2 # NEPI, a framework to manage network experiments
3 # Copyright (C) 2013 INRIA
5 # This program is free software: you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License version 2 as
7 # published by the Free Software Foundation;
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program. If not, see <http://www.gnu.org/licenses/>.
17 # Author: Alina Quereilhac <alina.quereilhac@inria.fr>
19 from nepi.execution.attribute import Attribute, Flags, Types
20 from nepi.execution.resource import clsinit_copy, ResourceState
21 from nepi.resources.linux.ccn.ccnapplication import LinuxCCNApplication
26 class LinuxCCNCat(LinuxCCNApplication):
27 _rtype = "linux::CCNCat"
30 def _register_attributes(cls):
31 content_name = Attribute("contentName",
32 "Content name for the content to peek",
35 pipeline = Attribute("pipeline",
39 cls._register_attribute(content_name)
40 cls._register_attribute(pipeline)
42 def __init__(self, ec, guid):
43 super(LinuxCCNCat, self).__init__(ec, guid)
44 self._home = "ccncat-%s" % self.guid
47 if not self.ccnd or self.ccnd.state < ResourceState.READY:
48 self.debug("---- RESCHEDULING DEPLOY ---- node state %s " % self.node.state )
49 self.ec.schedule(self.reschedule_delay, self.deploy)
51 command = self.get("command")
53 command = "ccncat %s" % self.get("contentName")
54 if self.get("pipeline"):
55 command += " -p %s " % self.get("pipeline")
57 self.set("command", command)
59 self.info("Deploying command '%s' " % command)
61 if not self.get("env"):
62 self.set("env", self._environment)
69 def valid_connection(self, guid):