andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 1 | #!/usr/bin/env python |
| 2 | |
| 3 | ''' |
| 4 | This driver enters the onos> prompt to issue commands. |
| 5 | |
| 6 | Please follow the coding style demonstrated by existing |
| 7 | functions and document properly. |
| 8 | |
| 9 | If you are a contributor to the driver, please |
| 10 | list your email here for future contact: |
| 11 | |
| 12 | jhall@onlab.us |
| 13 | andrew@onlab.us |
| 14 | |
| 15 | OCT 13 2014 |
| 16 | |
| 17 | ''' |
| 18 | |
| 19 | import sys |
| 20 | import time |
| 21 | import pexpect |
| 22 | import re |
| 23 | import traceback |
| 24 | import os.path |
| 25 | import pydoc |
| 26 | sys.path.append("../") |
| 27 | from drivers.common.clidriver import CLI |
| 28 | |
| 29 | class OnosCliDriver(CLI): |
| 30 | |
| 31 | def __init__(self): |
| 32 | ''' |
| 33 | Initialize client |
| 34 | ''' |
| 35 | super(CLI, self).__init__() |
| 36 | |
| 37 | def connect(self,**connectargs): |
| 38 | ''' |
| 39 | Creates ssh handle for ONOS cli. |
| 40 | ''' |
| 41 | try: |
| 42 | for key in connectargs: |
| 43 | vars(self)[key] = connectargs[key] |
| 44 | self.home = "~/ONOS" |
| 45 | for key in self.options: |
| 46 | if key == "home": |
| 47 | self.home = self.options['home'] |
| 48 | break |
| 49 | |
| 50 | |
| 51 | self.name = self.options['name'] |
| 52 | self.handle = super(OnosCliDriver,self).connect( |
| 53 | user_name = self.user_name, |
| 54 | ip_address = self.ip_address, |
| 55 | port = self.port, |
| 56 | pwd = self.pwd, |
| 57 | home = self.home) |
| 58 | |
| 59 | self.handle.sendline("cd "+ self.home) |
| 60 | self.handle.expect("\$") |
| 61 | if self.handle: |
| 62 | return self.handle |
| 63 | else : |
| 64 | main.log.info("NO ONOS HANDLE") |
| 65 | return main.FALSE |
| 66 | except pexpect.EOF: |
| 67 | main.log.error(self.name + ": EOF exception found") |
| 68 | main.log.error(self.name + ": " + self.handle.before) |
| 69 | main.cleanup() |
| 70 | main.exit() |
| 71 | except: |
| 72 | main.log.info(self.name + ":::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::") |
| 73 | main.log.error( traceback.print_exc() ) |
| 74 | main.log.info(":::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::") |
| 75 | main.cleanup() |
| 76 | main.exit() |
| 77 | |
| 78 | def disconnect(self): |
| 79 | ''' |
| 80 | Called when Test is complete to disconnect the ONOS handle. |
| 81 | ''' |
| 82 | response = '' |
| 83 | try: |
andrewonlab | 2a6c934 | 2014-10-16 13:40:15 -0400 | [diff] [blame] | 84 | self.handle.sendline("") |
| 85 | self.handle.expect("onos>") |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 86 | self.handle.sendline("system:shutdown") |
| 87 | self.handle.expect("Confirm") |
andrewonlab | 2a6c934 | 2014-10-16 13:40:15 -0400 | [diff] [blame] | 88 | self.handle.sendline("yes") |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 89 | self.handle.expect("\$") |
| 90 | |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 91 | except pexpect.EOF: |
| 92 | main.log.error(self.name + ": EOF exception found") |
| 93 | main.log.error(self.name + ": " + self.handle.before) |
| 94 | except: |
| 95 | main.log.error(self.name + ": Connection failed to the host") |
| 96 | response = main.FALSE |
| 97 | return response |
| 98 | |
| 99 | def set_cell(self, cellname): |
| 100 | ''' |
| 101 | Calls 'cell <name>' to set the environment variables on ONOSbench |
| 102 | |
| 103 | Before issuing any cli commands, set the environment variable first. |
| 104 | ''' |
| 105 | try: |
| 106 | if not cellname: |
| 107 | main.log.error("Must define cellname") |
| 108 | main.cleanup() |
| 109 | main.exit() |
| 110 | else: |
| 111 | self.handle.sendline("cell "+str(cellname)) |
| 112 | #Expect the cellname in the ONOS_CELL variable. |
| 113 | #Note that this variable name is subject to change |
| 114 | # and that this driver will have to change accordingly |
| 115 | self.handle.expect("ONOS_CELL="+str(cellname)) |
| 116 | handle_before = self.handle.before |
| 117 | handle_after = self.handle.after |
| 118 | #Get the rest of the handle |
| 119 | self.handle.sendline("") |
| 120 | self.handle.expect("\$") |
| 121 | handle_more = self.handle.before |
| 122 | |
| 123 | main.log.info("Cell call returned: "+handle_before+ |
| 124 | handle_after + handle_more) |
| 125 | |
| 126 | return main.TRUE |
| 127 | |
| 128 | except pexpect.EOF: |
| 129 | main.log.error(self.name + ": EOF exception found") |
| 130 | main.log.error(self.name + ": " + self.handle.before) |
| 131 | main.cleanup() |
| 132 | main.exit() |
| 133 | except: |
| 134 | main.log.info(self.name+" ::::::") |
| 135 | main.log.error( traceback.print_exc()) |
| 136 | main.log.info(self.name+" ::::::") |
| 137 | main.cleanup() |
| 138 | main.exit() |
| 139 | |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 140 | def start_onos_cli(self, ONOS_ip): |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 141 | try: |
| 142 | self.handle.sendline("") |
| 143 | self.handle.expect("\$") |
| 144 | |
| 145 | #Wait for onos start (-w) and enter onos cli |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 146 | self.handle.sendline("onos -w "+str(ONOS_ip)) |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 147 | self.handle.expect("onos>") |
| 148 | |
| 149 | except pexpect.EOF: |
| 150 | main.log.error(self.name + ": EOF exception found") |
| 151 | main.log.error(self.name + ": " + self.handle.before) |
| 152 | main.cleanup() |
| 153 | main.exit() |
| 154 | except: |
| 155 | main.log.info(self.name+" ::::::") |
| 156 | main.log.error( traceback.print_exc()) |
| 157 | main.log.info(self.name+" ::::::") |
| 158 | main.cleanup() |
| 159 | main.exit() |
| 160 | |
andrewonlab | a18f6bf | 2014-10-13 19:31:54 -0400 | [diff] [blame] | 161 | def sendline(self, cmd_str): |
| 162 | ''' |
| 163 | Send a completely user specified string to |
| 164 | the onos> prompt. Use this function if you have |
| 165 | a very specific command to send. |
| 166 | |
| 167 | Warning: There are no sanity checking to commands |
| 168 | sent using this method. |
| 169 | ''' |
| 170 | try: |
| 171 | self.handle.sendline("") |
| 172 | self.handle.expect("onos>") |
| 173 | |
| 174 | self.handle.sendline(cmd_str) |
| 175 | self.handle.expect("onos>") |
| 176 | |
| 177 | handle = self.handle.before |
| 178 | |
| 179 | self.handle.sendline("") |
| 180 | self.handle.expect("onos>") |
| 181 | |
| 182 | handle += self.handle.before |
| 183 | handle += self.handle.after |
| 184 | |
| 185 | main.log.info("Command sent.") |
| 186 | |
| 187 | return handle |
| 188 | except pexpect.EOF: |
| 189 | main.log.error(self.name + ": EOF exception found") |
| 190 | main.log.error(self.name + ": " + self.handle.before) |
| 191 | main.cleanup() |
| 192 | main.exit() |
| 193 | except: |
| 194 | main.log.info(self.name+" ::::::") |
| 195 | main.log.error( traceback.print_exc()) |
| 196 | main.log.info(self.name+" ::::::") |
| 197 | main.cleanup() |
| 198 | main.exit() |
| 199 | |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 200 | #IMPORTANT NOTE: |
| 201 | #For all cli commands, naming convention should match |
| 202 | #the cli command replacing ':' with '_'. |
| 203 | #Ex) onos:topology > onos_topology |
| 204 | # onos:links > onos_links |
| 205 | # feature:list > feature_list |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 206 | |
| 207 | def add_node(self, node_id, ONOS_ip, tcp_port=""): |
| 208 | ''' |
| 209 | Adds a new cluster node by ID and address information. |
| 210 | Required: |
| 211 | * node_id |
| 212 | * ONOS_ip |
| 213 | Optional: |
| 214 | * tcp_port |
| 215 | ''' |
| 216 | try: |
| 217 | self.handle.sendline("") |
| 218 | self.handle.expect("onos>") |
| 219 | |
| 220 | self.handle.sendline("add-node "+ |
| 221 | str(node_id)+" "+ |
| 222 | str(ONOS_ip)+" "+ |
| 223 | str(tcp_port)) |
| 224 | |
| 225 | i = self.handle.expect([ |
| 226 | "Error", |
| 227 | "onos>" ]) |
| 228 | |
| 229 | #Clear handle to get previous output |
| 230 | self.handle.sendline("") |
| 231 | self.handle.expect("onos>") |
| 232 | |
| 233 | handle = self.handle.before |
| 234 | |
| 235 | if i == 0: |
| 236 | main.log.error("Error in adding node") |
| 237 | main.log.error(handle) |
| 238 | return main.FALSE |
| 239 | else: |
| 240 | main.log.info("Node "+str(ONOS_ip)+" added") |
| 241 | return main.TRUE |
| 242 | |
| 243 | except pexpect.EOF: |
| 244 | main.log.error(self.name + ": EOF exception found") |
| 245 | main.log.error(self.name + ": " + self.handle.before) |
| 246 | main.cleanup() |
| 247 | main.exit() |
| 248 | except: |
| 249 | main.log.info(self.name+" ::::::") |
| 250 | main.log.error( traceback.print_exc()) |
| 251 | main.log.info(self.name+" ::::::") |
| 252 | main.cleanup() |
| 253 | main.exit() |
| 254 | |
andrewonlab | 86dc308 | 2014-10-13 18:18:38 -0400 | [diff] [blame] | 255 | def remove_node(self, node_id): |
| 256 | ''' |
| 257 | Removes a cluster by ID |
| 258 | Issues command: 'remove-node [<node-id>]' |
| 259 | Required: |
| 260 | * node_id |
| 261 | ''' |
| 262 | try: |
| 263 | self.handle.sendline("") |
| 264 | self.handle.expect("onos>") |
| 265 | |
| 266 | self.handle.sendline("remove-node "+str(node_id)) |
| 267 | self.handle.expect("onos>") |
| 268 | |
| 269 | return main.TRUE |
| 270 | |
| 271 | except pexpect.EOF: |
| 272 | main.log.error(self.name + ": EOF exception found") |
| 273 | main.log.error(self.name + ": " + self.handle.before) |
| 274 | main.cleanup() |
| 275 | main.exit() |
| 276 | except: |
| 277 | main.log.info(self.name+" ::::::") |
| 278 | main.log.error( traceback.print_exc()) |
| 279 | main.log.info(self.name+" ::::::") |
| 280 | main.cleanup() |
| 281 | main.exit() |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 282 | |
andrewonlab | 7c21157 | 2014-10-15 16:45:20 -0400 | [diff] [blame] | 283 | def nodes(self): |
| 284 | ''' |
| 285 | List the nodes currently visible |
| 286 | Issues command: 'nodes' |
| 287 | Returns: entire handle of list of nodes |
| 288 | ''' |
| 289 | try: |
| 290 | self.handle.sendline("") |
| 291 | self.handle.expect("onos>") |
| 292 | |
| 293 | self.handle.sendline("nodes") |
| 294 | self.handle.expect("onos>") |
| 295 | |
| 296 | self.handle.sendline("") |
| 297 | self.handle.expect("onos>") |
| 298 | |
| 299 | handle = self.handle.before |
| 300 | |
| 301 | return handle |
| 302 | |
| 303 | except pexpect.EOF: |
| 304 | main.log.error(self.name + ": EOF exception found") |
| 305 | main.log.error(self.name + ": " + self.handle.before) |
| 306 | main.cleanup() |
| 307 | main.exit() |
| 308 | except: |
| 309 | main.log.info(self.name+" ::::::") |
| 310 | main.log.error( traceback.print_exc()) |
| 311 | main.log.info(self.name+" ::::::") |
| 312 | main.cleanup() |
| 313 | main.exit() |
| 314 | |
andrewonlab | 38d6ae2 | 2014-10-15 14:23:45 -0400 | [diff] [blame] | 315 | def topology(self): |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 316 | ''' |
| 317 | Shows the current state of the topology |
| 318 | by issusing command: 'onos> onos:topology' |
| 319 | ''' |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 320 | try: |
| 321 | self.handle.sendline("") |
| 322 | self.handle.expect("onos>") |
andrewonlab | 38d6ae2 | 2014-10-15 14:23:45 -0400 | [diff] [blame] | 323 | #either onos:topology or 'topology' will work in CLI |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 324 | self.handle.sendline("onos:topology") |
| 325 | self.handle.expect("onos>") |
| 326 | |
| 327 | handle = self.handle.before |
| 328 | |
| 329 | main.log.info("onos:topology returned: " + |
| 330 | str(handle)) |
| 331 | |
| 332 | return handle |
| 333 | |
| 334 | except pexpect.EOF: |
| 335 | main.log.error(self.name + ": EOF exception found") |
| 336 | main.log.error(self.name + ": " + self.handle.before) |
| 337 | main.cleanup() |
| 338 | main.exit() |
| 339 | except: |
| 340 | main.log.info(self.name+" ::::::") |
| 341 | main.log.error( traceback.print_exc()) |
| 342 | main.log.info(self.name+" ::::::") |
| 343 | main.cleanup() |
| 344 | main.exit() |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 345 | |
| 346 | def feature_install(self, feature_str): |
| 347 | ''' |
| 348 | Installs a specified feature |
| 349 | by issuing command: 'onos> feature:install <feature_str>' |
| 350 | ''' |
| 351 | try: |
| 352 | self.handle.sendline("") |
| 353 | self.handle.expect("onos>") |
| 354 | |
| 355 | self.handle.sendline("feature:install "+str(feature_str)) |
| 356 | self.handle.expect("onos>") |
| 357 | |
| 358 | return main.TRUE |
| 359 | |
| 360 | except pexpect.EOF: |
| 361 | main.log.error(self.name + ": EOF exception found") |
| 362 | main.log.error(self.name + ": " + self.handle.before) |
| 363 | main.cleanup() |
| 364 | main.exit() |
| 365 | except: |
| 366 | main.log.info(self.name+" ::::::") |
| 367 | main.log.error( traceback.print_exc()) |
| 368 | main.log.info(self.name+" ::::::") |
| 369 | main.cleanup() |
| 370 | main.exit() |
| 371 | |
| 372 | def feature_uninstall(self, feature_str): |
| 373 | ''' |
| 374 | Uninstalls a specified feature |
| 375 | by issuing command: 'onos> feature:uninstall <feature_str>' |
| 376 | ''' |
| 377 | try: |
| 378 | self.handle.sendline("") |
| 379 | self.handle.expect("onos>") |
| 380 | |
| 381 | self.handle.sendline("feature:uninstall "+str(feature_str)) |
| 382 | self.handle.expect("onos>") |
| 383 | |
| 384 | return main.TRUE |
| 385 | |
| 386 | except pexpect.EOF: |
| 387 | main.log.error(self.name + ": EOF exception found") |
| 388 | main.log.error(self.name + ": " + self.handle.before) |
| 389 | main.cleanup() |
| 390 | main.exit() |
| 391 | except: |
| 392 | main.log.info(self.name+" ::::::") |
| 393 | main.log.error( traceback.print_exc()) |
| 394 | main.log.info(self.name+" ::::::") |
| 395 | main.cleanup() |
| 396 | main.exit() |
andrewonlab | 95ce832 | 2014-10-13 14:12:04 -0400 | [diff] [blame] | 397 | |
andrewonlab | 86dc308 | 2014-10-13 18:18:38 -0400 | [diff] [blame] | 398 | def devices(self, grep_str=""): |
| 399 | ''' |
| 400 | Lists all infrastructure devices |
| 401 | Optional argument: |
| 402 | * grep_str - pass in a string to grep |
| 403 | ''' |
| 404 | try: |
| 405 | self.handle.sendline("") |
| 406 | self.handle.expect("onos>") |
| 407 | |
| 408 | if not grep_str: |
| 409 | self.handle.sendline("devices") |
| 410 | self.handle.expect("onos>") |
| 411 | else: |
| 412 | self.handle.sendline("devices | grep '"+ |
| 413 | str(grep_str)+"'") |
| 414 | self.handle.expect("onos>") |
| 415 | |
| 416 | handle = self.handle.before |
| 417 | handle += self.handle.after |
| 418 | |
| 419 | self.handle.sendline("") |
| 420 | self.handle.expect("onos>") |
| 421 | |
| 422 | handle += self.handle.before |
| 423 | handle += self.handle.after |
| 424 | |
| 425 | return handle |
andrewonlab | 7c21157 | 2014-10-15 16:45:20 -0400 | [diff] [blame] | 426 | |
| 427 | except pexpect.EOF: |
| 428 | main.log.error(self.name + ": EOF exception found") |
| 429 | main.log.error(self.name + ": " + self.handle.before) |
| 430 | main.cleanup() |
| 431 | main.exit() |
| 432 | except: |
| 433 | main.log.info(self.name+" ::::::") |
| 434 | main.log.error( traceback.print_exc()) |
| 435 | main.log.info(self.name+" ::::::") |
| 436 | main.cleanup() |
| 437 | main.exit() |
| 438 | |
| 439 | def device_role(self, device_id, node_id, role): |
| 440 | ''' |
| 441 | Set device role for specified device and node with role |
| 442 | Required: |
| 443 | * device_id : may be obtained by function get_all_devices_id |
| 444 | * node_id : may be obtained by function get_all_nodes_id |
| 445 | * role: specify one of the following roles: |
| 446 | - master |
| 447 | - standby |
| 448 | - none |
| 449 | ''' |
| 450 | try: |
| 451 | self.handle.sendline("") |
| 452 | self.handle.expect("onos>") |
| 453 | |
| 454 | self.handle.sendline("device-role "+ |
| 455 | str(device_id) + " " + |
| 456 | str(node_id) + " " + |
| 457 | str(role)) |
| 458 | i = self.handle.expect([ |
| 459 | "Error", |
| 460 | "onos>"]) |
| 461 | |
| 462 | self.handle.sendline("") |
| 463 | self.handle.expect("onos>") |
| 464 | |
| 465 | handle = self.handle.before |
| 466 | |
| 467 | if i == 0: |
| 468 | main.log.error("device-role command returned error") |
| 469 | return handle |
| 470 | else: |
| 471 | return main.TRUE |
| 472 | |
andrewonlab | 86dc308 | 2014-10-13 18:18:38 -0400 | [diff] [blame] | 473 | except pexpect.EOF: |
| 474 | main.log.error(self.name + ": EOF exception found") |
| 475 | main.log.error(self.name + ": " + self.handle.before) |
| 476 | main.cleanup() |
| 477 | main.exit() |
| 478 | except: |
| 479 | main.log.info(self.name+" ::::::") |
| 480 | main.log.error( traceback.print_exc()) |
| 481 | main.log.info(self.name+" ::::::") |
| 482 | main.cleanup() |
| 483 | main.exit() |
andrewonlab | 2a6c934 | 2014-10-16 13:40:15 -0400 | [diff] [blame] | 484 | |
andrewonlab | 3e15ead | 2014-10-15 14:21:34 -0400 | [diff] [blame] | 485 | def paths(self, src_id, dst_id): |
| 486 | ''' |
| 487 | Returns string of paths, and the cost. |
| 488 | Issues command: onos:paths <src> <dst> |
| 489 | ''' |
| 490 | try: |
| 491 | self.handle.sendline("") |
| 492 | self.handle.expect("onos>") |
| 493 | |
| 494 | self.handle.sendline("onos:paths "+ |
| 495 | str(src_id) + " " + str(dst_id)) |
| 496 | i = self.handle.expect([ |
| 497 | "Error", |
| 498 | "onos>"]) |
| 499 | |
| 500 | self.handle.sendline("") |
| 501 | self.handle.expect("onos>") |
| 502 | |
| 503 | handle = self.handle.before |
| 504 | |
| 505 | if i == 0: |
| 506 | main.log.error("Error in getting paths") |
andrewonlab | 7c21157 | 2014-10-15 16:45:20 -0400 | [diff] [blame] | 507 | return (handle, "Error") |
andrewonlab | 3e15ead | 2014-10-15 14:21:34 -0400 | [diff] [blame] | 508 | else: |
| 509 | path = handle.split(";")[0] |
| 510 | cost = handle.split(";")[1] |
| 511 | return (path, cost) |
| 512 | |
| 513 | except pexpect.EOF: |
| 514 | main.log.error(self.name + ": EOF exception found") |
| 515 | main.log.error(self.name + ": " + self.handle.before) |
| 516 | main.cleanup() |
| 517 | main.exit() |
| 518 | except: |
| 519 | main.log.info(self.name+" ::::::") |
| 520 | main.log.error( traceback.print_exc()) |
| 521 | main.log.info(self.name+" ::::::") |
| 522 | main.cleanup() |
| 523 | main.exit() |
| 524 | |
andrewonlab | 3e15ead | 2014-10-15 14:21:34 -0400 | [diff] [blame] | 525 | #Wrapper functions **************** |
andrewonlab | 7e4d2d3 | 2014-10-15 13:23:21 -0400 | [diff] [blame] | 526 | #Wrapper functions use existing driver |
| 527 | #functions and extends their use case. |
| 528 | #For example, we may use the output of |
| 529 | #a normal driver function, and parse it |
| 530 | #using a wrapper function |
andrewonlab | c2d05aa | 2014-10-13 16:51:10 -0400 | [diff] [blame] | 531 | |
andrewonlab | 7e4d2d3 | 2014-10-15 13:23:21 -0400 | [diff] [blame] | 532 | def get_all_devices_id(self): |
| 533 | ''' |
| 534 | Use 'devices' function to obtain list of all devices |
| 535 | and parse the result to obtain a list of all device |
| 536 | id's. Returns this list. Returns empty list if no |
| 537 | devices exist |
| 538 | List is ordered sequentially |
andrewonlab | 3e15ead | 2014-10-15 14:21:34 -0400 | [diff] [blame] | 539 | |
| 540 | This function may be useful if you are not sure of the |
| 541 | device id, and wish to execute other commands using |
| 542 | the ids. By obtaining the list of device ids on the fly, |
| 543 | you can iterate through the list to get mastership, etc. |
andrewonlab | 7e4d2d3 | 2014-10-15 13:23:21 -0400 | [diff] [blame] | 544 | ''' |
| 545 | try: |
| 546 | #Call devices and store result string |
| 547 | devices_str = self.devices() |
| 548 | id_list = [] |
| 549 | |
| 550 | if not devices_str: |
| 551 | main.log.info("There are no devices to get id from") |
| 552 | return id_list |
| 553 | |
| 554 | #Split the string into list by comma |
| 555 | device_list = devices_str.split(",") |
| 556 | #Get temporary list of all arguments with string 'id=' |
| 557 | temp_list = [dev for dev in device_list if "id=" in dev] |
| 558 | #Split list further into arguments before and after string |
| 559 | # 'id='. Get the latter portion (the actual device id) and |
| 560 | # append to id_list |
| 561 | for arg in temp_list: |
| 562 | id_list.append(arg.split("id=")[1]) |
| 563 | |
| 564 | return id_list |
| 565 | |
| 566 | except pexpect.EOF: |
| 567 | main.log.error(self.name + ": EOF exception found") |
| 568 | main.log.error(self.name + ": " + self.handle.before) |
| 569 | main.cleanup() |
| 570 | main.exit() |
| 571 | except: |
| 572 | main.log.info(self.name+" ::::::") |
| 573 | main.log.error( traceback.print_exc()) |
| 574 | main.log.info(self.name+" ::::::") |
| 575 | main.cleanup() |
| 576 | main.exit() |
| 577 | |
andrewonlab | 7c21157 | 2014-10-15 16:45:20 -0400 | [diff] [blame] | 578 | def get_all_nodes_id(self): |
| 579 | ''' |
| 580 | Uses 'nodes' function to obtain list of all nodes |
| 581 | and parse the result of nodes to obtain just the |
| 582 | node id's. |
| 583 | Returns: |
| 584 | list of node id's |
| 585 | ''' |
| 586 | try: |
| 587 | nodes_str = self.nodes() |
| 588 | id_list = [] |
| 589 | |
| 590 | if not nodes_str: |
| 591 | main.log.info("There are no nodes to get id from") |
| 592 | return id_list |
| 593 | |
| 594 | #Sample nodes_str output |
| 595 | #id=local, address=127.0.0.1:9876, state=ACTIVE * |
| 596 | |
| 597 | #Split the string into list by comma |
| 598 | nodes_list = nodes_str.split(",") |
| 599 | temp_list = [node for node in nodes_list if "id=" in node] |
| 600 | for arg in temp_list: |
| 601 | id_list.append(arg.split("id=")[1]) |
| 602 | |
| 603 | return id_list |
| 604 | |
| 605 | except pexpect.EOF: |
| 606 | main.log.error(self.name + ": EOF exception found") |
| 607 | main.log.error(self.name + ": " + self.handle.before) |
| 608 | main.cleanup() |
| 609 | main.exit() |
| 610 | except: |
| 611 | main.log.info(self.name+" ::::::") |
| 612 | main.log.error( traceback.print_exc()) |
| 613 | main.log.info(self.name+" ::::::") |
| 614 | main.cleanup() |
| 615 | main.exit() |
andrewonlab | 7e4d2d3 | 2014-10-15 13:23:21 -0400 | [diff] [blame] | 616 | |
| 617 | #*********************************** |