def do_ifconfigs( self, _line ):
display.section("Showing Interface Configuration")
sh = 'ifconfig -a'
display.subsection('Hosts')
for h in self.mn.hosts:
h.cmdPrint( sh )
display.subsection('Controller')
self.doPrint( sh )
def do_netstats( self, _line ):
display.section("Routing Tables")
sh = 'netstat -rn'
display.subsection('Hosts')
for h in self.mn.hosts:
h.cmdPrint( sh )
display.subsection('Controller')
self.doPrint( sh )
def do_stats(self, _):
display.section("OpenFlow: Sent/Received Packets")
display.message(
'Packets passing through a switch on the way host with IP address = "nw_dst"'
)
for s in self.mn.switches:
display.subsection('%s - Traffic' % s.name)
self.doPrint(
'sudo ovs-ofctl dump-flows %s | grep -e "n_packets=[1-9]*.*n_bytes=[1-9]*.*nw_dst=10.10.[1-9].[1-9]" -To'
% (s.name))
def do_info( self, line ):
locals = self.getLocals()
_nodes = line.split()
display.section("All functions")
if not (_nodes):
_nodes = self.mn.keys()
for n in _nodes:
if not (locals.__contains__(n)):
break
obj = locals[n]
display.subsection('%s (%s)' % (n, obj.IP()))
print(dir(obj))
def do_paths( self, line ):
# Algorithm input
switches = self.mn.topo.switches()
weights = [ ( 's'+str(i[0]), 's'+str(i[1]), i[2] )
for i in self.mn.topo._slinks ]
# Least cost paths to every node
display.section("Least-cost paths to other nodes")
display.message('From -> To\tCost\t\tFull Shortest Path')
for start in switches:
display.subsection('%s' % start)
for end in switches:
if (start == end):
continue
route = get_routing_decision( start, weights, end )
cost = get_route_cost( [route] )
display.message('%s -> %s\t%s\t\t%s' % (start, end, cost, route))
def do_ips( self, _ ):
display.section("IP Addresses")
locals = self.getLocals()
def showIP( *keys ):
for key in keys:
display.message('%s\t%s' % ( key.name, key.IP() ))
def showAll( *keys ):
for key in keys:
display.message('%s\t%s\t%s' % ( key.name, key.IP(), key.MAC() ))
# For each node
display.subsection('Controllers')
for c in self.mn.controllers:
showIP( locals[c.name] )
display.subsection('Switches')
for s in self.mn.switches:
showIP( locals[s.name] )
display.subsection('Hosts')
for h in self.mn.hosts:
showAll( locals[h.name] )