daandemeyer / rpms / systemd

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From 34a38e3632fc504b55847fb9658788ccf5d42dad Mon Sep 17 00:00:00 2001
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From: Evgeny Vereshchagin <evvers@ya.ru>
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Date: Thu, 5 Jul 2018 04:09:30 +0000
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Subject: [PATCH] tests: create the asan wrapper automatically if systemd has
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 been built with ASAN
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(cherry picked from commit ec9181d2ce4c0ad8b1c70b16a2b02a2667b1cc05)
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---
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 test/test-functions | 24 ++++++++++++++++++++++++
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 1 file changed, 24 insertions(+)
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diff --git a/test/test-functions b/test/test-functions
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index e69420aeca..4417301be9 100644
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--- a/test/test-functions
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+++ b/test/test-functions
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@@ -28,6 +28,27 @@ STATEDIR="${BUILD_DIR:-.}/test/$(basename $(dirname $(realpath $0)))"
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 STATEFILE="$STATEDIR/.testdir"
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 TESTLOG="$STATEDIR/test.log"
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+is_built_with_asan() {
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+    if ! type -P objdump >/dev/null; then
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+        ddebug "Failed to find objdump. Assuming systemd hasn't been built with ASAN."
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+        return 1
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+    fi
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+
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+    # Borrowed from https://github.com/google/oss-fuzz/blob/cd9acd02f9d3f6e80011cc1e9549be526ce5f270/infra/base-images/base-runner/bad_build_check#L182
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+    local _asan_calls=$(objdump -dC $BUILD_DIR/systemd | egrep "callq\s+[0-9a-f]+\s+<__asan" -c)
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+    if (( $_asan_calls < 1000 )); then
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+        return 1
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+    else
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+        return 0
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+    fi
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+}
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+
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+IS_BUILT_WITH_ASAN=$(is_built_with_asan && echo yes || echo no)
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+
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+if [[ "$IS_BUILT_WITH_ASAN" = "yes" ]]; then
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+    STRIP_BINARIES=no
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+fi
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+
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 function find_qemu_bin() {
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     # SUSE and Red Hat call the binary qemu-kvm. Debian and Gentoo call it kvm.
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     # Either way, only use this version if we aren't running in KVM, because
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@@ -217,6 +238,9 @@ setup_basic_environment() {
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     strip_binaries
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     install_depmod_files
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     generate_module_dependencies
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+    if [[ "$IS_BUILT_WITH_ASAN" = "yes" ]]; then
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+         create_asan_wrapper
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+    fi
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 }
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 setup_selinux() {