| #!/usr/bin/env python |
| ''' |
| Created on 26-Oct-2012 |
| |
| @author: Anil Kumar (anilkumar.s@paxterrasolutions.com) |
| |
| |
| TestON is free software: you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation, either version 2 of the License, or |
| (at your option) any later version. |
| |
| TestON is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with TestON. If not, see <http://www.gnu.org/licenses/>. |
| |
| |
| MininetCliDriver is the basic driver which will handle the Mininet functions |
| ''' |
| |
| import pexpect |
| import struct |
| import fcntl |
| import os |
| import signal |
| import re |
| import sys |
| import core.teston |
| sys.path.append("../") |
| from drivers.common.cli.emulatordriver import Emulator |
| from drivers.common.clidriver import CLI |
| from time import time |
| |
| class RemoteMininetDriver(Emulator): |
| ''' |
| RemoteMininetCliDriver is the basic driver which will handle the Mininet functions |
| The main different between this and the MininetCliDriver is that this one does not build the mininet. |
| It assumes that there is already a mininet running on the target. |
| ''' |
| def __init__(self): |
| super(Emulator, self).__init__() |
| self.handle = self |
| self.wrapped = sys.modules[__name__] |
| self.flag = 0 |
| |
| def connect(self, **connectargs): |
| #,user_name, ip_address, pwd,options): |
| # Here the main is the TestON instance after creating all the log handles. |
| for key in connectargs: |
| vars(self)[key] = connectargs[key] |
| |
| self.name = self.options['name'] |
| self.handle = super(RemoteMininetDriver, self).connect(user_name = self.user_name, ip_address = self.ip_address,port = None, pwd = self.pwd) |
| |
| self.ssh_handle = self.handle |
| |
| # Copying the readme file to process the |
| if self.handle : |
| return main.TRUE |
| |
| else : |
| main.log.error("Connection failed to the host "+self.user_name+"@"+self.ip_address) |
| main.log.error("Failed to connect to the Mininet") |
| return main.FALSE |
| |
| def pingLong(self,**pingParams): |
| ''' |
| Starts a continuous ping on the mininet host outputing to a file in the /tmp dir. |
| ''' |
| args = utilities.parse_args(["SRC","TARGET"],**pingParams) |
| precmd = "rm /tmp/ping." + args["SRC"] |
| self.execute(cmd=precmd,prompt="(.*)",timeout=10) |
| command = "mininet/util/m " + args["SRC"] + " ping "+args ["TARGET"]+" -i 1 -W 1 > /tmp/ping." + args["SRC"] + " &" |
| main.log.info( command ) |
| self.execute(cmd=command,prompt="(.*)",timeout=10) |
| return main.TRUE |
| |
| def pingstatus(self,**pingParams): |
| ''' |
| Tails the respective ping output file and check that there is a moving "64 bytes" |
| ''' |
| args = utilities.parse_args(["SRC"],**pingParams) |
| self.handle.sendline("tail /tmp/ping." + args["SRC"]) |
| self.handle.expect("tail") |
| self.handle.expect("\$") |
| result = self.handle.before + self.handle.after |
| if re.search('Unreachable', result ): |
| main.log.info("Unreachable found in ping logs...") |
| return main.FALSE |
| elif re.search('64\sbytes', result): |
| main.log.info("Pings look good") |
| return main.TRUE |
| else: |
| main.log.info("No, or faulty ping data...") |
| return main.FALSE |
| |
| def pingKill(self): |
| ''' |
| Kills all continuous ping processes. |
| Then copies all the ping files to the TestStation. |
| ''' |
| import time |
| command = "sudo pkill ping" |
| main.log.info( command ) |
| self.execute(cmd=command,prompt="(.*)",timeout=10) |
| main.log.info( "Removing old ping data" ) |
| command = "rm /tmp/ping.*" |
| os.popen(command) |
| time.sleep(2) |
| main.log.info( "Transferring ping files to TestStation" ) |
| command = "scp /tmp/ping.* admin@10.128.7.7:/tmp/" |
| self.execute(cmd=command,prompt="100%",timeout=20) |
| return main.TRUE |
| |
| def pingHost(self,**pingParams): |
| ''' |
| Pings between two hosts on remote mininet |
| ''' |
| args = utilities.parse_args(["SRC","TARGET"],**pingParams) |
| command = "mininet/util/m " + args["SRC"] + " ping "+args ["TARGET"]+" -c 4 -W 1 -i .2" |
| main.log.info ( command ) |
| response = self.execute(cmd=command,prompt="rtt",timeout=10 ) |
| if utilities.assert_matches(expect=',\s0\%\spacket\sloss',actual=response,onpass="No Packet loss",onfail="Host is not reachable"): |
| main.log.info("NO PACKET LOSS, HOST IS REACHABLE") |
| main.last_result = main.TRUE |
| return main.TRUE |
| else : |
| main.log.error("PACKET LOST, HOST IS NOT REACHABLE") |
| main.last_result = main.FALSE |
| return main.FALSE |
| |
| |
| def checknum(self,num): |
| ''' |
| Verifies the correct number of switches are running |
| ''' |
| if self.handle : |
| self.handle.sendline("") |
| self.handle.expect("\$") |
| self.handle.sendline('ifconfig -a | grep "sw.. " | wc -l') |
| self.handle.expect("wc") |
| self.handle.expect("\$") |
| response = self.handle.before |
| self.handle.sendline('ps -ef | grep "bash -ms mininet:sw" | grep -v color | wc -l') |
| self.handle.expect("color") |
| self.handle.expect("\$") |
| response2 = self.handle.before |
| |
| if re.search(num, response): |
| if re.search(num, response2): |
| return main.TRUE |
| else: |
| return main.FALSE |
| else: |
| return main.FALSE |
| else : |
| main.log.error("Connection failed to the host") |
| |
| def ctrl_none(self): |
| ''' |
| Sets all the switches to no controllers. |
| ''' |
| self.execute(cmd="~/ONOS/scripts/test-ctrl-none.sh", prompt="\$",timeout=10) |
| |
| def ctrl_one(self, ip): |
| ''' |
| Sets all the switches to point to the supplied IP |
| ''' |
| self.execute(cmd="~/ONOS/scripts/test-ctrl-one.sh "+ip, prompt="\$",timeout=10) |
| |
| def ctrl_local(self): |
| ''' |
| Sets all the switches to point to the Controller on the same machine that they are running on. |
| ''' |
| self.execute(cmd="~/ONOS/scripts/test-ctrl-local.sh ", prompt="\$",timeout=10) |
| |
| # def verifySSH(self,**connectargs): |
| # response = self.execute(cmd="h1 /usr/sbin/sshd -D&",prompt="mininet>",timeout=10) |
| # response = self.execute(cmd="h4 /usr/sbin/sshd -D&",prompt="mininet>",timeout=10) |
| # for key in connectargs: |
| # vars(self)[key] = connectargs[key] |
| # response = self.execute(cmd="xterm h1 h4 ",prompt="mininet>",timeout=10) |
| # import time |
| # time.sleep(20) |
| # if self.flag == 0: |
| # self.flag = 1 |
| # return main.FALSE |
| # else : |
| # return main.TRUE |
| # |
| # def getMacAddress(self,host): |
| # ''' |
| # Verifies the host's ip configured or not. |
| # ''' |
| # if self.handle : |
| # response = self.execute(cmd=host+" ifconfig",prompt="mininet>",timeout=10) |
| |
| # pattern = "HWaddr\s(((\d|\w)+:)+(\d|\w))" |
| # mac_address_search = re.search(pattern, response) |
| # main.log.info("Mac-Address of Host "+host +" is "+mac_address_search.group(1)) |
| # return mac_address_search.group(1) |
| # else : |
| # main.log.error("Connection failed to the host") |
| # def getIPAddress(self,host): |
| # ''' |
| # Verifies the host's ip configured or not. |
| # ''' |
| # if self.handle : |
| # response = self.execute(cmd=host+" ifconfig",prompt="mininet>",timeout=10) |
| |
| # pattern = "inet\saddr:(\d+\.\d+\.\d+\.\d+)" |
| # ip_address_search = re.search(pattern, response) |
| # main.log.info("IP-Address of Host "+host +" is "+ip_address_search.group(1)) |
| # return ip_address_search.group(1) |
| # else : |
| # main.log.error("Connection failed to the host") |
| # |
| # def dump(self): |
| # main.log.info("Dump node info") |
| # self.execute(cmd = 'dump',prompt = 'mininet>',timeout = 10) |
| # return main.TRUE |
| # |
| # def intfs(self): |
| # main.log.info("List interfaces") |
| # self.execute(cmd = 'intfs',prompt = 'mininet>',timeout = 10) |
| # return main.TRUE |
| # |
| # def net(self): |
| # main.log.info("List network connections") |
| # self.execute(cmd = 'net',prompt = 'mininet>',timeout = 10) |
| # return main.TRUE |
| # |
| # def iperf(self): |
| # main.log.info("Simple iperf TCP test between two (optionally specified) hosts") |
| # self.execute(cmd = 'iperf',prompt = 'mininet>',timeout = 10) |
| # return main.TRUE |
| # |
| # def iperfudp(self): |
| # main.log.info("Simple iperf TCP test between two (optionally specified) hosts") |
| # self.execute(cmd = 'iperfudp',prompt = 'mininet>',timeout = 10) |
| # return main.TRUE |
| # |
| # def nodes(self): |
| # main.log.info("List all nodes.") |
| # self.execute(cmd = 'nodes',prompt = 'mininet>',timeout = 10) |
| # return main.TRUE |
| # |
| # def pingpair(self): |
| # main.log.infoe("Ping between first two hosts") |
| # self.execute(cmd = 'pingpair',prompt = 'mininet>',timeout = 20) |
| # |
| # if utilities.assert_matches(expect='0% packet loss',actual=response,onpass="No Packet loss",onfail="Hosts not reachable"): |
| # main.log.info("Ping between two hosts SUCCESS") |
| # main.last_result = main.TRUE |
| # return main.TRUE |
| # else : |
| # main.log.error("PACKET LOST, HOSTS NOT REACHABLE") |
| # main.last_result = main.FALSE |
| # return main.FALSE |
| # |
| # def link(self,**linkargs): |
| # ''' |
| # Bring link(s) between two nodes up or down |
| # ''' |
| # main.log.info('Bring link(s) between two nodes up or down') |
| # args = utilities.parse_args(["END1","END2","OPTION"],**linkargs) |
| # end1 = args["END1"] if args["END1"] != None else "" |
| # end2 = args["END2"] if args["END2"] != None else "" |
| # option = args["OPTION"] if args["OPTION"] != None else "" |
| # command = "link "+str(end1) + " " + str(end2)+ " " + str(option) |
| # response = self.execute(cmd=command,prompt="mininet>",timeout=10) |
| # return main.TRUE |
| # |
| |
| # def dpctl(self,**dpctlargs): |
| # ''' |
| # Run dpctl command on all switches. |
| # ''' |
| # main.log.info('Run dpctl command on all switches') |
| # args = utilities.parse_args(["CMD","ARGS"],**dpctlargs) |
| # cmd = args["CMD"] if args["CMD"] != None else "" |
| # cmdargs = args["ARGS"] if args["ARGS"] != None else "" |
| # command = "dpctl "+cmd + " " + str(cmdargs) |
| # response = self.execute(cmd=command,prompt="mininet>",timeout=10) |
| # return main.TRUE |
| # |
| # |
| # def get_version(self): |
| # file_input = path+'/lib/Mininet/INSTALL' |
| # version = super(Mininet, self).get_version() |
| # pattern = 'Mininet\s\w\.\w\.\w\w*' |
| # for line in open(file_input,'r').readlines(): |
| # result = re.match(pattern, line) |
| # if result: |
| # version = result.group(0) |
| # |
| # |
| # return version |
| |
| def disconnect(self): |
| ''' |
| Called at the end of the test to disconnect the handle. |
| ''' |
| response = '' |
| #print "Disconnecting Mininet" |
| if self.handle: |
| self.handle.sendline("exit") |
| self.handle.expect("exit") |
| self.handle.expect("(.*)") |
| response = self.handle.before |
| |
| else : |
| main.log.error("Connection failed to the host") |
| response = main.FALSE |
| return response |
| |
| if __name__ != "__main__": |
| import sys |
| sys.modules[__name__] = RemoteMininetDriver() |