| 1 | /********************************************************************** |
| 2 | * Copyright (c) 2012 Ericsson |
| 3 | * |
| 4 | * All rights reserved. This program and the accompanying materials are |
| 5 | * made available under the terms of the Eclipse Public License v1.0 which |
| 6 | * accompanies this distribution, and is available at |
| 7 | * http://www.eclipse.org/legal/epl-v10.html |
| 8 | * |
| 9 | * Contributors: |
| 10 | * Bernd Hufmann - Initial API and implementation |
| 11 | **********************************************************************/ |
| 12 | package org.eclipse.linuxtools.internal.lttng2.ui.views.control.service; |
| 13 | |
| 14 | import java.util.ArrayList; |
| 15 | import java.util.Iterator; |
| 16 | import java.util.List; |
| 17 | import java.util.regex.Matcher; |
| 18 | |
| 19 | import org.eclipse.core.commands.ExecutionException; |
| 20 | import org.eclipse.core.runtime.IProgressMonitor; |
| 21 | import org.eclipse.core.runtime.NullProgressMonitor; |
| 22 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IBaseEventInfo; |
| 23 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IChannelInfo; |
| 24 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IDomainInfo; |
| 25 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IEventInfo; |
| 26 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IFieldInfo; |
| 27 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IProbeEventInfo; |
| 28 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.ISessionInfo; |
| 29 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.IUstProviderInfo; |
| 30 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.LogLevelType; |
| 31 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceEventType; |
| 32 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceLogLevel; |
| 33 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.BaseEventInfo; |
| 34 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.ChannelInfo; |
| 35 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.DomainInfo; |
| 36 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.EventInfo; |
| 37 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.FieldInfo; |
| 38 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.ProbeEventInfo; |
| 39 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.SessionInfo; |
| 40 | import org.eclipse.linuxtools.internal.lttng2.core.control.model.impl.UstProviderInfo; |
| 41 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.logging.ControlCommandLogger; |
| 42 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.messages.Messages; |
| 43 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.preferences.ControlPreferences; |
| 44 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.remote.ICommandResult; |
| 45 | import org.eclipse.linuxtools.internal.lttng2.ui.views.control.remote.ICommandShell; |
| 46 | import org.osgi.framework.Version; |
| 47 | |
| 48 | /** |
| 49 | * <p> |
| 50 | * Service for sending LTTng trace control commands to remote host. |
| 51 | * </p> |
| 52 | * |
| 53 | * @author Bernd Hufmann |
| 54 | */ |
| 55 | public class LTTngControlService implements ILttngControlService { |
| 56 | |
| 57 | // ------------------------------------------------------------------------ |
| 58 | // Attributes |
| 59 | // ------------------------------------------------------------------------ |
| 60 | /** |
| 61 | * The command shell implementation |
| 62 | */ |
| 63 | protected ICommandShell fCommandShell = null; |
| 64 | |
| 65 | /** |
| 66 | * The version string. |
| 67 | */ |
| 68 | protected Version fVersion = null; |
| 69 | |
| 70 | // ------------------------------------------------------------------------ |
| 71 | // Constructors |
| 72 | // ------------------------------------------------------------------------ |
| 73 | |
| 74 | /** |
| 75 | * Constructor |
| 76 | * |
| 77 | * @param shell |
| 78 | * - the command shell implementation to use |
| 79 | */ |
| 80 | public LTTngControlService(ICommandShell shell) { |
| 81 | fCommandShell = shell; |
| 82 | } |
| 83 | |
| 84 | // ------------------------------------------------------------------------ |
| 85 | // Accessors |
| 86 | // ------------------------------------------------------------------------ |
| 87 | /* |
| 88 | * (non-Javadoc) |
| 89 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#getVersion() |
| 90 | */ |
| 91 | @Override |
| 92 | public String getVersion() { |
| 93 | if (fVersion == null) { |
| 94 | return "Unknown"; //$NON-NLS-1$ |
| 95 | } |
| 96 | return fVersion.toString(); |
| 97 | } |
| 98 | |
| 99 | /** |
| 100 | * Sets the version of the LTTng 2.0 control service. |
| 101 | * @param version - a version to set |
| 102 | */ |
| 103 | public void setVersion(String version) { |
| 104 | fVersion = new Version(version); |
| 105 | } |
| 106 | |
| 107 | /* |
| 108 | * (non-Javadoc) |
| 109 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#isVersionSupported(java.lang.String) |
| 110 | */ |
| 111 | @Override |
| 112 | public boolean isVersionSupported(String version) { |
| 113 | Version tmp = new Version(version); |
| 114 | return (fVersion != null && fVersion.compareTo(tmp) >= 0) ? true : false; |
| 115 | } |
| 116 | |
| 117 | // ------------------------------------------------------------------------ |
| 118 | // Operations |
| 119 | // ------------------------------------------------------------------------ |
| 120 | |
| 121 | /* |
| 122 | * (non-Javadoc) |
| 123 | * |
| 124 | * @see |
| 125 | * org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService |
| 126 | * #getSessionNames(org.eclipse.core.runtime.IProgressMonitor) |
| 127 | */ |
| 128 | @Override |
| 129 | public String[] getSessionNames(IProgressMonitor monitor) throws ExecutionException { |
| 130 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_LIST); |
| 131 | |
| 132 | ICommandResult result = executeCommand(command.toString(), monitor); |
| 133 | |
| 134 | // Output: |
| 135 | // Available tracing sessions: |
| 136 | // 1) mysession1 (/home/user/lttng-traces/mysession1-20120123-083928) [inactive] |
| 137 | // 2) mysession (/home/user/lttng-traces/mysession-20120123-083318) [inactive] |
| 138 | // |
| 139 | // Use lttng list <session_name> for more details |
| 140 | |
| 141 | ArrayList<String> retArray = new ArrayList<String>(); |
| 142 | int index = 0; |
| 143 | while (index < result.getOutput().length) { |
| 144 | String line = result.getOutput()[index]; |
| 145 | Matcher matcher = LTTngControlServiceConstants.SESSION_PATTERN.matcher(line); |
| 146 | if (matcher.matches()) { |
| 147 | retArray.add(matcher.group(2).trim()); |
| 148 | } |
| 149 | index++; |
| 150 | } |
| 151 | return retArray.toArray(new String[retArray.size()]); |
| 152 | } |
| 153 | |
| 154 | /* |
| 155 | * (non-Javadoc) |
| 156 | * |
| 157 | * @see |
| 158 | * org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService |
| 159 | * #getSession(java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 160 | */ |
| 161 | @Override |
| 162 | public ISessionInfo getSession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 163 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_LIST, sessionName); |
| 164 | ICommandResult result = executeCommand(command.toString(), monitor); |
| 165 | |
| 166 | int index = 0; |
| 167 | |
| 168 | // Output: |
| 169 | // Tracing session mysession2: [inactive] |
| 170 | // Trace path: /home/eedbhu/lttng-traces/mysession2-20120123-110330 |
| 171 | ISessionInfo sessionInfo = new SessionInfo(sessionName); |
| 172 | |
| 173 | while (index < result.getOutput().length) { |
| 174 | // Tracing session mysession2: [inactive] |
| 175 | // Trace path: /home/eedbhu/lttng-traces/mysession2-20120123-110330 |
| 176 | // |
| 177 | // === Domain: Kernel === |
| 178 | // |
| 179 | String line = result.getOutput()[index]; |
| 180 | Matcher matcher = LTTngControlServiceConstants.TRACE_SESSION_PATTERN.matcher(line); |
| 181 | if (matcher.matches()) { |
| 182 | sessionInfo.setSessionState(matcher.group(2)); |
| 183 | index++; |
| 184 | continue; |
| 185 | } |
| 186 | |
| 187 | matcher = LTTngControlServiceConstants.TRACE_SESSION_PATH_PATTERN.matcher(line); |
| 188 | if (matcher.matches()) { |
| 189 | sessionInfo.setSessionPath(matcher.group(1).trim()); |
| 190 | index++; |
| 191 | continue; |
| 192 | } |
| 193 | |
| 194 | matcher = LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(line); |
| 195 | if (matcher.matches()) { |
| 196 | // Create Domain |
| 197 | IDomainInfo domainInfo = new DomainInfo(Messages.TraceControl_KernelDomainDisplayName); |
| 198 | sessionInfo.addDomain(domainInfo); |
| 199 | |
| 200 | // in domain kernel |
| 201 | ArrayList<IChannelInfo> channels = new ArrayList<IChannelInfo>(); |
| 202 | index = parseDomain(result.getOutput(), index, channels); |
| 203 | |
| 204 | // set channels |
| 205 | domainInfo.setChannels(channels); |
| 206 | |
| 207 | // set kernel flag |
| 208 | domainInfo.setIsKernel(true); |
| 209 | continue; |
| 210 | } |
| 211 | |
| 212 | matcher = LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(line); |
| 213 | if (matcher.matches()) { |
| 214 | IDomainInfo domainInfo = new DomainInfo(Messages.TraceControl_UstGlobalDomainDisplayName); |
| 215 | sessionInfo.addDomain(domainInfo); |
| 216 | |
| 217 | // in domain UST |
| 218 | ArrayList<IChannelInfo> channels = new ArrayList<IChannelInfo>(); |
| 219 | index = parseDomain(result.getOutput(), index, channels); |
| 220 | |
| 221 | // set channels |
| 222 | domainInfo.setChannels(channels); |
| 223 | |
| 224 | // set kernel flag |
| 225 | domainInfo.setIsKernel(false); |
| 226 | continue; |
| 227 | } |
| 228 | index++; |
| 229 | } |
| 230 | return sessionInfo; |
| 231 | } |
| 232 | |
| 233 | /* |
| 234 | * (non-Javadoc) |
| 235 | * |
| 236 | * @see |
| 237 | * org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService |
| 238 | * #getKernelProvider(org.eclipse.core.runtime.IProgressMonitor) |
| 239 | */ |
| 240 | @Override |
| 241 | public List<IBaseEventInfo> getKernelProvider(IProgressMonitor monitor) throws ExecutionException { |
| 242 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_LIST_KERNEL); |
| 243 | ICommandResult result = executeCommand(command.toString(), monitor, false); |
| 244 | |
| 245 | List<IBaseEventInfo> events = new ArrayList<IBaseEventInfo>(); |
| 246 | |
| 247 | if (result.getOutput() != null) { |
| 248 | // Ignore the following 2 cases: |
| 249 | // Spawning a session daemon |
| 250 | // Error: Unable to list kernel events |
| 251 | // or: |
| 252 | // Error: Unable to list kernel events |
| 253 | // |
| 254 | |
| 255 | if ((result.getOutput().length > 0) && (LTTngControlServiceConstants.LIST_KERNEL_NO_KERNEL_PROVIDER_PATTERN.matcher(result.getOutput()[0]).matches()) || |
| 256 | ((result.getOutput().length > 1) && (LTTngControlServiceConstants.LIST_KERNEL_NO_KERNEL_PROVIDER_PATTERN.matcher(result.getOutput()[1]).matches()))) { |
| 257 | return events; |
| 258 | } |
| 259 | } |
| 260 | |
| 261 | if (isError(result)) { |
| 262 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + formatOutput(result)); //$NON-NLS-1$ //$NON-NLS-2$ |
| 263 | } |
| 264 | |
| 265 | // Kernel events: |
| 266 | // ------------- |
| 267 | // sched_kthread_stop (type: tracepoint) |
| 268 | getProviderEventInfo(result.getOutput(), 0, events); |
| 269 | return events; |
| 270 | } |
| 271 | |
| 272 | /* |
| 273 | * (non-Javadoc) |
| 274 | * |
| 275 | * @see |
| 276 | * org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService |
| 277 | * #getUstProvider() |
| 278 | */ |
| 279 | @Override |
| 280 | public List<IUstProviderInfo> getUstProvider() throws ExecutionException { |
| 281 | return getUstProvider(new NullProgressMonitor()); |
| 282 | } |
| 283 | |
| 284 | /* |
| 285 | * (non-Javadoc) |
| 286 | * |
| 287 | * @see |
| 288 | * org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService |
| 289 | * #getUstProvider(org.eclipse.core.runtime.IProgressMonitor) |
| 290 | */ |
| 291 | @Override |
| 292 | public List<IUstProviderInfo> getUstProvider(IProgressMonitor monitor) throws ExecutionException { |
| 293 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_LIST_UST); |
| 294 | |
| 295 | if (isVersionSupported("2.1.0")) { //$NON-NLS-1$ |
| 296 | command.append(LTTngControlServiceConstants.OPTION_FIELDS); |
| 297 | } |
| 298 | |
| 299 | ICommandResult result = executeCommand(command.toString(), monitor); |
| 300 | |
| 301 | // Note that field print-outs exists for version >= 2.1.0 |
| 302 | // |
| 303 | // UST events: |
| 304 | // ------------- |
| 305 | // |
| 306 | // PID: 3635 - Name: |
| 307 | // /home/user/git/lttng-ust/tests/hello.cxx/.libs/lt-hello |
| 308 | // ust_tests_hello:tptest_sighandler (loglevel: TRACE_EMERG0) (type: |
| 309 | // tracepoint) |
| 310 | // ust_tests_hello:tptest (loglevel: TRACE_EMERG0) (type: tracepoint) |
| 311 | // field: doublefield (float) |
| 312 | // field: floatfield (float) |
| 313 | // field: stringfield (string) |
| 314 | // |
| 315 | // PID: 6459 - Name: |
| 316 | // /home/user/git/lttng-ust/tests/hello.cxx/.libs/lt-hello |
| 317 | // ust_tests_hello:tptest_sighandler (loglevel: TRACE_EMERG0) (type: |
| 318 | // tracepoint) |
| 319 | // ust_tests_hello:tptest (loglevel: TRACE_EMERG0) (type: tracepoint) |
| 320 | // field: doublefield (float) |
| 321 | // field: floatfield (float) |
| 322 | // field: stringfield (string) |
| 323 | |
| 324 | List<IUstProviderInfo> allProviders = new ArrayList<IUstProviderInfo>(); |
| 325 | IUstProviderInfo provider = null; |
| 326 | |
| 327 | int index = 0; |
| 328 | while (index < result.getOutput().length) { |
| 329 | String line = result.getOutput()[index]; |
| 330 | Matcher matcher = LTTngControlServiceConstants.UST_PROVIDER_PATTERN.matcher(line); |
| 331 | if (matcher.matches()) { |
| 332 | provider = new UstProviderInfo(matcher.group(2).trim()); |
| 333 | provider.setPid(Integer.valueOf(matcher.group(1).trim())); |
| 334 | List<IBaseEventInfo> events = new ArrayList<IBaseEventInfo>(); |
| 335 | index = getProviderEventInfo(result.getOutput(), ++index, events); |
| 336 | provider.setEvents(events); |
| 337 | allProviders.add(provider); |
| 338 | } else { |
| 339 | index++; |
| 340 | } |
| 341 | |
| 342 | } |
| 343 | return allProviders; |
| 344 | } |
| 345 | |
| 346 | /* |
| 347 | * (non-Javadoc) |
| 348 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#createSession(java.lang.String, java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 349 | */ |
| 350 | @Override |
| 351 | public ISessionInfo createSession(String sessionName, String sessionPath, IProgressMonitor monitor) throws ExecutionException { |
| 352 | |
| 353 | String newName = formatParameter(sessionName); |
| 354 | String newPath = formatParameter(sessionPath); |
| 355 | |
| 356 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_CREATE_SESSION, newName); |
| 357 | |
| 358 | if (newPath != null && !"".equals(newPath)) { //$NON-NLS-1$ |
| 359 | command.append(LTTngControlServiceConstants.OPTION_OUTPUT_PATH); |
| 360 | command.append(newPath); |
| 361 | } |
| 362 | |
| 363 | ICommandResult result = executeCommand(command.toString(), monitor); |
| 364 | |
| 365 | //Session myssession2 created. |
| 366 | //Traces will be written in /home/user/lttng-traces/myssession2-20120209-095418 |
| 367 | String[] output = result.getOutput(); |
| 368 | |
| 369 | // Get and verify session name |
| 370 | Matcher matcher = LTTngControlServiceConstants.CREATE_SESSION_NAME_PATTERN.matcher(output[0]); |
| 371 | String name = null; |
| 372 | |
| 373 | if (matcher.matches()) { |
| 374 | name = String.valueOf(matcher.group(1).trim()); |
| 375 | } else { |
| 376 | // Output format not expected |
| 377 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 378 | Messages.TraceControl_UnexpectedCommandOutputFormat + ":\n" + //$NON-NLS-1$ |
| 379 | formatOutput(result)); |
| 380 | } |
| 381 | |
| 382 | if ((name == null) || (!name.equals(sessionName))) { |
| 383 | // Unexpected name returned |
| 384 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 385 | Messages.TraceControl_UnexpectedNameError + ": " + name); //$NON-NLS-1$ |
| 386 | } |
| 387 | |
| 388 | // Get and verify session path |
| 389 | matcher = LTTngControlServiceConstants.CREATE_SESSION_PATH_PATTERN.matcher(output[1]); |
| 390 | String path = null; |
| 391 | |
| 392 | if (matcher.matches()) { |
| 393 | path = String.valueOf(matcher.group(1).trim()); |
| 394 | } else { |
| 395 | // Output format not expected |
| 396 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 397 | Messages.TraceControl_UnexpectedCommandOutputFormat + ":\n" + //$NON-NLS-1$ |
| 398 | formatOutput(result)); |
| 399 | } |
| 400 | |
| 401 | if ((path == null) || ((sessionPath != null) && (!path.contains(sessionPath)))) { |
| 402 | // Unexpected path |
| 403 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 404 | Messages.TraceControl_UnexpectedPathError + ": " + name); //$NON-NLS-1$ |
| 405 | } |
| 406 | |
| 407 | SessionInfo sessionInfo = new SessionInfo(name); |
| 408 | sessionInfo.setSessionPath(path); |
| 409 | |
| 410 | return sessionInfo; |
| 411 | } |
| 412 | |
| 413 | @Override |
| 414 | public void destroySession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 415 | String newName = formatParameter(sessionName); |
| 416 | |
| 417 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_DESTROY_SESSION, newName); |
| 418 | |
| 419 | ICommandResult result = executeCommand(command.toString(), monitor, false); |
| 420 | String[] output = result.getOutput(); |
| 421 | |
| 422 | if (isError(result) && ((output == null) || (!LTTngControlServiceConstants.SESSION_NOT_FOUND_ERROR_PATTERN.matcher(output[0]).matches()))) { |
| 423 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + formatOutput(result)); //$NON-NLS-1$ //$NON-NLS-2$ |
| 424 | } |
| 425 | //Session <sessionName> destroyed |
| 426 | } |
| 427 | |
| 428 | /* |
| 429 | * (non-Javadoc) |
| 430 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#startSession(java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 431 | */ |
| 432 | @Override |
| 433 | public void startSession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 434 | |
| 435 | String newSessionName = formatParameter(sessionName); |
| 436 | |
| 437 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_START_SESSION, newSessionName); |
| 438 | |
| 439 | executeCommand(command.toString(), monitor); |
| 440 | |
| 441 | //Session <sessionName> started |
| 442 | } |
| 443 | |
| 444 | /* |
| 445 | * (non-Javadoc) |
| 446 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#stopSession(java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 447 | */ |
| 448 | @Override |
| 449 | public void stopSession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 450 | String newSessionName = formatParameter(sessionName); |
| 451 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_STOP_SESSION, newSessionName); |
| 452 | |
| 453 | executeCommand(command.toString(), monitor); |
| 454 | |
| 455 | //Session <sessionName> stopped |
| 456 | |
| 457 | } |
| 458 | |
| 459 | /* |
| 460 | * (non-Javadoc) |
| 461 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#enableChannel(java.lang.String, java.util.List, boolean, org.eclipse.linuxtools.internal.lttng2.ui.views.control.model.IChannelInfo, org.eclipse.core.runtime.IProgressMonitor) |
| 462 | */ |
| 463 | @Override |
| 464 | public void enableChannels(String sessionName, List<String> channelNames, boolean isKernel, IChannelInfo info, IProgressMonitor monitor) throws ExecutionException { |
| 465 | |
| 466 | // no channels to enable |
| 467 | if (channelNames.isEmpty()) { |
| 468 | return; |
| 469 | } |
| 470 | |
| 471 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_CHANNEL); |
| 472 | |
| 473 | for (Iterator<String> iterator = channelNames.iterator(); iterator.hasNext();) { |
| 474 | String channel = iterator.next(); |
| 475 | command.append(channel); |
| 476 | if (iterator.hasNext()) { |
| 477 | command.append(','); |
| 478 | } |
| 479 | } |
| 480 | |
| 481 | if (isKernel) { |
| 482 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 483 | } else { |
| 484 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 485 | } |
| 486 | |
| 487 | String newSessionName = formatParameter(sessionName); |
| 488 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 489 | command.append(newSessionName); |
| 490 | |
| 491 | if (info != null) { |
| 492 | // --discard Discard event when buffers are full (default) |
| 493 | |
| 494 | // --overwrite Flight recorder mode |
| 495 | if (info.isOverwriteMode()) { |
| 496 | command.append(LTTngControlServiceConstants.OPTION_OVERWRITE); |
| 497 | } |
| 498 | // --subbuf-size SIZE Subbuffer size in bytes |
| 499 | // (default: 4096, kernel default: 262144) |
| 500 | command.append(LTTngControlServiceConstants.OPTION_SUB_BUFFER_SIZE); |
| 501 | command.append(String.valueOf(info.getSubBufferSize())); |
| 502 | |
| 503 | // --num-subbuf NUM Number of subbufers |
| 504 | // (default: 8, kernel default: 4) |
| 505 | command.append(LTTngControlServiceConstants.OPTION_NUM_SUB_BUFFERS); |
| 506 | command.append(String.valueOf(info.getNumberOfSubBuffers())); |
| 507 | |
| 508 | // --switch-timer USEC Switch timer interval in usec (default: 0) |
| 509 | command.append(LTTngControlServiceConstants.OPTION_SWITCH_TIMER); |
| 510 | command.append(String.valueOf(info.getSwitchTimer())); |
| 511 | |
| 512 | // --read-timer USEC Read timer interval in usec (default: 200) |
| 513 | command.append(LTTngControlServiceConstants.OPTION_READ_TIMER); |
| 514 | command.append(String.valueOf(info.getReadTimer())); |
| 515 | } |
| 516 | |
| 517 | executeCommand(command.toString(), monitor); |
| 518 | |
| 519 | } |
| 520 | |
| 521 | /* |
| 522 | * (non-Javadoc) |
| 523 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#disableChannel(java.lang.String, java.util.List, org.eclipse.core.runtime.IProgressMonitor) |
| 524 | */ |
| 525 | @Override |
| 526 | public void disableChannels(String sessionName, List<String> channelNames, boolean isKernel, IProgressMonitor monitor) throws ExecutionException { |
| 527 | |
| 528 | // no channels to enable |
| 529 | if (channelNames.isEmpty()) { |
| 530 | return; |
| 531 | } |
| 532 | |
| 533 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_DISABLE_CHANNEL); |
| 534 | |
| 535 | for (Iterator<String> iterator = channelNames.iterator(); iterator.hasNext();) { |
| 536 | String channel = iterator.next(); |
| 537 | command.append(channel); |
| 538 | if (iterator.hasNext()) { |
| 539 | command.append(','); |
| 540 | } |
| 541 | } |
| 542 | |
| 543 | if (isKernel) { |
| 544 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 545 | } else { |
| 546 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 547 | } |
| 548 | |
| 549 | String newSessionName = formatParameter(sessionName); |
| 550 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 551 | command.append(newSessionName); |
| 552 | |
| 553 | executeCommand(command.toString(), monitor); |
| 554 | } |
| 555 | |
| 556 | /* |
| 557 | * (non-Javadoc) |
| 558 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#enableEvents(java.lang.String, java.lang.String, java.util.List, boolean, java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 559 | */ |
| 560 | @Override |
| 561 | public void enableEvents(String sessionName, String channelName, List<String> eventNames, boolean isKernel, String filterExpression, IProgressMonitor monitor) throws ExecutionException { |
| 562 | |
| 563 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 564 | |
| 565 | if (eventNames == null || eventNames.isEmpty()) { |
| 566 | command.append(LTTngControlServiceConstants.OPTION_ALL); |
| 567 | } else { |
| 568 | |
| 569 | StringBuffer eventNameParameter = new StringBuffer(); |
| 570 | for (Iterator<String> iterator = eventNames.iterator(); iterator.hasNext();) { |
| 571 | String event = iterator.next(); |
| 572 | eventNameParameter.append(event); |
| 573 | if (iterator.hasNext()) { |
| 574 | eventNameParameter.append(','); |
| 575 | } |
| 576 | } |
| 577 | command.append(formatParameter(eventNameParameter.toString())); |
| 578 | } |
| 579 | |
| 580 | if (isKernel) { |
| 581 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 582 | } else { |
| 583 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 584 | } |
| 585 | |
| 586 | String newSessionName = formatParameter(sessionName); |
| 587 | |
| 588 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 589 | command.append(newSessionName); |
| 590 | |
| 591 | if (channelName != null) { |
| 592 | command.append(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 593 | command.append(channelName); |
| 594 | } |
| 595 | |
| 596 | command.append(LTTngControlServiceConstants.OPTION_TRACEPOINT); |
| 597 | |
| 598 | if (filterExpression != null) { |
| 599 | command.append(LTTngControlServiceConstants.OPTION_FILTER); |
| 600 | command.append('\''); |
| 601 | command.append(filterExpression); |
| 602 | command.append('\''); |
| 603 | } |
| 604 | |
| 605 | executeCommand(command.toString(), monitor); |
| 606 | |
| 607 | } |
| 608 | |
| 609 | /* |
| 610 | * (non-Javadoc) |
| 611 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#enableSyscalls(java.lang.String, java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 612 | */ |
| 613 | @Override |
| 614 | public void enableSyscalls(String sessionName, String channelName, IProgressMonitor monitor) throws ExecutionException { |
| 615 | |
| 616 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 617 | |
| 618 | command.append(LTTngControlServiceConstants.OPTION_ALL); |
| 619 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 620 | |
| 621 | String newSessionName = formatParameter(sessionName); |
| 622 | |
| 623 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 624 | command.append(newSessionName); |
| 625 | |
| 626 | if (channelName != null) { |
| 627 | command.append(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 628 | command.append(channelName); |
| 629 | } |
| 630 | |
| 631 | command.append(LTTngControlServiceConstants.OPTION_SYSCALL); |
| 632 | |
| 633 | executeCommand(command.toString(), monitor); |
| 634 | } |
| 635 | |
| 636 | /* |
| 637 | * (non-Javadoc) |
| 638 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#enableProbe(java.lang.String, java.lang.String, java.lang.String, java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 639 | */ |
| 640 | @Override |
| 641 | public void enableProbe(String sessionName, String channelName, String eventName, boolean isFunction, String probe, IProgressMonitor monitor) throws ExecutionException { |
| 642 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 643 | |
| 644 | command.append(eventName); |
| 645 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 646 | |
| 647 | String newSessionName = formatParameter(sessionName); |
| 648 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 649 | command.append(newSessionName); |
| 650 | |
| 651 | if (channelName != null) { |
| 652 | command.append(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 653 | command.append(channelName); |
| 654 | } |
| 655 | if (isFunction) { |
| 656 | command.append(LTTngControlServiceConstants.OPTION_FUNCTION_PROBE); |
| 657 | } else { |
| 658 | command.append(LTTngControlServiceConstants.OPTION_PROBE); |
| 659 | } |
| 660 | |
| 661 | command.append(probe); |
| 662 | |
| 663 | executeCommand(command.toString(), monitor); |
| 664 | } |
| 665 | |
| 666 | /* |
| 667 | * (non-Javadoc) |
| 668 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#enableLogLevel(java.lang.String, java.lang.String, java.lang.String, org.eclipse.linuxtools.internal.lttng2.core.control.model.LogLevelType, org.eclipse.linuxtools.internal.lttng2.core.control.model.TraceLogLevel, java.lang.String, org.eclipse.core.runtime.IProgressMonitor) |
| 669 | */ |
| 670 | @Override |
| 671 | public void enableLogLevel(String sessionName, String channelName, String eventName, LogLevelType logLevelType, TraceLogLevel level, String filterExpression, IProgressMonitor monitor) throws ExecutionException { |
| 672 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 673 | |
| 674 | command.append(eventName); |
| 675 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 676 | |
| 677 | String newSessionName = formatParameter(sessionName); |
| 678 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 679 | command.append(newSessionName); |
| 680 | |
| 681 | if (channelName != null) { |
| 682 | command.append(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 683 | command.append(channelName); |
| 684 | } |
| 685 | |
| 686 | if (logLevelType == LogLevelType.LOGLEVEL) { |
| 687 | command.append(LTTngControlServiceConstants.OPTION_LOGLEVEL); |
| 688 | } else if (logLevelType == LogLevelType.LOGLEVEL_ONLY) { |
| 689 | command.append(LTTngControlServiceConstants.OPTION_LOGLEVEL_ONLY); |
| 690 | |
| 691 | } else { |
| 692 | return; |
| 693 | } |
| 694 | command.append(level.getInName()); |
| 695 | |
| 696 | executeCommand(command.toString(), monitor); |
| 697 | } |
| 698 | |
| 699 | |
| 700 | |
| 701 | /* |
| 702 | * (non-Javadoc) |
| 703 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#disableEvent(java.lang.String, java.lang.String, java.util.List, boolean, org.eclipse.core.runtime.IProgressMonitor) |
| 704 | */ |
| 705 | @Override |
| 706 | public void disableEvent(String sessionName, String channelName, List<String> eventNames, boolean isKernel, IProgressMonitor monitor) throws ExecutionException { |
| 707 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_DISABLE_EVENT); |
| 708 | |
| 709 | if (eventNames == null) { |
| 710 | command.append(LTTngControlServiceConstants.OPTION_ALL); |
| 711 | } else { |
| 712 | // no events to disable |
| 713 | if (eventNames.isEmpty()) { |
| 714 | return; |
| 715 | } |
| 716 | |
| 717 | StringBuffer eventNameParameter = new StringBuffer(); |
| 718 | for (Iterator<String> iterator = eventNames.iterator(); iterator.hasNext();) { |
| 719 | String event = iterator.next(); |
| 720 | eventNameParameter.append(event); |
| 721 | if (iterator.hasNext()) { |
| 722 | eventNameParameter.append(','); |
| 723 | } |
| 724 | } |
| 725 | command.append(formatParameter(eventNameParameter.toString())); |
| 726 | } |
| 727 | |
| 728 | if (isKernel) { |
| 729 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 730 | } else { |
| 731 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 732 | } |
| 733 | |
| 734 | String newSessionName = formatParameter(sessionName); |
| 735 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 736 | command.append(newSessionName); |
| 737 | |
| 738 | if (channelName != null) { |
| 739 | command.append(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 740 | command.append(channelName); |
| 741 | } |
| 742 | |
| 743 | executeCommand(command.toString(), monitor); |
| 744 | } |
| 745 | |
| 746 | /* |
| 747 | * (non-Javadoc) |
| 748 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#getContexts(org.eclipse.core.runtime.IProgressMonitor) |
| 749 | */ |
| 750 | @Override |
| 751 | public List<String> getContextList(IProgressMonitor monitor) throws ExecutionException { |
| 752 | |
| 753 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ADD_CONTEXT, LTTngControlServiceConstants.OPTION_HELP); |
| 754 | |
| 755 | ICommandResult result = executeCommand(command.toString(), monitor); |
| 756 | |
| 757 | String[] output = result.getOutput(); |
| 758 | |
| 759 | List<String> contexts = new ArrayList<String>(0); |
| 760 | |
| 761 | int index = 0; |
| 762 | boolean inList = false; |
| 763 | while (index < output.length) { |
| 764 | String line = result.getOutput()[index]; |
| 765 | |
| 766 | Matcher startMatcher = LTTngControlServiceConstants.ADD_CONTEXT_HELP_CONTEXTS_INTRO.matcher(line); |
| 767 | Matcher endMatcher = LTTngControlServiceConstants.ADD_CONTEXT_HELP_CONTEXTS_END_LINE.matcher(line); |
| 768 | |
| 769 | if (startMatcher.matches()) { |
| 770 | inList = true; |
| 771 | } else if (endMatcher.matches()) { |
| 772 | break; |
| 773 | } else if (inList == true) { |
| 774 | String[] tmp = line.split(","); //$NON-NLS-1$ |
| 775 | for (int i = 0; i < tmp.length; i++) { |
| 776 | contexts.add(tmp[i].trim()); |
| 777 | } |
| 778 | } |
| 779 | index++; |
| 780 | } |
| 781 | return contexts; |
| 782 | } |
| 783 | |
| 784 | /* |
| 785 | * (non-Javadoc) |
| 786 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#addContexts(java.lang.String, java.lang.String, java.lang.String, boolean, java.util.List, org.eclipse.core.runtime.IProgressMonitor) |
| 787 | */ |
| 788 | @Override |
| 789 | public void addContexts(String sessionName, String channelName, String eventName, boolean isKernel, List<String> contextNames, IProgressMonitor monitor) throws ExecutionException { |
| 790 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_ADD_CONTEXT); |
| 791 | |
| 792 | String newSessionName = formatParameter(sessionName); |
| 793 | command.append(LTTngControlServiceConstants.OPTION_SESSION); |
| 794 | command.append(newSessionName); |
| 795 | |
| 796 | if (channelName != null) { |
| 797 | command.append(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 798 | command.append(channelName); |
| 799 | } |
| 800 | |
| 801 | if (eventName != null) { |
| 802 | command.append(LTTngControlServiceConstants.OPTION_EVENT); |
| 803 | command.append(eventName); |
| 804 | } |
| 805 | |
| 806 | if (isKernel) { |
| 807 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 808 | } else { |
| 809 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 810 | } |
| 811 | |
| 812 | for (Iterator<String> iterator = contextNames.iterator(); iterator.hasNext();) { |
| 813 | String context = iterator.next(); |
| 814 | command.append(LTTngControlServiceConstants.OPTION_CONTEXT_TYPE); |
| 815 | command.append(context); |
| 816 | } |
| 817 | |
| 818 | executeCommand(command.toString(), monitor); |
| 819 | |
| 820 | } |
| 821 | |
| 822 | /* |
| 823 | * (non-Javadoc) |
| 824 | * @see org.eclipse.linuxtools.internal.lttng2.ui.views.control.service.ILttngControlService#calibrate(boolean, org.eclipse.core.runtime.IProgressMonitor) |
| 825 | */ |
| 826 | @Override |
| 827 | public void calibrate(boolean isKernel, IProgressMonitor monitor) throws ExecutionException { |
| 828 | // String newSessionName = formatParameter(sessionName); |
| 829 | StringBuffer command = createCommand(LTTngControlServiceConstants.COMMAND_CALIBRATE); |
| 830 | // |
| 831 | // command.append(OPTION_SESSION); |
| 832 | // command.append(newSessionName); |
| 833 | |
| 834 | if (isKernel) { |
| 835 | command.append(LTTngControlServiceConstants.OPTION_KERNEL); |
| 836 | } else { |
| 837 | command.append(LTTngControlServiceConstants.OPTION_UST); |
| 838 | } |
| 839 | |
| 840 | command.append(LTTngControlServiceConstants.OPTION_FUNCTION_PROBE); |
| 841 | |
| 842 | executeCommand(command.toString(), monitor); |
| 843 | } |
| 844 | |
| 845 | // ------------------------------------------------------------------------ |
| 846 | // Helper methods |
| 847 | // ------------------------------------------------------------------------ |
| 848 | /** |
| 849 | * Checks if command result is an error result. |
| 850 | * |
| 851 | * @param result |
| 852 | * - the command result to check |
| 853 | * @return true if error else false |
| 854 | */ |
| 855 | protected boolean isError(ICommandResult result) { |
| 856 | if ((result.getResult()) != 0 || (result.getOutput().length < 1 || LTTngControlServiceConstants.ERROR_PATTERN.matcher(result.getOutput()[0]).matches())) { |
| 857 | return true; |
| 858 | } |
| 859 | return false; |
| 860 | } |
| 861 | |
| 862 | /** |
| 863 | * Formats the output string as single string. |
| 864 | * |
| 865 | * @param result |
| 866 | * - output array |
| 867 | * @return - the formatted output |
| 868 | */ |
| 869 | public static String formatOutput(ICommandResult result) { |
| 870 | if ((result == null) || result.getOutput() == null || result.getOutput().length == 0) { |
| 871 | return ""; //$NON-NLS-1$ |
| 872 | } |
| 873 | String[] output = result.getOutput(); |
| 874 | StringBuffer ret = new StringBuffer(); |
| 875 | ret.append("Return Value: "); //$NON-NLS-1$ |
| 876 | ret.append(result.getResult()); |
| 877 | ret.append("\n"); //$NON-NLS-1$ |
| 878 | for (int i = 0; i < output.length; i++) { |
| 879 | ret.append(output[i] + "\n"); //$NON-NLS-1$ |
| 880 | } |
| 881 | return ret.toString(); |
| 882 | } |
| 883 | |
| 884 | /** |
| 885 | * Parses the domain information. |
| 886 | * |
| 887 | * @param output |
| 888 | * - a command output array |
| 889 | * @param currentIndex |
| 890 | * - current index in command output array |
| 891 | * @param channels |
| 892 | * - list for returning channel information |
| 893 | * @return the new current index in command output array |
| 894 | */ |
| 895 | protected int parseDomain(String[] output, int currentIndex, List<IChannelInfo> channels) { |
| 896 | int index = currentIndex; |
| 897 | |
| 898 | // Channels: |
| 899 | // ------------- |
| 900 | // - channnel1: [enabled] |
| 901 | // |
| 902 | // Attributes: |
| 903 | // overwrite mode: 0 |
| 904 | // subbufers size: 262144 |
| 905 | // number of subbufers: 4 |
| 906 | // switch timer interval: 0 |
| 907 | // read timer interval: 200 |
| 908 | // output: splice() |
| 909 | |
| 910 | while (index < output.length) { |
| 911 | String line = output[index]; |
| 912 | |
| 913 | Matcher outerMatcher = LTTngControlServiceConstants.CHANNELS_SECTION_PATTERN.matcher(line); |
| 914 | if (outerMatcher.matches()) { |
| 915 | IChannelInfo channelInfo = null; |
| 916 | while (index < output.length) { |
| 917 | String subLine = output[index]; |
| 918 | |
| 919 | Matcher innerMatcher = LTTngControlServiceConstants.CHANNEL_PATTERN.matcher(subLine); |
| 920 | if (innerMatcher.matches()) { |
| 921 | channelInfo = new ChannelInfo(""); //$NON-NLS-1$ |
| 922 | // get channel name |
| 923 | channelInfo.setName(innerMatcher.group(1)); |
| 924 | |
| 925 | // get channel enablement |
| 926 | channelInfo.setState(innerMatcher.group(2)); |
| 927 | |
| 928 | // add channel |
| 929 | channels.add(channelInfo); |
| 930 | |
| 931 | } else if (LTTngControlServiceConstants.OVERWRITE_MODE_ATTRIBUTE.matcher(subLine).matches()) { |
| 932 | String value = getAttributeValue(subLine); |
| 933 | if (channelInfo != null) { |
| 934 | channelInfo.setOverwriteMode(!LTTngControlServiceConstants.OVERWRITE_MODE_ATTRIBUTE_FALSE.equals(value)); |
| 935 | } |
| 936 | } else if (LTTngControlServiceConstants.SUBBUFFER_SIZE_ATTRIBUTE.matcher(subLine).matches()) { |
| 937 | if (channelInfo != null) { |
| 938 | channelInfo.setSubBufferSize(Long.valueOf(getAttributeValue(subLine))); |
| 939 | } |
| 940 | |
| 941 | } else if (LTTngControlServiceConstants.NUM_SUBBUFFERS_ATTRIBUTE.matcher(subLine).matches()) { |
| 942 | if (channelInfo != null) { |
| 943 | channelInfo.setNumberOfSubBuffers(Integer.valueOf(getAttributeValue(subLine))); |
| 944 | } |
| 945 | |
| 946 | } else if (LTTngControlServiceConstants.SWITCH_TIMER_ATTRIBUTE.matcher(subLine).matches()) { |
| 947 | if (channelInfo != null) { |
| 948 | channelInfo.setSwitchTimer(Long.valueOf(getAttributeValue(subLine))); |
| 949 | } |
| 950 | |
| 951 | } else if (LTTngControlServiceConstants.READ_TIMER_ATTRIBUTE.matcher(subLine).matches()) { |
| 952 | if (channelInfo != null) { |
| 953 | channelInfo.setReadTimer(Long.valueOf(getAttributeValue(subLine))); |
| 954 | } |
| 955 | |
| 956 | } else if (LTTngControlServiceConstants.OUTPUT_ATTRIBUTE.matcher(subLine).matches()) { |
| 957 | if (channelInfo != null) { |
| 958 | channelInfo.setOutputType(getAttributeValue(subLine)); |
| 959 | } |
| 960 | |
| 961 | } else if (LTTngControlServiceConstants.EVENT_SECTION_PATTERN.matcher(subLine).matches()) { |
| 962 | List<IEventInfo> events = new ArrayList<IEventInfo>(); |
| 963 | index = parseEvents(output, index, events); |
| 964 | if (channelInfo != null) { |
| 965 | channelInfo.setEvents(events); |
| 966 | } |
| 967 | // we want to stay at the current index to be able to |
| 968 | // exit the domain |
| 969 | continue; |
| 970 | } else if (LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(subLine).matches()) { |
| 971 | return index; |
| 972 | |
| 973 | } else if (LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(subLine).matches()) { |
| 974 | return index; |
| 975 | } |
| 976 | index++; |
| 977 | } |
| 978 | } |
| 979 | index++; |
| 980 | } |
| 981 | return index; |
| 982 | } |
| 983 | |
| 984 | /** |
| 985 | * Parses the event information within a domain. |
| 986 | * |
| 987 | * @param output |
| 988 | * - a command output array |
| 989 | * @param currentIndex |
| 990 | * - current index in command output array |
| 991 | * @param events |
| 992 | * - list for returning event information |
| 993 | * @return the new current index in command output array |
| 994 | */ |
| 995 | protected int parseEvents(String[] output, int currentIndex, List<IEventInfo> events) { |
| 996 | int index = currentIndex; |
| 997 | |
| 998 | while (index < output.length) { |
| 999 | String line = output[index]; |
| 1000 | if (LTTngControlServiceConstants.CHANNEL_PATTERN.matcher(line).matches()) { |
| 1001 | // end of channel |
| 1002 | return index; |
| 1003 | } else if (LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(line).matches()) { |
| 1004 | // end of domain |
| 1005 | return index; |
| 1006 | } else if (LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(line).matches()) { |
| 1007 | // end of domain |
| 1008 | return index; |
| 1009 | } |
| 1010 | |
| 1011 | Matcher matcher = LTTngControlServiceConstants.EVENT_PATTERN.matcher(line); |
| 1012 | Matcher matcher2 = LTTngControlServiceConstants.WILDCARD_EVENT_PATTERN.matcher(line); |
| 1013 | |
| 1014 | if (matcher.matches()) { |
| 1015 | IEventInfo eventInfo = new EventInfo(matcher.group(1).trim()); |
| 1016 | eventInfo.setLogLevel(matcher.group(2).trim()); |
| 1017 | eventInfo.setEventType(matcher.group(3).trim()); |
| 1018 | eventInfo.setState(matcher.group(4)); |
| 1019 | String filter = matcher.group(5); |
| 1020 | if (filter != null) { |
| 1021 | filter = filter.substring(1, filter.length() - 1); // remove '[' and ']' |
| 1022 | eventInfo.setFilterExpression(filter); |
| 1023 | } |
| 1024 | events.add(eventInfo); |
| 1025 | index++; |
| 1026 | } else if (matcher2.matches()) { |
| 1027 | IEventInfo eventInfo = new EventInfo(matcher2.group(1).trim()); |
| 1028 | eventInfo.setLogLevel(TraceLogLevel.LEVEL_UNKNOWN); |
| 1029 | eventInfo.setEventType(matcher2.group(2).trim()); |
| 1030 | eventInfo.setState(matcher2.group(3)); |
| 1031 | String filter = matcher2.group(4); |
| 1032 | if (filter != null) { |
| 1033 | filter = filter.substring(1, filter.length() - 1); // remove '[' and ']' |
| 1034 | eventInfo.setFilterExpression(filter); |
| 1035 | } |
| 1036 | |
| 1037 | if (eventInfo.getEventType() == TraceEventType.PROBE) { |
| 1038 | IProbeEventInfo probeEvent = new ProbeEventInfo(eventInfo.getName()); |
| 1039 | probeEvent.setLogLevel(eventInfo.getLogLevel()); |
| 1040 | probeEvent.setEventType(eventInfo.getEventType()); |
| 1041 | probeEvent.setState(eventInfo.getState()); |
| 1042 | |
| 1043 | // Overwrite eventinfo |
| 1044 | eventInfo = probeEvent; |
| 1045 | |
| 1046 | // myevent2 (type: probe) [enabled] |
| 1047 | // addr: 0xc0101340 |
| 1048 | // myevent0 (type: probe) [enabled] |
| 1049 | // offset: 0x0 |
| 1050 | // symbol: init_post |
| 1051 | index++; |
| 1052 | while (index < output.length) { |
| 1053 | String probeLine = output[index]; |
| 1054 | // parse probe |
| 1055 | Matcher addrMatcher = LTTngControlServiceConstants.PROBE_ADDRESS_PATTERN.matcher(probeLine); |
| 1056 | Matcher offsetMatcher = LTTngControlServiceConstants.PROBE_OFFSET_PATTERN.matcher(probeLine); |
| 1057 | Matcher symbolMatcher = LTTngControlServiceConstants.PROBE_SYMBOL_PATTERN.matcher(probeLine); |
| 1058 | if (addrMatcher.matches()) { |
| 1059 | String addr = addrMatcher.group(2).trim(); |
| 1060 | probeEvent.setAddress(addr); |
| 1061 | } else if (offsetMatcher.matches()) { |
| 1062 | String offset = offsetMatcher.group(2).trim(); |
| 1063 | probeEvent.setOffset(offset); |
| 1064 | } else if (symbolMatcher.matches()) { |
| 1065 | String symbol = symbolMatcher.group(2).trim(); |
| 1066 | probeEvent.setSymbol(symbol); |
| 1067 | } else if ((LTTngControlServiceConstants.EVENT_PATTERN.matcher(probeLine).matches()) || (LTTngControlServiceConstants.WILDCARD_EVENT_PATTERN.matcher(probeLine).matches())) { |
| 1068 | break; |
| 1069 | } else if (LTTngControlServiceConstants.CHANNEL_PATTERN.matcher(probeLine).matches()) { |
| 1070 | break; |
| 1071 | } else if (LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(probeLine).matches()) { |
| 1072 | // end of domain |
| 1073 | break; |
| 1074 | } else if (LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(probeLine).matches()) { |
| 1075 | // end of domain |
| 1076 | break; |
| 1077 | } |
| 1078 | index++; |
| 1079 | } |
| 1080 | events.add(eventInfo); |
| 1081 | } else { |
| 1082 | events.add(eventInfo); |
| 1083 | index++; |
| 1084 | continue; |
| 1085 | } |
| 1086 | } else { |
| 1087 | index++; |
| 1088 | } |
| 1089 | // else if (line.matches(EVENT_NONE_PATTERN)) { |
| 1090 | // do nothing |
| 1091 | // } else |
| 1092 | |
| 1093 | } |
| 1094 | |
| 1095 | return index; |
| 1096 | } |
| 1097 | |
| 1098 | /** |
| 1099 | * Parses a line with attributes: <attribute Name>: <attribute value> |
| 1100 | * |
| 1101 | * @param line |
| 1102 | * - attribute line to parse |
| 1103 | * @return the attribute value as string |
| 1104 | */ |
| 1105 | protected String getAttributeValue(String line) { |
| 1106 | String[] temp = line.split("\\: "); //$NON-NLS-1$ |
| 1107 | return temp[1]; |
| 1108 | } |
| 1109 | |
| 1110 | /** |
| 1111 | * Parses the event information within a provider. |
| 1112 | * |
| 1113 | * @param output |
| 1114 | * - a command output array |
| 1115 | * @param currentIndex |
| 1116 | * - current index in command output array |
| 1117 | * @param events |
| 1118 | * - list for returning event information |
| 1119 | * @return the new current index in command output array |
| 1120 | */ |
| 1121 | protected int getProviderEventInfo(String[] output, int currentIndex, List<IBaseEventInfo> events) { |
| 1122 | int index = currentIndex; |
| 1123 | IBaseEventInfo eventInfo = null; |
| 1124 | while (index < output.length) { |
| 1125 | String line = output[index]; |
| 1126 | Matcher matcher = LTTngControlServiceConstants.PROVIDER_EVENT_PATTERN.matcher(line); |
| 1127 | if (matcher.matches()) { |
| 1128 | // sched_kthread_stop (loglevel: TRACE_EMERG0) (type: tracepoint) |
| 1129 | eventInfo = new BaseEventInfo(matcher.group(1).trim()); |
| 1130 | eventInfo.setLogLevel(matcher.group(2).trim()); |
| 1131 | eventInfo.setEventType(matcher.group(3).trim()); |
| 1132 | events.add(eventInfo); |
| 1133 | index++; |
| 1134 | } else if (LTTngControlServiceConstants.EVENT_FIELD_PATTERN.matcher(line).matches()) { |
| 1135 | if (eventInfo != null) { |
| 1136 | List<IFieldInfo> fields = new ArrayList<IFieldInfo>(); |
| 1137 | index = getFieldInfo(output, index, fields); |
| 1138 | eventInfo.setFields(fields); |
| 1139 | } else { |
| 1140 | index++; |
| 1141 | } |
| 1142 | } |
| 1143 | else if (LTTngControlServiceConstants.UST_PROVIDER_PATTERN.matcher(line).matches()) { |
| 1144 | return index; |
| 1145 | } else { |
| 1146 | index++; |
| 1147 | } |
| 1148 | } |
| 1149 | return index; |
| 1150 | } |
| 1151 | |
| 1152 | |
| 1153 | protected int getFieldInfo(String[] output, int currentIndex, List<IFieldInfo> fields) { |
| 1154 | int index = currentIndex; |
| 1155 | IFieldInfo fieldInfo = null; |
| 1156 | while (index < output.length) { |
| 1157 | String line = output[index]; |
| 1158 | Matcher matcher = LTTngControlServiceConstants.EVENT_FIELD_PATTERN.matcher(line); |
| 1159 | if (matcher.matches()) { |
| 1160 | // field: content (string) |
| 1161 | fieldInfo = new FieldInfo(matcher.group(2).trim()); |
| 1162 | fieldInfo.setFieldType(matcher.group(3).trim()); |
| 1163 | fields.add(fieldInfo); |
| 1164 | } else if (LTTngControlServiceConstants.PROVIDER_EVENT_PATTERN.matcher(line).matches()) { |
| 1165 | return index; |
| 1166 | } else if (LTTngControlServiceConstants.UST_PROVIDER_PATTERN.matcher(line).matches()) { |
| 1167 | return index; |
| 1168 | } |
| 1169 | index++; |
| 1170 | } |
| 1171 | return index; |
| 1172 | } |
| 1173 | |
| 1174 | |
| 1175 | |
| 1176 | /** |
| 1177 | * Formats a command parameter for the command execution i.e. adds quotes |
| 1178 | * at the beginning and end if necessary. |
| 1179 | * @param parameter - parameter to format |
| 1180 | * @return formated parameter |
| 1181 | */ |
| 1182 | protected String formatParameter(String parameter) { |
| 1183 | if (parameter != null) { |
| 1184 | StringBuffer newString = new StringBuffer(); |
| 1185 | newString.append(parameter); |
| 1186 | |
| 1187 | if (parameter.contains(" ") || parameter.contains("*")) { //$NON-NLS-1$ //$NON-NLS-2$ |
| 1188 | newString.insert(0, "\""); //$NON-NLS-1$ |
| 1189 | newString.append("\""); //$NON-NLS-1$ |
| 1190 | } |
| 1191 | return newString.toString(); |
| 1192 | } |
| 1193 | return null; |
| 1194 | } |
| 1195 | |
| 1196 | /** |
| 1197 | * @param strings array of string that makes up a command line |
| 1198 | * @return string buffer with created command line |
| 1199 | */ |
| 1200 | protected StringBuffer createCommand(String... strings) { |
| 1201 | StringBuffer command = new StringBuffer(); |
| 1202 | command.append(LTTngControlServiceConstants.CONTROL_COMMAND); |
| 1203 | command.append(getTracingGroupOption()); |
| 1204 | command.append(getVerboseOption()); |
| 1205 | for (String string : strings) { |
| 1206 | command.append(string); |
| 1207 | } |
| 1208 | return command; |
| 1209 | } |
| 1210 | |
| 1211 | /** |
| 1212 | * @return the tracing group option if configured in the preferences |
| 1213 | */ |
| 1214 | protected String getTracingGroupOption() { |
| 1215 | if (!ControlPreferences.getInstance().isDefaultTracingGroup() && !ControlPreferences.getInstance().getTracingGroup().equals("")) { //$NON-NLS-1$ |
| 1216 | return LTTngControlServiceConstants.OPTION_TRACING_GROUP + ControlPreferences.getInstance().getTracingGroup(); |
| 1217 | } |
| 1218 | return ""; //$NON-NLS-1$ |
| 1219 | } |
| 1220 | |
| 1221 | /** |
| 1222 | * @return the verbose option as configured in the preferences |
| 1223 | */ |
| 1224 | protected String getVerboseOption() { |
| 1225 | if (ControlPreferences.getInstance().isLoggingEnabled()) { |
| 1226 | String level = ControlPreferences.getInstance().getVerboseLevel(); |
| 1227 | if (ControlPreferences.TRACE_CONTROL_VERBOSE_LEVEL_VERBOSE.equals(level)) { |
| 1228 | return LTTngControlServiceConstants.OPTION_VERBOSE; |
| 1229 | } |
| 1230 | if (ControlPreferences.TRACE_CONTROL_VERBOSE_LEVEL_V_VERBOSE.equals(level)) { |
| 1231 | return LTTngControlServiceConstants.OPTION_VERY_VERBOSE; |
| 1232 | } |
| 1233 | if (ControlPreferences.TRACE_CONTROL_VERBOSE_LEVEL_V_V_VERBOSE.equals(level)) { |
| 1234 | return LTTngControlServiceConstants.OPTION_VERY_VERY_VERBOSE; |
| 1235 | } |
| 1236 | } |
| 1237 | return ""; //$NON-NLS-1$ |
| 1238 | } |
| 1239 | |
| 1240 | /** |
| 1241 | * Method that logs the command and command result if logging is enabled as |
| 1242 | * well as forwards the command execution to the shell. |
| 1243 | * |
| 1244 | * @param command |
| 1245 | * - the command to execute |
| 1246 | * @param monitor |
| 1247 | * - a progress monitor |
| 1248 | * @return the command result |
| 1249 | * @throws ExecutionException |
| 1250 | * If the command fails |
| 1251 | */ |
| 1252 | protected ICommandResult executeCommand(String command, |
| 1253 | IProgressMonitor monitor) throws ExecutionException { |
| 1254 | return executeCommand(command, monitor, true); |
| 1255 | } |
| 1256 | |
| 1257 | /** |
| 1258 | * Method that logs the command and command result if logging is enabled as |
| 1259 | * well as forwards the command execution to the shell. |
| 1260 | * |
| 1261 | * @param command |
| 1262 | * - the command to execute |
| 1263 | * @param monitor |
| 1264 | * - a progress monitor |
| 1265 | * @param checkForError |
| 1266 | * - true to verify command result, else false |
| 1267 | * @return the command result |
| 1268 | * @throws ExecutionException |
| 1269 | * in case of error result |
| 1270 | */ |
| 1271 | protected ICommandResult executeCommand(String command, |
| 1272 | IProgressMonitor monitor, boolean checkForError) |
| 1273 | throws ExecutionException { |
| 1274 | if (ControlPreferences.getInstance().isLoggingEnabled()) { |
| 1275 | ControlCommandLogger.log(command); |
| 1276 | } |
| 1277 | |
| 1278 | ICommandResult result = fCommandShell.executeCommand( |
| 1279 | command.toString(), monitor); |
| 1280 | |
| 1281 | if (ControlPreferences.getInstance().isLoggingEnabled()) { |
| 1282 | ControlCommandLogger.log(formatOutput(result)); |
| 1283 | } |
| 1284 | |
| 1285 | if (checkForError && isError(result)) { |
| 1286 | throw new ExecutionException(Messages.TraceControl_CommandError |
| 1287 | + " " + command.toString() + "\n" + formatOutput(result)); //$NON-NLS-1$ //$NON-NLS-2$ |
| 1288 | } |
| 1289 | |
| 1290 | return result; |
| 1291 | } |
| 1292 | } |