def _get_workspace_timestamped(self, workspace_id: EntryID,
timestamp: DateTime):
try:
return self._timestamped_workspacefs[workspace_id][timestamp]
except KeyError:
try:
self.user_fs.get_workspace(workspace_id)
raise MountpointNotMounted(
f"Workspace `{workspace_id}` not mounted at timestamped `{timestamp}`"
)
except FSWorkspaceNotFoundError as exc:
raise MountpointConfigurationError(
f"Workspace `{workspace_id}` doesn't exist") from exc
def _bootstrap_mountpoint(mountpoint):
if os.name == "posix":
# On POSIX systems, mounting target must exists
mountpoint.mkdir(exist_ok=True, parents=True)
initial_st_dev = mountpoint.stat().st_dev
else:
# On Windows, only parent's mounting target must exists
mountpoint.parent.mkdir(exist_ok=True, parents=True)
if mountpoint.exists():
raise MountpointConfigurationError(
f"Mountpoint `{mountpoint.absolute()}` must not exists on windows"
)
initial_st_dev = None
return initial_st_dev
def _bootstrap_mountpoint(mountpoint):
try:
if os.name == "posix":
# On POSIX systems, mounting target must exists
mountpoint.mkdir(exist_ok=True, parents=True)
initial_st_dev = mountpoint.stat().st_dev
else:
# On Windows, only parent's mounting target must exists
mountpoint.parent.mkdir(exist_ok=True, parents=True)
if mountpoint.exists():
raise MountpointConfigurationError(
f"Mountpoint `{mountpoint.absolute()}` must not exists on windows"
)
initial_st_dev = None
except OSError as exc:
# In case of hard crash, it's possible the FUSE mountpoint is still
# mounted (but point to nothing). In such case access to the mountpoint
# end up with an error :(
raise MountpointConfigurationError(
"Mountpoint is busy, has parsec prevously cleanly exited ?"
) from exc
return initial_st_dev
def _get_workspace(self, workspace_id: EntryID):
try:
return self.user_fs.get_workspace(workspace_id)
except FSWorkspaceNotFoundError as exc:
raise MountpointConfigurationError(
f"Workspace `{workspace_id}` doesn't exist") from exc