#!/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 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 __future__ import print_function

from nepi.execution.ec import ExperimentController 

def add_ns3_node(ec, simu):
    node = ec.register_resource("ns3::Node")
    ec.register_connection(node, simu)

    ipv4 = ec.register_resource("ns3::Ipv4L3Protocol")
    ec.register_connection(node, ipv4)

    arp = ec.register_resource("ns3::ArpL3Protocol")
    ec.register_connection(node, arp)
    
    icmp = ec.register_resource("ns3::Icmpv4L4Protocol")
    ec.register_connection(node, icmp)

    udp = ec.register_resource("ns3::UdpL4Protocol")
    ec.register_connection(node, udp)

    tcp = ec.register_resource("ns3::TcpL4Protocol")
    ec.register_connection(node, tcp)

    return node

ec = ExperimentController(exp_id = "dce-local-ccnpeek")

node = ec.register_resource("linux::Node")
ec.set(node, "hostname", "localhost")
ec.set(node, "cleanProcesses", True)

simu = ec.register_resource("linux::ns3::Simulation")
ec.register_connection(simu, node)

nsnode = add_ns3_node(ec, simu)

### create applications
ccnd = ec.register_resource("linux::ns3::dce::CCND")
ec.set (ccnd, "stackSize", 1<<20)
ec.set (ccnd, "StartTime", "1s")
ec.register_connection(ccnd, nsnode)

ccnpoke = ec.register_resource("linux::ns3::dce::CCNPoke")
ec.set (ccnpoke, "contentName", "ccnx:/chunk0")
ec.set (ccnpoke, "content", "DATA")
ec.set (ccnpoke, "stackSize", 1<<20)
ec.set (ccnpoke, "StartTime", "2s")
ec.register_connection(ccnpoke, nsnode)

ccnpeek = ec.register_resource("linux::ns3::dce::CCNPeek")
ec.set (ccnpeek, "contentName", "ccnx:/chunk0")
ec.set (ccnpeek, "stackSize", 1<<20)
ec.set (ccnpeek, "StartTime", "4s")
ec.set (ccnpeek, "StopTime", "20s")
ec.register_connection(ccnpeek, nsnode)

ec.deploy()

ec.wait_finished([ccnpeek])

stdout = ec.trace(ccnpeek, "stdout")

ec.shutdown()

print("PEEK received", stdout)