blob: 5e6f112ab81abdc6b19d700adeda87bc78c0044a [file] [log] [blame]
#!/bin/bash
# Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Script to generate stackdumps from BVT failures.
# This can only run inside the chroot since we need minidump_stackwalk.
. "$(dirname $0)/common.sh" || exit 1
assert_inside_chroot "$@"
usage() {
echo "Usage: $0 url_or_path_to_debug_tgz url_to_bvt_test_results"
}
if [ -z "$1" ] ; then
usage
die_notrace "The URL or path to symbols tarball (debug.tgz) is required"
fi
if [ -z "$2" ] ; then
usage
die_notrace "The URL to BVT test results is required"
fi
# Die on any errors.
switch_to_strict_mode
BREAKPAD_DIR="debug/breakpad"
STACKS_GENERATED=""
OUTPUT_DIR="$(mktemp -d)"
extract_tarball() {
info "Extracting breakpad symbols from $1..."
tar zxf "$1" -C "${OUTPUT_DIR}" "${BREAKPAD_DIR}"
}
generate_stacktrace() {
echo "$1.txt"
minidump_stackwalk "$1" "${OUTPUT_DIR}/${BREAKPAD_DIR}" \
>"$1.txt" 2>/dev/null
}
find_and_generate_stacktraces() {
find "${OUTPUT_DIR}" -name "*.dmp" |
while read filename ; do
generate_stacktrace "${filename}"
done
}
cleanup() {
if [ -n "${OUTPUT_DIR}" -a -z "${STACKS_GENERATED}" ] ; then
rm -rf "${OUTPUT_DIR}"
fi
}
trap cleanup INT TERM EXIT
info "Downloading minidumps from $2..."
wget -q -nv -r -l 10 -np -A "*.dmp" -P "${OUTPUT_DIR}" $2
if [[ -z "$(find "${OUTPUT_DIR}" -name "*.dmp")" ]] ; then
die "No minidumps found"
fi
if [[ -f "$1" ]] ; then
extract_tarball "$1"
else
info "Downloading symbols tarball from $1..."
wget -P "${OUTPUT_DIR}" "$1"
TARBALL="${OUTPUT_DIR}/$(basename $1)"
extract_tarball "$TARBALL"
rm -f "$TARBALL"
fi
info "Generating stack traces..."
STACKS_GENERATED=$(find_and_generate_stacktraces)
echo $STACKS_GENERATED