1 files changed, 101 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/buildid.sh b/tools/perf/tests/shell/buildid.sh
new file mode 100755
index 000000000000..4861a20edee2
--- /dev/null
+++ b/tools/perf/tests/shell/buildid.sh
@@ -0,0 +1,101 @@
+#!/bin/sh
+# build id cache operations
+# SPDX-License-Identifier: GPL-2.0
+
+# skip if there's no readelf
+if ! [ -x "$(command -v readelf)" ]; then
+	echo "failed: no readelf, install binutils"
+	exit 2
+fi
+
+# skip if there's no compiler
+if ! [ -x "$(command -v cc)" ]; then
+	echo "failed: no compiler, install gcc"
+	exit 2
+fi
+
+ex_md5=$(mktemp /tmp/perf.ex.MD5.XXX)
+ex_sha1=$(mktemp /tmp/perf.ex.SHA1.XXX)
+
+echo 'int main(void) { return 0; }' | cc -Wl,--build-id=sha1 -o ${ex_sha1} -x c -
+echo 'int main(void) { return 0; }' | cc -Wl,--build-id=md5 -o ${ex_md5} -x c -
+
+echo "test binaries: ${ex_sha1} ${ex_md5}"
+
+check()
+{
+	id=`readelf -n ${1} 2>/dev/null | grep 'Build ID' | awk '{print $3}'`
+
+	echo "build id: ${id}"
+
+	link=${build_id_dir}/.build-id/${id:0:2}/${id:2}
+	echo "link: ${link}"
+
+	if [ ! -h $link ]; then
+		echo "failed: link ${link} does not exist"
+		exit 1
+	fi
+
+	file=${build_id_dir}/.build-id/${id:0:2}/`readlink ${link}`/elf
+	echo "file: ${file}"
+
+	if [ ! -x $file ]; then
+		echo "failed: file ${file} does not exist"
+		exit 1
+	fi
+
+	diff ${file} ${1}
+	if [ $? -ne 0 ]; then
+		echo "failed: ${file} do not match"
+		exit 1
+	fi
+
+	echo "OK for ${1}"
+}
+
+test_add()
+{
+	build_id_dir=$(mktemp -d /tmp/perf.debug.XXX)
+	perf="perf --buildid-dir ${build_id_dir}"
+
+	${perf} buildid-cache -v -a ${1}
+	if [ $? -ne 0 ]; then
+		echo "failed: add ${1} to build id cache"
+		exit 1
+	fi
+
+	check ${1}
+
+	rm -rf ${build_id_dir}
+}
+
+test_record()
+{
+	data=$(mktemp /tmp/perf.data.XXX)
+	build_id_dir=$(mktemp -d /tmp/perf.debug.XXX)
+	perf="perf --buildid-dir ${build_id_dir}"
+
+	${perf} record --buildid-all -o ${data} ${1}
+	if [ $? -ne 0 ]; then
+		echo "failed: record ${1}"
+		exit 1
+	fi
+
+	check ${1}
+
+	rm -rf ${build_id_dir}
+	rm -rf ${data}
+}
+
+# add binaries manual via perf buildid-cache -a
+test_add ${ex_sha1}
+test_add ${ex_md5}
+
+# add binaries via perf record post processing
+test_record ${ex_sha1}
+test_record ${ex_md5}
+
+# cleanup
+rm ${ex_sha1} ${ex_md5}
+
+exit ${err}