46 lines
1.5 KiB
Bash
46 lines
1.5 KiB
Bash
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#!/bin/bash
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#
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# Run the test suite under ThreadSanitizer.
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#
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# The thread tests assert properties -- exclusive ownership of pool slots and of
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# reserved status ranges -- that hold or fail without any tooling. This is the
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# run that proves the absence of a data race underneath them, so it is the one
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# that has to be easy to type.
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#
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# Usage: scripts/thread_test.sh [build directory]
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set -o errexit
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set -o nounset
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set -o pipefail
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BUILD_DIR=${1:-build/tsan}
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SANITIZE=${AKERR_SANITIZE:-thread}
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# Work from the repository root whatever directory this was invoked from, so a
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# relative build directory always lands in the same place.
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cd "$(dirname "$0")/.."
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for tool in cmake ctest; do
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if ! command -v "${tool}" >/dev/null 2>&1; then
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echo "$0: ${tool} is required and was not found" >&2
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exit 1
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fi
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done
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# ThreadSanitizer maps its shadow memory at fixed addresses and aborts with
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# "FATAL: ThreadSanitizer: unexpected memory mapping" on kernels configured for
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# more ASLR entropy than it allows (vm.mmap_rnd_bits > 28, the default on
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# several recent distributions). Running with ASLR disabled sidesteps it without
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# needing root, which "sysctl -w vm.mmap_rnd_bits=28" would.
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RUNNER=()
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if command -v setarch >/dev/null 2>&1; then
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RUNNER=(setarch -R)
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else
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echo "$0: setarch not found; if ThreadSanitizer aborts with an unexpected" \
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"memory mapping, lower vm.mmap_rnd_bits to 28" >&2
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fi
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cmake -S . -B "${BUILD_DIR}" -DAKERR_SANITIZE="${SANITIZE}"
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cmake --build "${BUILD_DIR}"
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"${RUNNER[@]}" ctest --test-dir "${BUILD_DIR}" --output-on-failure "${@:2}"
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