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Make daemon startup less repetetive

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This commit is contained in:
Wojciech Kozlowski 2019-04-06 23:10:02 +02:00
parent 18f30048d7
commit dc8764f8b6
1 changed files with 16 additions and 15 deletions
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31
route-0.py
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@ -29,10 +29,16 @@ def run(topo, scenario):
"""Start a network scenario. """Start a network scenario.
""" """
daemons = [
"zebra",
"staticd",
"isisd",
]
os.system("rm -f /tmp/R*.log /tmp/R*.pid /tmp/R*.out") os.system("rm -f /tmp/R*.log /tmp/R*.pid /tmp/R*.out")
os.system("rm -f /tmp/h*.log /tmp/h*.pid /tmp/h*.out") os.system("rm -f /tmp/h*.log /tmp/h*.pid /tmp/h*.out")
os.system("mn -c >/dev/null 2>&1") os.system("mn -c >/dev/null 2>&1")
os.system("killall -9 zebra staticd isisd > /dev/null 2>&1") os.system("killall -9 {} > /dev/null 2>&1".format(' '.join(daemons)))
net = Mininet(topo=topo, switch=Router) net = Mininet(topo=topo, switch=Router)
net.start() net.start()
@ -41,30 +47,25 @@ def run(topo, scenario):
# WARNING: FRR can get confused unless all daemons on each node are started # WARNING: FRR can get confused unless all daemons on each node are started
# together. # together.
for node in net.switches: for node in net.switches:
if node in scenario.routers: for daemon in daemons:
if node in getattr(scenario, daemon):
start_deamon(node,
daemon,
getattr(scenario,
"{}_conf".format(daemon)))
if node.name.startswith('R'):
# Enable IP forwarding # Enable IP forwarding
node.cmd("sysctl -w net.ipv4.ip_forward=1") node.cmd("sysctl -w net.ipv4.ip_forward=1")
node.waitOutput() node.waitOutput()
if node in scenario.zebra:
# Start Zebra (routing table daemon)
start_deamon(node, "zebra", scenario.zebra_conf)
# Delete spare loopback address for convenience # Delete spare loopback address for convenience
node.cmd("ip addr del 127.0.0.1/8 dev lo") node.cmd("ip addr del 127.0.0.1/8 dev lo")
node.waitOutput() node.waitOutput()
if node in scenario.staticd:
# Start static route daemon
start_deamon(node, "staticd", scenario.staticd_conf)
if node in scenario.isisd:
# Start IS-IS daemon
start_deamon(node, "isisd", scenario.isisd_conf)
CLI(net) CLI(net)
net.stop() net.stop()
os.system("killall -9 zebra staticd isisd") os.system("killall -9 {}".format(' '.join(daemons)))
if __name__ == "__main__": if __name__ == "__main__":