ipv4 links in dev-env

snabbco · Jan 15, 2016 · 23d1fdf · 23d1fdf
1 parent e8e6d2d
commit 23d1fdf
Showing 1 changed file with 24 additions and 3 deletions.
diff --git a/src/program/lisper/dev-env/net-bringup b/src/program/lisper/dev-env/net-bringup
@@ -8,17 +8,38 @@ bringup() {
 
 ip netns add r2
 ip netns exec r2 sysctl -wq net.ipv6.conf.all.forwarding=1
+ip netns exec r2 sysctl -wq net.ipv4.ip_forward=1
+
+# internet link for r2
+ip link add netns r2 c0 address 00:00:00:00:cc:02 type veth \
+    peer name c0 address 00:00:00:00:cc:01
+ip netns exec r2 ip link set c0 up
+ip                  link set c0 up
+ip netns exec r2 ip addr add 10.10.66.2/24 broadcast 10.10.66.255 dev c0
+ip                  addr add 10.10.66.1/24 broadcast 10.10.66.255 dev c0
+ip netns exec r2 ip route add default via 10.10.66.1
+ip                  route add 10.10/16 via 10.10.66.2
 
 appnode() {
     local n="$1"
     ip netns add node$n
+
+    # link
     ip link add netns node$n e0 address 00:00:00:00:01:$n type veth \
         peer name e$n netns r2 address 00:00:00:00:00:$n
-    ip netns exec r2     ip addr add fd80:$n::1/56 dev e$n
-    ip netns exec node$n ip addr add fd80:$n::2/56 dev e0
-    ip netns exec node$n ip -6 route add default via fd80:$n::1
     ip netns exec node$n ip link set e0 up
     ip netns exec r2     ip link set e$n up
+
+    # ipv6
+    ip netns exec r2     ip addr add fd80:$n::1/56 dev e$n
+    ip netns exec node$n ip addr add fd80:$n::2/56 dev e0
+    ip netns exec node$n ip -6 route add default via fd80:$n::1 dev e0
+
+    # ipv4
+    local x=$((10#$n))
+    ip netns exec r2     ip addr add 10.10.$x.1/24 broadcast 10.10.$x.255 dev e$n
+    ip netns exec node$n ip addr add 10.10.$x.2/24 broadcast 10.10.$x.255 dev e0
+    ip netns exec node$n ip route add default via 10.10.$x.1
 }
 
 intelnode() {