demo: add testing of UDP

/reviewed-on nexedi/re6stnet!11

demo/demo

@@ -146,6 +146,11 @@ m7_if_0.add_v4_address(address='10.0.1.3', prefix_len=24)
 m8_if_0.add_v4_address(address='10.0.1.4', prefix_len=24)
 m6_if_1.add_v4_address(address='192.168.241.1', prefix_len=24)
 
+# Add IPv6 addresses to test UDP6 between m8 and m6/m7
+m6_if_0.add_v6_address(address='fc42:6::1', prefix_len=16)
+m7_if_0.add_v6_address(address='fc42:7::1', prefix_len=16)
+m8_if_0.add_v6_address(address='fc42:8::1', prefix_len=16)
+
 def add_llrtr(iface, peer, dst='default'):
     for a in peer.get_addresses():
         a = a['address']

demo/m6/re6stnet.conf

@@ -2,10 +2,12 @@ log m6/
 run m6/run
 state m6/
 pp 1194 tcp
+pp 1194 udp
+pp 1195 udp6
 ca ca.crt
 cert m6/cert.crt
 key m6/cert.key
-default
+disable-proto none
 # TODO: Run a DHCPv4 client on machine9. Unfortunately, isc-dhcp-client 4.2.4
 #       fails with "Bind socket to interface: No such device"
 daemon "exec dnsmasq -d8 - -i $re6stnet_iface -F 192.168.42.2,192.168.42.254,255.255.255.0,infinite -F ${re6stnet_subnet%/*},ra-only,${re6stnet_subnet#*/},1d -O option:router,192.168.42.1 -l m6/dnsmasq.leases"

demo/m7/re6stnet.conf

@@ -2,7 +2,9 @@ log m7/
 run m7/run
 state m7/
 pp 1194 tcp
+pp 1194 udp
+pp 1195 udp6
 ca ca.crt
 cert m7/cert.crt
 key m7/cert.key
-default
+disable-proto none

demo/m8/re6stnet.conf

@@ -4,5 +4,5 @@ state m8/
 ca ca.crt
 cert m8/cert.crt
 key m8/cert.key
-default
-client 10.0.1.2,1194,tcp;10.0.1.3,1194,tcp
+disable-proto none
+client fc42:6::1,1195,udp6;fc42:7::1,1195,udp6

demo/registry/re6stnet.conf

@@ -6,3 +6,4 @@ ca ca.crt
 cert registry/cert.crt
 key registry/cert.key
 gateway
+disable-proto none