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December 15, 2017 15:00
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#!/usr/bin/env python3 | |
import qt5reactor | |
import sys | |
from PyQt5 import QtWidgets, QtSvg | |
import argparse | |
import os | |
import sys | |
import threading | |
import graphviz as gv | |
default_settings = { | |
"color" : { | |
"compute" : "#F7B5CC", | |
"merge" : "#B6B9ED", | |
"queue" : "#95E1F7", | |
"package" : "#F5F7B8" | |
}, | |
"shape" : { | |
"compute" : "box3d", | |
"merge" : "cylinder", | |
"queue" : "folder" | |
} | |
} | |
packages = {} | |
subgraph = {} | |
parser = argparse.ArgumentParser(sys.argv[0]) | |
parser.add_argument('--host', dest='host', default='localhost', help='server address') | |
parser.add_argument('--port', dest='port', type=int, default=9999, help='server port') | |
parser.add_argument('-c', '--config', dest='config', required=True, help='path to configuration file') | |
args = parser.parse_args(sys.argv[1:]) | |
def render(): | |
root = fq.get_config('root') | |
cfg = fq.get_config('graph', default_settings) | |
g = gv.Digraph(format='svg') | |
for i,node in enumerate(fq.get_nodes(root)): | |
s = gv.Digraph('cluster_{}'.format(i)) | |
s.attr(style='filled') | |
s.attr(color='black') | |
s.attr(fillcolor=cfg['color'][node.type]) | |
s.attr(label=str(node)) | |
s.attr(labeljust='l') | |
s.attr('edge', color='black') | |
subgraph[node.path] = s | |
for node,pkgs in packages.items(): | |
n = fq.get_node(node) | |
for p in pkgs: | |
subgraph[node].node(p, label=os.path.relpath(p, node)) | |
for s in subgraph.values(): | |
g.subgraph(s) | |
svg.load(g.pipe()) | |
svg.show() | |
app = QtWidgets.QApplication(sys.argv) | |
svg = QtSvg.QSvgWidget() | |
svg.setGeometry(50, 50, 600, 400) | |
svg.show() | |
qt5reactor.install() | |
import fq | |
import fq.network | |
from twisted.internet import reactor, protocol | |
fq.read_config(args.config) | |
class WatchProtocol(fq.network.ClientProtocol): | |
def connectionMade(self): | |
self.connect(authorize=True) | |
def on_connection(self): | |
self.send_message('subscribe', config=self.factory.config) | |
print('connected') | |
def do_subscription_failed(self, message): | |
print('Subscription failed:', message) | |
self.transport.loseConnection() | |
def do_package_created(self, path): | |
owner = fq.get_owner(path) | |
if owner.path not in packages: | |
packages[owner.path] = set() | |
packages[owner.path].add(path) | |
render() | |
def do_package_moved(self, src, dst): | |
old_owner = fq.get_owner(src) | |
new_owner = fq.get_owner(dst) | |
if old_owner.path not in packages: | |
packages[old_owner.path] = set() | |
if new_owner.path not in packages: | |
packages[new_owner.path] = set() | |
packages[old_owner.path].discard(src) | |
packages[new_owner.path].add(dst) | |
render() | |
def do_package_deleted(self, path): | |
owner = fq.get_owner(path) | |
if owner.path not in packages: | |
packages[owner.path] = set() | |
packages[owner.path].discard(path) | |
render() | |
class WatchFactory(protocol.ClientFactory): | |
protocol = WatchProtocol | |
def __init__(self, config): | |
self.config = config | |
def clientConnectionFailed(self, connector, reason): | |
print("Connection failed") | |
if reactor.running: reactor.stop() | |
def clientConnectionLost(self, connector, reason): | |
print("Connection closed") | |
if reactor.running: reactor.stop() | |
reactor.connectTCP(args.host, args.port, | |
WatchFactory(os.path.abspath(args.config))) | |
reactor.run() |
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