+ def test_bond_link(self):
+ """ Bond hw interface link state test """
+
+ # for convenience
+ bond_modes = VppEnum.vl_api_bond_mode_t
+ intf_flags = VppEnum.vl_api_if_status_flags_t
+
+ # create interface 1 (BondEthernet0)
+ self.logger.info("Create bond interface")
+ # use round-robin mode to avoid negotiation required by LACP
+ bond0 = VppBondInterface(self,
+ mode=bond_modes.BOND_API_MODE_ROUND_ROBIN)
+ bond0.add_vpp_config()
+
+ # initially admin state is down and link is down
+ bond0.assert_interface_state(0, 0)
+
+ # set bond admin up. confirm link down because no slaves are active
+ self.logger.info("set interface BondEthernet0 admin up")
+ bond0.admin_up()
+ bond0.assert_interface_state(intf_flags.IF_STATUS_API_FLAG_ADMIN_UP, 0)
+
+ # make sure slaves are down. enslave them to bond.
+ self.logger.info("set interface pg0 admin down")
+ self.pg0.admin_down()
+ self.logger.info("bond enslave interface pg0 to BondEthernet0")
+ bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
+ is_passive=0,
+ is_long_timeout=0)
+ self.logger.info("set interface pg1 admin down")
+ self.pg1.admin_down()
+ self.logger.info("bond enslave interface pg1 to BondEthernet0")
+ bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
+ is_passive=0,
+ is_long_timeout=0)
+
+ # bring slaves up, confirm bond link is up
+ self.logger.info("set interface pg0 admin up")
+ self.pg0.admin_up()
+ self.logger.info("set interface pg1 admin up")
+ self.pg1.admin_up()
+ bond0.assert_interface_state(intf_flags.IF_STATUS_API_FLAG_ADMIN_UP,
+ intf_flags.IF_STATUS_API_FLAG_LINK_UP)
+
+ # detach pg0, pg1
+ self.logger.info("detach interface pg0")
+ bond0.detach_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
+ self.logger.info("detach interface pg1")
+ bond0.detach_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index)
+
+ # link should be down now
+ bond0.assert_interface_state(intf_flags.IF_STATUS_API_FLAG_ADMIN_UP, 0)
+
+ # delete BondEthernet0
+ self.logger.info("Deleting BondEthernet0")
+ bond0.remove_vpp_config()
+