ndn/apps: add global routing helper
Change-Id: Id2bfb035424e2214d3dad1d00da95a0715c716c9
diff --git a/ndn/experiments/static_routing_experiment.py b/ndn/experiments/static_routing_experiment.py
new file mode 100644
index 0000000..e40fbf9
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+++ b/ndn/experiments/static_routing_experiment.py
@@ -0,0 +1,73 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2019, The University of Memphis,
+# Arizona Board of Regents,
+# Regents of the University of California.
+#
+# This file is part of Mini-NDN.
+# See AUTHORS.md for a complete list of Mini-NDN authors and contributors.
+#
+# Mini-NDN 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.
+#
+# Mini-NDN 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 Mini-NDN, e.g., in COPYING.md file.
+# If not, see <http://www.gnu.org/licenses/>.
+
+from ndn.experiments.experiment import Experiment
+from ndn.apps.ndn_global_routing_helper import GlobalRoutingHelper
+
+from mininet.log import info
+
+class RoutingHelperExp(Experiment):
+
+ def __init__(self, args):
+ Experiment.__init__(self, args)
+
+ def start(self):
+ """
+ Compute and add routes to NFD
+ """
+ info('Adding static routes to NFD\n')
+ grh = GlobalRoutingHelper(self.net, self.options.faceType, self.options.routingType)
+ # For all host, pass self.net.hosts or a list, [self.net['a'], ..] or [self.net.hosts[0],.]
+ grh.addOrigin([self.net['a']], ["/abc"])
+ grh.calculateNPossibleRoutes()
+
+ '''
+ Experiment run with default topology, test cases won't work with other topologies
+ # With calculateNPossibleRoutes,
+ 10 # routing = hr, N = All, from A, 3 routes needs to added to NFD.
+ A +++++++ B # A - B -- cost 10
+ + + # A - C -- cost 10
+ 10 + + 10 # A - D -- cost 20
+ + + # Same goes for B being a source.
+ C D #
+
+ prefix "/abc" is advertise from node A, it should be reachable from all other nodes.
+
+ '''
+ if self.options.routingType == "link-state":
+ # This test only for link-state. Similar test can be done for hyperbolic routing.
+ routesFromA = self.net['a'].cmd("nfdc route | grep -v '/localhost/nfd'")
+ if '/ndn/b-site/b' not in routesFromA or \
+ '/ndn/c-site/c' not in routesFromA or \
+ '/ndn/d-site/d' not in routesFromA:
+ info("Route addition failed\n")
+ exit(-1)
+
+ routesToPrefix = self.net['b'].cmd("nfdc fib | grep '/abc'")
+ if '/abc' not in routesToPrefix:
+ info("Missing route to advertised prefix, Route addition failed\n")
+ exit(-1)
+
+ info('Route addition to NFD completed\n')
+
+Experiment.register("centralize-routing", RoutingHelperExp)
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