def _get_current_bridge_snapshot(bridge_name,
service_manager,
include_stats=True) -> List[str]:
table_assignments = service_manager.get_all_table_assignments()
# Currently, the unit test setup library does not set up the ryu api app.
# For now, snapshots are created from the flow dump output using ovs and
# parsed using regex. Once the ryu api works for unit tests, we can
# directly parse the api response and avoid the regex.
flows = BridgeTools.get_annotated_flows_for_bridge(
bridge_name, table_assignments, include_stats=include_stats)
return [_parse_flow(flow) for flow in flows]
def _display_flows(client, apps=None):
pipelined_config = load_service_config('pipelined')
bridge_name = pipelined_config['bridge_name']
response = client.GetAllTableAssignments(Void())
table_assignments = {
table_assignment.app_name:
Tables(main_table=table_assignment.main_table, type=None,
scratch_tables=table_assignment.scratch_tables)
for table_assignment in response.table_assignments}
try:
flows = BridgeTools.get_annotated_flows_for_bridge(
bridge_name, table_assignments, apps)
except subprocess.CalledProcessError as e:
if e.returncode == errno.EPERM:
print("Need to run as root to dump flows")
return
for flow in flows:
print(flow)
