import logging
import os
import pkgutil
+import sys
import weakref
reschedule_delay = "1s"
try:
# Notice: Repeated calls to load_module will act as a reload of teh module
- module = loader.load_module(modname)
+ if modname in sys.modules:
+ module = sys.modules.get(modname)
+ else:
+ module = loader.load_module(modname)
for attrname in dir(module):
if attrname.startswith("_"):
if issubclass(attr, ResourceManager):
types.append(attr)
+
+ if not modname in sys.modules:
+ sys.modules[modname] = module
+
except:
import traceback
import logging
--- /dev/null
+#
+# 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>
+
+from nepi.execution.attribute import Attribute, Flags, Types
+from nepi.execution.resource import ResourceManager, clsinit_copy, ResourceState, \
+ reschedule_delay
+from nepi.resources.linux.ccn.ccnpingserver import LinuxCCNPingServer
+from nepi.util.timefuncs import tnow, tdiffsec
+
+import os
+
+@clsinit_copy
+class LinuxCCNPing(LinuxCCNPingServer):
+ _rtype = "LinuxCCNPing"
+
+ @classmethod
+ def _register_attributes(cls):
+ interval = Attribute("i",
+ "Set ping interval in seconds (minimum 0.10 second) ",
+ type = Types.Integer,
+ flags = Flags.ExecReadOnly)
+
+ count = Attribute("c",
+ "Total number of pings",
+ type = Types.Integer,
+ flags = Flags.ExecReadOnly)
+
+ number = Attribute("n",
+ "Set the starting number, the number is incremented by 1 after each Interest ",
+ type = Types.Integer,
+ flags = Flags.ExecReadOnly)
+
+ prefix = Attribute("prefix",
+ "Prefix to serve content (e.g. ccnx:/name/prefix)",
+ flags = Flags.ExecReadOnly)
+
+ cls._register_attribute(interval)
+ cls._register_attribute(count)
+ cls._register_attribute(number)
+ cls._register_attribute(prefix)
+
+ def __init__(self, ec, guid):
+ super(LinuxCCNPing, self).__init__(ec, guid)
+ self._home = "ccnping-%s" % self.guid
+
+ @property
+ def ccnpingserver(self):
+ ccnpingserver = self.get_connected(LinuxCCNPingServer.rtype())
+ if ccnpingserver: return ccnpingserver[0]
+ return None
+
+ def start(self):
+ if not self.ccnpingserver or \
+ self.ccnpingserver.state < ResourceState.STARTED:
+ self.debug("---- RESCHEDULING START---- ccnpingserver state %s " % \
+ self.ccnpingserver.state )
+ self.ec.schedule(reschedule_delay, self.start)
+ else:
+ super(LinuxCCNPing, self).start()
+
+ @property
+ def _start_command(self):
+ args = []
+ args.append("ccnping")
+ args.append(self.get("prefix"))
+ if self.get("c"):
+ args.append("-c %d" % self.get("c"))
+ if self.get("n"):
+ args.append("-n %d" % self.get("n"))
+ if self.get("i"):
+ args.append("-i %d" % self.get("i"))
+
+ command = " ".join(args)
+
+ return command
+
+ def valid_connection(self, guid):
+ # TODO: Validate!
+ return True
+
--- /dev/null
+#
+# 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>
+
+from nepi.execution.attribute import Attribute, Flags, Types
+from nepi.execution.resource import ResourceManager, clsinit_copy, ResourceState, \
+ reschedule_delay
+from nepi.resources.linux.ccn.ccnapplication import LinuxCCNApplication
+from nepi.util.timefuncs import tnow, tdiffsec
+
+import os
+
+@clsinit_copy
+class LinuxCCNPingServer(LinuxCCNApplication):
+ _rtype = "LinuxCCNPingServer"
+
+ @classmethod
+ def _register_attributes(cls):
+ daemon = Attribute("d",
+ "Run ccnping server as a daemon in background",
+ type = Types.Bool,
+ default = False,
+ flags = Flags.ExecReadOnly)
+
+ freshness = Attribute("x",
+ "Set FreshnessSeconds",
+ type = Types.Integer,
+ flags = Flags.ExecReadOnly)
+
+ prefix = Attribute("prefix",
+ "Prefix to serve content (e.g. ccnx:/name/prefix)",
+ flags = Flags.ExecReadOnly)
+
+ cls._register_attribute(daemon)
+ cls._register_attribute(freshness)
+ cls._register_attribute(prefix)
+
+ def __init__(self, ec, guid):
+ super(LinuxCCNPingServer, self).__init__(ec, guid)
+ self._home = "ccnping-serv-%s" % self.guid
+
+ def deploy(self):
+ if not self.get("command"):
+ self.set("command", self._start_command)
+
+ if not self.get("env"):
+ self.set("env", self._environment)
+
+ if not self.get("depends"):
+ self.set("depends", self._dependencies)
+
+ if not self.get("build"):
+ self.set("build", self._build)
+
+ if not self.get("install"):
+ self.set("install", self._install)
+
+ super(LinuxCCNPingServer, self).deploy()
+
+ @property
+ def _start_command(self):
+ args = []
+ args.append("ccnpingserver")
+ args.append(self.get("prefix"))
+ if self.get("d") == True:
+ args.append("-d")
+ if self.get("x"):
+ args.append("-x %d" % self.get("x"))
+
+ command = " ".join(args)
+
+ return command
+
+ @property
+ def _dependencies(self):
+ return "git"
+
+ @property
+ def _build(self):
+ return (
+ # Evaluate if ccnx binaries are already installed
+ " ( "
+ " test -f ${BIN}/ccnping && "
+ " echo 'binaries found, nothing to do' "
+ " ) || ( "
+ # If not, untar and build
+ " ( "
+ " git clone git://github.com/NDN-Routing/ccnping ${SRC}/ccnping "
+ " ) && "
+ # build
+ "cd ${SRC}/ccnping && "
+ " ( "
+ " ./configure LDFLAGS=-L${SRC}/ccnx-0.7.2/lib CFLAGS=-I${SRC}/ccnx-0.7.2/include "
+ " --prefix=${BIN}/ccnping && make "
+ " ) "
+ " )")
+
+ @property
+ def _install(self):
+ return (
+ # Evaluate if ccnx binaries are already installed
+ " ( "
+ " test -f ${BIN}/ccnping && "
+ " echo 'binaries found, nothing to do' "
+ " ) || ( "
+ # If not, install
+ " mkdir -p ${BIN}/ccnping && "
+ " mv ${SRC}/ccnping/ccnping ${BIN}/ccnping/ && "
+ " mv ${SRC}/ccnping/ccnpingserver ${BIN}/ccnping/ "
+ " )"
+ )
+
+ @property
+ def _environment(self):
+ return "%s:%s" % (self.ccnd.path, "${BIN}/ccnping")
+
+ def valid_connection(self, guid):
+ # TODO: Validate!
+ return True
+
--- /dev/null
+#!/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>
+
+from nepi.execution.ec import ExperimentController
+from test_utils import skipIfAnyNotAlive
+
+import os
+import time
+import tempfile
+import unittest
+
+class LinuxCCNPingTestCase(unittest.TestCase):
+ def setUp(self):
+ self.fedora_host = "nepi2.pl.sophia.inria.fr"
+ self.fedora_user = "inria_nepi"
+
+ self.ubuntu_host = "roseval.pl.sophia.inria.fr"
+ self.ubuntu_user = "alina"
+
+ self.target = "nepi5.pl.sophia.inria.fr"
+
+ @skipIfAnyNotAlive
+ def t_count(self, user1, host1, user2, host2):
+
+ ec = ExperimentController(exp_id = "test-ccn-ping-count")
+
+ node1 = ec.register_resource("LinuxNode")
+ ec.set(node1, "hostname", host1)
+ ec.set(node1, "username", user1)
+ ec.set(node1, "cleanHome", True)
+ ec.set(node1, "cleanProcesses", True)
+
+ ccnd1 = ec.register_resource("LinuxCCND")
+ ec.register_connection(ccnd1, node1)
+
+ entry1 = ec.register_resource("LinuxFIBEntry")
+ ec.set(entry1, "host", host2)
+ ec.register_connection(entry1, ccnd1)
+
+ server = ec.register_resource("LinuxCCNPingServer")
+ ec.set(server, "prefix", "ccnx:/test")
+ ec.register_connection(server, ccnd1)
+
+ node2 = ec.register_resource("LinuxNode")
+ ec.set(node2, "hostname", host2)
+ ec.set(node2, "username", user2)
+ ec.set(node2, "cleanHome", True)
+ ec.set(node2, "cleanProcesses", True)
+
+ ccnd2 = ec.register_resource("LinuxCCND")
+ ec.register_connection(ccnd2, node2)
+
+ entry2 = ec.register_resource("LinuxFIBEntry")
+ ec.set(entry2, "host", host1)
+ ec.register_connection(entry2, ccnd2)
+
+ client = ec.register_resource("LinuxCCNPing")
+ ec.set(client, "c", 15)
+ ec.set(client, "prefix", "ccnx:/test")
+ ec.register_connection(client, ccnd2)
+ ec.register_connection(client, server)
+
+ ec.deploy()
+
+ ec.wait_finished(client)
+
+ stdout = ec.trace(client, "stdout")
+ expected = "15 Interests transmitted"
+ self.assertTrue(stdout.find(expected) > -1)
+
+ ec.shutdown()
+
+ def test_count_fedora(self):
+ self.t_count(self.fedora_user, self.fedora_host, self.fedora_user,
+ self.target)
+
+ def test_count_ubuntu(self):
+ self.t_count(self.ubuntu_user, self.ubuntu_host, self.fedora_user,
+ self.target)
+
+if __name__ == '__main__':
+ unittest.main()
+
@skipIfAnyNotAlive
def t_rtt(self, user1, host1, user2, host2):
- ec = ExperimentController(exp_id = "test-usptest-rtt")
+ ec = ExperimentController(exp_id = "test-udptest-rtt")
node1 = ec.register_resource("LinuxNode")
ec.set(node1, "hostname", host1)
self.t_rtt(self.fedora_user, self.fedora_host, self.fedora_user,
self.target)
- def ztest_rtt_ubuntu(self):
+ def test_rtt_ubuntu(self):
self.t_rtt(self.ubuntu_user, self.ubuntu_host, self.fedora_user,
self.target)
git://git.onelab.eu / nepi.git / commitdiff