Add startup experiments for NLSR and current testbed topology
refs: #4785
Change-Id: I957b8c229ed0696b2f3fca9445f9f27274b0e197
diff --git a/ndn/experiments/nlsr/__init__.py b/ndn/experiments/nlsr/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/ndn/experiments/nlsr/__init__.py
diff --git a/ndn/experiments/nlsr/advertise-delayed-start.py b/ndn/experiments/nlsr/advertise-delayed-start.py
new file mode 100644
index 0000000..cbd8ac8
--- /dev/null
+++ b/ndn/experiments/nlsr/advertise-delayed-start.py
@@ -0,0 +1,73 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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.nlsr import Nlsr, NlsrConfigGenerator
+
+from mininet.log import info
+
+import time, sys
+
+class AdvertiseDelayedStartExperiment(Experiment):
+ '''Tests Name LSA data segmentation'''
+
+ def __init__(self, args):
+ Experiment.__init__(self, args)
+
+ def setup(self):
+ pass
+
+ def run(self):
+ pass
+
+ def startNlsr(self, checkConvergence = True):
+ # NLSR Security
+ if self.options.nlsrSecurity is True:
+ Nlsr.createKeysAndCertificates(self.net, self.options.workDir)
+
+ host1 = self.net.hosts[0]
+ host1.nlsr = Nlsr(host1, self.options)
+ host1.nlsr.start()
+
+ expectedTotalCount = 500
+ for i in range(0, expectedTotalCount):
+ host1.cmd("nlsrc advertise /long/name/to/exceed/max/packet/size/host1/{}".format(i))
+
+ time.sleep(60)
+
+ host2 = self.net.hosts[1]
+ host2.nlsr = Nlsr(host2, self.options)
+ host2.nlsr.start()
+
+ time.sleep(60)
+
+ advertiseCount = int(host2.cmd("nfdc fib | grep host1 | wc -l"))
+ info(advertiseCount)
+ if advertiseCount == expectedTotalCount:
+ info('\nSuccessfully advertised {} prefixes\n'.format(expectedTotalCount))
+ else:
+ info('\nAdvertising {} prefixes failed. Exiting...\n'.format(expectedTotalCount))
+ self.net.stop()
+ sys.exit(1)
+
+Experiment.register("advertise-delayed-start", AdvertiseDelayedStartExperiment)
diff --git a/ndn/experiments/nlsr/delayed-start.py b/ndn/experiments/nlsr/delayed-start.py
new file mode 100644
index 0000000..e995c50
--- /dev/null
+++ b/ndn/experiments/nlsr/delayed-start.py
@@ -0,0 +1,66 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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.nlsr import Nlsr, NlsrConfigGenerator
+
+from mininet.log import info
+
+import time
+
+class NlsrDelayedStartExperiment(Experiment):
+
+ def __init__(self, args):
+ Experiment.__init__(self, args)
+
+ def setup(self):
+ pass
+
+ def run(self):
+ pass
+
+ def startNlsr(self, checkConvergence = True):
+ # NLSR Security
+ if self.options.nlsrSecurity is True:
+ Nlsr.createKeysAndCertificates(self.net, self.options.workDir)
+
+ i = 1
+ # NLSR initialization
+ info('Starting NLSR on nodes\n')
+ for host in self.net.hosts:
+ host.nlsr = Nlsr(host, self.options)
+ host.nlsr.start()
+
+ # Wait 1/2 minute between starting NLSRs
+ # Wait 1 hour before starting last NLSR
+ if i == len(self.net.hosts) - 1:
+ info('Sleeping 1 hour before starting last NLSR')
+ time.sleep(3600)
+ else:
+ time.sleep(30)
+ i += 1
+
+ if checkConvergence:
+ self.checkConvergence()
+
+Experiment.register("nlsr-delayed-start", NlsrDelayedStartExperiment)
diff --git a/ndn/experiments/nlsr/failure_experiment.py b/ndn/experiments/nlsr/failure_experiment.py
new file mode 100644
index 0000000..783bac4
--- /dev/null
+++ b/ndn/experiments/nlsr/failure_experiment.py
@@ -0,0 +1,65 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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_ping_client import NDNPingClient
+
+import time
+
+class FailureExperiment(Experiment):
+
+ def __init__(self, args):
+ args["options"].nPings = 300
+ Experiment.__init__(self, args)
+
+ self.PING_COLLECTION_TIME_BEFORE_FAILURE = 60
+ self.PING_COLLECTION_TIME_AFTER_RECOVERY = 120
+
+ def run(self):
+ self.startPctPings()
+
+ # After the pings are scheduled, collect pings for 1 minute
+ time.sleep(self.PING_COLLECTION_TIME_BEFORE_FAILURE)
+
+ # Bring down CSU
+ for host in self.net.hosts:
+ if host.name == "csu":
+ self.failNode(host)
+ break
+
+ # CSU is down for 2 minutes
+ time.sleep(120)
+
+ # Bring CSU back up
+ for host in self.net.hosts:
+ if host.name == "csu":
+ self.recoverNode(host)
+
+ for other in self.net.hosts:
+ if host.name != other.name:
+ NDNPingClient.ping(host, other, self.PING_COLLECTION_TIME_AFTER_RECOVERY)
+
+ # Collect pings for more seconds after CSU is up
+ time.sleep(self.PING_COLLECTION_TIME_AFTER_RECOVERY)
+
+Experiment.register("failure", FailureExperiment)
diff --git a/ndn/experiments/nlsr/mcn_failure_experiment.py b/ndn/experiments/nlsr/mcn_failure_experiment.py
new file mode 100644
index 0000000..cd448cc
--- /dev/null
+++ b/ndn/experiments/nlsr/mcn_failure_experiment.py
@@ -0,0 +1,79 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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_ping_client import NDNPingClient
+
+import time
+
+class MCNFailureExperiment(Experiment):
+
+ def __init__(self, args):
+ Experiment.__init__(self, args)
+
+ self.PING_COLLECTION_TIME_BEFORE_FAILURE = 60
+ self.PING_COLLECTION_TIME_AFTER_RECOVERY = 120
+
+ def getMostConnectedNode(self):
+ mcn = max(self.net.hosts, key=lambda host: len(host.intfNames()))
+ print "The most connected node is: {}".format(mcn.name)
+ return mcn
+
+ def setup(self):
+ if self.options.nPings != 0:
+ Experiment.setup(self)
+
+ def run(self):
+ mostConnectedNode = self.getMostConnectedNode()
+
+ if self.options.nPings != 0:
+ self.startPctPings()
+
+ # After the pings are scheduled, collect pings for 1 minute
+ time.sleep(self.PING_COLLECTION_TIME_BEFORE_FAILURE)
+
+ # Bring down MCN
+ self.failNode(mostConnectedNode)
+
+ # MCN is down for 2 minutes
+ time.sleep(int(self.options.arguments.waitTime))
+
+ # Bring MCN back up
+ self.recoverNode(mostConnectedNode)
+
+ # Restart pings
+ if self.options.nPings != 0:
+ for nodeToPing in self.pingedDict[mostConnectedNode]:
+ NDNPingClient.ping(mostConnectedNode, nodeToPing, self.PING_COLLECTION_TIME_AFTER_RECOVERY)
+
+ # Collect pings for more seconds after MCN is up
+ time.sleep(self.PING_COLLECTION_TIME_AFTER_RECOVERY)
+ else:
+ self.checkConvergence()
+
+ @staticmethod
+ def parseArguments(parser):
+ parser.add_argument("--wait-time", dest="waitTime", default="120",
+ help="[Experiment] Generic wait time for experiment use")
+
+Experiment.register("mcn-failure", MCNFailureExperiment)
diff --git a/ndn/experiments/nlsr/multiple_failure_experiment.py b/ndn/experiments/nlsr/multiple_failure_experiment.py
new file mode 100644
index 0000000..efbba60
--- /dev/null
+++ b/ndn/experiments/nlsr/multiple_failure_experiment.py
@@ -0,0 +1,80 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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_ping_client import NDNPingClient
+
+import time
+
+class MultipleFailureExperiment(Experiment):
+
+ def __init__(self, args):
+
+ self.PING_COLLECTION_TIME_BEFORE_FAILURE = 60
+
+ self.FAILURE_INTERVAL = 60
+ self.RECOVERY_INTERVAL = 60
+
+ # This is the number of pings required to make it through the full experiment
+ nInitialPings = (self.PING_COLLECTION_TIME_BEFORE_FAILURE +
+ len(args["net"].hosts) * (self.FAILURE_INTERVAL + self.RECOVERY_INTERVAL))
+ print("Scheduling with {} initial pings".format(nInitialPings))
+
+ Experiment.__init__(self, args)
+ self.options.nPings = nInitialPings
+
+ def run(self):
+ self.startPctPings()
+
+ # After the pings are scheduled, collect pings for 1 minute
+ time.sleep(self.PING_COLLECTION_TIME_BEFORE_FAILURE)
+
+ nNodesRemainingToFail = len(self.net.hosts)
+
+ # Fail and recover each node
+ for host in self.net.hosts:
+ # Fail the node
+ self.failNode(host)
+
+ # Stay in failure state for FAILURE_INTERVAL seconds
+ time.sleep(self.FAILURE_INTERVAL)
+
+ # Bring the node back up
+ start_time = time.time()
+ self.recoverNode(host)
+ recovery_time = int(time.time() - start_time)
+
+ # Number of pings required to reach the end of the test
+ nNodesRemainingToFail -= 1
+ nPings = ((self.RECOVERY_INTERVAL - recovery_time) +
+ nNodesRemainingToFail*(self.FAILURE_INTERVAL + self.RECOVERY_INTERVAL))
+
+ print("Scheduling with {} remaining pings".format(nPings))
+
+ # Restart pings
+ for nodeToPing in self.pingedDict[host]:
+ NDNPingClient.ping(host, nodeToPing, nPings)
+
+ time.sleep(self.RECOVERY_INTERVAL - recovery_time)
+
+Experiment.register("multiple-failure", MultipleFailureExperiment)
diff --git a/ndn/experiments/nlsr/pingall_experiment.py b/ndn/experiments/nlsr/pingall_experiment.py
new file mode 100644
index 0000000..56a70bd
--- /dev/null
+++ b/ndn/experiments/nlsr/pingall_experiment.py
@@ -0,0 +1,49 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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
+
+import time
+
+class PingallExperiment(Experiment):
+
+ def __init__(self, args):
+
+ Experiment.__init__(self, args)
+ self.COLLECTION_PERIOD_BUFFER = 10
+ print "Using {} traffic".format(self.options.pctTraffic)
+
+ def setup(self):
+ if self.options.nPings != 0:
+ Experiment.setup(self)
+
+ def run(self):
+ if self.options.nPings == 0:
+ return
+
+ self.startPctPings()
+
+ # For pingall experiment sleep for the number of pings + some offset
+ time.sleep(self.options.nPings + self.COLLECTION_PERIOD_BUFFER)
+
+Experiment.register("pingall", PingallExperiment)
diff --git a/ndn/experiments/nlsr/prefix_propogation.py b/ndn/experiments/nlsr/prefix_propogation.py
new file mode 100644
index 0000000..ae8301a
--- /dev/null
+++ b/ndn/experiments/nlsr/prefix_propogation.py
@@ -0,0 +1,66 @@
+# -*- Mode:python; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
+#
+# Copyright (C) 2015-2018, 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/>.
+
+import sys
+import time
+from ndn.experiments.experiment import Experiment
+
+class PrefixPropogationExperiment(Experiment):
+
+ def __init__(self, args):
+ Experiment.__init__(self, args)
+
+ def setup(self):
+ self.checkConvergence()
+
+ def run(self):
+ firstNode = self.net.hosts[0]
+
+ if self.options.nlsrSecurity:
+ firstNode.cmd("ndnsec-set-default /ndn/{}-site/%C1.Operator/op".format(firstNode.name))
+
+ print("Testing advertise")
+ firstNode.cmd("nlsrc advertise /testPrefix")
+ time.sleep(30)
+
+ for host in self.net.hosts:
+ if host.name != firstNode.name:
+ if (int(host.cmd("nfdc fib | grep testPrefix | wc -l")) != 1 or
+ int(host.cmd("nlsrc status | grep testPrefix | wc -l")) != 1):
+ print("Advertise test failed")
+ self.net.stop()
+ sys.exit(1)
+
+ print("Testing withdraw")
+ firstNode.cmd("nlsrc withdraw /testPrefix")
+ time.sleep(30)
+
+ for host in self.net.hosts:
+ if host.name != firstNode.name:
+ if (int(host.cmd("nfdc fib | grep testPrefix | wc -l")) != 0 or
+ int(host.cmd("nlsrc status | grep testPrefix | wc -l")) != 0):
+ print("Withdraw test failed")
+ self.net.stop()
+ sys.exit(1)
+
+Experiment.register("prefix-propogation", PrefixPropogationExperiment)