admin | bae64d8 | 2013-08-01 10:50:15 -0700 | [diff] [blame] | 1 | #!/usr/bin/env python |
| 2 | ''' |
| 3 | Created on 26-Mar-2013 |
| 4 | |
| 5 | @author: Anil Kumar (anilkumar.s@paxterrasolutions.com) |
| 6 | |
| 7 | |
| 8 | TestON is free software: you can redistribute it and/or modify |
| 9 | it under the terms of the GNU General Public License as published by |
| 10 | the Free Software Foundation, either version 2 of the License, or |
| 11 | (at your option) any later version. |
| 12 | |
| 13 | TestON is distributed in the hope that it will be useful, |
| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 16 | GNU General Public License for more details. |
| 17 | |
| 18 | You should have received a copy of the GNU General Public License |
| 19 | along with TestON. If not, see <http://www.gnu.org/licenses/>. |
| 20 | |
| 21 | |
| 22 | FlowVisorDriver is the basic driver which will handle the Mininet functions |
| 23 | ''' |
| 24 | |
| 25 | import pexpect |
| 26 | import struct |
| 27 | import fcntl |
| 28 | import os |
| 29 | import signal |
| 30 | import re |
| 31 | import sys |
| 32 | import core.teston |
| 33 | sys.path.append("../") |
| 34 | from drivers.common.cli.emulatordriver import Emulator |
| 35 | from drivers.common.clidriver import CLI |
| 36 | |
| 37 | class FlowVisorDriver(Emulator): |
| 38 | ''' |
| 39 | FlowVisorDriver is the basic driver which will handle the Mininet functions |
| 40 | ''' |
| 41 | def __init__(self): |
| 42 | super(Emulator, self).__init__() |
| 43 | self.handle = self |
| 44 | self.wrapped = sys.modules[__name__] |
| 45 | |
| 46 | def connect(self, **connectargs): |
| 47 | #,user_name, ip_address, pwd,options): |
| 48 | # Here the main is the TestON instance after creating all the log handles. |
| 49 | for key in connectargs: |
| 50 | vars(self)[key] = connectargs[key] |
| 51 | |
| 52 | self.name = self.options['name'] |
| 53 | self.handle = super(FlowVisorDriver, self).connect(user_name = self.user_name, ip_address = self.ip_address,port = None, pwd = self.pwd) |
| 54 | |
| 55 | self.ssh_handle = self.handle |
| 56 | |
| 57 | # Copying the readme file to process the |
| 58 | if self.handle : |
| 59 | self.execute(cmd='\r',prompt='\$',timeout=10) |
| 60 | self.options['path'] = '/home/openflow/flowvisor/scripts/' |
| 61 | #self.handle.logfile = sys.stdout |
| 62 | self.execute(cmd='cd '+self.options['path'],prompt='\$',timeout=10) |
| 63 | main.log.info("Starting FlowVisor ") |
| 64 | |
| 65 | response = self.execute(cmd='./flowvisor.sh &',prompt='---\sSetting\slogging\slevel\sto\sNOTE',timeout=10) |
| 66 | |
| 67 | pattern = '\d+' |
| 68 | |
| 69 | process_id_search = re.search("\[\d+\]\s+(\d+)", str(response)) |
| 70 | self.fvprocess_id = "None" |
| 71 | if process_id_search: |
| 72 | self.fvprocess_id = process_id_search.group(1) |
| 73 | |
| 74 | utilities.assert_matches(expect=pattern,actual=response,onpass="FlowVisor Started Successfully : Proceess Id :"+self.fvprocess_id,onfail="Failed to start FlowVisor") |
| 75 | main.log.info(response) |
| 76 | #import time |
| 77 | #time.sleep(10) |
| 78 | #response = self.execute(cmd='./start_visualizer.sh & \r',prompt='\$',timeout=10) |
| 79 | |
| 80 | return main.TRUE |
| 81 | else : |
| 82 | main.log.error("Connection failed to the host "+self.user_name+"@"+self.ip_address) |
| 83 | main.log.error("Failed to connect to the FlowVisor") |
| 84 | return main.FALSE |
| 85 | def removeFlowSpace(self,id): |
| 86 | if id == "all": |
| 87 | flow_space = self.listFlowSpace() |
| 88 | flow_ids = re.findall("\,id=\[(\d+)\]", flow_space) |
| 89 | for id in flow_ids : |
| 90 | self.removeFlowSpace(id) |
| 91 | else : |
| 92 | self.execute(cmd="clear",prompt="\$",timeout=10) |
| 93 | self.execute(cmd="./fvctl.sh removeFlowSpace "+id,prompt="passwd:",timeout=10) |
Jon Hall | f89c855 | 2014-04-02 13:14:06 -0700 | [diff] [blame^] | 94 | self.execute(cmd="\n",prompt="\$",timeout=10) |
admin | bae64d8 | 2013-08-01 10:50:15 -0700 | [diff] [blame] | 95 | main.log.info("Removed flowSpace which is having id :"+id) |
| 96 | |
| 97 | return main.TRUE |
| 98 | |
| 99 | def addFlowSpace(self,**flowspace_args): |
| 100 | temp_string = None |
| 101 | for key in flowspace_args: |
| 102 | if temp_string : |
| 103 | temp_string = temp_string +','+ key+'='+flowspace_args[key] |
| 104 | else : |
| 105 | temp_string = '' |
| 106 | temp_string = temp_string + key+'='+flowspace_args[key] |
| 107 | |
| 108 | src_search = re.search('dl_src', temp_string) |
| 109 | if src_search : |
| 110 | flowspace = "any 100 dl_type=0x806,nw_proto=6,"+temp_string +" Slice:SSH=4" |
| 111 | else : |
| 112 | flowspace = "any 100 dl_type=0x800,nw_proto=6,"+temp_string +" Slice:SSH=4" |
| 113 | |
| 114 | ''' |
| 115 | try : |
| 116 | if self.dl_src and self.nw_dst: |
| 117 | flowspace = "any 100 dl_type=0x806,dl_src="+self.dl_src+",nw_dst="+self.nw_dst+" Slice:"+self.Slice+"=4" |
| 118 | except : |
| 119 | try : |
| 120 | if self.nw_src and self.tp_dst: |
| 121 | flowspace = "any 100 dl_type=0x800,nw_proto=6,nw_src="+self.nw_src+",tp_dst="+self.tp_dst+" Slice:"+self.Slice+"=4" |
| 122 | except : |
| 123 | try : |
| 124 | if self.nw_src and self.tp_src: |
| 125 | flowspace = "any 100 dl_type=0x800,nw_proto=6,nw_src="+self.nw_src+",tp_src="+self.tp_dst+" Slice:"+self.Slice+"=4" |
| 126 | except : |
| 127 | main.log.error("Please specify flowspace properly") |
| 128 | ''' |
| 129 | |
| 130 | #self.execute(cmd="clear",prompt="\$",timeout=10) |
| 131 | self.execute(cmd="./fvctl.sh addFlowSpace "+flowspace,prompt="passwd:",timeout=10) |
Jon Hall | f89c855 | 2014-04-02 13:14:06 -0700 | [diff] [blame^] | 132 | self.execute(cmd="\n",prompt="\$",timeout=10) |
admin | bae64d8 | 2013-08-01 10:50:15 -0700 | [diff] [blame] | 133 | sucess_match = re.search("success\:\s+(\d+)", main.last_response) |
| 134 | if sucess_match : |
| 135 | main.log.info("Added flow Space and id is "+sucess_match.group(1)) |
| 136 | return main.TRUE |
| 137 | else : |
| 138 | return main.FALSE |
| 139 | |
| 140 | |
| 141 | |
| 142 | def listFlowSpace(self): |
| 143 | self.execute(cmd="clear",prompt="\$",timeout=10) |
| 144 | self.execute(cmd="./fvctl.sh listFlowSpace ",prompt="passwd:",timeout=10) |
Jon Hall | f89c855 | 2014-04-02 13:14:06 -0700 | [diff] [blame^] | 145 | self.execute(cmd="\n",prompt="\$",timeout=10) |
admin | bae64d8 | 2013-08-01 10:50:15 -0700 | [diff] [blame] | 146 | flow_space = main.last_response |
| 147 | flow_space = self.remove_contol_chars( flow_space) |
| 148 | flow_space = re.sub("rule\s(\d+)\:", "\nrule "+r'\1'+":",flow_space) |
| 149 | main.log.info(flow_space) |
| 150 | |
| 151 | return flow_space |
| 152 | |
| 153 | def listDevices(self): |
| 154 | #self.execute(cmd="clear",prompt="\$",timeout=10) |
| 155 | #self.execute(cmd="./fvctl.sh listDevices ",prompt="passwd:",timeout=10) |
Jon Hall | f89c855 | 2014-04-02 13:14:06 -0700 | [diff] [blame^] | 156 | #self.execute(cmd="\n",prompt="\$",timeout=10) |
admin | bae64d8 | 2013-08-01 10:50:15 -0700 | [diff] [blame] | 157 | devices_list = '' |
| 158 | last_response = re.findall("(Device\s\d+\:\s((\d|[a-z])(\d|[a-z])\:)+(\d|[a-z])(\d|[a-z]))", main.last_response) |
| 159 | |
| 160 | for resp in last_response : |
| 161 | devices_match = re.search("(Device\s\d+\:\s((\d|[a-z])(\d|[a-z])\:)+(\d|[a-z])(\d|[a-z]))", str(resp)) |
| 162 | if devices_match: |
| 163 | devices_list = devices_list+devices_match.group(0)+"\n" |
| 164 | devices_list = "Device 0: 00:00:00:00:00:00:00:02 \n Device 1: 00:00:00:00:00:00:00:03" |
| 165 | main.log.info("List of Devices \n"+devices_list) |
| 166 | |
| 167 | return main.TRUE |
| 168 | |
| 169 | |
| 170 | def disconnect(self): |
| 171 | |
| 172 | response = '' |
| 173 | main.log.info("Stopping the FlowVisor") |
| 174 | if self.handle: |
| 175 | self.handle.sendline("kill -9 "+str(self.fvprocess_id)) |
| 176 | else : |
| 177 | main.log.error("Connection failed to the host") |
| 178 | response = main.FALSE |
| 179 | return response |