Python ServerConf.getNodes方法代碼示例

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
    def run(self, serverState, request, response):
        conf = ServerConf()
        host = request.getParam('host')

        client_secure_port = request.getParam('client_secure_port')
        result = dict()
        #do we have a server with this hostname or fqdn?
        connectedNodes = conf.getNodes()

        if (connectedNodes.hostnameOrFQDNExists(host) == False):
            serv = RawServerMessage(host, client_secure_port)
            resp = ProcessedResponse(serv.sendAddNodeRequest(host))

            if resp.isOK():
                result = resp.getData()
                nodeConnectRequest = NodeConnectRequest(result['serverId'],
                    int(client_secure_port),None,None,result['fqdn'],host)

                conf.addSentNodeConnectRequest(nodeConnectRequest)
                result['nodeConnectRequest']=nodeConnectRequest
                log.info("Added node %s" % host)
                response.add('', result)
            else:
                response.add("Remote server said: %s"%resp.getMessage(),
                            status="ERROR")

        else:
            errorMessage = "%s is already trusted" % host
            response.add(errorMessage, status="ERROR")
            log.info(errorMessage)

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
 def testRemoveNodes(self):    
     conf = ServerConf(confdir=self.confDir)
     conf.addNode('localhost1')
     conf.addNode('localhost2')
     
     nodes = conf.getNodes()
     self.assertEquals(nodes.size(),2)
     
     self.assertTrue(nodes.exists("localhost1","13807"))
     self.assertTrue(nodes.exists("localhost2","13807") )
     
     conf.removeNode('localhost1')
     nodes = conf.getNodes()
     self.assertEquals(nodes.size(),1)
     
     self.assertFalse(nodes.exists("localhost1","13807"))
     self.assertTrue(nodes.exists("localhost2","13807") )

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
    def testStart2Servers(self):            

        numServers = 2

        self.createConfFolders(numServers)

        hostname = gethostname()
        
        node0HttpsPort = 13807
        node1HttpsPort = 13808
        node0HttpPort = 14807
        node1HttpPort = 14808

        for i in range(numServers):
            args = ['../../../../cpc-server','-c',self.serverConfs[i],'start']  #doing cpc.server.server.forkAndRun(cf, debug ) directly here will will for some strange reason mess up things when shutting down, the process wont shutdown 
            subprocess.call(args)
        
        time.sleep(2)
        
        #connect node 0 to node 1
        args = ['../../../../cpc-server','-c',self.serverConfs[0],'connnect-server',hostname,str(node1HttpPort)]  #doing cpc.server.server.forkAndRun(cf, debug ) directly here will will for some strange reason mess up things when shutting down, the process wont shutdown
        subprocess.call(args)

        args = ['../../../../cpc-server','-c',self.serverConfs[1],'trust',hostname,str(node0HttpsPort)]  #doing cpc.server.server.forkAndRun(cf, debug ) directly here will will for some strange reason mess up things when shutting down, the process wont shutdown
        subprocess.call(args)


        #verify existense of of nodes in each conf file
        conf1 = ServerConf(confdir=self.serverConfs[0], reload=True)
        node0Nodes = conf1.getNodes()
        self.assertTrue(node0Nodes.exists(hostname,node1HttpsPort))

        conf2 = ServerConf(confdir=self.serverConfs[1],reload=True)
        node1Nodes = conf2.getNodes()
        self.assertTrue(node1Nodes.exists(hostname,node0HttpsPort))
                
        
        #do a network topology call        
        conf = ConnectionBundle(confdir=self.serverConfs[0],reload=True)
        client = ClientMessage()        
        topology =ProcessedResponse(client.networkTopology()).getData()
         
        self.assertEquals(topology.size() ,2)

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
def establishOutBoundConnections():
    conf = ServerConf()

    log.log(cpc.util.log.TRACE,"Starting to establish outgoing connections")

    for node in conf.getNodes().nodes.itervalues():
        establishOutboundConnection(node)

    log.log(cpc.util.log.TRACE,"Finished establishing outgoing "
                               "connections")

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
def establishInboundConnections(serverState):
    """
    for each node that is not connected
    try to establish an inbound connection
    """
    conf = ServerConf()
    log.log(cpc.util.log.TRACE,"Starting to establish incoming connections")
    for node in conf.getNodes().nodes.itervalues():
        establishInboundConnection(node, serverState)

    log.log(cpc.util.log.TRACE,"Finished establishing incoming "
                                   "connections")

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
    def requestNetworkTopology(topology,serverState=None):
        """
        Asks each neigbouring node for their network topology

        inputs:
            topology:Nodes The list of the topology generated so far
            serverState:ServerState
                if provided worker states are fetched.
                since this method is called by getNetworkTopology() which in turn
                is called from places where we do not pass (and don't want) the serverState
                we provide this option. Also it is not needed as the calling server always
                knows the most up to date state of its own workers.

        """
        conf = ServerConf()
        thisNode = Node.getSelfNode(conf)
        thisNode.setNodes(conf.getNodes())
        topology.addNode(thisNode)
        if serverState:
            thisNode.workerStates = WorkerStateHandler.getConnectedWorkers(serverState.getWorkerStates())

        for node in thisNode.getNodes().nodes.itervalues():
            if topology.exists(node.getId()) == False:
                #connect to correct node
                if node.isConnected():
                    try:
                        clnt = DirectServerMessage(node,conf=conf)
                        #send along the current topology
                        rawresp = clnt.networkTopology(topology)
                        processedResponse = ProcessedResponse(rawresp)
                        topology = processedResponse.getData()
                    except ServerConnectionError as e:
                        #we cannot connect to the node,
                        # and its marked as unreachable
                        #we must still add it to the topology
                        log.error("node %s unreachable when asking for network "
                                  "topology: error was %s"%(node.getId(),e.__str__()))
                        topology.addNode(node)

                #todo notify in topology that this node is not connected?
        return topology

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
def reestablishConnections(serverState):
    '''
    Tries to periodically check for nodes that have gone down and reestablish
     connections to them
    '''
    log.log(cpc.util.log.TRACE,"Starting reestablish connection thread")
    conf = ServerConf()
    while True:
        for node in conf.getNodes().nodes.itervalues():
            if not node.isConnected():
                establishInboundConnection(node,serverState)
                establishOutboundConnection(node)

            if not node.isConnected():
                log.log(cpc.util.log.TRACE,("Tried to reestablish a "
                                            "connection"
                                            " to %s but failed "%node.toString()))


        reconnectInterval = conf.getReconnectInterval()
        time.sleep(reconnectInterval)

# 需要導入模塊: from cpc.util.conf.server_conf import ServerConf [as 別名]
# 或者: from cpc.util.conf.server_conf.ServerConf import getNodes [as 別名]
 def broadcastToNeighboursOnly(self, fields, files=[], headers=dict()):
     conf = ServerConf()
     for node in conf.getNodes().nodes.itervalues():
         self._sendMessage(node, fields, files, headers)