def evidence_process(self, evidence_uuid, pipeline):
"""Starts the evidence processing, using the selected pipeline.
@param evidence_uuid: Evidence id
@param pipeline: Pipeline identifier
"""
# Check for valid storage_url, this must be set before
# processing can begin.
item = self._storage_driver.get("evidence", evidence_uuid)
if "_storage_url" not in item:
raise MissingKeyError("_storage_url")
# Get the evidence container in the storage driver to
# hold the processing information for this piece of evidence.
container = self._storage_driver.create_container(evidence_uuid)
# Create object in container that maps to the evidence
obj = container.create()
# Update evidence information
item = self._storage_driver.update(
"evidence",
evidence_uuid,
{
"status": "processing",
"process_start_date": timeutils.strtime(),
"process_pipeline": pipeline,
"_root_uuid": obj["uuid"],
},
)
# Start the processing
self._process_client.process_url(evidence_uuid, pipeline, obj, item["storage_url"])
def evidence_process(self, evidence_uuid, pipeline):
"""Starts the evidence processing, using the selected pipeline.
@param evidence_uuid: Evidence id
@param pipeline: Pipeline identifier
"""
# Check for valid storage_url, this must be set before
# processing can begin.
item = self._storage_driver.get('evidence', evidence_uuid)
if '_storage_url' not in item:
raise MissingKeyError('_storage_url')
# Get the evidence container in the storage driver to
# hold the processing information for this piece of evidence.
container = self._storage_driver.create_container(evidence_uuid)
# Create object in container that maps to the evidence
obj = container.create()
# Update evidence information
item = self._storage_driver.update('evidence', evidence_uuid, {
'status': 'processing',
'process_start_date': timeutils.strtime(),
'process_pipeline': pipeline,
'_root_uuid': obj['uuid']
})
# Start the processing
self._process_client.process_url(evidence_uuid, pipeline, obj, item['storage_url'])
def case_create(self, *args, **kwargs):
"""Create a case.
@param account_uuid: Account id
@param **kwargs: Default key-value pairs
@returns: Key-value pairs
"""
if 'account_uuid' not in kwargs:
raise MissingKeyError('account_uuid')
kwargs['create_date'] = timeutils.strtime()
kwargs['update_date'] = kwargs['create_date']
return self._storage_driver.create('case', **kwargs)
def case_create(self, *args, **kwargs):
"""Create a case.
@param account_uuid: Account id
@param **kwargs: Default key-value pairs
@returns: Key-value pairs
"""
if "account_uuid" not in kwargs:
raise MissingKeyError("account_uuid")
kwargs["create_date"] = timeutils.strtime()
kwargs["update_date"] = kwargs["create_date"]
return self._storage_driver.create("case", **kwargs)
def case_update(self, *args, **kwargs):
"""Updates a case.
@param case_uuid: Case id
@param **kwargs: Key-value pairs to update
@returns: Key-value pairs
"""
if 'case_uuid' not in kwargs:
raise MissingKeyError('case_uuid')
if 'account_uuid' in kwargs:
del kwargs['account_uuid']
uuid = kwargs['case_uuid']
del kwargs['case_uuid']
kwargs['update_date'] = timeutils.strtime()
return self._storage_driver.update('case', uuid, **kwargs)
def case_update(self, *args, **kwargs):
"""Updates a case.
@param case_uuid: Case id
@param **kwargs: Key-value pairs to update
@returns: Key-value pairs
"""
if "case_uuid" not in kwargs:
raise MissingKeyError("case_uuid")
if "account_uuid" in kwargs:
del kwargs["account_uuid"]
uuid = kwargs["case_uuid"]
del kwargs["case_uuid"]
kwargs["update_date"] = timeutils.strtime()
return self._storage_driver.update("case", uuid, **kwargs)
def evidence_add(self, *args, **kwargs):
"""Adds evidence to case.
@param case_uuid: Case id
@param container_format: Format of container
@param container_size: Total size of container
@param **kwargs: Default key-value pairs
@returns: Key-value pairs
"""
if 'case_uuid' not in kwargs:
raise MissingKeyError('case_uuid')
if 'container_format' not in kwargs:
raise MissingKeyError('container_format')
if 'container_size' not in kwargs:
raise MissingKeyError('container_size')
kwargs['status'] = 'created'
kwargs['create_date'] = timeutils.strtime()
kwargs['update_date'] = kwargs['create_date']
return self._storage_driver.create('evidence', **kwargs)
def evidence_add(self, *args, **kwargs):
"""Adds evidence to case.
@param case_uuid: Case id
@param container_format: Format of container
@param container_size: Total size of container
@param **kwargs: Default key-value pairs
@returns: Key-value pairs
"""
if "case_uuid" not in kwargs:
raise MissingKeyError("case_uuid")
if "container_format" not in kwargs:
raise MissingKeyError("container_format")
if "container_size" not in kwargs:
raise MissingKeyError("container_size")
kwargs["status"] = "created"
kwargs["create_date"] = timeutils.strtime()
kwargs["update_date"] = kwargs["create_date"]
return self._storage_driver.create("evidence", **kwargs)
def evidence_update(self, *args, **kwargs):
"""Updates evidence.
@param evidence_uuid: Evidence id
@param **kwargs: Key-value pairs to update
@returns: Key-value pairs
"""
if 'evidence_uuid' not in kwargs:
raise MissingKeyError('evidence_uuid')
if 'case_uuid' in kwargs:
del kwargs['case_uuid']
if 'container_format' in kwargs and not kwargs['container_format']:
raise MissingKeyError('container_format')
if 'container_size' in kwargs and not kwargs['container_size']:
raise MissingKeyError('container_size')
uuid = kwargs['evidence_uuid']
del kwargs['evidence_uuid']
kwargs['update_date'] = timeutils.strtime()
item = self._storage_driver.update('evidence', uuid, **kwargs)
return item
def evidence_update(self, *args, **kwargs):
"""Updates evidence.
@param evidence_uuid: Evidence id
@param **kwargs: Key-value pairs to update
@returns: Key-value pairs
"""
if "evidence_uuid" not in kwargs:
raise MissingKeyError("evidence_uuid")
if "case_uuid" in kwargs:
del kwargs["case_uuid"]
if "container_format" in kwargs and not kwargs["container_format"]:
raise MissingKeyError("container_format")
if "container_size" in kwargs and not kwargs["container_size"]:
raise MissingKeyError("container_size")
uuid = kwargs["evidence_uuid"]
del kwargs["evidence_uuid"]
kwargs["update_date"] = timeutils.strtime()
item = self._storage_driver.update("evidence", uuid, **kwargs)
return item
def to_primitive(value, convert_instances=False, convert_datetime=True,
level=0, max_depth=3):
"""Convert a complex object into primitives.
Handy for JSON serialization. We can optionally handle instances,
but since this is a recursive function, we could have cyclical
data structures.
To handle cyclical data structures we could track the actual objects
visited in a set, but not all objects are hashable. Instead we just
track the depth of the object inspections and don't go too deep.
Therefore, convert_instances=True is lossy ... be aware.
"""
# handle obvious types first - order of basic types determined by running
# full tests on nova project, resulting in the following counts:
# 572754 <type 'NoneType'>
# 460353 <type 'int'>
# 379632 <type 'unicode'>
# 274610 <type 'str'>
# 199918 <type 'dict'>
# 114200 <type 'datetime.datetime'>
# 51817 <type 'bool'>
# 26164 <type 'list'>
# 6491 <type 'float'>
# 283 <type 'tuple'>
# 19 <type 'long'>
if isinstance(value, _simple_types):
return value
if isinstance(value, datetime.datetime):
if convert_datetime:
return timeutils.strtime(value)
else:
return value
# value of itertools.count doesn't get caught by nasty_type_tests
# and results in infinite loop when list(value) is called.
if type(value) == itertools.count:
return six.text_type(value)
# FIXME(vish): Workaround for LP bug 852095. Without this workaround,
# tests that raise an exception in a mocked method that
# has a @wrap_exception with a notifier will fail. If
# we up the dependency to 0.5.4 (when it is released) we
# can remove this workaround.
if getattr(value, '__module__', None) == 'mox':
return 'mock'
if level > max_depth:
return '?'
# The try block may not be necessary after the class check above,
# but just in case ...
try:
recursive = functools.partial(to_primitive,
convert_instances=convert_instances,
convert_datetime=convert_datetime,
level=level,
max_depth=max_depth)
if isinstance(value, dict):
return dict((k, recursive(v)) for k, v in value.iteritems())
elif isinstance(value, (list, tuple)):
return [recursive(lv) for lv in value]
# It's not clear why xmlrpclib created their own DateTime type, but
# for our purposes, make it a datetime type which is explicitly
# handled
if isinstance(value, xmlrpclib.DateTime):
value = datetime.datetime(*tuple(value.timetuple())[:6])
if convert_datetime and isinstance(value, datetime.datetime):
return timeutils.strtime(value)
elif hasattr(value, 'iteritems'):
return recursive(dict(value.iteritems()), level=level + 1)
elif hasattr(value, '__iter__'):
return recursive(list(value))
elif convert_instances and hasattr(value, '__dict__'):
# Likely an instance of something. Watch for cycles.
# Ignore class member vars.
return recursive(value.__dict__, level=level + 1)
elif isinstance(value, netaddr.IPAddress):
return six.text_type(value)
else:
if any(test(value) for test in _nasty_type_tests):
return six.text_type(value)
return value
except TypeError:
# Class objects are tricky since they may define something like
# __iter__ defined but it isn't callable as list().
return six.text_type(value)
