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