: criu-dev | |
| os: actuated-arm64-6cpu-8gb | |
| runs-on: ${{ matrix.os }} | |
| steps: | |
| # https://gist.github.com/alexellis/1f33e581c75e11e161fe613c46180771#file-metering-gha-md | |
| # vmmeter start | |
| - name: Prepare arkade | |
| uses: alexellis/arkade-get@master | |
| if: matrix.os == 'actuated-arm64-6cpu-8gb' | |
| with: | |
| crane: latest | |
| print-summary: false | |
| - name: Install vmmeter | |
| if: matrix.os == 'actuated-arm64-6cpu-8gb' | |
| run: | | |
| crane export --platform linux/arm64 ghcr.io/openfaasltd/vmmeter:latest | sudo tar -xvf - -C /usr/local/bin | |
| - name: Run vmmeter | |
| uses: self-actuated/vmmeter-action@master | |
| if: matrix.os == 'actuated-arm64-6cpu-8gb' | |
| # vmmeter end | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: Show host info | |
| run: | | |
| set -x | |
| # Sync `set -x` outputs with command ouputs | |
| exec 2>&1 | |
| # Version | |
| uname -a | |
| cat /etc/os-release | |
| # Hardware | |
| cat /proc/cpuinfo | |
| free -mt | |
| # cgroup | |
| ls -F /sys/fs/cgroup | |
| cat /proc/self/cgroup | |
| if [ -e /sys/fs/cgroup/cgroup.controllers ]; then | |
| cat /sys/fs/cgroup/cgroup.controllers | |
| cat /sys/fs/cgroup/cgroup.subtree_control | |
| ls -F /sys/fs/cgroup$(grep -oP '0::\K.*' /proc/self/cgroup) | |
| fi | |
| # kernel config | |
| script/check-config.sh | |
| - name: start sshd (used for testing rootless with systemd user session) | |
| if: ${{ matrix.os == 'actuated-arm64-6cpu-8gb' && matrix.rootless == 'rootless' }} | |
| run: | | |
| # Generate new keys to fix "sshd: no hostkeys available -- exiting." | |
| sudo ssh-keygen -A | |
| if ! sudo systemctl start ssh.service; then | |
| sudo journalctl -xeu ssh.service | |
| exit 1 | |
| fi | |
| ps auxw | grep sshd | |
| - name: install deps | |
| run: | | |
| sudo apt update | |
| sudo apt -y install libseccomp-dev sshfs uidmap | |
| - name: install CRIU | |
| if: ${{ matrix.criu == '' }} | |
| env: | |
| PREFIX: https://download.opensuse.org/repositories/devel:/tools:/criu/xUbuntu | |
| run: | | |
| REPO=${PREFIX}_$(. /etc/os-release && echo $VERSION_ID) | |
| curl -fSsLl $REPO/Release.key | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/devel_tools_criu.gpg > /dev/null | |
| echo "deb $REPO/ /" | sudo tee /etc/apt/sources.list.d/criu.list | |
| sudo apt update | |
| sudo apt -y install criu | |
| - name: install CRIU (criu ${{ matrix.criu }}) | |
| if: ${{ matrix.criu != '' }} | |
| run: | | |
| sudo apt -qy install \ | |
| libcap-dev libnet1-dev libnl-3-dev \ | |
| libprotobuf-c-dev libprotobuf-dev protobuf-c-compiler protobuf-compiler | |
| git clone https://github.com/checkpoint-restore/criu.git ~/criu | |
| (cd ~/criu && git checkout ${{ matrix.criu }} && sudo make install-criu) | |
| rm -rf ~/criu | |
| - name: install go ${{ matrix.go-version }} | |
| uses: actions/setup-go@v5 | |
| with: | |
| go-version: ${{ matrix.go-version }} | |
| check-latest: true | |
| - name: build | |
| run: sudo -E PATH="$PATH" make EXTRA_FLAGS="${{ matrix.race }}" all | |
| - name: Setup Bats and bats libs | |
| uses: bats-core/[email protected] | |
| with: | |
| bats-version: 1.9.0 | |
| support-install: false | |
| assert-install: false | |
| detik-install: false | |
| file-install: false | |
| - name: Allow userns for runc | |
| # https://discourse.ubuntu.com/t/ubuntu-24-04-lts-noble-numbat-release-notes/39890#unprivileged-user-namespace-restrictions-15 | |
| if: matrix.os == 'ubuntu-24.04' | |
| run: | | |
| sed "s;^profile runc /usr/sbin/;profile runc-test $PWD/;" < /etc/apparmor.d/runc | sudo apparmor_parser | |
| - name: unit test | |
| if: matrix.rootless != 'rootless' | |
| run: sudo -E PATH="$PATH" -- make TESTFLAGS="${{ matrix.race }}" localunittest | |
| - name: add rootless user | |
| if: matrix.rootless == 'rootless' | |
| run: | | |
| sudo useradd -u2000 -m -d/home/rootless -s/bin/bash rootless | |
| # Allow root and rootless itself to execute `ssh rootless@localhost` in tests/rootless.sh | |
| ssh-keygen -t ecdsa -N "" -f $HOME/rootless.key | |
| sudo mkdir -m 0700 -p /home/rootless/.ssh | |
| sudo cp $HOME/rootless.key /home/rootless/.ssh/id_ecdsa | |
| sudo cp $HOME/rootless.key.pub /home/rootless/.ssh/authorized_keys | |
| sudo chown -R rootless.rootless /home/rootless | |
| sudo chmod a+X $HOME # for Ubuntu 22.04 and later | |
| - name: integration test (fs driver) | |
| run: sudo -E PATH="$PATH" script -e -c 'make local${{ matrix.rootless }}integration' | |
| - name: integration test (systemd driver) | |
| # Skip rootless+systemd for ubuntu 20.04 because of cgroup v1. | |
| if: ${{ !(matrix.os == 'ubuntu-20.04' && matrix.rootless == 'rootless') }} | |
| run: | | |
| # Delegate all cgroup v2 controllers to rootless user via --systemd-cgroup. | |
| # The default (since systemd v252) is "pids memory cpu". | |
| sudo mkdir -p /etc/systemd/system/[email protected] | |
| printf "[Service]\nDelegate=yes\n" | sudo tee /etc/systemd/system/[email protected]/delegate.conf | |
| sudo systemctl daemon-reload | |
| # Run the tests. | |
| sudo -E PATH="$PATH" script -e -c 'make RUNC_USE_SYSTEMD=yes local${{ matrix.rootless }}integration' | |
| # We need to continue support for 32-bit ARM. | |
| # However, we do not have 32-bit ARM CI, so we use i386 for testing 32bit stuff. | |
| # We are not interested in providing official support for i386. | |
| cross-i386: | |
| timeout-minutes: 15 | |
| strategy: | |
| fail-fast: false | |
| runs-on: ubuntu-22.04 | |
| steps: | |
| - name: checkout | |
| uses: actions/checkout@v4 | |
| - name: install deps | |
| run: | | |
| sudo dpkg --add-architecture i386 | |
| # add criu repo | |
| sudo add-apt-repository -y ppa:criu/ppa | |
| # apt-add-repository runs apt update so we don't have to. | |
| sudo apt -qy install libseccomp-dev libseccomp-dev:i386 gcc-multilib libgcc-s1:i386 criu | |
| - name: install go | |
| uses: actions/setup-go@v5 | |
| with: | |
| go-version: 1.x # Latest stable | |
| check-latest: true | |
| - name: unit test | |
| run: sudo -E PATH="$PATH" -- make GOARCH=386 localunittest | |
| all-done: | |
| needs: | |
| - test | |
| - cross-i386 | |
| runs-on: ubuntu-24.04 | |
| steps: | |
| - run: echo "All jobs completed" |