def resolve_missing_vmaddrs(self):
"""When called this changes the vmaddr on all contained images from
the information in the dsym files (if there is no vmaddr already).
This changes both the image data from the original event submission
in the debug meta as well as the image data that the symbolizer uses.
"""
changed_any = False
loaded_images = self.symsynd_symbolizer.images
for image_addr, image in six.iteritems(self.image_lookup.images):
if image.get('image_vmaddr') or not image.get('image_addr'):
continue
image_info = loaded_images.get(image_addr)
if not image_info:
continue
dsym_path = normalize_dsym_path(image_info['dsym_path'])
# Here we use the CPU name from the image as it might be
# slightly different (armv7 vs armv7f for instance)
cpu_name = image_info['cpu_name']
image_vmaddr = get_macho_vmaddr(dsym_path, cpu_name)
if image_vmaddr:
image['image_vmaddr'] = image_vmaddr
image_info['image_vmaddr'] = image_vmaddr
changed_any = True
return changed_any
def resolve_missing_vmaddrs(self):
"""When called this changes the vmaddr on all contained images from
the information in the dsym files (if there is no vmaddr already).
This changes both the image data from the original event submission
in the debug meta as well as the image data that the symbolizer uses.
"""
changed_any = False
loaded_images = self.symsynd_symbolizer.images
for image_addr, image in six.iteritems(self.image_lookup.images):
if image.get('image_vmaddr') or not image.get('image_addr'):
continue
image_info = loaded_images.get(image_addr)
if not image_info:
continue
dsym_path = normalize_dsym_path(image_info['dsym_path'])
# Here we use the CPU name from the image as it might be
# slightly different (armv7 vs armv7f for instance)
cpu_name = image_info['cpu_name']
image_vmaddr = get_macho_vmaddr(dsym_path, cpu_name)
if image_vmaddr:
image['image_vmaddr'] = image_vmaddr
image_info['image_vmaddr'] = image_vmaddr
changed_any = True
return changed_any
def symbolize(self,
dsym_path,
image_vmaddr,
image_addr,
instruction_addr,
cpu_name,
uuid=None,
silent=True,
demangle=True):
if self._closed:
raise RuntimeError('Symbolizer is closed')
if not is_valid_cpu_name(cpu_name):
raise ValueError('"%s" is not a valid cpu name' % cpu_name)
dsym_path = normalize_dsym_path(dsym_path)
image_vmaddr = parse_addr(image_vmaddr)
if not image_vmaddr:
image_vmaddr = get_macho_vmaddr(dsym_path, cpu_name) or 0
image_addr = parse_addr(image_addr)
instruction_addr = parse_addr(instruction_addr)
addr = image_vmaddr + instruction_addr - image_addr
try:
with self._lock:
with timedsection('symbolize'):
sym = self.symbolizer.symbolize(dsym_path, addr, cpu_name)
if sym[0] is None:
raise SymbolicationError('Symbolizer could not find symbol')
except SymbolicationError:
if not silent:
raise
sym = (None, None, 0, 0)
symbol_name = sym[0]
if demangle:
symbol_name = demangle_symbol(symbol_name)
return {
'symbol_name': symbol_name,
'filename': sym[1],
'line': sym[2],
'column': sym[3],
'uuid': uuid,
}
def symbolize(self,
dsym_path,
image_vmaddr,
image_addr,
instruction_addr,
cpu_name,
uuid=None,
silent=True):
if self._closed:
raise RuntimeError('Symbolizer is closed')
if not is_valid_cpu_name(cpu_name):
raise ValueError('"%s" is not a valid cpu name' % cpu_name)
dsym_path = normalize_dsym_path(dsym_path)
image_vmaddr = parse_addr(image_vmaddr)
if not image_vmaddr:
image_vmaddr = get_macho_vmaddr(dsym_path, cpu_name) or 0
image_addr = parse_addr(image_addr)
instruction_addr = parse_addr(instruction_addr)
addr = image_vmaddr + instruction_addr - image_addr
try:
with self._lock:
with timedsection('symbolize'):
sym = self.symbolizer.symbolize(dsym_path, addr, cpu_name)
if sym[0] is None:
raise SymbolicationError('Symbolizer could not find symbol')
except SymbolicationError:
if not silent:
raise
sym = (None, None, 0, 0)
return {
'symbol_name': demangle_symbol(sym[0]),
'filename': sym[1],
'line': sym[2],
'column': sym[3],
'uuid': uuid,
}