69 lines
2.3 KiB
Python
69 lines
2.3 KiB
Python
"""
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This is a standalone script to run a small EMANE scenario and will not interact
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with the GUI. You also must have installed OSPF MDR as noted in the documentation
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installation page.
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"""
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import logging
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import time
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from core.emane.ieee80211abg import EmaneIeee80211abgModel
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from core.emane.nodes import EmaneNet
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from core.emulator.coreemu import CoreEmu
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from core.emulator.emudata import IpPrefixes, NodeOptions
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from core.emulator.enumerations import EventTypes
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from core.nodes.base import CoreNode
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NODES = 2
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EMANE_DELAY = 10
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def main():
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# ip generator for example
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prefixes = IpPrefixes(ip4_prefix="10.83.0.0/16")
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# create emulator instance for creating sessions and utility methods
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coreemu = CoreEmu()
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session = coreemu.create_session()
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# must be in configuration state for nodes to start, when using "node_add" below
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session.set_state(EventTypes.CONFIGURATION_STATE)
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# create emane network node, emane determines connectivity based on
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# location, so the session and nodes must be configured to provide one
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session.set_location(47.57917, -122.13232, 2.00000, 1.0)
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options = NodeOptions()
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options.set_position(80, 50)
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emane_network = session.add_node(EmaneNet, options=options, _id=100)
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session.emane.set_model(emane_network, EmaneIeee80211abgModel)
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# create nodes
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options = NodeOptions(model="mdr")
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for i in range(NODES):
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node = session.add_node(CoreNode, options=options)
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node.setposition(x=150 * (i + 1), y=150)
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interface = prefixes.create_interface(node)
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session.add_link(node.id, emane_network.id, interface1_data=interface)
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# instantiate session
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session.instantiate()
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# OSPF MDR requires some time for routes to be created
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logging.info("waiting %s seconds for OSPF MDR to create routes", EMANE_DELAY)
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time.sleep(EMANE_DELAY)
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# get nodes to run example
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first_node = session.get_node(1, CoreNode)
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last_node = session.get_node(NODES, CoreNode)
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address = prefixes.ip4_address(first_node)
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logging.info("node %s pinging %s", last_node.name, address)
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output = last_node.cmd(f"ping -c 3 {address}")
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logging.info(output)
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# shutdown session
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coreemu.shutdown()
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if __name__ == "__main__" or __name__ == "__builtin__":
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logging.basicConfig(level=logging.INFO)
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main()
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