validate.py 文件源码

def write_service_graphs(service):
        graphsdir = 'graphs'
        try:
            os.makedirs(graphsdir)
        except OSError as exc:
            if exc.errno == errno.EEXIST and os.path.isdir(graphsdir):
                pass

        service.build_topology_graph(level=3, bridges=False)

        for lvl in range(0, 4):
            g = service.build_topology_graph(level=lvl, bridges=False)
            nx.write_graphml(g, os.path.join(graphsdir,
                                             "{0}-lvl{1}.graphml"
                                             .format(service.id, lvl)))
            g = service.build_topology_graph(level=lvl, bridges=True)
            nx.write_graphml(g, os.path.join(graphsdir,
                                             "{0}-lvl{1}-br.graphml"
                                             .format(service.id, lvl)))

        g = service.build_topology_graph(level=3, bridges=True,
                                         vdu_inner_connections=False)
        service.complete_graph = nx.generate_graphml(g, encoding='utf-8',
                                                     prettyprint=True)
        nx.write_graphml(g, os.path.join(graphsdir,
                                         "{0}-lvl3-complete.graphml"
                                         .format(service.id)))