VPP-598: tcp stack initial commit

Change-Id: I49e5ce0aae6e4ff634024387ceaf7dbc432a0351
Signed-off-by: Dave Barach <dave@barachs.net>
Signed-off-by: Florin Coras <fcoras@cisco.com>

1 files changed, 39 insertions, 0 deletions

diff --git a/src/scripts/vnet/uri/tcp-setup.sh b/src/scripts/vnet/uri/tcp-setup.sh
new file mode 100755
index 00000000000..e0b01588fe9
--- /dev/null
+++ b/src/scripts/vnet/uri/tcp-setup.sh
@@ -0,0 +1,39 @@
+#!/usr/bin/env bash
+
+function topo_setup
+{
+  ip netns add vppns1
+  ip link add veth_vpp1 type veth peer name vpp1
+  ip link set dev vpp1 up
+  ip link set dev veth_vpp1 up netns vppns1
+
+  ip netns exec vppns1                          \
+  bash -c "
+    ip link set dev lo up
+    ip addr add 6.0.1.2/24 dev veth_vpp1
+  "
+
+  ethtool --offload  vpp1 rx off tx off
+  ip netns exec vppns1 ethtool --offload veth_vpp1 rx off tx off
+
+}
+
+function topo_clean
+{
+  ip link del dev veth_vpp1 &> /dev/null
+  ip netns del vppns1 &> /dev/null
+}
+
+if [ "$1" == "clean" ] ; then
+  topo_clean
+    exit 0
+else
+  topo_setup
+fi
+
+# to test connectivity do:
+# sudo ip netns exec vppns1 telnet 6.0.1.1 1234
+# to push traffic to the server
+# dd if=/dev/zero bs=1024K count=512 | nc 6.0.1.1
+# to listen for incoming connection from vpp
+# nc -l 1234