record-style output in color

http://graphviz.org/doc/info/shapes.html#record
This commit is contained in:
Eugene Agafonov 2016-09-30 01:58:34 +03:00
parent 0dc41a015c
commit de1d39175a

View file

@ -7,15 +7,38 @@ import json
from graphviz import Graph
dot = Graph(comment='Docker Network Graph',
graph_attr=dict( rankdir="LR")
graph_attr=dict( rankdir="TB", packmode='graph', pack='true')
)
docker_client = Client(os.environ.get("DOCKER_HOST", "unix:///var/run/docker.sock"))
#pprint.pprint(docker_client.networks())
def dump_json(obj):
print json.dumps(obj, indent=4)
for c in sorted(docker_client.containers()):
name = c['Names'][0]
container_id = c['Id']
node_id = 'container_%s' % container_id
iface_labels = []
for net_name, net_info in c['NetworkSettings']['Networks'].iteritems():
label_iface = "<%s> %s" % (net_info['EndpointID'], net_info['IPAddress'])
iface_labels.append(label_iface)
print '|'.join(iface_labels)
dot.node(node_id,
shape='record',
label="{ %s | { %s } }" % (name, '|'.join(iface_labels)),
fillcolor='#ff9999',
style='filled')
for net in sorted(docker_client.networks()):
#print "Net"
net_name = net['Name']
@ -38,35 +61,24 @@ for net in sorted(docker_client.networks()):
net_node_id = "net_%s" % (net_name,)
net_label_html = '<br/>'.join([s for s in ['<font color="#77777"><i>network</i></font>', net_name, subnet, gateway] if s != None])
net_label_html = '<br/>'.join([s for s in ['<font color="#777777"><i>network</i></font>', net_name, subnet, gateway] if s != None])
dot.node(net_node_id, label="<%s>" % net_label_html, shape='note')
dot.node(net_node_id,
shape='record',
label="{<gw_iface> %s| %s }" % (gateway, net_name),
fillcolor='#99ff99',
style='filled')
for container_id, container in sorted(net['Containers'].iteritems()):
dump_json(container)
print " * ", container['Name'], container['IPv4Address'], container['IPv6Address']
container_node_id = 'container_%s' % container_id
label_html = "<font color='#777777'><i>container</i></font><br/>%s" % container['Name']
dot.node(container_node_id,
label="<%s>" % label_html,
shape='component')
container_iface_ref = "%s:%s" % (container_node_id, container['EndpointID'])
label_html = "%s<br/>%s" % (container['IPv4Address'].split('/')[0], container['IPv6Address'])
container_iface_id = "iface_%s" % container['IPv4Address']
dot.node(container_iface_id,
label="<%s>" % label_html,
shape='box')
dot.edge(container_node_id, container_iface_id)
dot.edge(container_iface_id, net_node_id)
dot.edge(container_iface_ref, net_node_id+":gw_iface")
print dot.source
dot.render('dng.gv')