From 7893dd02c15f2a727eb50887c9ddb829fc71f556 Mon Sep 17 00:00:00 2001 From: Ulas Kozat Date: Sun, 15 May 2016 21:31:15 -0700 Subject: Simple mapper/scheduler/partitioner functions implemented Change-Id: I553b196943022451d8dc4984fe37b2b228c8f4cf Signed-off-by: Ulas C. Kozat --- DominoClient.py | 302 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 302 insertions(+) create mode 100755 DominoClient.py (limited to 'DominoClient.py') diff --git a/DominoClient.py b/DominoClient.py new file mode 100755 index 0000000..a705288 --- /dev/null +++ b/DominoClient.py @@ -0,0 +1,302 @@ +#!/usr/bin/env python + +# +# Licence statement goes here +# + +import sys, glob, threading +import getopt + +#sys.path.append('gen-py') +#sys.path.insert(0, glob.glob('./lib/py/build/lib.*')[0]) +sys.path.insert(0, glob.glob('./lib')[0]) + +from dominoRPC import Communication +from dominoRPC.ttypes import * +from dominoRPC.constants import * + +from thrift import Thrift +from thrift.transport import TSocket +from thrift.transport import TTransport +from thrift.protocol import TBinaryProtocol +from thrift.server import TServer + +from util import * + +CLIENT_UDID = 1 +CLIENT_SEQNO = 0 + +DOMINO_SERVER_IP = 'localhost' +DOMINO_SERVER_PORT = 9090 + +UDID_DESIRED = 12467 +LIST_SUPPORTED_TEMPLATES = ['tosca-nfv-v1.0'] +#DEFAULT_TOSCA_PUBFILE = './tosca-templates/tosca_simpleVNF.yaml' +DEFAULT_TOSCA_PUBFILE = './tosca-templates/tosca_helloworld_nfv.yaml' + +class CommunicationHandler: + def __init__(self): + self.log = {} + + def __init__(self, dominoclient): + global DOMINO_SERVER_IP, DOMINO_SERVER_PORT + self.log = {} + self.dominoClient = dominoclient + try: + # Make socket + transport = TSocket.TSocket(DOMINO_SERVER_IP, DOMINO_SERVER_PORT) + # Add buffering to compensate for slow raw sockets + self.transport = TTransport.TBufferedTransport(transport) + # Wrap in a protocol + self.protocol = TBinaryProtocol.TBinaryProtocol(self.transport) + # Create a client to use the protocol encoder + self.sender = Communication.Client(self.protocol) + except Thrift.TException, tx: + print '%s' % (tx.message) + + # Template Push from Domino Server is received + # Actions: + # - Depending on Controller Domain, call API + # - Respond Back with Push Response + def d_push(self, push_msg): + print 'Received Template File' + # Retrieve the template file + + ## End of retrieval + + # Any inspection code goes here + + ## End of inspection + + # Call NB API + # If heat client, call heat command + + # If ONOS client, run as shell script + + + ## End of NB API call + + # Marshall the response message for the Domino Server Fill + push_r = PushResponseMessage() + # Fill response message fields + push_r.domino_udid = self.dominoClient.UDID + push_r.seq_no = self.dominoClient.seqno + push_r.responseCode = SUCCESS + ## End of filling + + self.dominoClient.seqno = self.dominoClient.seqno + 1 + + return push_r + + + def openconnection(self): + self.transport.open() + + def closeconnection(): + self.transport.close() + +def read_templatefile(temp_filename): + f = open(temp_filename, 'r') + lines = f.read().splitlines() + + return lines + +class DominoClientCLIService(threading.Thread): + def __init__(self, dominoclient, communicationhandler): + threading.Thread.__init__(self) + self.dominoclient = dominoclient + self.communicationhandler = communicationhandler + + def run(self): + global DEFAULT_TOSCA_PUBFILE + while True: + sys.stdout.write('>>') + input_string = raw_input() + args = input_string.split() + if len(args) == 0: + continue + + labels = [] + templateTypes = [] + + #process input arguments + try: + sys.stdout.write('>>') + if args[0] == 'heartbeat': + print '\nSending heatbeat' + hbm = HeartBeatMessage() + hbm.domino_udid = self.dominoclient.UDID + hbm.seq_no = self.dominoclient.seqno + hbm_r = self.communicationhandler.sender.d_heartbeat(hbm) + print 'heart beat received from: %d ,sequence number: %d' % (hbm_r.domino_udid, hbm_r.seq_no) + self.dominoclient.seqno = self.dominoclient.seqno + 1 + + elif args[0] == 'publish': + opts, args = getopt.getopt(args[1:],"t:",["tosca-file="]) + if len(opts) == 0: + print '\nUsage: publish -t ' + continue + + #toscafile = DEFAULT_TOSCA_PUBFILE + for opt, arg in opts: + if opt in ('-t', '--tosca-file'): + toscafile = arg + + pub_msg = PublishMessage() + pub_msg.domino_udid = self.dominoclient.UDID + pub_msg.seq_no = self.dominoclient.seqno + pub_msg.template_type = 'tosca-nfv-v1.0' + try: + pub_msg.template = read_templatefile(toscafile) + except IOError as e: + print "I/O error({0}): {1}".format(e.errno, e.strerror) + continue + print '\nPublishing the template file: ' + toscafile + pub_msg_r = self.communicationhandler.sender.d_publish(pub_msg) + print 'Publish Response is received from: %d ,sequence number: %d' % (pub_msg_r.domino_udid, pub_msg_r.seq_no) + self.dominoclient.seqno = self.dominoclient.seqno + 1 + + elif args[0] == 'subscribe': + opts, args = getopt.getopt(args[1:],"l:t:",["labels=","ttype="]) + for opt, arg in opts: + if opt in ('-l', '--labels'): + labels = labels + arg.split(',') + elif opt in ('-t', '--ttype'): + templateTypes = templateTypes + arg.split(',') + + except getopt.GetoptError: + print 'Command is misentered or not supported!' + + + #check if labels or supported templates are nonempty + if labels != [] or templateTypes != []: + #send subscription message + sub_msg = SubscribeMessage() + sub_msg.domino_udid = self.dominoclient.UDID + sub_msg.seq_no = self.dominoclient.seqno + sub_msg.template_op = APPEND + sub_msg.supported_template_types = templateTypes + sub_msg.label_op = APPEND + sub_msg.labels = labels + print 'subscribing labels %s and templates %s' % (labels,templateTypes) + sub_msg_r = self.communicationhandler.sender.d_subscribe(sub_msg) + print 'Subscribe Response is received from: %d ,sequence number: %d' % (sub_msg_r.domino_udid,sub_msg_r.seq_no) + self.dominoclient.seqno = self.dominoclient.seqno + 1 + +class DominoClient: + def __init__(self): + self.log = {} + self.communicationHandler = CommunicationHandler(self) + self.processor = None + self.transport = None + self.tfactory = None + self.pfactory = None + self.communicationServer = None + + self.CLIservice = DominoClientCLIService(self, self.communicationHandler) + + self.serviceport = 9091 + self.dominoserver_IP = 'localhost' + + #Start from UNREGISTERED STATE + #TO BE DONE: initialize from a saved state + self.state = 'UNREGISTERED' + self.seqno = 0 + self.UDID = 1 + + def start_communicationService(self): + self.processor = Communication.Processor(self.communicationHandler) + self.transport = TSocket.TServerSocket(port=int(self.serviceport)) + self.tfactory = TTransport.TBufferedTransportFactory() + self.pfactory = TBinaryProtocol.TBinaryProtocolFactory() + #Use TThreadedServer or TThreadPoolServer for a multithreaded server + #self.communicationServer = TServer.TThreadedServer(self.processor, self.transport, self.tfactory, self.pfactory) + self.communicationServer = TServer.TThreadPoolServer(self.processor, self.transport, self.tfactory, self.pfactory) + + self.communicationServer.serve() + + def start(self): + try: + self.communicationHandler.openconnection() + except Thrift.TException, tx: + print '%s' % (tx.message) + + if self.state == 'UNREGISTERED': + #prepare registration message + reg_msg = RegisterMessage() + reg_msg.domino_udid_desired = UDID_DESIRED + reg_msg.seq_no = self.seqno + reg_msg.ipaddr = netutil.get_ip() + reg_msg.tcpport = self.serviceport + reg_msg.supported_templates = LIST_SUPPORTED_TEMPLATES + + reg_msg_r = self.sender().d_register(reg_msg) + print 'Registration Response:\n' + print 'Response Code: %d' % (reg_msg_r.responseCode) + print 'Response Comments:' + if reg_msg_r.comments: + print reg_msg_r.comments + + if reg_msg_r.responseCode == SUCCESS: + self.state = 'REGISTERED' + self.UDID = reg_msg_r.domino_udid_assigned + else: + #Handle registration failure here (possibly based on reponse comments) + pass + + self.seqno = self.seqno + 1 + + def stop(self): + try: + self.communicationHandler.closeconnection() + except Thrift.TException, tx: + print '%s' % (tx.message) + + def sender(self): + return self.communicationHandler.sender + + def startCLI(self): + print 'CLI Service is starting' + self.CLIservice.start() + #to wait until CLI service is finished + #self.CLIservice.join() + + def set_serviceport(self, port): + self.serviceport = port + print 'port: ' + print self.serviceport + + def set_dominoserver_ipaddr(self, ipaddr): + self.dominoserver_IP = ipaddr + print 'ip addr: ' + print self.dominoserver_IP + +def main(argv): + client = DominoClient() + + #process input arguments + try: + opts, args = getopt.getopt(argv,"hc:p:i:",["conf=","port=","ipaddr="]) + except getopt.GetoptError: + print 'DominoClient.py -c/--conf -p/--port -i/--ipaddr ' + sys.exit(2) + for opt, arg in opts: + if opt == '-h': + print 'DominoClient.py -c/--conf -p/--port -i/--ipaddr ' + sys.exit() + elif opt in ("-c", "--conf"): + configfile = arg + elif opt in ("-p", "--port"): + client.set_serviceport(int(arg)) + elif opt in ("-i", "--ipaddr"): + client.set_dominoserver_ipaddr(arg) + + #The client is starting + print 'Starting the client...' + client.start() + client.startCLI() + client.start_communicationService() + +if __name__ == "__main__": + main(sys.argv[1:]) + -- cgit 1.2.3-korg