premiere-libtorrent/tools/parse_lookup_log.py

119 lines
2.7 KiB
Python

# this is meant to parse the dht_lookups.log generated by parse_dht_log.py
import os
nodes = {}
def get_origin(n):
if n in nodes:
return list(nodes[n]['conns'])
else:
return ['0.0.0.0']
def calculate_pos(nid, dist):
nid = int(nid[0:7], 16)
x = 0
y = 0
for i in range(0, 28, 2):
x |= (nid & (1 << i)) >> (i / 2)
y |= (nid & (2 << i)) >> (i / 2 + 1)
# print '%d -> %d %d' % (dist, x, y)
return (x / 3, y / 3)
def plot_nodes(nodes, frame):
try: os.mkdir('dht_frames')
except: pass
out = open('dht_frames/plot-%02d.dot' % frame, 'w+')
edges = set()
print >>out, 'graph swarm {'
# print >>out, '"tl" [shape=point pos="0,0!"];'
# print >>out, '"tr" [shape=point pos="1638,0!"];'
# print >>out, '"ll" [shape=point pos="1638,1638!"];'
# print >>out, '"tr" [shape=point pos="0,1638!"];'
for dst, n in nodes.items():
shape = 'point'
if 's' in n: shape = n['s']
print >>out, '"%s" [shape=%s fillcolor="%s" label="" pos="%d,%d!"];' % (dst, shape, n['c'], n['p'][0], n['p'][1])
for e in n['conns']:
if (e, dst) in edges: continue
# only add an edge once to the .dot file
edges.add((e, dst))
edges.add((dst, e))
style = 'solid'
col = 'gray'
if nodes[dst]['c'] != 'white' and nodes[e]['c'] != 'white':
style = 'solid'
col = 'black'
print >>out, '"%s" -- "%s" [style="%s" color="%s"];' % (e, dst, style, col)
print >>out, '}'
out.close()
os.system('neato -n dht_frames/plot-%02d.dot -Tpng -o dht_frames/frame-%02d.png' % (frame, frame))
frame = 0
next_render_time = 100
f = open('dht_lookups.txt')
for l in f:
if l.startswith('***'): break
kind = l[0:3].strip()
l = l[3:].strip().split(' ')
if kind == '===': continue
t = int(l[0])
if t > next_render_time:
plot_nodes(nodes, frame)
frame += 1
next_render_time += 100
# sys.exit(0)
if kind == '<>':
p = calculate_pos(l[1], 0)
dst = '0.0.0.0'
if not dst in nodes:
nodes[dst] = { 'conns': set(), 'p': p, 'c': 'blue', 's': 'circle'}
p = calculate_pos(l[2], 25)
dst = '255.255.255.255'
if not dst in nodes:
nodes[dst] = { 'conns': set(), 'p': p, 'c': 'yellow', 's': 'circle'}
elif kind == '->':
dst = l[3]
if not dst in nodes:
src = get_origin(dst)
p = calculate_pos(l[2], int(l[1]))
nodes[dst] = { 'conns': set(src), 'p': p, 'c': 'grey'}
nodes[dst]['c'] = 'grey'
elif kind == '+':
dst = l[3]
src = l[4]
p = calculate_pos(l[2], int(l[1]))
if not dst in nodes:
nodes[dst] = { 'conns': set(), 'p': p, 'c': 'white'}
nodes[dst]['conns'].add(src)
elif kind == '<-':
dst = l[3]
nodes[dst]['c'] = 'green'
elif kind == 'x':
dst = l[3]
nodes[dst]['c'] = 'orange'
elif kind == 'X':
dst = l[3]
nodes[dst]['c'] = 'red'
f.close()