| # Copyright (c) 2011, Google Inc. All rights reserved. |
| # |
| # Redistribution and use in source and binary forms, with or without |
| # modification, are permitted provided that the following conditions are |
| # met: |
| # |
| # * Redistributions of source code must retain the above copyright |
| # notice, this list of conditions and the following disclaimer. |
| # * Redistributions in binary form must reproduce the above |
| # copyright notice, this list of conditions and the following disclaimer |
| # in the documentation and/or other materials provided with the |
| # distribution. |
| # * Neither the name of Google Inc. nor the names of its |
| # contributors may be used to endorse or promote products derived from |
| # this software without specific prior written permission. |
| # |
| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| import re |
| |
| |
| class CrashLogs(object): |
| def __init__(self, host): |
| self._host = host |
| |
| def find_newest_log(self, process_name, pid=None, include_errors=False, newer_than=None): |
| if self._host.platform.is_mac(): |
| return self._find_newest_log_darwin(process_name, pid, include_errors, newer_than) |
| return None |
| |
| def _log_directory_darwin(self): |
| log_directory = self._host.filesystem.expanduser("~") |
| log_directory = self._host.filesystem.join(log_directory, "Library", "Logs") |
| if self._host.filesystem.exists(self._host.filesystem.join(log_directory, "DiagnosticReports")): |
| log_directory = self._host.filesystem.join(log_directory, "DiagnosticReports") |
| else: |
| log_directory = self._host.filesystem.join(log_directory, "CrashReporter") |
| return log_directory |
| |
| def _find_newest_log_darwin(self, process_name, pid, include_errors, newer_than): |
| def is_crash_log(fs, dirpath, basename): |
| return basename.startswith(process_name + "_") and basename.endswith(".crash") |
| |
| log_directory = self._log_directory_darwin() |
| logs = self._host.filesystem.files_under(log_directory, file_filter=is_crash_log) |
| first_line_regex = re.compile(r'^Process:\s+(?P<process_name>.*) \[(?P<pid>\d+)\]$') |
| errors = '' |
| for path in reversed(sorted(logs)): |
| try: |
| if not newer_than or self._host.filesystem.mtime(path) > newer_than: |
| f = self._host.filesystem.read_text_file(path) |
| match = first_line_regex.match(f[0:f.find('\n')]) |
| if match and match.group('process_name') == process_name and (pid is None or int(match.group('pid')) == pid): |
| return errors + f |
| except IOError, e: |
| if include_errors: |
| errors += "ERROR: Failed to read '%s': %s\n" % (path, str(e)) |
| except OSError, e: |
| if include_errors: |
| errors += "ERROR: Failed to read '%s': %s\n" % (path, str(e)) |
| |
| if include_errors and errors: |
| return errors |
| return None |
