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Implement Prune Step 3 -- remove BVI and Loopback interfaces and IPs that are not in the config

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Pim van Pelt
2022-03-24 22:02:31 +00:00
parent 4666ba1611
commit cd4d44a2b1
2 changed files with 46 additions and 11 deletions
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48
vpp/reconciler.py
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@ -47,18 +47,57 @@ class Reconciler():
""" Remove all addresses from interface ifname, except those in address_list """
idx = self.vpp.config['interface_names'][ifname].sw_if_index
for a in self.vpp.config['interface_addresses'][idx]:
self.logger.info("> set interface ip address del %s %s" % (ifname, a))
if not a in address_list:
self.logger.info("1> set interface ip address del %s %s" % (ifname, a))
else:
self.logger.debug("Address OK: %s %s" % (ifname, a))
def prune(self):
ret = True
if not self.prune_addresses_set_interface_down():
self.logger.warning("Could not prune addresses and set interfaces down from VPP that are not in the config")
ret = False
if not self.prune_lcp():
if not self.prune_lcps():
self.logger.warning("Could not prune LCPs from VPP that are not in the config")
ret = False
if not self.prune_loopbacks():
self.logger.warning("Could not prune loopbacks from VPP that are not in the config")
ret = False
if not self.prune_bvis():
self.logger.warning("Could not prune BVIs from VPP that are not in the config")
ret = False
return ret
def prune_loopbacks(self):
for idx, vpp_iface in self.vpp.config['interfaces'].items():
if vpp_iface.interface_dev_type!='Loopback':
continue
config_ifname, config_iface = loopback.get_by_name(self.cfg, vpp_iface.interface_name)
if not config_iface:
self.logger.info("1> delete loopback interface intfc %s" % vpp_iface.interface_name)
continue
self.logger.debug("Loopback OK: %s" % (vpp_iface.interface_name))
addresses = []
if 'addresses' in config_iface:
addresses = config_iface['addresses']
self.prune_addresses(vpp_iface.interface_name, addresses)
return True
def prune_bvis(self):
for idx, vpp_iface in self.vpp.config['interfaces'].items():
if vpp_iface.interface_dev_type!='BVI':
continue
config_ifname, config_iface = bridgedomain.get_by_bvi_name(self.cfg, vpp_iface.interface_name)
if not config_iface:
self.logger.info("1> bvi delete %s" % vpp_iface.interface_name)
continue
self.logger.debug("BVI OK: %s" % (vpp_iface.interface_name))
addresses = []
if 'addresses' in config_iface:
addresses = config_iface['addresses']
self.prune_addresses(vpp_iface.interface_name, addresses)
return True
def __parent_iface_by_encap(self, sup_sw_if_index, outer, dot1ad=True):
""" Returns the idx of an interface on a given super_sw_if_index with given dot1q/dot1ad outer and inner-dot1q=0 """
for idx, iface in self.vpp.config['interfaces'].items():
@ -88,8 +127,7 @@ class Reconciler():
"inner-dot1q": int(inner_dot1q),
"exact-match": bool(exact_match) }
def prune_lcp(self):
def prune_lcps(self):
lcps = self.vpp.config['lcps']
## Remove LCPs for QinX interfaces
@ -217,7 +255,7 @@ class Reconciler():
def prune_addresses_set_interface_down(self):
for ifname in self.vpp.get_qinx_interfaces() + self.vpp.get_dot1x_interfaces() + self.vpp.get_bondethernets() + self.vpp.get_vxlan_tunnels() + self.vpp.get_phys():
if not ifname in interface.get_interfaces(self.cfg):
self.logger.info("> set interface state %s down" % ifname)
self.logger.info("1> set interface state %s down" % ifname)
self.prune_addresses(ifname, [])
return True