def _update_flow_details(self, fd, txn, create_missing=False):
# Determine whether the desired data exists or not
fd_path = paths.join(self.flow_path, fd.uuid)
try:
fd_data, _zstat = self._client.get(fd_path)
except k_exc.NoNodeError:
# Not-existent: create or raise exception
if create_missing:
txn.create(fd_path)
e_fd = logbook.FlowDetail(name=fd.name, uuid=fd.uuid)
else:
raise exc.NotFound("No flow details found with id: %s"
% fd.uuid)
else:
# Existent: read it out
e_fd = p_utils.unformat_flow_detail(fd.uuid,
misc.decode_json(fd_data))
# Update and write it back
e_fd = p_utils.flow_details_merge(e_fd, fd)
fd_data = p_utils.format_flow_detail(e_fd)
txn.set_data(fd_path, misc.binary_encode(jsonutils.dumps(fd_data)))
for td in fd:
td_path = paths.join(fd_path, td.uuid)
# NOTE(harlowja): create an entry in the flow detail path
# for the provided task detail so that a reference exists
# from the flow detail to its task details.
if not self._client.exists(td_path):
txn.create(td_path)
e_fd.add(self._update_task_details(td, txn, create_missing=True))
return e_fd
def _update_flow_details(self, fd, txn, create_missing=False):
# Determine whether the desired data exists or not
fd_path = paths.join(self.flow_path, fd.uuid)
try:
fd_data, _zstat = self._client.get(fd_path)
except k_exc.NoNodeError:
# Not-existent: create or raise exception
if create_missing:
txn.create(fd_path)
e_fd = logbook.FlowDetail(name=fd.name, uuid=fd.uuid)
else:
raise exc.NotFound("No flow details found with id: %s" %
fd.uuid)
else:
# Existent: read it out
e_fd = p_utils.unformat_flow_detail(fd.uuid,
misc.decode_json(fd_data))
# Update and write it back
e_fd = p_utils.flow_details_merge(e_fd, fd)
fd_data = p_utils.format_flow_detail(e_fd)
txn.set_data(fd_path, misc.binary_encode(jsonutils.dumps(fd_data)))
for td in fd:
td_path = paths.join(fd_path, td.uuid)
# NOTE(harlowja): create an entry in the flow detail path
# for the provided task detail so that a reference exists
# from the flow detail to its task details.
if not self._client.exists(td_path):
txn.create(td_path)
e_fd.add(self._update_task_details(td, txn, create_missing=True))
return e_fd
def _get_flow_details(self, fd_uuid):
fd_path = paths.join(self.flow_path, fd_uuid)
try:
fd_data, _zstat = self._client.get(fd_path)
except k_exc.NoNodeError:
raise exc.NotFound("No flow details found with id: %s" % fd_uuid)
fd = p_utils.unformat_flow_detail(fd_uuid, misc.decode_json(fd_data))
for td_uuid in self._client.get_children(fd_path):
fd.add(self._get_task_details(td_uuid))
return fd
def _get_flow_details(self, fd_uuid):
fd_path = paths.join(self.flow_path, fd_uuid)
try:
fd_data, _zstat = self._client.get(fd_path)
except k_exc.NoNodeError:
raise exc.NotFound("No flow details found with id: %s" % fd_uuid)
fd = p_utils.unformat_flow_detail(fd_uuid, misc.decode_json(fd_data))
for td_uuid in self._client.get_children(fd_path):
fd.add(self._get_task_details(td_uuid))
return fd
def _get():
fd_path = os.path.join(self._flow_path, uuid)
meta_path = os.path.join(fd_path, 'metadata')
meta = jsonutils.loads(self._read_from(meta_path))
fd = p_utils.unformat_flow_detail(uuid, meta)
td_to_load = []
td_path = os.path.join(fd_path, 'tasks')
try:
td_to_load = [f for f in os.listdir(td_path)
if os.path.islink(os.path.join(td_path, f))]
except EnvironmentError as e:
if e.errno != errno.ENOENT:
raise
for t_uuid in td_to_load:
fd.add(self._get_task_details(t_uuid))
return fd
def _get():
fd_path = os.path.join(self._flow_path, uuid)
meta_path = os.path.join(fd_path, 'metadata')
meta = misc.decode_json(self._read_from(meta_path))
fd = p_utils.unformat_flow_detail(uuid, meta)
td_to_load = []
td_path = os.path.join(fd_path, 'tasks')
try:
td_to_load = [f for f in os.listdir(td_path)
if os.path.islink(os.path.join(td_path, f))]
except EnvironmentError as e:
if e.errno != errno.ENOENT:
raise
for t_uuid in td_to_load:
fd.add(self._get_task_details(t_uuid))
return fd
