def _pkginfo(self, package_id):
"""Retrieves package information for a specific Package ID using the macOS 'pkgutil' binary."""
result = None
cmd = ['/usr/sbin/pkgutil', '--pkg-info-plist', package_id]
process = subprocess.Popen(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
p_result, p_error = process.communicate()
if process.returncode is 0:
_result = plist.readPlistFromString(p_result)
LOG.debug(p_result)
if _result:
result = dict()
for key, value in _result.items():
if key == 'install-time':
value = datetime.fromtimestamp(value).strftime(
'%Y-%m-%d %H:%M:%S')
elif key == 'pkg-version':
value = LooseVersion(value)
result[key.replace('-', '_')] = value
else:
result = False
else:
LOG.debug(p_error)
result = False
LOG.debug('{}: {}'.format(' '.join(cmd), result))
return result
def _get_mountpath(self, output):
"""Gets the mount path of a sparseimage/dmg file from the output of the 'hdiutil' command."""
# Use the PLIST output to set 'config.DMG_VOLUME_MOUNTPATH'
result = None
# This method is used to read buffer input and dict input.
if isinstance(output, dict):
_result = output['system-entities']
for item in _result:
result = item.get('mount-point', None)
if result:
break
else:
_result = plist.readPlistFromString(output)['system-entities']
for item in _result:
_vk = item.get('volume-kind', None)
if _vk and _vk == self._volume_kind[self.filesystem]:
result = item.get('mount-point', None)
break
return result
def _get_disk_stats(self):
"""Gets the amount of free space and returns a byte value."""
result = None
cmd = ['/usr/sbin/diskutil', 'info', '-plist', self._disk]
process = subprocess.Popen(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
p_result, p_error = process.communicate()
if process.returncode is 0:
result = plist.readPlistFromString(p_result)
else:
print(p_error)
LOG.info(p_error)
sys.exit(process.returncode)
return result
def _sparse_exists(self):
"""Gets information about any potential attached sparse images to avoid
volume and image entangling."""
result = None
cmd = [self._hdiutil, 'info', '-plist']
process = subprocess.Popen(cmd,
stdout=subprocess.PIPE,
stderr=subprocess.PIPE)
p_result, p_error = process.communicate()
if process.returncode == 0:
_result = plist.readPlistFromString(p_result).get('images', None)
if _result:
for image in _result:
_image_path = image.get('image-path', None)
_image_type = image.get('image-type', None)
_sys_entity = image.get('system-entities')
if _image_path and _image_type:
if _image_path == self.sparse_image:
if _image_type == 'sparse disk image' and _sys_entity:
_de = self._get_devicepath(output=image)
_mp = self._get_mountpath(output=image)
result = dict()
result['mount-point'] = _mp
result['dev-entry'] = _de
break
else:
LOG.debug('{}: {} - {}'.format(' '.join(cmd), process.returncode,
p_error))
print(p_error)
sys.exit(process.returncode)
# Log success/fail with short message.
LOG.debug('{}: {}'.format(' '.join(cmd), process.returncode))
return result
def _get_devicepath(self, output):
"""Gets the '/dev/disk' device path from the output of the 'hdiutil' command."""
# Use the PLIST output to set 'config.DMG_VOLUME_MOUNTPATH'
result = None
# This method is used to read buffer input and dict input.
if isinstance(output, dict):
_result = output['system-entities']
else:
_result = plist.readPlistFromString(output)['system-entities']
for item in _result:
_ch = item.get('content-hint', None)
# This is required for APFS because it seems to not properly eject
# the volume, so an eject on the device is required.
# if self.filesystem == 'APFS' and _ch == 'GUID_partition_scheme':
if _ch == 'GUID_partition_scheme':
# config.DMG_DISK_DEV = item.get('dev-entry', None)
result = item.get('dev-entry', None)
break
return result
