Source code for nepi.resources.linux.ccn.ccnapplication
#
# 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 version 2 as
# published by the Free Software Foundation;
#
# 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.resource import clsinit_copy, ResourceState
from nepi.resources.linux.application import LinuxApplication
from nepi.resources.linux.ccn.ccnd import LinuxCCND
import os
@clsinit_copy
[docs]class LinuxCCNApplication(LinuxApplication):
_rtype = "linux::CCNApplication"
def __init__(self, ec, guid):
super(LinuxCCNApplication, self).__init__(ec, guid)
self._home = "ccnapp-%s" % self.guid
@property
[docs] def ccnd(self):
ccnd = self.get_connected(LinuxCCND.get_rtype())
if ccnd: return ccnd[0]
return None
@property
[docs] def node(self):
if self.ccnd: return self.ccnd.node
return None
[docs] def do_deploy(self):
if not self.ccnd or self.ccnd.state < ResourceState.READY:
self.debug("---- RESCHEDULING DEPLOY ---- node state %s " % self.node.state )
self.ec.schedule(self.reschedule_delay, self.deploy)
else:
command = self.get("command") or ""
self.info("Deploying command '%s' " % command)
if not self.get("env"):
self.set("env", self._environment)
self.do_discover()
self.do_provision()
self.set_ready()
@property
def _environment(self):
return self.ccnd.path
[docs] def valid_connection(self, guid):
# TODO: Validate!
return True