Tc #259
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| name: ci | |
| on: | |
| push: | |
| pull_request: | |
| env: | |
| ACTIONS_ALLOW_USE_UNSECURE_NODE_VERSION: true | |
| PLATFORMS: linux/amd64 | |
| permissions: | |
| packages: write | |
| jobs: | |
| make_check: | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| combination: | |
| #Debug | |
| - { kernel: 'Linux 6.8', runner: 'ubuntu-24.04', clangs: 'clang-14 clang-15 clang-16 clang-17 clang-18', debug: '1' } | |
| #NDEBUG | |
| - { kernel: 'Linux 6.8', runner: 'ubuntu-24.04', clangs: 'clang-14 clang-15 clang-16 clang-17 clang-18', debug: '0' } | |
| runs-on: ${{ matrix.combination.runner }} | |
| steps: | |
| - name: "Checkout sfunnel" | |
| uses: actions/checkout@v4 | |
| with: | |
| path: sfunnel | |
| fetch-depth: 0 | |
| fetch-tags: 1 | |
| - name: "Install deps..." | |
| run: | | |
| sudo add-apt-repository universe | |
| sudo apt-get update | |
| sudo apt-get install -y ${{matrix.combination.clangs}} make iproute2 \ | |
| bridge-utils python3-scapy python3-pip libbpf-dev \ | |
| libelf-dev linux-headers-generic \ | |
| linux-libc-dev llvm iptables | |
| sudo ln -s /usr/include/x86_64-linux-gnu/asm /usr/include/asm | |
| if [[ "${{ matrix.combination.runner }}" == "ubuntu-24.04" ]]; then | |
| sudo apt-get install python3-pytest | |
| else | |
| sudo pip3 install pytest #pytest binary missing in python3-pytest | |
| fi | |
| - name: "Allow test traffic in iptables/nftables" | |
| run: | | |
| sudo iptables -L -n | |
| sudo iptables -t nat -L -n | |
| sudo iptables -I FORWARD -s 11.1.1.1 -j ACCEPT | |
| - name: "Run Linux NS tests on '${{matrix.combination.clangs}}'..." | |
| run: | | |
| cd sfunnel/test/ns | |
| for clang in ${{matrix.combination.clangs}}; do | |
| echo "[${clang}] Running tests ..." | |
| make VERBOSE=1 CLANG=${clang} DEBUG=${{matrix.combination.debug}} || ( echo "FAILED: test failed with '${clang}' debug='${{matrix.combination.debug}}'" && exit 1 ) | |
| make clean 2>&1 > /dev/null | |
| echo "[${clang}]" | |
| done | |
| docker_build_test_publish: | |
| needs: [make_check] | |
| runs-on: ubuntu-22.04 | |
| steps: | |
| - name: "Checkout sfunnel" | |
| uses: actions/checkout@v4 | |
| with: | |
| path: sfunnel | |
| fetch-depth: 0 | |
| fetch-tags: 1 | |
| - name: "Set up Docker buildx" | |
| uses: docker/setup-buildx-action@v3 | |
| - name: "Login to GitHub Container Registry (ghcr.io)" | |
| uses: docker/login-action@v3 | |
| with: | |
| registry: ghcr.io | |
| username: ${{github.actor}} | |
| password: ${{secrets.GITHUB_TOKEN}} | |
| - name: "Build container" | |
| run: | | |
| #Cross-build | |
| cd sfunnel | |
| echo "Fix mess with tags in actions/checkout..." | |
| git fetch -f && git fetch -f --tags | |
| docker buildx build --platform ${PLATFORMS} -t sfunnel --build-arg VERSION="$(git describe)" --build-arg COMMIT="${GITHUB_SHA}" --load -f docker/Dockerfile . | |
| - name: "[TEST] Run container without env. nor file. Should fail..." | |
| run: | | |
| set -o pipefail | |
| set +e | |
| docker run --privileged --network=host -v /var/run/netns:/var/run/netns -e DEBUG=1 -e IFACES=lo sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -eq 0 ]; then | |
| echo "ERROR: container succeded when it should have FAILED!" | |
| exit 1 | |
| fi | |
| set -e | |
| grep "\[ERROR\] Neither '" output || (echo "ERROR: unable to validate it raises the correct ruleset error" && exit 1) | |
| - name: "[TEST] Run container with ruleset file..." | |
| run: | | |
| RULE="ip saddr 127.0.0.1 udp dport 80 actions unfunnel udp" | |
| echo "$RULE" > ruleset | |
| set -o pipefail | |
| docker run --privileged -v `pwd`/ruleset:/etc/sfunnel/ruleset 2>&1 sfunnel:latest | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| grep "Recompiling sfunnel BPF program" output || (echo "ERROR: unable to validate it loads the rulset file" && exit 1) | |
| grep "$RULE" output || (echo "ERROR: unable to validate it loads the ruleset file" && exit 1) | |
| - name: "[TEST] Run container with invalid SFUNNEL_RULESET. Should fail..." | |
| run: | | |
| set -o pipefail | |
| set +e | |
| docker run --privileged --network=host -e SFUNNEL_RULESET="XXX" -e DEBUG=1 -e IFACES=lo sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -eq 0 ]; then | |
| echo "ERROR: container succeded when it should have FAILED!" | |
| exit 1 | |
| fi | |
| set -e | |
| - name: "[TEST] Run container with ruleset via SFUNNEL_RULESET (no override)..." | |
| run: | | |
| RULE="ip saddr 127.0.0.2 udp dport 80 actions unfunnel udp" | |
| set -o pipefail | |
| docker run -e SFUNNEL_RULESET="$RULE" --privileged sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| grep "SFUNNEL_RULESET='$RULE'" output || (echo "ERROR: unable to validate it loads ruleset via SFUNNEL_RULESET" && exit 1) | |
| grep "Recompiling sfunnel BPF program" output || (echo "ERROR: unable to validate it loads ruleset via SFUNNEL_RULESET" && exit 1) | |
| grep "$RULE" output || (echo "ERROR: unable to validate it loads custom ruleset via SFUNNEL_RULESET" && exit 1) | |
| - name: "[TEST] Run container with ruleset via SFUNNEL_RULESET (override)..." | |
| run: | | |
| RULE="ip saddr 127.0.0.2 udp dport 80 actions unfunnel udp" #Should override ruleset file with 127.0.0.1 | |
| set -o pipefail | |
| docker run -e SFUNNEL_RULESET="$RULE" --privileged -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| grep "SFUNNEL_RULESET='$RULE'" output || (echo "ERROR: unable to validate it loads ruleset via SFUNNEL_RULESET" && exit 1) | |
| grep "Recompiling sfunnel BPF program" output || (echo "ERROR: unable to validate it loads ruleset via SFUNNEL_RULESET" && exit 1) | |
| grep "$RULE" output || (echo "ERROR: unable to validate it loads custom ruleset via SFUNNEL_RULESET" && exit 1) | |
| - name: "[TEST] Run container with custom params ..." | |
| run: | | |
| set -o pipefail | |
| docker run -e N_ATTEMPTS=7 -e RETRY_DELAY=3 -e IFACES="lo" -e DEBUG=1 -v `pwd`/ruleset:/etc/sfunnel/ruleset --privileged sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| grep "\$DEBUG='1'" output || (echo "ERROR: unable to validate it loads params (DEBUG)" && exit 1) | |
| grep "\-DDEBUG=1" output || (echo "ERROR: unable to validate it loads params (DEBUG), CFLAGS" && exit 1) | |
| grep "\$N_ATTEMPTS='7'" output || (echo "ERROR: unable to validate it loads params (N_ATTEMPTS)" && exit 1) | |
| grep "\$RETRY_DELAY='3'" output || (echo "ERROR: unable to validate it loads params (RETRY_DELAY)" && exit 1) | |
| grep "\$IFACES='lo'" output || (echo "ERROR: unable to validate it loads params (IFACES)" && exit 1) | |
| #Must recompile due to DEBUG=1 | |
| grep "Recompiling sfunnel BPF program" output || (echo "ERROR: unable to validate it loads params (DEBUG)" && exit 1) | |
| grep "\-DDEBUG=1" output || (echo "ERROR: unable to validate it loads params (DEBUG, CFLAGS)" && exit 1) | |
| - name: "[TEST] Run container with DEBUG=1 ..." | |
| run: | | |
| RULE="ip saddr 127.0.0.1 udp dport 80 actions unfunnel udp" | |
| echo "$RULE" > ruleset | |
| set -o pipefail | |
| docker run --privileged -e DEBUG=1 -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| grep "\$DEBUG='1'" output || (echo "ERROR: unable to validate it loads custom file ruleset DEBUG=1" && exit 1) | |
| grep "\-DDEBUG=1" output || (echo "ERROR: unable to validate it loads custom file ruleset DEBUG=1, CFLAGS" && exit 1) | |
| grep "Recompiling sfunnel BPF program" output || (echo "ERROR: unable to validate it loads custom file ruleset DEBUG=1" && exit 1) | |
| grep "$RULE" output || (echo "ERROR: unable to validate it loads custom file ruleset DEBUG=1" && exit 1) | |
| - name: "[TEST] Run container with IFACES=invalid ..." | |
| run: | | |
| set -o pipefail | |
| set +e | |
| docker run --privileged -e DEBUG=1 -e IFACES=invalid -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -eq 0 ]; then | |
| echo "ERROR: container succeded when it should have FAILED!" | |
| exit 1 | |
| fi | |
| set -e | |
| - name: "[TEST] Run container with DIRECTION=invalid ..." | |
| run: | | |
| set -o pipefail | |
| set +e | |
| docker run --privileged -e DEBUG=1 -e DIRECTION=invalid -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -eq 0 ]; then | |
| echo "ERROR: container succeded when it should have FAILED!" | |
| exit 1 | |
| fi | |
| set -e | |
| grep "FATAL: Invalid traffic direction" output || (echo "ERROR: unable to validate container correctly fails when DIRECTION is invalid" && exit 1) | |
| - name: "[TEST] Run container with DIRECTION=ingress ..." | |
| run: | | |
| set -o pipefail | |
| docker run --privileged -e DEBUG=1 -e DIRECTION=ingress -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| (grep "Attaching BPF program" output | grep "direction 'ingress'") || (echo "ERROR: unable to validate container attaches to DIRECTION=ingress" && exit 1) | |
| - name: "[TEST] Run container with DIRECTION=egress ..." | |
| run: | | |
| set -o pipefail | |
| docker run --privileged -e DEBUG=1 -e DIRECTION=egress -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| (grep "Attaching BPF program" output | grep "direction 'egress'") || (echo "ERROR: unable to validate container attaches to DIRECTION=egress" && exit 1) | |
| - name: "[TEST] Run container with DIRECTION=both ..." | |
| run: | | |
| set -o pipefail | |
| docker run --privileged -e DEBUG=1 -e DIRECTION=both -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| (grep "Attaching BPF program" output | grep "direction 'ingress'") || (echo "ERROR: unable to validate container attaches to DIRECTION=both" && exit 1) | |
| (grep "Attaching BPF program" output | grep "direction 'egress'") || (echo "ERROR: unable to validate container attaches to DIRECTION=both" && exit 1) | |
| - name: "[TEST] Run container with CLEAN=1 ..." | |
| run: | | |
| set -o pipefail | |
| #Create a pair of veths | |
| sudo ip link add type veth | |
| sudo ip link set up dev veth0 | |
| sudo ip link set up dev veth1 | |
| #First attach to veth | |
| docker run --privileged --network=host -e DEBUG=1 -e DIRECTION=both -e IFACES=veth0 -v `pwd`/ruleset:/etc/sfunnel/ruleset sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| (tc filter show dev veth0 ingress | grep sfunnel) || (echo "ERROR: unable to validate container attaches to ingress" && exit 1) | |
| (tc filter show dev veth0 egress | grep sfunnel) || (echo "ERROR: unable to validate container attaches to egress" && exit 1) | |
| #Run CLEAN=1 | |
| docker run --privileged --network=host -e DEBUG=1 -e CLEAN=1 -e DIRECTION=both -e IFACES=veth0 sfunnel:latest 2>&1 | tee output | |
| [[ "$(tc filter show dev veth0 ingress)" == "" ]] || (echo "ERROR: unable to validate container removes BPF programs from ingress" && exit 1) | |
| [[ "$(tc filter show dev veth0 egress)" == "" ]] || (echo "ERROR: unable to validate container removes BPF programs from egress" && exit 1) | |
| - name: "[TEST] Run container with NETNS=test_ns ..." | |
| run: | | |
| set -o pipefail | |
| #Create a pair of veths | |
| sudo ip netns add test_ns | |
| sudo ip netns exec test_ns ip link set up dev lo | |
| #First run with an invalid netns, make sure it fails | |
| set +e | |
| docker run --privileged --network=host -v /var/run/netns:/var/run/netns -v `pwd`/ruleset:/etc/sfunnel/ruleset -e NETNS=test_ns_invalid -e DEBUG=1 -e IFACES=lo sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -eq 0 ]; then | |
| echo "ERROR: container succeded when it should have FAILED!" | |
| exit 1 | |
| fi | |
| #Then run it with a valid netns but invalid IFACE, and make sure it propagates the error code | |
| docker run --privileged --network=host -v /var/run/netns:/var/run/netns -e NETNS=test_ns -e DEBUG=1 -e IFACES=lo2 sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -eq 0 ]; then | |
| echo "ERROR: container succeded when it should have FAILED!" | |
| exit 1 | |
| fi | |
| set -e | |
| #Successful run | |
| docker run --privileged --network=host -v /var/run/netns:/var/run/netns -v `pwd`/ruleset:/etc/sfunnel/ruleset -e NETNS=test_ns -e DEBUG=1 -e IFACES=lo sfunnel:latest 2>&1 | tee output | |
| if [ ${PIPESTATUS[0]} -ne 0 ]; then | |
| echo "ERROR: container execution FAILED!" | |
| exit 1 | |
| fi | |
| [[ "$(sudo ip netns exec test_ns tc filter show dev lo ingress | grep sfunnel)" != "" ]] || (echo "ERROR: unable to validate container attaches to ingress when NETNS is set" && exit 1) | |
| (grep "\$DEBUG='1'" output) || (echo "ERROR: unable to validate env. variables are passed to the NETNS execution" && exit 1) | |
| - name: "Push to ghcr" | |
| run: | | |
| cd sfunnel | |
| export TAG=$(git describe HEAD | sed 's/-.*$//g' | tr -d "v") | |
| export EXACT_TAG=$(git describe --exact-match --match "v*" || echo "") | |
| echo "TAG=${TAG}, EXACT_TAG=${EXACT_TAG}" | |
| if [[ "${EXACT_TAG}" != "" ]]; then | |
| echo "Pushing to ghcr.io..." | |
| docker buildx build --platform ${PLATFORMS} --build-arg VERSION="$(git describe)" --build-arg COMMIT="${GITHUB_SHA}" --push -f docker/Dockerfile . --tag ghcr.io/${GITHUB_REPOSITORY}:${TAG} | |
| fi |