def _analyze_header(self, crash_id, dump_analysis_line_iterator,
submitted_timestamp, processor_notes):
""" Scan through the lines of the dump header:
- extract data to update the record for this crash in 'reports',
including the id of the crashing thread
Returns: Dictionary of the various values that were updated in
the database
Input parameters:
- dump_analysis_line_iterator - an iterator object that feeds lines
from crash dump data
- submitted_timestamp
- processor_notes
"""
crashed_thread = None
processed_crash_update = DotDict()
# minimal update requirements
processed_crash_update.success = True
processed_crash_update.os_name = None
processed_crash_update.os_version = None
processed_crash_update.cpu_name = None
processed_crash_update.cpu_info = None
processed_crash_update.reason = None
processed_crash_update.address = None
header_lines_were_found = False
flash_version = None
for line in dump_analysis_line_iterator:
line = line.strip()
# empty line separates header data from thread data
if line == '':
break
header_lines_were_found = True
values = map(lambda x: x.strip(), line.split('|'))
if len(values) < 3:
processor_notes.append('Cannot parse header line "%s"'
% line)
continue
values = map(emptyFilter, values)
if values[0] == 'OS':
name = self._truncate_or_none(values[1], 100)
version = self._truncate_or_none(values[2], 100)
processed_crash_update.os_name = name
processed_crash_update.os_version = version
elif values[0] == 'CPU':
processed_crash_update.cpu_name = \
self._truncate_or_none(values[1], 100)
processed_crash_update.cpu_info = \
self._truncate_or_none(values[2], 100)
try:
processed_crash_update.cpu_info = ('%s | %s' % (
processed_crash_update.cpu_info,
self._get_truncate_or_none(values[3], 100)
))
except IndexError:
pass
elif values[0] == 'Crash':
processed_crash_update.reason = \
self._truncate_or_none(values[1], 255)
try:
processed_crash_update.address = \
self._truncate_or_none(values[2], 20)
except IndexError:
processed_crash_update.address = None
try:
crashed_thread = int(values[3])
except Exception:
crashed_thread = None
elif values[0] == 'Module':
# grab only the flash version, which is not quite as easy as
# it looks
if not flash_version:
flash_version = self._get_flash_version(values)
if not header_lines_were_found:
message = "%s returned no header lines for crash_id: %s" % \
(self.config.minidump_stackwalk_pathname, crash_id)
processor_notes.append(message)
#self.config.logger.warning("%s", message)
if crashed_thread is None:
message = "No thread was identified as the cause of the crash"
processor_notes.append(message)
self.config.logger.info("%s", message)
processed_crash_update.crashedThread = crashed_thread
if not flash_version:
flash_version = '[blank]'
processed_crash_update.flash_version = flash_version
#self.config.logger.debug(
# " updated values %s",
# processed_crash_update
#)
return processed_crash_update
def _analyze_header(self, crash_id, dump_analysis_line_iterator,
submitted_timestamp, processor_notes):
""" Scan through the lines of the dump header:
- extract data to update the record for this crash in 'reports',
including the id of the crashing thread
Returns: Dictionary of the various values that were updated in
the database
Input parameters:
- dump_analysis_line_iterator - an iterator object that feeds lines
from crash dump data
- submitted_timestamp
- processor_notes
"""
crashed_thread = None
processed_crash_update = DotDict()
# minimal update requirements
processed_crash_update.success = True
processed_crash_update.os_name = None
processed_crash_update.os_version = None
processed_crash_update.cpu_name = None
processed_crash_update.cpu_info = None
processed_crash_update.reason = None
processed_crash_update.address = None
header_lines_were_found = False
flash_version = None
for line in dump_analysis_line_iterator:
line = line.strip()
# empty line separates header data from thread data
if line == '':
break
header_lines_were_found = True
values = map(lambda x: x.strip(), line.split('|'))
if len(values) < 3:
processor_notes.append('Cannot parse header line "%s"' % line)
continue
values = map(emptyFilter, values)
if values[0] == 'OS':
name = self._truncate_or_none(values[1], 100)
version = self._truncate_or_none(values[2], 100)
processed_crash_update.os_name = name
processed_crash_update.os_version = version
elif values[0] == 'CPU':
processed_crash_update.cpu_name = \
self._truncate_or_none(values[1], 100)
processed_crash_update.cpu_info = \
self._truncate_or_none(values[2], 100)
try:
processed_crash_update.cpu_info = (
'%s | %s' %
(processed_crash_update.cpu_info,
self._get_truncate_or_none(values[3], 100)))
except IndexError:
pass
elif values[0] == 'Crash':
processed_crash_update.reason = \
self._truncate_or_none(values[1], 255)
try:
processed_crash_update.address = \
self._truncate_or_none(values[2], 20)
except IndexError:
processed_crash_update.address = None
try:
crashed_thread = int(values[3])
except Exception:
crashed_thread = None
elif values[0] == 'Module':
# grab only the flash version, which is not quite as easy as
# it looks
if not flash_version:
flash_version = self._get_flash_version(values)
if not header_lines_were_found:
message = "%s returned no header lines for crash_id: %s" % \
(self.config.minidump_stackwalk_pathname, crash_id)
processor_notes.append(message)
#self.config.logger.warning("%s", message)
if crashed_thread is None:
message = "No thread was identified as the cause of the crash"
processor_notes.append(message)
self.config.logger.info("%s", message)
processed_crash_update.crashedThread = crashed_thread
if not flash_version:
flash_version = '[blank]'
processed_crash_update.flash_version = flash_version
#self.config.logger.debug(
# " updated values %s",
# processed_crash_update
#)
return processed_crash_update
