2019-07-01 23:42:25 +00:00
|
|
|
#!/usr/bin/env python3
|
|
|
|
# -*- encoding: utf-8 -*-
|
|
|
|
|
|
|
|
import json
|
|
|
|
from pathlib import Path
|
|
|
|
from counteriter import CounterIterator
|
|
|
|
from toporender import main as renderer
|
|
|
|
|
|
|
|
SPEED = 1
|
|
|
|
PODS = 4
|
|
|
|
HPS = 1
|
|
|
|
|
|
|
|
hosts_iter = CounterIterator()
|
|
|
|
switch_iter = CounterIterator()
|
|
|
|
|
|
|
|
|
|
|
|
def reset_iters():
|
|
|
|
global hosts_iter
|
|
|
|
global switch_iter
|
|
|
|
hosts_iter = CounterIterator()
|
|
|
|
switch_iter = CounterIterator()
|
|
|
|
|
|
|
|
|
|
|
|
def sew_rows(r1, r2, bw=None):
|
|
|
|
return [(i, j, bw) for i in r1 for j in r2]
|
|
|
|
|
|
|
|
|
|
|
|
def create_edge_layer(root):
|
|
|
|
this_hosts = []
|
|
|
|
this_switches = []
|
|
|
|
this_links = []
|
|
|
|
for _ in range(HPS):
|
|
|
|
h = f'h{next(hosts_iter)}'
|
|
|
|
this_hosts.append(h)
|
|
|
|
this_links.append((root, h, SPEED))
|
|
|
|
return this_hosts, this_switches, this_links
|
|
|
|
|
|
|
|
|
|
|
|
def create_pod():
|
|
|
|
this_hosts = []
|
|
|
|
this_switches = []
|
|
|
|
this_links = []
|
|
|
|
sw = f's{next(switch_iter)}'
|
|
|
|
hosts = [f's{next(switch_iter)}' for _ in range(PODS)]
|
|
|
|
for leaf in hosts:
|
|
|
|
h, s, l = create_edge_layer(leaf)
|
|
|
|
this_hosts += h
|
|
|
|
this_switches += s
|
|
|
|
this_links += l
|
|
|
|
this_switches += [sw]
|
|
|
|
this_switches += hosts
|
|
|
|
this_links += sew_rows([sw], hosts, SPEED)
|
|
|
|
return this_hosts, this_switches, this_links
|
|
|
|
|
|
|
|
|
|
|
|
def create_topo():
|
|
|
|
this_hosts = []
|
|
|
|
this_switches = []
|
|
|
|
this_links = []
|
|
|
|
spines = [f's{next(switch_iter)}' for _ in range(PODS)]
|
|
|
|
stategic = []
|
|
|
|
for i in range(PODS):
|
|
|
|
h, s, l = create_pod()
|
|
|
|
this_hosts += h
|
|
|
|
this_switches += s
|
|
|
|
this_links += l
|
2019-07-07 14:48:16 +00:00
|
|
|
stategic.append(s[-PODS:])
|
|
|
|
this_links += [(i[0], i[1], SPEED) for l in stategic for i in zip(spines, l)]
|
2019-07-01 23:42:25 +00:00
|
|
|
this_switches += spines
|
|
|
|
return this_hosts, this_switches, this_links
|
|
|
|
|
|
|
|
|
|
|
|
def main(fn: str = 'bcubeswitched'):
|
|
|
|
reset_iters()
|
|
|
|
topo = create_topo()
|
|
|
|
reset_iters()
|
|
|
|
Path(f'{fn}.json').write_text(json.dumps(topo))
|
|
|
|
renderer(fn)
|
|
|
|
|
|
|
|
|
|
|
|
if __name__ == '__main__':
|
|
|
|
main()
|