selftests: mptcp: add userspace pm fullmesh tests

This patch adds fullmesh selftests for userspace pm both on server side
and on client side. For the server side test, add two endpoints with
fullmesh flag on ns2, then signal an address on ns1 by userspace PM to
trigger the fullmesh connections. For the client side test, just use
userspace PM to create multiple subflows to do the fullmesh connections.

Signed-off-by: Geliang Tang <tanggeliang@kylinos.cn>
1 file changed