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mirror of https://github.com/cwinfo/yggdrasil-map synced 2024-11-22 08:10:27 +00:00

Rewrite makeGraph.py

This commit is contained in:
Vanhala Antti 2014-03-30 23:19:29 +03:00
parent bb79df7985
commit cf50dbee1c

321
mapper/makeGraph.py Executable file → Normal file
View File

@ -1,14 +1,16 @@
#!/usr/bin/env python #!/usr/bin/env python
from conf_sh import * import conf_sh as conf
import sys import sys
sys.path.append(cjdns_path + '/contrib/python/cjdnsadmin/') sys.path.append(conf.cjdns_path + '/contrib/python/cjdnsadmin/')
import adminTools as admin import adminTools as admin
from collections import deque from collections import deque
import pygraphviz as pgv import pygraphviz as pgv
import json import json
import time import time
import httplib2 import httplib2
import traceback
class Node: class Node:
def __init__(self, ip): def __init__(self, ip):
@ -23,131 +25,143 @@ class Edge:
def __init__(self, a, b): def __init__(self, a, b):
self.a, self.b = sorted([a, b]) self.a, self.b = sorted([a, b])
all_nodes = dict() def is_in(self, edges):
all_edges = [] for e in edges:
these_nodes = dict() if e.a.ip == self.a.ip and e.b.ip == self.b.ip:
these_edges = [] return True
return False
def add_node(node):
if not node in all_nodes:
all_nodes[node.ip] = node
if not node in these_nodes:
these_nodes[node.ip] = node
def add_edge(e):
all_edges.append(e)
these_edges.append(e)
def has_edge(a, b):
a, b = sorted([a, b])
for e in these_edges:
if e.a.ip == a and e.b.ip == b:
return True
return False
for port in range(rpc_firstport, rpc_firstport + num_of_nodes):
print port,
these_nodes = dict()
these_edges = []
try:
cjdns = admin.connect(rpc_connect, port, rpc_pw)
root = admin.whoami(cjdns)
rootIP = root['IP']
print rootIP
except:
print 'Connecting failed.'
continue
add_node(Node(rootIP))
nodes = deque()
nodes.append(rootIP)
while len(nodes) != 0:
parentIP = nodes.popleft()
resp = cjdns.NodeStore_nodeForAddr(parentIP)
numLinks = 0
if 'result' in resp:
link = resp['result']
if 'linkCount' in link:
numLinks = int(resp['result']['linkCount'])
all_nodes[parentIP].version = resp['result']['protocolVersion']
for i in range(0, numLinks):
resp = cjdns.NodeStore_getLink(parentIP, i)
childLink = resp['result']
if not 'child' in childLink:
print 'No child'
continue
childIP = childLink['child']
# Check to see if its one hop away from parent node
if childLink['isOneHop'] != 1:
continue
# If its a new node then we want to follow it
if not childIP in these_nodes:
add_node(Node(childIP))
nodes.append(childIP)
# If there is not a link between the nodes we should put one there
if not has_edge(childIP, parentIP):
add_edge(Edge(these_nodes[childIP], these_nodes[parentIP]))
# cjdns.disconnect()
print (len(these_nodes), len(these_edges))
# print 'Number of nodes:', G.number_of_nodes()
# print 'Number of edges:', G.number_of_edges()
print "Total", (len(all_nodes), len(all_edges))
G = pgv.AGraph(strict=True, directed=False, size='10!')
for n in all_nodes.values():
G.add_node(n.ip, label=n.label, version=n.version)
for e in all_edges:
G.add_edge(e.a.ip, e.b.ip, len=1.0)
G.layout(prog='neato', args='-Gepsilon=0.0001 -Gmaxiter=100000') # neato, fdp, dot
max_neighbors = 0
for n in G.iternodes():
neighbors = len(G.neighbors(n))
if neighbors > max_neighbors:
max_neighbors = neighbors
print 'Max neighbors:', max_neighbors
def download_node_names(): def get_network_from_cjdns(ip, port, password):
print "Downloading names" nodes = dict()
edges = []
cjdns = admin.connect(ip, port, password)
me = admin.whoami(cjdns)
my_ip = me['IP']
nodes[my_ip] = Node(my_ip)
nodes_to_check = deque()
nodes_to_check.append(my_ip)
while len(nodes_to_check) != 0:
current_ip = nodes_to_check.popleft()
resp = cjdns.NodeStore_nodeForAddr(current_ip)
if not 'result' in resp or not 'linkCount' in resp['result']:
continue
result = resp['result']
link_count = result['linkCount']
if 'protocolVersion' in result:
nodes[current_ip].version = result['protocolVersion']
for i in range(0, link_count):
result = cjdns.NodeStore_getLink(current_ip, i)['result']
if not 'child' in result:
continue
child_ip = result['child']
# Add links with one hop only
if result['isOneHop'] != 1:
continue
# Add node
if not child_ip in nodes:
nodes[child_ip] = Node(child_ip)
nodes_to_check.append(child_ip)
# Add edge
e = Edge(nodes[current_ip], nodes[child_ip])
if not e.is_in(edges):
edges.append(e)
return (nodes, edges)
def get_full_network():
all_nodes = dict()
all_edges = []
for i in range(0, conf.num_of_nodes):
port = conf.rpc_firstport + i
print '[%d/%d] Connecting to %s:%d...' % (i + 1, conf.num_of_nodes, conf.rpc_connect, port),
sys.stdout.flush()
try:
nodes, edges = get_network_from_cjdns(conf.rpc_connect, port, conf.rpc_pw)
except Exception as ex:
print 'Fail!'
print traceback.format_exc()
continue
print '%d nodes, %d edges' % (len(nodes), len(edges))
for ip, n in nodes.iteritems():
all_nodes[ip] = n
for e in edges:
if not e.is_in(all_edges):
all_edges.append(e)
return (all_nodes, all_edges)
def download_names_from_nameinfo():
page = 'http://[fc5d:baa5:61fc:6ffd:9554:67f0:e290:7535]/nodes/list.json' page = 'http://[fc5d:baa5:61fc:6ffd:9554:67f0:e290:7535]/nodes/list.json'
print 'Downloading names from Mikey\'s nodelist...',
ip_dict = dict() ip_dict = dict()
h = httplib2.Http(".cache", timeout=15.0) http = httplib2.Http('.cache', timeout=15.0)
try: r, content = http.request(page, 'GET')
r, content = h.request(page, "GET") name_and_ip = json.loads(content)['nodes']
nameip = json.loads(content)['nodes']
for node in nameip: for node in name_and_ip:
ip_dict[node['ip']] = node['name'] ip_dict[node['ip']] = node['name']
print "Names downloaded"
except Exception as e:
print "Connection to Mikey's nodelist failed, continuing without names", e
print 'Done!'
return ip_dict return ip_dict
node_names = download_node_names()
def set_node_names(nodes):
try:
ip_dict = download_names_from_nameinfo()
except Exception as ex:
print 'Fail!'
# TODO use cache
print traceback.format_exc()
return
for ip, node in nodes.iteritems():
if ip in ip_dict:
node.label = ip_dict[ip]
def build_graph(nodes, edges):
G = pgv.AGraph(strict=True, directed=False, size='10!')
for n in nodes.values():
G.add_node(n.ip, label=n.label, version=n.version)
for e in edges:
G.add_edge(e.a.ip, e.b.ip, len=1.0)
G.layout(prog='neato', args='-Gepsilon=0.0001 -Gmaxiter=100000')
return G
def gradient_color(ratio, colors): def gradient_color(ratio, colors):
jump = 1.0 / (len(colors) - 1) jump = 1.0 / (len(colors) - 1)
@ -165,44 +179,53 @@ def gradient_color(ratio, colors):
return '#%02x%02x%02x' % (r, g, b) return '#%02x%02x%02x' % (r, g, b)
out_data = { def get_graph_json(G):
'created': int(time.time()), max_neighbors = 1
'nodes': [], for n in G.iternodes():
'edges': [] neighbors = len(G.neighbors(n))
} if neighbors > max_neighbors:
max_neighbors = neighbors
print 'Max neighbors: %d' % max_neighbors
for n in G.iternodes(): out_data = {
neighbor_ratio = len(G.neighbors(n)) / float(max_neighbors) 'created': int(time.time()),
'nodes': [],
'edges': []
}
pos = n.attr['pos'].split(',', 1) for n in G.iternodes():
neighbor_ratio = len(G.neighbors(n)) / float(max_neighbors)
pos = n.attr['pos'].split(',', 1)
try: out_data['nodes'].append({
name = node_names[n.name] 'id': n.attr['label'],
except: 'label': n.attr['label'],
name = n.attr['label'] 'version': n.attr['version'],
'x': float(pos[0]),
'y': float(pos[1]),
'color': gradient_color(neighbor_ratio, [(100, 100, 100), (0, 0, 0)]),
'size': neighbor_ratio
})
out_data['nodes'].append({ for e in G.iteredges():
'id': n.name, out_data['edges'].append({
'label': name, 'sourceID': e[0],
'version': n.attr['version'], 'targetID': e[1]
'x': float(pos[0]), })
'y': float(pos[1]),
# 'color': gradient_color(neighbor_ratio, [(255,60,20), (23,255,84), (41,187,255)]),
'color': gradient_color(neighbor_ratio, [(100, 100, 100), (0, 0, 0)]),
# 'color': gradient_color(neighbor_ratio, [(255, 255, 255), (255, 0 ,255)]),
'size': neighbor_ratio
})
# '#29BBFF', '#17FF54', '#FFBD0F', '#FF3C14', '#590409' return json.dumps(out_data)
for e in G.iteredges():
out_data['edges'].append({
'sourceID': e[0],
'targetID': e[1]
})
json_output = json.dumps(out_data)
f = open(graph_output, 'w')
f.write(json_output) if __name__ == '__main__':
f.close() nodes, edges = get_full_network()
print 'Total:'
print '%d nodes, %d edges' % (len(nodes), len(edges))
set_node_names(nodes)
G = build_graph(nodes, edges)
output = get_graph_json(G)
with open(conf.graph_output, 'w') as f:
f.write(output)