From: Alina Quereilhac <alina.quereilhac@inria.fr>
Date: Sun, 28 Dec 2014 15:23:36 +0000 (+0100)
Subject: Adding first netns example
X-Git-Tag: nepi-3.2.0~27
X-Git-Url: http://git.onelab.eu/?p=nepi.git;a=commitdiff_plain;h=d63e92a55dd47a6c8350add9bed45dce73435c46

Adding first netns example
---

diff --git a/examples/netns/local_switch_ping.py b/examples/netns/local_switch_ping.py
new file mode 100644
index 00000000..efec85ba
--- /dev/null
+++ b/examples/netns/local_switch_ping.py
@@ -0,0 +1,77 @@
+#!/usr/bin/env python
+#
+#    NEPI, a framework to manage network experiments
+#    Copyright (C) 2013 INRIA
+#
+#    This program is free software: you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation, either version 3 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Author: Alina Quereilhac <alina.quereilhac@inria.fr>
+#
+#
+# This example must be executed as root: 
+# $ sudo PYTHONPATH=$PYTHONPATH:src python examples/netns/local_switch_ping.py
+
+from nepi.execution.ec import ExperimentController 
+
+ec = ExperimentController(exp_id = "netns-local-p2p-ping")
+
+# Simulation will executed in the local machine
+node = ec.register_resource("linux::Node")
+ec.set(node, "hostname", "localhost")
+
+# Add an emulation resource
+emu = ec.register_resource("linux::netns::Emulation")
+ec.set(emu, "verbose", True)
+ec.register_connection(emu, node)
+
+# Add two emulated nodes
+netnsnode1 = ec.register_resource("netns::Node")
+ec.register_connection(netnsnode1, emu)
+
+iface1 = ec.register_resource("netns::NodeInterface")
+ec.register_connection(iface1, netnsnode1)
+
+ip1 = ec.register_resource("netns::IPv4Address")
+ec.set(ip1, "ip", "10.0.0.1")
+ec.set(ip1, "prefix", "30")
+ec.register_connection(ip1, iface1)
+
+netnsnode2 = ec.register_resource("netns::Node")
+ec.register_connection(netnsnode2, emu)
+
+iface2 = ec.register_resource("netns::NodeInterface")
+ec.register_connection(iface2, netnsnode2)
+
+ip2 = ec.register_resource("netns::IPv4Address")
+ec.set(ip2, "ip", "10.0.0.2")
+ec.set(ip2, "prefix", "30")
+ec.register_connection(ip2, iface2)
+
+switch = ec.register_resource("netns::Switch")
+ec.register_connection(iface1, switch)
+ec.register_connection(iface2, switch)
+
+ping = ec.register_resource("netns::Application")
+ec.set(ping, "command", "ping -c20 10.0.0.2")
+ec.register_connection(ping, netnsnode1)
+
+ec.deploy()
+
+ec.wait_finished([ping])
+
+stdout = ec.trace(ping, "stdout") 
+
+ec.shutdown()
+
+print "PING OUTPUT", stdout