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jkartsevajkartseva
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Merge branch 'master' into summing-keys
2 parents 03ddf50 + 98102ff commit 7d73754

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‎.github/workflows/master.yml‎

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‎.github/workflows/nightly.yml‎

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‎.github/workflows/nightly_fuzzers.yml‎

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# generated by praktika
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name: NightlyFuzzers
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on:
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schedule:
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- cron: 13 3 * * *
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workflow_dispatch:
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concurrency:
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group: ${{ github.workflow }}
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env:
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PYTHONUNBUFFERED: 1
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CHECKOUT_REF: ""
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jobs:
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config_workflow:
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runs-on: [self-hosted, style-checker-aarch64]
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needs: []
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name: "Config Workflow"
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outputs:
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data: ${{ steps.run.outputs.DATA }}
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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ref: ${{ env.CHECKOUT_REF }}
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- name: Prepare env script
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run: |
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rm -rf ./ci/tmp ./ci/tmp ./ci/tmp
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mkdir -p ./ci/tmp ./ci/tmp ./ci/tmp
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cat > ./ci/tmp/praktika_setup_env.sh << 'ENV_SETUP_SCRIPT_EOF'
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export PYTHONPATH=./ci:.:
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cat > ./ci/tmp/workflow_config_nightlyfuzzers.json << 'EOF'
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${{ needs.config_workflow.outputs.data }}
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EOF
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cat > ./ci/tmp/workflow_status.json << 'EOF'
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${{ toJson(needs) }}
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EOF
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ENV_SETUP_SCRIPT_EOF
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- name: Run
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id: run
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run: |
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. ./ci/tmp/praktika_setup_env.sh
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set -o pipefail
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if command -v ts &> /dev/null; then
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python3 -m praktika run 'Config Workflow' --workflow "NightlyFuzzers" --ci |& ts '[%Y-%m-%d %H:%M:%S]' | tee ./ci/tmp/job.log
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else
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python3 -m praktika run 'Config Workflow' --workflow "NightlyFuzzers" --ci |& tee ./ci/tmp/job.log
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fi
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dockers_build_arm:
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runs-on: [self-hosted, style-checker-aarch64]
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needs: [config_workflow]
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if: ${{ !failure() && !cancelled() && !contains(fromJson(needs.config_workflow.outputs.data).cache_success_base64, 'RG9ja2VycyBCdWlsZCAoYXJtKQ==') }}
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name: "Dockers Build (arm)"
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outputs:
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data: ${{ steps.run.outputs.DATA }}
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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ref: ${{ env.CHECKOUT_REF }}
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- name: Prepare env script
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run: |
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rm -rf ./ci/tmp ./ci/tmp ./ci/tmp
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mkdir -p ./ci/tmp ./ci/tmp ./ci/tmp
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cat > ./ci/tmp/praktika_setup_env.sh << 'ENV_SETUP_SCRIPT_EOF'
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export PYTHONPATH=./ci:.:
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cat > ./ci/tmp/workflow_config_nightlyfuzzers.json << 'EOF'
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${{ needs.config_workflow.outputs.data }}
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EOF
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cat > ./ci/tmp/workflow_status.json << 'EOF'
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${{ toJson(needs) }}
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EOF
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ENV_SETUP_SCRIPT_EOF
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- name: Run
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id: run
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run: |
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. ./ci/tmp/praktika_setup_env.sh
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set -o pipefail
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if command -v ts &> /dev/null; then
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python3 -m praktika run 'Dockers Build (arm)' --workflow "NightlyFuzzers" --ci |& ts '[%Y-%m-%d %H:%M:%S]' | tee ./ci/tmp/job.log
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else
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python3 -m praktika run 'Dockers Build (arm)' --workflow "NightlyFuzzers" --ci |& tee ./ci/tmp/job.log
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fi
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dockers_build_amd_and_merge:
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runs-on: [self-hosted, style-checker]
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needs: [config_workflow, dockers_build_arm]
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if: ${{ !failure() && !cancelled() && !contains(fromJson(needs.config_workflow.outputs.data).cache_success_base64, 'RG9ja2VycyBCdWlsZCAoYW1kKSBhbmQgTWVyZ2U=') }}
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name: "Dockers Build (amd) and Merge"
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outputs:
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data: ${{ steps.run.outputs.DATA }}
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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ref: ${{ env.CHECKOUT_REF }}
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- name: Prepare env script
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run: |
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rm -rf ./ci/tmp ./ci/tmp ./ci/tmp
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mkdir -p ./ci/tmp ./ci/tmp ./ci/tmp
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cat > ./ci/tmp/praktika_setup_env.sh << 'ENV_SETUP_SCRIPT_EOF'
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export PYTHONPATH=./ci:.:
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cat > ./ci/tmp/workflow_config_nightlyfuzzers.json << 'EOF'
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${{ needs.config_workflow.outputs.data }}
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EOF
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cat > ./ci/tmp/workflow_status.json << 'EOF'
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${{ toJson(needs) }}
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EOF
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ENV_SETUP_SCRIPT_EOF
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- name: Run
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id: run
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run: |
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. ./ci/tmp/praktika_setup_env.sh
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set -o pipefail
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if command -v ts &> /dev/null; then
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python3 -m praktika run 'Dockers Build (amd) and Merge' --workflow "NightlyFuzzers" --ci |& ts '[%Y-%m-%d %H:%M:%S]' | tee ./ci/tmp/job.log
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else
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python3 -m praktika run 'Dockers Build (amd) and Merge' --workflow "NightlyFuzzers" --ci |& tee ./ci/tmp/job.log
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fi
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build_fuzzers:
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runs-on: [self-hosted, builder-aarch64]
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needs: [config_workflow, dockers_build_amd_and_merge]
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if: ${{ !failure() && !cancelled() && !contains(fromJson(needs.config_workflow.outputs.data).cache_success_base64, 'QnVpbGQgKGZ1enplcnMp') }}
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name: "Build (fuzzers)"
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outputs:
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data: ${{ steps.run.outputs.DATA }}
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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ref: ${{ env.CHECKOUT_REF }}
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- name: Prepare env script
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run: |
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rm -rf ./ci/tmp ./ci/tmp ./ci/tmp
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mkdir -p ./ci/tmp ./ci/tmp ./ci/tmp
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cat > ./ci/tmp/praktika_setup_env.sh << 'ENV_SETUP_SCRIPT_EOF'
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export PYTHONPATH=./ci:.:
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cat > ./ci/tmp/workflow_config_nightlyfuzzers.json << 'EOF'
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${{ needs.config_workflow.outputs.data }}
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EOF
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cat > ./ci/tmp/workflow_status.json << 'EOF'
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${{ toJson(needs) }}
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EOF
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ENV_SETUP_SCRIPT_EOF
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- name: Run
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id: run
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run: |
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. ./ci/tmp/praktika_setup_env.sh
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set -o pipefail
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if command -v ts &> /dev/null; then
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python3 -m praktika run 'Build (fuzzers)' --workflow "NightlyFuzzers" --ci |& ts '[%Y-%m-%d %H:%M:%S]' | tee ./ci/tmp/job.log
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else
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python3 -m praktika run 'Build (fuzzers)' --workflow "NightlyFuzzers" --ci |& tee ./ci/tmp/job.log
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fi
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libfuzzer_tests:
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runs-on: [self-hosted, func-tester]
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needs: [config_workflow, dockers_build_amd_and_merge, build_fuzzers]
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if: ${{ !failure() && !cancelled() && !contains(fromJson(needs.config_workflow.outputs.data).cache_success_base64, 'bGliRnV6emVyIHRlc3Rz') }}
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name: "libFuzzer tests"
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outputs:
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data: ${{ steps.run.outputs.DATA }}
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steps:
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- name: Checkout code
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uses: actions/checkout@v4
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with:
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ref: ${{ env.CHECKOUT_REF }}
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- name: Prepare env script
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run: |
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rm -rf ./ci/tmp ./ci/tmp ./ci/tmp
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mkdir -p ./ci/tmp ./ci/tmp ./ci/tmp
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cat > ./ci/tmp/praktika_setup_env.sh << 'ENV_SETUP_SCRIPT_EOF'
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export PYTHONPATH=./ci:.:
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cat > ./ci/tmp/workflow_config_nightlyfuzzers.json << 'EOF'
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${{ needs.config_workflow.outputs.data }}
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EOF
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cat > ./ci/tmp/workflow_status.json << 'EOF'
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${{ toJson(needs) }}
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EOF
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ENV_SETUP_SCRIPT_EOF
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- name: Run
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id: run
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run: |
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. ./ci/tmp/praktika_setup_env.sh
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set -o pipefail
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if command -v ts &> /dev/null; then
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python3 -m praktika run 'libFuzzer tests' --workflow "NightlyFuzzers" --ci |& ts '[%Y-%m-%d %H:%M:%S]' | tee ./ci/tmp/job.log
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else
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python3 -m praktika run 'libFuzzer tests' --workflow "NightlyFuzzers" --ci |& tee ./ci/tmp/job.log
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fi

‎base/base/cgroupsv2.cpp‎

Lines changed: 17 additions & 9 deletions
Original file line numberDiff line numberDiff line change
@@ -36,16 +36,24 @@ fs::path cgroupV2PathOfProcess()
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std::ifstream cgroup_name_file("/proc/self/cgroup");
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if (!cgroup_name_file.is_open())
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return {};
39-
/// With cgroups v2, there will be a *single* line with prefix "0::/"
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/// (see https://docs.kernel.org/admin-guide/cgroup-v2.html)
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std::string cgroup;
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std::getline(cgroup_name_file, cgroup);
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/// https://docs.kernel.org/admin-guide/cgroup-v2.html says:
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/// /proc/$PID/cgroup” lists a process’s cgroup membership. If legacy cgroup is in use in the
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/// system, this file may contain multiple lines, one for each hierarchy. The entry for cgroup
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/// v2 is always in the format “0::$PATH”.
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///
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/// So we're basically looking for a (v2) line with prefix "0::/", possibly among lines with
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/// other prefixes belonging v1. Note: It is valid to have an empty name as 'root' cgroup v2.
4346
static const std::string v2_prefix = "0::/";
44-
if (!cgroup.starts_with(v2_prefix))
45-
return {};
46-
cgroup = cgroup.substr(v2_prefix.length());
47-
/// Note: The 'root' cgroup can have an empty cgroup name, this is valid
48-
return default_cgroups_mount / cgroup;
47+
std::string cgroup;
48+
while (std::getline(cgroup_name_file, cgroup))
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{
50+
if (cgroup.starts_with(v2_prefix))
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{
52+
cgroup = cgroup.substr(v2_prefix.length());
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return default_cgroups_mount / cgroup;
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}
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}
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return {};
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#else
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return {};
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#endif

‎base/base/cgroupsv2.h‎

Lines changed: 4 additions & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -14,11 +14,11 @@ static inline const std::filesystem::path default_cgroups_mount = "/sys/fs/cgrou
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/// Is cgroups v2 enabled on the system?
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bool cgroupsV2Enabled();
1616

17-
/// Detects which cgroup v2 the process belongs to and returns the filesystem path to the cgroup.
18-
/// Returns an empty path the cgroup cannot be determined.
19-
/// Assumes that cgroupsV2Enabled() is enabled.
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/// Detects which cgroup v2 the process belongs to and returns its filesystem path.
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/// Assumes that cgroupsV2Enabled() was called prior and returned true.
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/// If the cgroup cannot be determined, an empty path is returned.
2020
std::filesystem::path cgroupV2PathOfProcess();
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2222
/// Returns the most nested cgroup dir containing the specified file.
2323
/// If cgroups v2 is not enabled - returns an empty optional.
24-
std::optional<std::string> getCgroupsV2PathContainingFile([[maybe_unused]] std::string_view file_name);
24+
std::optional<std::string> getCgroupsV2PathContainingFile(std::string_view file_name);

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