def _preprocess(self, _):
self.device_path, partition_paths = google_cloud.PreprocessAttachDisk(
self.disk_name)
self.mount_path = mount_local.PreprocessMountDisk(
partition_paths, self.mount_partition)
self.local_path = self.device_path
def _preprocess(self, _, required_states):
if EvidenceState.ATTACHED in required_states:
self.device_path, partition_paths = google_cloud.PreprocessAttachDisk(
self.disk_name)
self.state[EvidenceState.ATTACHED] = True
if EvidenceState.MOUNTED in required_states:
self.mount_path = mount_local.PreprocessMountDisk(
partition_paths, self.mount_partition)
self.local_path = self.device_path
self.state[EvidenceState.MOUNTED] = True
def _preprocess(self, _, required_states):
# The GoogleCloudDisk should never need to be mounted unless it has child
# evidence (GoogleCloudDiskRawEmbedded). In all other cases, the
# DiskPartition evidence will be used. In this case we're breaking the
# evidence layer isolation and having the child evidence manage the
# mounting and unmounting.
if EvidenceState.ATTACHED in required_states:
self.device_path, partition_paths = google_cloud.PreprocessAttachDisk(
self.disk_name)
self.partition_paths = partition_paths
self.local_path = self.device_path
self.state[EvidenceState.ATTACHED] = True
def _preprocess(self, _, required_states):
# The GoogleCloudDisk should never need to be mounted unless it has child
# evidence (GoogleCloudDiskRawEmbedded). In all other cases, the
# DiskPartition evidence will be used. In this case we're breaking the
# evidence layer isolation and having the child evidence manage the
# mounting and unmounting.
# Explicitly lock this method to prevent race condition with two workers
# attempting to attach disk at same time, given delay with attaching in GCP.
with filelock.FileLock(config.RESOURCE_FILE_LOCK):
if EvidenceState.ATTACHED in required_states:
self.device_path, partition_paths = google_cloud.PreprocessAttachDisk(
self.disk_name)
self.partition_paths = partition_paths
self.local_path = self.device_path
self.state[EvidenceState.ATTACHED] = True
def _preprocess(self):
self.local_path = google_cloud.PreprocessAttachDisk(self.disk_name)
self.loopdevice_path = mount_local.PreprocessLosetup(self.local_path)
self.mount_path = mount_local.PreprocessMountDisk(
self.loopdevice_path, self.mount_partition)
self.local_path = os.path.join(self.mount_path, self.embedded_path)
def _preprocess(self): self.local_path = google_cloud.PreprocessAttachDisk(self.disk_name)
def preprocess(self):
google_cloud.PreprocessAttachDisk(self)
mount_local.PreprocessMountDisk(self)
self.local_path = os.path.join(self.mount_path, self.embedded_path)
def preprocess(self):
google_cloud.PreprocessAttachDisk(self)
