def test_lacp_port_update(self):
"""Test LACP port options"""
port = Port(1, 1, {})
port.enabled = True
port.dyn_phys_up = True
# Port defaults to NOTCONFIGURED
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_NOTCONFIGURED)
# Now call update to configure port and get initial state
# depending on the chosen DP
port.lacp_port_update(False)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_UNSELECTED)
# Now select our the port's current DP
port.lacp_port_update(True)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_SELECTED)
# Test option to force standby mode
# Option forces the statemachine to revert to STANDBY mode when not selected
port.lacp_standby = True
port.lacp_port_update(True)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_SELECTED)
port.lacp_port_update(False)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_STANDBY)
# Test forcing selected port
port.lacp_standby = False
port.lacp_selected = True
port.lacp_port_update(False)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_SELECTED)
# Test forcing unselected port
port.lacp_selected = False
port.lacp_unselected = True
port.lacp_port_update(True)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_UNSELECTED)
# Test reverting to unconfigured on port cold start
port.lacp_unselected = False
port.lacp_port_update(False, True)
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_NOTCONFIGURED)
def test_lacp_actor_update(self):
"""Test updating port LACP information causes correct actor state changes"""
port = Port(1, 1, {})
port.enabled = True
port.dyn_phys_up = True
# Before configuring the LACP state machine, default is notconfigured
self.assertEqual(port.dyn_lacp_port_selected, LACP_PORT_NOTCONFIGURED)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_NOTCONFIGURED)
# Move to initial configuration state when no packets have been received yet
port.lacp_actor_update(False, None, None)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_INIT)
# Receiving first packets but no SYNC bit set
port.lacp_actor_update(False, 1, 1)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_NOSYNC)
# Receiving sync packets
port.lacp_actor_update(True, 1, 1)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_UP)
# Port phys down, move to ACTOR_NONE state
port.dyn_phys_up = False
port.lacp_actor_update(True, 1, 1)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_NONE)
port.lacp_actor_update(False, None, None)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_NONE)
# Go back to init once port restarted
port.dyn_phys_up = True
port.lacp_actor_update(False, None, None)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_INIT)
# Cold starting will force the port to revert to notconfigured state
port.lacp_actor_update(False, None, None, True)
self.assertEqual(port.dyn_lacp_actor_state, LACP_ACTOR_NOTCONFIGURED)