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daemon: adjustments to support global configurable mtu values for node interfaces and bridges

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This commit is contained in:
Blake Harnden 2021-12-21 08:59:48 -08:00
parent 5ff4447528
commit 0b531d7fd8
9 changed files with 72 additions and 50 deletions
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13
daemon/core/emulator/distributed.py
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@ -187,6 +187,7 @@ class DistributedController:
:return: nothing
"""
mtu = self.session.options.get_config_int("mtu")
for node_id in self.session.nodes:
node = self.session.nodes[node_id]
if not isinstance(node, CoreNetwork):
@ -195,17 +196,17 @@ class DistributedController:
continue
for name in self.servers:
server = self.servers[name]
self.create_gre_tunnel(node, server)
self.create_gre_tunnel(node, server, mtu)
def create_gre_tunnel(
self, node: CoreNetwork, server: DistributedServer
self, node: CoreNetwork, server: DistributedServer, mtu: int
) -> Tuple[GreTap, GreTap]:
"""
Create gre tunnel using a pair of gre taps between the local and remote server.
:param node: node to create gre tunnel for
:param server: server to create
tunnel for
:param server: server to create tunnel for
:param mtu: mtu for gre taps
:return: local and remote gre taps created for tunnel
"""
host = server.host
@ -215,14 +216,14 @@ class DistributedController:
return tunnel
# local to server
logger.info("local tunnel node(%s) to remote(%s) key(%s)", node.name, host, key)
local_tap = GreTap(session=self.session, remoteip=host, key=key)
local_tap = GreTap(session=self.session, remoteip=host, key=key, mtu=mtu)
local_tap.net_client.set_iface_master(node.brname, local_tap.localname)
# server to local
logger.info(
"remote tunnel node(%s) to local(%s) key(%s)", node.name, self.address, key
)
remote_tap = GreTap(
session=self.session, remoteip=self.address, key=key, server=server
session=self.session, remoteip=self.address, key=key, server=server, mtu=mtu
)
remote_tap.net_client.set_iface_master(node.brname, remote_tap.localname)
# save tunnels for shutdown