Use bpf2bpf to simplify injection #323
Workflow file for this run
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| name: Build and Test | |
| on: | |
| push: | |
| branches: [ main ] | |
| pull_request: | |
| branches: [ main ] | |
| jobs: | |
| build: | |
| runs-on: ubuntu-22.04 | |
| steps: | |
| - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac | |
| - name: Set up Go | |
| uses: actions/setup-go@93397bea11091df50f3d7e59dc26a7711a8bcfbe | |
| with: | |
| go-version: 1.20.5 | |
| - name: Check module vendoring | |
| run: | | |
| go mod tidy | |
| go mod vendor | |
| go mod verify | |
| test -z "$(git status --porcelain)" || (echo "please run 'go mod tidy && go mod vendor', and submit your changes"; exit 1) | |
| - name: Generate and build | |
| run: | | |
| make release | |
| tar xfv release/pwru-linux-amd64.tar.gz | |
| - name: Store executable | |
| uses: actions/upload-artifact@a8a3f3ad30e3422c9c7b888a15615d19a852ae32 | |
| with: | |
| name: pwru | |
| path: pwru | |
| test: | |
| runs-on: ubuntu-latest-4cores-16gb | |
| name: Test | |
| needs: build | |
| strategy: | |
| fail-fast: false | |
| matrix: | |
| kernel: [ '5.4-v0.3', '5.15-v0.3', '6.3-main', 'bpf-next-main' ] | |
| timeout-minutes: 10 | |
| steps: | |
| - uses: actions/checkout@3df4ab11eba7bda6032a0b82a6bb43b11571feac | |
| - name: Retrieve stored pwru executable | |
| uses: actions/download-artifact@v3 | |
| with: | |
| name: pwru | |
| path: pwru | |
| - name: Run tests | |
| uses: cilium/little-vm-helper@908ab1ff8a596a03cd5221a1f8602dc44c3f906d | |
| with: | |
| test-name: pwru-test | |
| image-version: ${{ matrix.kernel }} | |
| install-dependencies: 'true' | |
| dns-resolver: '1.1.1.1' | |
| host-mount: ./ | |
| cmd: | | |
| set -x | |
| chmod +x /host/pwru/pwru | |
| # Block traffic to both endpoints, so that we can see kfree_skb* | |
| # in traces (test assertion) | |
| iptables -I OUTPUT 1 -m tcp --proto tcp --dst 1.0.0.1/32 --dport 8080 -j DROP | |
| ip6tables -I OUTPUT 1 -m tcp --proto tcp --dst 2606:4700:4700::1001 --dport 8080 -j DROP | |
| i=0 | |
| for addr in '1.0.0.1' '2606:4700:4700::1001'; do | |
| i=\$((i+1)) | |
| port=8080 | |
| /host/pwru/pwru --output-tuple \ | |
| --output-file=/tmp/pwru-\$i.log \ | |
| --ready-file=/tmp/pwru-\$i.ready \ | |
| "dst host \$addr and port \$port" 2>/tmp/pwru-\$i.status & | |
| PWRU_PID=\$! | |
| while [ ! -f /tmp/pwru-\$i.ready ]; do sleep 1; done | |
| url=\$addr | |
| if \$(echo \$addr | grep -q ':'); then url="[\$addr]"; fi | |
| echo \$url | |
| curl -vvv -sS --fail --connect-timeout "1" -o /dev/null http://\$url:\$port || true | |
| kill \$PWRU_PID | |
| wait \$PWRU_PID | |
| grep "kfree_skb" /tmp/pwru-\$i.log | grep -F "\${url}:\${port}" | |
| done | |
| - name: Fetch artifacts | |
| if: ${{ !success() }} | |
| uses: cilium/little-vm-helper@908ab1ff8a596a03cd5221a1f8602dc44c3f906d | |
| with: | |
| provision: 'false' | |
| cmd: | | |
| cat /tmp/pwru-*.status || true | |
| cat /tmp/pwru-*.ready || true | |
| cat /tmp/pwru-*.log || true |