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Always set interface up after MTU change; otherwise only set it up if it was down

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This commit is contained in:
Pim van Pelt
2022-03-26 15:21:09 +00:00
parent e9bbd47407
commit 0a80801217
1 changed files with 7 additions and 7 deletions
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14
vpp/reconciler.py
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@ -740,13 +740,13 @@ class Reconciler():
if bond.members == 0 and member_iface.l2_address != bondmac:
bondmac_changed = True
bondmac = member_iface.l2_address
self.logger.info("2> bond add %s %s" % (vpp_ifname, member_iface.interface_name))
self.logger.info("1> bond add %s %s" % (vpp_ifname, member_iface.interface_name))
if member_iface.link_mtu != config_mtu:
self.logger.info("1> set interface state %s down" % (member_iface.interface_name))
self.logger.info("1> set interface mtu %d %s" % (config_mtu, member_iface.interface_name))
if not member_iface.flags & 1: # IF_STATUS_API_FLAG_ADMIN_UP
self.logger.info("2> set interface state %s down" % (member_iface.interface_name))
self.logger.info("2> set interface mtu %d %s" % (config_mtu, member_iface.interface_name))
self.logger.info("2> set interface state %s up" % (member_iface.interface_name))
elif not member_iface.flags & 1: # IF_STATUS_API_FLAG_ADMIN_UP
self.logger.info("3> set interface state %s up" % (member_iface.interface_name))
if bond_iface.link_mtu < config_mtu:
self.logger.warning("%s has a Max Frame Size (%d) lower than desired MTU (%d), this is unsupported" %
(vpp_ifname, bond_iface.link_mtu, config_mtu))
@ -755,7 +755,7 @@ class Reconciler():
## NOTE(pim) - VPP does not allow the link_mtu to change on a BondEthernet, so it can be the
## case that packet MTU > link_mtu if the desired MTU > 9000. This is because BondEthernets
## are always created with link_mtu 9000.
self.logger.info("3> set interface mtu packet %d %s" % (config_mtu, bond_iface.interface_name))
self.logger.info("4> set interface mtu packet %d %s" % (config_mtu, bond_iface.interface_name))
config_ifname, config_iface = interface.get_by_name(self.cfg, vpp_ifname)
if bondmac_changed and 'lcp' in config_iface:
@ -765,7 +765,7 @@ class Reconciler():
## However, LinuxCP does not propagate this change to the Linux side (because there
## is no API callback for MAC address changes). To ensure consistency, every time we
## sync members, we ought to ensure the Linux device has the same MAC as its BondEthernet.
self.logger.info("1> comment { ip link set %s address %s }" % (config_iface['lcp'], str(bondmac)))
self.logger.info("5> comment { ip link set %s address %s }" % (config_iface['lcp'], str(bondmac)))
return True