| 1 | /********************************************************************** |
| 2 | * Copyright (c) 2012, 2016 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 | * Bernd Hufmann - Updated for support of LTTng Tools 2.1 |
| 12 | * Simon Delisle - Updated for support of LTTng Tools 2.2 |
| 13 | * Marc-Andre Laperle - Support for creating a live session |
| 14 | * Markus Schorn - Bug 448058: Use org.eclipse.remote in favor of RSE |
| 15 | **********************************************************************/ |
| 16 | package org.eclipse.tracecompass.internal.lttng2.control.ui.views.service; |
| 17 | |
| 18 | import static org.eclipse.tracecompass.common.core.NonNullUtils.checkNotNull; |
| 19 | import static org.eclipse.tracecompass.common.core.NonNullUtils.nullToEmptyString; |
| 20 | |
| 21 | import java.util.ArrayList; |
| 22 | import java.util.Arrays; |
| 23 | import java.util.Iterator; |
| 24 | import java.util.List; |
| 25 | import java.util.regex.Matcher; |
| 26 | import java.util.regex.Pattern; |
| 27 | |
| 28 | import org.eclipse.core.commands.ExecutionException; |
| 29 | import org.eclipse.core.runtime.IProgressMonitor; |
| 30 | import org.eclipse.core.runtime.NullProgressMonitor; |
| 31 | import org.eclipse.jdt.annotation.NonNull; |
| 32 | import org.eclipse.jdt.annotation.Nullable; |
| 33 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IBaseEventInfo; |
| 34 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IChannelInfo; |
| 35 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IDomainInfo; |
| 36 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IEventInfo; |
| 37 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IFieldInfo; |
| 38 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IProbeEventInfo; |
| 39 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.ISessionInfo; |
| 40 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.ISnapshotInfo; |
| 41 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.IUstProviderInfo; |
| 42 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.LogLevelType; |
| 43 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.TraceEventType; |
| 44 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.TraceLogLevel; |
| 45 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.BaseEventInfo; |
| 46 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.BufferType; |
| 47 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.ChannelInfo; |
| 48 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.DomainInfo; |
| 49 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.EventInfo; |
| 50 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.FieldInfo; |
| 51 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.ProbeEventInfo; |
| 52 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.SessionInfo; |
| 53 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.SnapshotInfo; |
| 54 | import org.eclipse.tracecompass.internal.lttng2.control.core.model.impl.UstProviderInfo; |
| 55 | import org.eclipse.tracecompass.internal.lttng2.control.ui.views.logging.ControlCommandLogger; |
| 56 | import org.eclipse.tracecompass.internal.lttng2.control.ui.views.messages.Messages; |
| 57 | import org.eclipse.tracecompass.internal.lttng2.control.ui.views.preferences.ControlPreferences; |
| 58 | import org.eclipse.tracecompass.tmf.remote.core.shell.ICommandInput; |
| 59 | import org.eclipse.tracecompass.tmf.remote.core.shell.ICommandResult; |
| 60 | import org.eclipse.tracecompass.tmf.remote.core.shell.ICommandShell; |
| 61 | |
| 62 | /** |
| 63 | * <p> |
| 64 | * Service for sending LTTng trace control commands to remote host. |
| 65 | * </p> |
| 66 | * |
| 67 | * @author Bernd Hufmann |
| 68 | */ |
| 69 | public class LTTngControlService implements ILttngControlService { |
| 70 | |
| 71 | |
| 72 | // ------------------------------------------------------------------------ |
| 73 | // Attributes |
| 74 | // ------------------------------------------------------------------------ |
| 75 | /** |
| 76 | * The command shell implementation |
| 77 | */ |
| 78 | private final @NonNull ICommandShell fCommandShell; |
| 79 | |
| 80 | /** |
| 81 | * The version string. |
| 82 | */ |
| 83 | private @NonNull LttngVersion fVersion = LttngVersion.NULL_VERSION; |
| 84 | |
| 85 | // ------------------------------------------------------------------------ |
| 86 | // Constructors |
| 87 | // ------------------------------------------------------------------------ |
| 88 | |
| 89 | /** |
| 90 | * Constructor |
| 91 | * |
| 92 | * @param shell |
| 93 | * - the command shell implementation to use |
| 94 | */ |
| 95 | public LTTngControlService(@NonNull ICommandShell shell) { |
| 96 | fCommandShell = shell; |
| 97 | } |
| 98 | |
| 99 | // ------------------------------------------------------------------------ |
| 100 | // Accessors |
| 101 | // ------------------------------------------------------------------------ |
| 102 | |
| 103 | @Override |
| 104 | public String getVersionString() { |
| 105 | return nullToEmptyString(fVersion.toString()); |
| 106 | } |
| 107 | |
| 108 | @Override |
| 109 | public LttngVersion getVersion() { |
| 110 | return fVersion; |
| 111 | } |
| 112 | |
| 113 | /** |
| 114 | * Sets the version of the LTTng 2.0 control service. |
| 115 | * |
| 116 | * @param version |
| 117 | * - a version to set |
| 118 | */ |
| 119 | public void setVersion(@Nullable String version) { |
| 120 | if (version != null) { |
| 121 | fVersion = new LttngVersion(version); |
| 122 | } |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * Sets the version of the LTTng 2.x control service. |
| 127 | * |
| 128 | * @param version |
| 129 | * - a version to set |
| 130 | */ |
| 131 | protected void setVersion(LttngVersion version) { |
| 132 | if (version != null) { |
| 133 | fVersion = version; |
| 134 | } |
| 135 | } |
| 136 | |
| 137 | @Override |
| 138 | public boolean isVersionSupported(String version) { |
| 139 | LttngVersion tmp = new LttngVersion(version); |
| 140 | return (fVersion.compareTo(tmp) >= 0) ? true : false; |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * Returns the command shell implementation. |
| 145 | * |
| 146 | * @return the command shell implementation |
| 147 | */ |
| 148 | protected ICommandShell getCommandShell() { |
| 149 | return fCommandShell; |
| 150 | } |
| 151 | |
| 152 | // ------------------------------------------------------------------------ |
| 153 | // Operations |
| 154 | // ------------------------------------------------------------------------ |
| 155 | |
| 156 | @Override |
| 157 | public List<String> getSessionNames(IProgressMonitor monitor) throws ExecutionException { |
| 158 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_LIST); |
| 159 | |
| 160 | ICommandResult result = executeCommand(command, monitor); |
| 161 | |
| 162 | // Output: |
| 163 | // Available tracing sessions: |
| 164 | // 1) mysession1 (/home/user/lttng-traces/mysession1-20120123-083928) |
| 165 | // [inactive] |
| 166 | // 2) mysession (/home/user/lttng-traces/mysession-20120123-083318) |
| 167 | // [inactive] |
| 168 | // |
| 169 | // Use lttng list <session_name> for more details |
| 170 | |
| 171 | ArrayList<String> retArray = new ArrayList<>(); |
| 172 | for (String line : result.getOutput()) { |
| 173 | Matcher matcher = LTTngControlServiceConstants.SESSION_PATTERN.matcher(line); |
| 174 | if (matcher.matches()) { |
| 175 | retArray.add(matcher.group(2).trim()); |
| 176 | } |
| 177 | } |
| 178 | return retArray; |
| 179 | } |
| 180 | |
| 181 | /** |
| 182 | * Check if there is a pattern to be ignored into a sequence of string |
| 183 | * |
| 184 | * @param input |
| 185 | * an input list of Strings |
| 186 | * @param pattern |
| 187 | * the pattern to search for |
| 188 | * @return if the pattern exist in the array of string |
| 189 | */ |
| 190 | protected boolean ignoredPattern(List<String> input, Pattern pattern) { |
| 191 | for (String line : input) { |
| 192 | Matcher matcher = pattern.matcher(line); |
| 193 | if (matcher.matches()) { |
| 194 | return true; |
| 195 | } |
| 196 | } |
| 197 | return false; |
| 198 | } |
| 199 | |
| 200 | @Override |
| 201 | public ISessionInfo getSession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 202 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_LIST, sessionName); |
| 203 | ICommandResult result = executeCommand(command, monitor); |
| 204 | |
| 205 | int index = 0; |
| 206 | |
| 207 | // Output: |
| 208 | // Tracing session mysession2: [inactive] |
| 209 | // Trace path: /home/eedbhu/lttng-traces/mysession2-20120123-110330 |
| 210 | ISessionInfo sessionInfo = new SessionInfo(sessionName); |
| 211 | |
| 212 | while (index < result.getOutput().size()) { |
| 213 | // Tracing session mysession2: [inactive] |
| 214 | // Trace path: /home/eedbhu/lttng-traces/mysession2-20120123-110330 |
| 215 | // |
| 216 | // === Domain: Kernel === |
| 217 | // |
| 218 | String line = result.getOutput().get(index); |
| 219 | Matcher matcher = LTTngControlServiceConstants.TRACE_SESSION_PATTERN.matcher(line); |
| 220 | if (matcher.matches()) { |
| 221 | sessionInfo.setSessionState(matcher.group(2)); |
| 222 | index++; |
| 223 | continue; |
| 224 | } |
| 225 | |
| 226 | matcher = LTTngControlServiceConstants.TRACE_SNAPSHOT_SESSION_PATTERN.matcher(line); |
| 227 | if (matcher.matches()) { |
| 228 | sessionInfo.setSessionState(matcher.group(2)); |
| 229 | // real name will be set later |
| 230 | ISnapshotInfo snapshotInfo = new SnapshotInfo(""); //$NON-NLS-1$ |
| 231 | sessionInfo.setSnapshotInfo(snapshotInfo); |
| 232 | index++; |
| 233 | continue; |
| 234 | } |
| 235 | |
| 236 | if (!sessionInfo.isSnapshotSession()) { |
| 237 | matcher = LTTngControlServiceConstants.TRACE_NETWORK_PATH_PATTERN.matcher(line); |
| 238 | if (matcher.matches()) { |
| 239 | sessionInfo.setStreamedTrace(true); |
| 240 | } |
| 241 | |
| 242 | matcher = LTTngControlServiceConstants.TRACE_SESSION_PATH_PATTERN.matcher(line); |
| 243 | if (matcher.matches()) { |
| 244 | sessionInfo.setSessionPath(matcher.group(1).trim()); |
| 245 | index++; |
| 246 | continue; |
| 247 | } |
| 248 | } |
| 249 | |
| 250 | matcher = LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(line); |
| 251 | if (matcher.matches()) { |
| 252 | // Create Domain |
| 253 | IDomainInfo domainInfo = new DomainInfo(Messages.TraceControl_KernelDomainDisplayName); |
| 254 | |
| 255 | // set kernel flag |
| 256 | domainInfo.setIsKernel(true); |
| 257 | |
| 258 | // in domain kernel |
| 259 | ArrayList<IChannelInfo> channels = new ArrayList<>(); |
| 260 | index = parseDomain(result.getOutput(), index, channels, domainInfo); |
| 261 | |
| 262 | if (channels.size() > 0) { |
| 263 | // add domain |
| 264 | sessionInfo.addDomain(domainInfo); |
| 265 | |
| 266 | // set channels |
| 267 | domainInfo.setChannels(channels); |
| 268 | } |
| 269 | continue; |
| 270 | } |
| 271 | |
| 272 | matcher = LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(line); |
| 273 | if (matcher.matches()) { |
| 274 | IDomainInfo domainInfo = new DomainInfo(Messages.TraceControl_UstGlobalDomainDisplayName); |
| 275 | |
| 276 | // set kernel flag |
| 277 | domainInfo.setIsKernel(false); |
| 278 | |
| 279 | // in domain UST |
| 280 | ArrayList<IChannelInfo> channels = new ArrayList<>(); |
| 281 | index = parseDomain(result.getOutput(), index, channels, domainInfo); |
| 282 | |
| 283 | if (channels.size() > 0) { |
| 284 | // add domain |
| 285 | sessionInfo.addDomain(domainInfo); |
| 286 | |
| 287 | // set channels |
| 288 | domainInfo.setChannels(channels); |
| 289 | } |
| 290 | continue; |
| 291 | } |
| 292 | matcher = LTTngControlServiceConstants.LIST_LIVE_TIMER_INTERVAL_PATTERN.matcher(line); |
| 293 | if (matcher.matches()) { |
| 294 | long liveDelay = Long.parseLong(matcher.group(1)); |
| 295 | if ((liveDelay > 0) && (liveDelay <= LTTngControlServiceConstants.MAX_LIVE_TIMER_INTERVAL)) { |
| 296 | sessionInfo.setLive(true); |
| 297 | sessionInfo.setLiveUrl(SessionInfo.DEFAULT_LIVE_NETWORK_URL); |
| 298 | sessionInfo.setLivePort(SessionInfo.DEFAULT_LIVE_PORT); |
| 299 | sessionInfo.setLiveDelay(liveDelay); |
| 300 | } |
| 301 | index++; |
| 302 | continue; |
| 303 | } |
| 304 | |
| 305 | index++; |
| 306 | } |
| 307 | |
| 308 | if (sessionInfo.isSnapshotSession()) { |
| 309 | ISnapshotInfo snapshot = getSnapshotInfo(sessionName, monitor); |
| 310 | sessionInfo.setSnapshotInfo(snapshot); |
| 311 | } |
| 312 | |
| 313 | return sessionInfo; |
| 314 | } |
| 315 | |
| 316 | @Override |
| 317 | public ISnapshotInfo getSnapshotInfo(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 318 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_SNAPSHOT, LTTngControlServiceConstants.COMMAND_LIST_SNAPSHOT_OUTPUT, LTTngControlServiceConstants.OPTION_SESSION, sessionName); |
| 319 | ICommandResult result = executeCommand(command, monitor); |
| 320 | |
| 321 | int index = 0; |
| 322 | |
| 323 | // Output: |
| 324 | // [1] snapshot-1: /home/user/lttng-traces/my-20130909-114431 |
| 325 | // or |
| 326 | // [3] snapshot-3: net4://172.0.0.1/ |
| 327 | ISnapshotInfo snapshotInfo = new SnapshotInfo(""); //$NON-NLS-1$ |
| 328 | |
| 329 | while (index < result.getOutput().size()) { |
| 330 | String line = result.getOutput().get(index); |
| 331 | Matcher matcher = LTTngControlServiceConstants.LIST_SNAPSHOT_OUTPUT_PATTERN.matcher(line); |
| 332 | if (matcher.matches()) { |
| 333 | snapshotInfo.setId(Integer.valueOf(matcher.group(1))); |
| 334 | snapshotInfo.setName(matcher.group(2)); |
| 335 | snapshotInfo.setSnapshotPath(matcher.group(3)); |
| 336 | |
| 337 | Matcher matcher2 = LTTngControlServiceConstants.SNAPSHOT_NETWORK_PATH_PATTERN.matcher(snapshotInfo.getSnapshotPath()); |
| 338 | if (matcher2.matches()) { |
| 339 | snapshotInfo.setStreamedSnapshot(true); |
| 340 | } |
| 341 | |
| 342 | index++; |
| 343 | break; |
| 344 | } |
| 345 | index++; |
| 346 | } |
| 347 | |
| 348 | return snapshotInfo; |
| 349 | } |
| 350 | |
| 351 | @Override |
| 352 | public List<IBaseEventInfo> getKernelProvider(IProgressMonitor monitor) throws ExecutionException { |
| 353 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_LIST, LTTngControlServiceConstants.OPTION_KERNEL); |
| 354 | ICommandResult result = executeCommand(command, monitor, false); |
| 355 | |
| 356 | List<IBaseEventInfo> events = new ArrayList<>(); |
| 357 | |
| 358 | // Ignore the following 2 cases: |
| 359 | // Spawning a session daemon |
| 360 | // Error: Unable to list kernel events |
| 361 | // or: |
| 362 | // Error: Unable to list kernel events |
| 363 | // |
| 364 | if (ignoredPattern(result.getErrorOutput(), LTTngControlServiceConstants.LIST_KERNEL_NO_KERNEL_PROVIDER_PATTERN)) { |
| 365 | return events; |
| 366 | } |
| 367 | |
| 368 | if (isError(result)) { |
| 369 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + result.toString()); //$NON-NLS-1$ //$NON-NLS-2$ |
| 370 | } |
| 371 | |
| 372 | // Kernel events: |
| 373 | // ------------- |
| 374 | // sched_kthread_stop (type: tracepoint) |
| 375 | getProviderEventInfo(result.getOutput(), 0, events); |
| 376 | return events; |
| 377 | } |
| 378 | |
| 379 | @Override |
| 380 | public List<IUstProviderInfo> getUstProvider() throws ExecutionException { |
| 381 | return getUstProvider(new NullProgressMonitor()); |
| 382 | } |
| 383 | |
| 384 | @Override |
| 385 | public List<IUstProviderInfo> getUstProvider(IProgressMonitor monitor) throws ExecutionException { |
| 386 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_LIST, LTTngControlServiceConstants.OPTION_UST); |
| 387 | |
| 388 | if (isVersionSupported("2.1.0")) { //$NON-NLS-1$ |
| 389 | command.add(LTTngControlServiceConstants.OPTION_FIELDS); |
| 390 | } |
| 391 | |
| 392 | ICommandResult result = executeCommand(command, monitor, false); |
| 393 | List<IUstProviderInfo> allProviders = new ArrayList<>(); |
| 394 | |
| 395 | // Workaround for versions 2.0.x which causes a segmentation fault for |
| 396 | // this command |
| 397 | // if LTTng Tools is compiled without UST support. |
| 398 | if (!isVersionSupported("2.1.0") && (result.getResult() != 0)) { //$NON-NLS-1$ |
| 399 | return allProviders; |
| 400 | } |
| 401 | |
| 402 | // Ignore the following 2 cases: |
| 403 | // Spawning a session daemon |
| 404 | // Error: Unable to list UST events: Listing UST events failed |
| 405 | // or: |
| 406 | // Error: Unable to list UST events: Listing UST events failed |
| 407 | // |
| 408 | if (ignoredPattern(result.getErrorOutput(), LTTngControlServiceConstants.LIST_UST_NO_UST_PROVIDER_PATTERN)) { |
| 409 | return allProviders; |
| 410 | } |
| 411 | |
| 412 | if (isError(result)) { |
| 413 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + result.toString()); //$NON-NLS-1$ //$NON-NLS-2$ |
| 414 | } |
| 415 | |
| 416 | // Note that field print-outs exists for version >= 2.1.0 |
| 417 | // |
| 418 | // UST events: |
| 419 | // ------------- |
| 420 | // |
| 421 | // PID: 3635 - Name: |
| 422 | // /home/user/git/lttng-ust/tests/hello.cxx/.libs/lt-hello |
| 423 | // ust_tests_hello:tptest_sighandler (loglevel: TRACE_EMERG0) (type: |
| 424 | // tracepoint) |
| 425 | // ust_tests_hello:tptest (loglevel: TRACE_EMERG0) (type: tracepoint) |
| 426 | // field: doublefield (float) |
| 427 | // field: floatfield (float) |
| 428 | // field: stringfield (string) |
| 429 | // |
| 430 | // PID: 6459 - Name: |
| 431 | // /home/user/git/lttng-ust/tests/hello.cxx/.libs/lt-hello |
| 432 | // ust_tests_hello:tptest_sighandler (loglevel: TRACE_EMERG0) (type: |
| 433 | // tracepoint) |
| 434 | // ust_tests_hello:tptest (loglevel: TRACE_EMERG0) (type: tracepoint) |
| 435 | // field: doublefield (float) |
| 436 | // field: floatfield (float) |
| 437 | // field: stringfield (string) |
| 438 | |
| 439 | IUstProviderInfo provider = null; |
| 440 | |
| 441 | int index = 0; |
| 442 | while (index < result.getOutput().size()) { |
| 443 | String line = result.getOutput().get(index); |
| 444 | Matcher matcher = LTTngControlServiceConstants.UST_PROVIDER_PATTERN.matcher(line); |
| 445 | if (matcher.matches()) { |
| 446 | provider = new UstProviderInfo(matcher.group(2).trim()); |
| 447 | provider.setPid(Integer.valueOf(matcher.group(1).trim())); |
| 448 | List<IBaseEventInfo> events = new ArrayList<>(); |
| 449 | index = getProviderEventInfo(result.getOutput(), ++index, events); |
| 450 | provider.setEvents(events); |
| 451 | allProviders.add(provider); |
| 452 | } else { |
| 453 | index++; |
| 454 | } |
| 455 | } |
| 456 | return allProviders; |
| 457 | } |
| 458 | |
| 459 | @Override |
| 460 | public ISessionInfo createSession(ISessionInfo sessionInfo, IProgressMonitor monitor) throws ExecutionException { |
| 461 | if (sessionInfo.isStreamedTrace()) { |
| 462 | return createStreamedSession(sessionInfo, monitor); |
| 463 | } |
| 464 | |
| 465 | ICommandInput command = prepareSessionCreationCommand(sessionInfo); |
| 466 | |
| 467 | ICommandResult result = executeCommand(command, monitor); |
| 468 | |
| 469 | // Session myssession2 created. |
| 470 | // Traces will be written in |
| 471 | // /home/user/lttng-traces/myssession2-20120209-095418 |
| 472 | List<String> output = result.getOutput(); |
| 473 | |
| 474 | // Get and session name and path |
| 475 | String name = null; |
| 476 | String path = null; |
| 477 | |
| 478 | for (String line : output) { |
| 479 | Matcher nameMatcher = LTTngControlServiceConstants.CREATE_SESSION_NAME_PATTERN.matcher(line); |
| 480 | Matcher pathMatcher = LTTngControlServiceConstants.CREATE_SESSION_PATH_PATTERN.matcher(line); |
| 481 | if (nameMatcher.matches()) { |
| 482 | name = String.valueOf(nameMatcher.group(1).trim()); |
| 483 | } else if (pathMatcher.matches()) { |
| 484 | path = String.valueOf(pathMatcher.group(1).trim()); |
| 485 | } |
| 486 | } |
| 487 | |
| 488 | // Verify session name |
| 489 | if ((name == null) || (!"".equals(sessionInfo.getName()) && !name.equals(sessionInfo.getName()))) { //$NON-NLS-1$ |
| 490 | // Unexpected name returned |
| 491 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 492 | Messages.TraceControl_UnexpectedNameError + ": " + name); //$NON-NLS-1$ |
| 493 | } |
| 494 | |
| 495 | sessionInfo.setName(name); |
| 496 | // Verify session path |
| 497 | if (!sessionInfo.isSnapshotSession() && |
| 498 | ((path == null) || ((sessionInfo.getSessionPath() != null) && (!path.contains(sessionInfo.getSessionPath()))))) { |
| 499 | // Unexpected path |
| 500 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 501 | Messages.TraceControl_UnexpectedPathError + ": " + name); //$NON-NLS-1$ |
| 502 | } |
| 503 | |
| 504 | if (sessionInfo.isSnapshotSession()) { |
| 505 | // Make it a snapshot session - content of snapshot info need to |
| 506 | // set afterwards using getSession() or getSnapshotInfo() |
| 507 | sessionInfo.setSnapshotInfo(new SnapshotInfo("")); //$NON-NLS-1$ |
| 508 | } else { |
| 509 | sessionInfo.setSessionPath(path); |
| 510 | } |
| 511 | |
| 512 | return sessionInfo; |
| 513 | |
| 514 | } |
| 515 | |
| 516 | /** |
| 517 | * Basic generation of command for session creation |
| 518 | * |
| 519 | * @param sessionInfo |
| 520 | * the session to create |
| 521 | * @return the basic command for command creation |
| 522 | */ |
| 523 | protected @NonNull ICommandInput prepareSessionCreationCommand(ISessionInfo sessionInfo) { |
| 524 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_CREATE_SESSION); |
| 525 | if (!sessionInfo.getName().isEmpty()) { |
| 526 | command.add(sessionInfo.getName()); |
| 527 | } |
| 528 | |
| 529 | String newPath = sessionInfo.getSessionPath(); |
| 530 | if (newPath != null && !"".equals(newPath)) { //$NON-NLS-1$ |
| 531 | command.add(LTTngControlServiceConstants.OPTION_OUTPUT_PATH); |
| 532 | command.add(newPath); |
| 533 | } |
| 534 | |
| 535 | if (sessionInfo.isSnapshotSession()) { |
| 536 | command.add(LTTngControlServiceConstants.OPTION_SNAPSHOT); |
| 537 | } |
| 538 | return command; |
| 539 | } |
| 540 | |
| 541 | private @NonNull ISessionInfo createStreamedSession(ISessionInfo sessionInfo, IProgressMonitor monitor) throws ExecutionException { |
| 542 | |
| 543 | ICommandInput command = prepareStreamedSessionCreationCommand(sessionInfo); |
| 544 | |
| 545 | ICommandResult result = executeCommand(command, monitor); |
| 546 | |
| 547 | // Verify output |
| 548 | List<String> output = result.getOutput(); |
| 549 | |
| 550 | // Get and session name and path |
| 551 | String name = null; |
| 552 | String path = null; |
| 553 | |
| 554 | for (String line : output) { |
| 555 | Matcher nameMatcher = LTTngControlServiceConstants.CREATE_SESSION_NAME_PATTERN.matcher(line); |
| 556 | Matcher pathMatcher = LTTngControlServiceConstants.CREATE_SESSION_PATH_PATTERN.matcher(line); |
| 557 | |
| 558 | if (nameMatcher.matches()) { |
| 559 | name = String.valueOf(nameMatcher.group(1).trim()); |
| 560 | } else if (pathMatcher.matches() && (sessionInfo.getNetworkUrl() != null)) { |
| 561 | path = String.valueOf(pathMatcher.group(1).trim()); |
| 562 | } |
| 563 | } |
| 564 | |
| 565 | // Verify session name |
| 566 | if ((name == null) || (!"".equals(sessionInfo.getName()) && !name.equals(sessionInfo.getName()))) { //$NON-NLS-1$ |
| 567 | // Unexpected name returned |
| 568 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 569 | Messages.TraceControl_UnexpectedNameError + ": " + name); //$NON-NLS-1$ |
| 570 | } |
| 571 | |
| 572 | sessionInfo.setName(name); |
| 573 | |
| 574 | sessionInfo.setStreamedTrace(true); |
| 575 | |
| 576 | // Verify session path |
| 577 | if (sessionInfo.getNetworkUrl() != null) { |
| 578 | if (!sessionInfo.isSnapshotSession() && (path == null)) { |
| 579 | // Unexpected path |
| 580 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + //$NON-NLS-1$ //$NON-NLS-2$ |
| 581 | Messages.TraceControl_UnexpectedPathError + ": " + name); //$NON-NLS-1$ |
| 582 | } |
| 583 | |
| 584 | if (sessionInfo.isSnapshotSession()) { |
| 585 | sessionInfo.setStreamedTrace(false); |
| 586 | } else { |
| 587 | sessionInfo.setSessionPath(path); |
| 588 | // Check file protocol |
| 589 | Matcher matcher = LTTngControlServiceConstants.TRACE_FILE_PROTOCOL_PATTERN.matcher(path); |
| 590 | if (matcher.matches()) { |
| 591 | sessionInfo.setStreamedTrace(false); |
| 592 | } |
| 593 | } |
| 594 | } |
| 595 | |
| 596 | // When using controlUrl and dataUrl the full session path is not known |
| 597 | // yet and will be set later on when listing the session |
| 598 | |
| 599 | return sessionInfo; |
| 600 | } |
| 601 | |
| 602 | /** |
| 603 | * Basic generation of command for streamed session creation |
| 604 | * |
| 605 | * @param sessionInfo |
| 606 | * the session to create |
| 607 | * @return the basic command for command creation |
| 608 | */ |
| 609 | protected @NonNull ICommandInput prepareStreamedSessionCreationCommand(ISessionInfo sessionInfo) { |
| 610 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_CREATE_SESSION); |
| 611 | if (!sessionInfo.getName().isEmpty()) { |
| 612 | command.add(sessionInfo.getName()); |
| 613 | } |
| 614 | |
| 615 | if (sessionInfo.isSnapshotSession()) { |
| 616 | command.add(LTTngControlServiceConstants.OPTION_SNAPSHOT); |
| 617 | } else if (sessionInfo.isLive()) { |
| 618 | command.add(LTTngControlServiceConstants.OPTION_LIVE); |
| 619 | if (sessionInfo.getLiveDelay() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 620 | command.add(String.valueOf(sessionInfo.getLiveDelay())); |
| 621 | } |
| 622 | } |
| 623 | |
| 624 | if (sessionInfo.getNetworkUrl() != null) { |
| 625 | command.add(LTTngControlServiceConstants.OPTION_NETWORK_URL); |
| 626 | command.add(sessionInfo.getNetworkUrl()); |
| 627 | } else { |
| 628 | command.add(LTTngControlServiceConstants.OPTION_CONTROL_URL); |
| 629 | command.add(sessionInfo.getControlUrl()); |
| 630 | |
| 631 | command.add(LTTngControlServiceConstants.OPTION_DATA_URL); |
| 632 | command.add(sessionInfo.getDataUrl()); |
| 633 | } |
| 634 | return command; |
| 635 | } |
| 636 | |
| 637 | @Override |
| 638 | public void destroySession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 639 | |
| 640 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_DESTROY_SESSION, sessionName); |
| 641 | |
| 642 | ICommandResult result = executeCommand(command, monitor, false); |
| 643 | boolean isError = isError(result); |
| 644 | if (isError && !ignoredPattern(result.getErrorOutput(), LTTngControlServiceConstants.SESSION_NOT_FOUND_ERROR_PATTERN)) { |
| 645 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + result.toString()); //$NON-NLS-1$ //$NON-NLS-2$ |
| 646 | } |
| 647 | |
| 648 | // Session <sessionName> destroyed |
| 649 | } |
| 650 | |
| 651 | @Override |
| 652 | public void startSession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 653 | |
| 654 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_START_SESSION, sessionName); |
| 655 | |
| 656 | executeCommand(command, monitor); |
| 657 | |
| 658 | // Session <sessionName> started |
| 659 | } |
| 660 | |
| 661 | @Override |
| 662 | public void stopSession(String sessionName, IProgressMonitor monitor) throws ExecutionException { |
| 663 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_STOP_SESSION, sessionName); |
| 664 | |
| 665 | executeCommand(command, monitor); |
| 666 | |
| 667 | // Session <sessionName> stopped |
| 668 | |
| 669 | } |
| 670 | |
| 671 | @Override |
| 672 | public void enableChannels(String sessionName, List<String> channelNames, boolean isKernel, IChannelInfo info, IProgressMonitor monitor) throws ExecutionException { |
| 673 | |
| 674 | // no channels to enable |
| 675 | if (channelNames.isEmpty()) { |
| 676 | return; |
| 677 | } |
| 678 | |
| 679 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_CHANNEL); |
| 680 | |
| 681 | command.add(toCsv(channelNames)); |
| 682 | |
| 683 | if (isKernel) { |
| 684 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 685 | } else { |
| 686 | command.add(LTTngControlServiceConstants.OPTION_UST); |
| 687 | } |
| 688 | |
| 689 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 690 | command.add(sessionName); |
| 691 | |
| 692 | if (info != null) { |
| 693 | // --discard Discard event when buffers are full (default) |
| 694 | |
| 695 | // --overwrite Flight recorder mode |
| 696 | if (info.isOverwriteMode()) { |
| 697 | command.add(LTTngControlServiceConstants.OPTION_OVERWRITE); |
| 698 | } |
| 699 | // --subbuf-size SIZE Subbuffer size in bytes |
| 700 | // (default: 4096, kernel default: 262144) |
| 701 | if (info.getSubBufferSize() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 702 | command.add(LTTngControlServiceConstants.OPTION_SUB_BUFFER_SIZE); |
| 703 | command.add(String.valueOf(info.getSubBufferSize())); |
| 704 | } |
| 705 | |
| 706 | // --num-subbuf NUM Number of subbufers |
| 707 | if (info.getNumberOfSubBuffers() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 708 | command.add(LTTngControlServiceConstants.OPTION_NUM_SUB_BUFFERS); |
| 709 | command.add(String.valueOf(info.getNumberOfSubBuffers())); |
| 710 | } |
| 711 | |
| 712 | // --switch-timer USEC Switch timer interval in usec |
| 713 | if (info.getSwitchTimer() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 714 | command.add(LTTngControlServiceConstants.OPTION_SWITCH_TIMER); |
| 715 | command.add(String.valueOf(info.getSwitchTimer())); |
| 716 | } |
| 717 | |
| 718 | // --read-timer USEC Read timer interval in usec |
| 719 | if (info.getReadTimer() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 720 | command.add(LTTngControlServiceConstants.OPTION_READ_TIMER); |
| 721 | command.add(String.valueOf(info.getReadTimer())); |
| 722 | } |
| 723 | |
| 724 | if (isVersionSupported("2.2.0")) { //$NON-NLS-1$ |
| 725 | // --buffers-uid Every application sharing the same UID use the |
| 726 | // same buffers --buffers-pid Buffers are allocated per PID |
| 727 | if (!isKernel) { |
| 728 | if (info.getBufferType() == BufferType.BUFFER_PER_PID) { |
| 729 | command.add(LTTngControlServiceConstants.OPTION_PER_PID_BUFFERS); |
| 730 | |
| 731 | } else if (info.getBufferType() == BufferType.BUFFER_PER_UID) { |
| 732 | command.add(LTTngControlServiceConstants.OPTION_PER_UID_BUFFERS); |
| 733 | } |
| 734 | } |
| 735 | |
| 736 | // -C SIZE Maximum size of trace files in bytes |
| 737 | if (info.getMaxSizeTraceFiles() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 738 | command.add(LTTngControlServiceConstants.OPTION_MAX_SIZE_TRACE_FILES); |
| 739 | command.add(String.valueOf(info.getMaxSizeTraceFiles())); |
| 740 | } |
| 741 | |
| 742 | // -W NUM Maximum number of trace files |
| 743 | if (info.getMaxNumberTraceFiles() != LTTngControlServiceConstants.UNUSED_VALUE) { |
| 744 | command.add(LTTngControlServiceConstants.OPTION_MAX_TRACE_FILES); |
| 745 | command.add(String.valueOf(info.getMaxNumberTraceFiles())); |
| 746 | } |
| 747 | } |
| 748 | } |
| 749 | |
| 750 | executeCommand(command, monitor); |
| 751 | |
| 752 | } |
| 753 | |
| 754 | @Override |
| 755 | public void disableChannels(String sessionName, List<String> channelNames, boolean isKernel, IProgressMonitor monitor) throws ExecutionException { |
| 756 | |
| 757 | // no channels to enable |
| 758 | if (channelNames.isEmpty()) { |
| 759 | return; |
| 760 | } |
| 761 | |
| 762 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_DISABLE_CHANNEL); |
| 763 | |
| 764 | command.add(toCsv(channelNames)); |
| 765 | |
| 766 | if (isKernel) { |
| 767 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 768 | } else { |
| 769 | command.add(LTTngControlServiceConstants.OPTION_UST); |
| 770 | } |
| 771 | |
| 772 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 773 | command.add(sessionName); |
| 774 | |
| 775 | executeCommand(command, monitor); |
| 776 | } |
| 777 | |
| 778 | @Override |
| 779 | public void enableEvents(String sessionName, String channelName, List<String> eventNames, boolean isKernel, String filterExpression, IProgressMonitor monitor) throws ExecutionException { |
| 780 | |
| 781 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 782 | |
| 783 | if (eventNames == null || eventNames.isEmpty()) { |
| 784 | command.add(LTTngControlServiceConstants.OPTION_ALL); |
| 785 | } else { |
| 786 | command.add(toCsv(eventNames)); |
| 787 | } |
| 788 | |
| 789 | if (isKernel) { |
| 790 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 791 | } else { |
| 792 | command.add(LTTngControlServiceConstants.OPTION_UST); |
| 793 | } |
| 794 | |
| 795 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 796 | command.add(sessionName); |
| 797 | |
| 798 | if (channelName != null) { |
| 799 | command.add(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 800 | command.add(channelName); |
| 801 | } |
| 802 | |
| 803 | command.add(LTTngControlServiceConstants.OPTION_TRACEPOINT); |
| 804 | |
| 805 | if (filterExpression != null) { |
| 806 | command.add(LTTngControlServiceConstants.OPTION_FILTER); |
| 807 | command.add(filterExpression); |
| 808 | } |
| 809 | |
| 810 | executeCommand(command, monitor); |
| 811 | |
| 812 | } |
| 813 | |
| 814 | @Override |
| 815 | public void enableSyscalls(String sessionName, String channelName, IProgressMonitor monitor) throws ExecutionException { |
| 816 | |
| 817 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 818 | |
| 819 | command.add(LTTngControlServiceConstants.OPTION_ALL); |
| 820 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 821 | |
| 822 | |
| 823 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 824 | command.add(sessionName); |
| 825 | |
| 826 | if (channelName != null) { |
| 827 | command.add(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 828 | command.add(channelName); |
| 829 | } |
| 830 | |
| 831 | command.add(LTTngControlServiceConstants.OPTION_SYSCALL); |
| 832 | |
| 833 | executeCommand(command, monitor); |
| 834 | } |
| 835 | |
| 836 | @Override |
| 837 | public void enableProbe(String sessionName, String channelName, String eventName, boolean isFunction, String probe, IProgressMonitor monitor) throws ExecutionException { |
| 838 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 839 | |
| 840 | command.add(eventName); |
| 841 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 842 | |
| 843 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 844 | command.add(sessionName); |
| 845 | |
| 846 | if (channelName != null) { |
| 847 | command.add(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 848 | command.add(channelName); |
| 849 | } |
| 850 | if (isFunction) { |
| 851 | command.add(LTTngControlServiceConstants.OPTION_FUNCTION_PROBE); |
| 852 | } else { |
| 853 | command.add(LTTngControlServiceConstants.OPTION_PROBE); |
| 854 | } |
| 855 | |
| 856 | command.add(probe); |
| 857 | |
| 858 | executeCommand(command, monitor); |
| 859 | } |
| 860 | |
| 861 | @Override |
| 862 | public void enableLogLevel(String sessionName, String channelName, String eventName, LogLevelType logLevelType, TraceLogLevel level, String filterExpression, IProgressMonitor monitor) throws ExecutionException { |
| 863 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ENABLE_EVENT); |
| 864 | |
| 865 | command.add(eventName); |
| 866 | command.add(LTTngControlServiceConstants.OPTION_UST); |
| 867 | |
| 868 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 869 | command.add(sessionName); |
| 870 | |
| 871 | if (channelName != null) { |
| 872 | command.add(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 873 | command.add(channelName); |
| 874 | } |
| 875 | |
| 876 | if (logLevelType == LogLevelType.LOGLEVEL) { |
| 877 | command.add(LTTngControlServiceConstants.OPTION_LOGLEVEL); |
| 878 | } else if (logLevelType == LogLevelType.LOGLEVEL_ONLY) { |
| 879 | command.add(LTTngControlServiceConstants.OPTION_LOGLEVEL_ONLY); |
| 880 | |
| 881 | } else { |
| 882 | return; |
| 883 | } |
| 884 | command.add(level.getInName()); |
| 885 | |
| 886 | executeCommand(command, monitor); |
| 887 | } |
| 888 | |
| 889 | @Override |
| 890 | public void disableEvent(String sessionName, String channelName, List<String> eventNames, boolean isKernel, IProgressMonitor monitor) throws ExecutionException { |
| 891 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_DISABLE_EVENT); |
| 892 | |
| 893 | if (eventNames == null) { |
| 894 | command.add(LTTngControlServiceConstants.OPTION_ALL); |
| 895 | } else { |
| 896 | // no events to disable |
| 897 | if (eventNames.isEmpty()) { |
| 898 | return; |
| 899 | } |
| 900 | |
| 901 | StringBuffer eventNameParameter = new StringBuffer(); |
| 902 | for (Iterator<String> iterator = eventNames.iterator(); iterator.hasNext();) { |
| 903 | String event = iterator.next(); |
| 904 | eventNameParameter.append(event); |
| 905 | if (iterator.hasNext()) { |
| 906 | eventNameParameter.append(','); |
| 907 | } |
| 908 | } |
| 909 | command.add(eventNameParameter.toString()); |
| 910 | } |
| 911 | |
| 912 | if (isKernel) { |
| 913 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 914 | } else { |
| 915 | command.add(LTTngControlServiceConstants.OPTION_UST); |
| 916 | } |
| 917 | |
| 918 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 919 | command.add(sessionName); |
| 920 | |
| 921 | if (channelName != null) { |
| 922 | command.add(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 923 | command.add(channelName); |
| 924 | } |
| 925 | |
| 926 | executeCommand(command, monitor); |
| 927 | } |
| 928 | |
| 929 | @Override |
| 930 | public List<String> getContextList(IProgressMonitor monitor) throws ExecutionException { |
| 931 | |
| 932 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ADD_CONTEXT, LTTngControlServiceConstants.OPTION_HELP); |
| 933 | |
| 934 | ICommandResult result = executeCommand(command, monitor); |
| 935 | |
| 936 | List<String> output = result.getOutput(); |
| 937 | |
| 938 | List<String> contexts = new ArrayList<>(0); |
| 939 | |
| 940 | int index = 0; |
| 941 | boolean inList = false; |
| 942 | while (index < output.size()) { |
| 943 | String line = output.get(index); |
| 944 | |
| 945 | Matcher startMatcher = LTTngControlServiceConstants.ADD_CONTEXT_HELP_CONTEXTS_INTRO.matcher(line); |
| 946 | Matcher endMatcher = LTTngControlServiceConstants.ADD_CONTEXT_HELP_CONTEXTS_END_LINE.matcher(line); |
| 947 | |
| 948 | if (startMatcher.matches()) { |
| 949 | inList = true; |
| 950 | } else if (endMatcher.matches()) { |
| 951 | break; |
| 952 | } else if (inList == true) { |
| 953 | String[] tmp = line.split(","); //$NON-NLS-1$ |
| 954 | for (int i = 0; i < tmp.length; i++) { |
| 955 | contexts.add(tmp[i].trim()); |
| 956 | } |
| 957 | } |
| 958 | index++; |
| 959 | } |
| 960 | return contexts; |
| 961 | } |
| 962 | |
| 963 | @Override |
| 964 | public void addContexts(String sessionName, String channelName, String eventName, boolean isKernel, List<String> contextNames, IProgressMonitor monitor) throws ExecutionException { |
| 965 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_ADD_CONTEXT); |
| 966 | |
| 967 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 968 | command.add(sessionName); |
| 969 | |
| 970 | if (channelName != null) { |
| 971 | command.add(LTTngControlServiceConstants.OPTION_CHANNEL); |
| 972 | command.add(channelName); |
| 973 | } |
| 974 | |
| 975 | if (eventName != null) { |
| 976 | command.add(LTTngControlServiceConstants.OPTION_EVENT); |
| 977 | command.add(eventName); |
| 978 | } |
| 979 | |
| 980 | if (isKernel) { |
| 981 | command.add(LTTngControlServiceConstants.OPTION_KERNEL); |
| 982 | } else { |
| 983 | command.add(LTTngControlServiceConstants.OPTION_UST); |
| 984 | } |
| 985 | |
| 986 | for (Iterator<String> iterator = contextNames.iterator(); iterator.hasNext();) { |
| 987 | String context = iterator.next(); |
| 988 | command.add(LTTngControlServiceConstants.OPTION_CONTEXT_TYPE); |
| 989 | command.add(context); |
| 990 | } |
| 991 | |
| 992 | executeCommand(command, monitor); |
| 993 | |
| 994 | } |
| 995 | |
| 996 | @Override |
| 997 | public void recordSnapshot(String sessionName, IProgressMonitor monitor) |
| 998 | throws ExecutionException { |
| 999 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_SNAPSHOT, LTTngControlServiceConstants.COMMAND_RECORD_SNAPSHOT); |
| 1000 | |
| 1001 | String newSessionName = sessionName; |
| 1002 | command.add(LTTngControlServiceConstants.OPTION_SESSION); |
| 1003 | command.add(newSessionName); |
| 1004 | |
| 1005 | executeCommand(command, monitor); |
| 1006 | } |
| 1007 | |
| 1008 | @Override |
| 1009 | public void loadSession(String inputPath, boolean isForce, IProgressMonitor monitor) |
| 1010 | throws ExecutionException { |
| 1011 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_LOAD_SESSION); |
| 1012 | |
| 1013 | if (inputPath != null) { |
| 1014 | command.add(LTTngControlServiceConstants.OPTION_INPUT_PATH); |
| 1015 | command.add(inputPath); |
| 1016 | } |
| 1017 | |
| 1018 | if (isForce) { |
| 1019 | command.add(LTTngControlServiceConstants.OPTION_FORCE); |
| 1020 | } |
| 1021 | executeCommand(command, monitor); |
| 1022 | } |
| 1023 | |
| 1024 | @Override |
| 1025 | public void saveSession(String session, String outputPath, boolean isForce, IProgressMonitor monitor) throws ExecutionException { |
| 1026 | ICommandInput command = createCommand(LTTngControlServiceConstants.COMMAND_SAVE_SESSION); |
| 1027 | |
| 1028 | if (outputPath != null) { |
| 1029 | command.add(LTTngControlServiceConstants.OPTION_OUTPUT_PATH); |
| 1030 | command.add(outputPath); |
| 1031 | } |
| 1032 | |
| 1033 | if (isForce) { |
| 1034 | command.add(LTTngControlServiceConstants.OPTION_FORCE); |
| 1035 | } |
| 1036 | |
| 1037 | if (session != null) { |
| 1038 | command.add(session); |
| 1039 | } |
| 1040 | executeCommand(command, monitor); |
| 1041 | } |
| 1042 | |
| 1043 | @Override |
| 1044 | public void runCommands(IProgressMonitor monitor, List<String> commandLines) throws ExecutionException { |
| 1045 | for (String commandLine : commandLines) { |
| 1046 | if (monitor.isCanceled()) { |
| 1047 | return; |
| 1048 | } |
| 1049 | |
| 1050 | if (commandLine.isEmpty() || commandLine.startsWith("#")) { //$NON-NLS-1$ |
| 1051 | continue; |
| 1052 | } |
| 1053 | String[] args = commandLine.split("\\s+"); //$NON-NLS-1$ |
| 1054 | ICommandInput command = fCommandShell.createCommand(); |
| 1055 | command.addAll(Arrays.asList(args)); |
| 1056 | ICommandResult result = executeCommand(command, monitor); |
| 1057 | |
| 1058 | if (isError(result)) { |
| 1059 | throw new ExecutionException(Messages.TraceControl_CommandError + " " + command.toString() + "\n" + result.toString()); //$NON-NLS-1$ //$NON-NLS-2$ |
| 1060 | } |
| 1061 | } |
| 1062 | } |
| 1063 | |
| 1064 | // ------------------------------------------------------------------------ |
| 1065 | // Helper methods |
| 1066 | // ------------------------------------------------------------------------ |
| 1067 | |
| 1068 | /** |
| 1069 | * Checks if command result is an error result. |
| 1070 | * |
| 1071 | * @param result |
| 1072 | * - the command result to check |
| 1073 | * @return true if error else false |
| 1074 | */ |
| 1075 | protected boolean isError(ICommandResult result) { |
| 1076 | // Check return code and length of returned strings |
| 1077 | |
| 1078 | if ((result.getResult()) != 0) { |
| 1079 | return true; |
| 1080 | } |
| 1081 | |
| 1082 | // Look for error pattern |
| 1083 | for (String line : result.getErrorOutput()) { |
| 1084 | Matcher matcher = LTTngControlServiceConstants.ERROR_PATTERN.matcher(line); |
| 1085 | if (matcher.matches()) { |
| 1086 | return true; |
| 1087 | } |
| 1088 | } |
| 1089 | |
| 1090 | return false; |
| 1091 | } |
| 1092 | |
| 1093 | /** |
| 1094 | * Creates a comma separated string from list of names |
| 1095 | * @param names |
| 1096 | * List of name to convert |
| 1097 | * @return comma separated string |
| 1098 | */ |
| 1099 | protected String toCsv(List<String> names) { |
| 1100 | StringBuilder csvString = new StringBuilder(); |
| 1101 | for (Iterator<String> iterator = names.iterator(); iterator.hasNext();) { |
| 1102 | String name = iterator.next(); |
| 1103 | csvString.append(name); |
| 1104 | if (iterator.hasNext()) { |
| 1105 | csvString.append(','); |
| 1106 | } |
| 1107 | } |
| 1108 | return csvString.toString(); |
| 1109 | } |
| 1110 | |
| 1111 | /** |
| 1112 | * Parses the domain information. |
| 1113 | * |
| 1114 | * @param output |
| 1115 | * a command output list |
| 1116 | * @param currentIndex |
| 1117 | * current index in command output list |
| 1118 | * @param channels |
| 1119 | * list for returning channel information |
| 1120 | * @param domainInfo |
| 1121 | * The domain information |
| 1122 | * @return the new current index in command output list |
| 1123 | */ |
| 1124 | protected int parseDomain(List<String> output, int currentIndex, List<IChannelInfo> channels, IDomainInfo domainInfo) { |
| 1125 | int index = currentIndex; |
| 1126 | |
| 1127 | // if kernel set the buffer type to shared |
| 1128 | if (domainInfo.isKernel()) { |
| 1129 | domainInfo.setBufferType(BufferType.BUFFER_SHARED); |
| 1130 | } |
| 1131 | |
| 1132 | // Channels: |
| 1133 | // ------------- |
| 1134 | // - channnel1: [enabled] |
| 1135 | // |
| 1136 | // Attributes: |
| 1137 | // overwrite mode: 0 |
| 1138 | // subbufers size: 262144 |
| 1139 | // number of subbufers: 4 |
| 1140 | // switch timer interval: 0 |
| 1141 | // read timer interval: 200 |
| 1142 | // output: splice() |
| 1143 | |
| 1144 | while (index < output.size()) { |
| 1145 | String line = output.get(index); |
| 1146 | |
| 1147 | if (isVersionSupported("2.2.0")) { //$NON-NLS-1$ |
| 1148 | Matcher bufferTypeMatcher = LTTngControlServiceConstants.BUFFER_TYPE_PATTERN.matcher(line); |
| 1149 | if (bufferTypeMatcher.matches()) { |
| 1150 | String bufferTypeString = getAttributeValue(line); |
| 1151 | if (BufferType.BUFFER_PER_PID.getInName().equals(bufferTypeString)) { |
| 1152 | domainInfo.setBufferType(BufferType.BUFFER_PER_PID); |
| 1153 | } else if (BufferType.BUFFER_PER_UID.getInName().equals(bufferTypeString)) { |
| 1154 | domainInfo.setBufferType(BufferType.BUFFER_PER_UID); |
| 1155 | } else { |
| 1156 | domainInfo.setBufferType(BufferType.BUFFER_TYPE_UNKNOWN); |
| 1157 | } |
| 1158 | } |
| 1159 | } else { |
| 1160 | domainInfo.setBufferType(BufferType.BUFFER_TYPE_UNKNOWN); |
| 1161 | } |
| 1162 | Matcher outerMatcher = LTTngControlServiceConstants.CHANNELS_SECTION_PATTERN.matcher(line); |
| 1163 | Matcher noKernelChannelMatcher = LTTngControlServiceConstants.DOMAIN_NO_KERNEL_CHANNEL_PATTERN.matcher(line); |
| 1164 | Matcher noUstChannelMatcher = LTTngControlServiceConstants.DOMAIN_NO_UST_CHANNEL_PATTERN.matcher(line); |
| 1165 | if (outerMatcher.matches()) { |
| 1166 | IChannelInfo channelInfo = null; |
| 1167 | while (index < output.size()) { |
| 1168 | String subLine = output.get(index); |
| 1169 | |
| 1170 | Matcher innerMatcher = LTTngControlServiceConstants.CHANNEL_PATTERN.matcher(subLine); |
| 1171 | if (innerMatcher.matches()) { |
| 1172 | channelInfo = new ChannelInfo(""); //$NON-NLS-1$ |
| 1173 | // get channel name |
| 1174 | channelInfo.setName(innerMatcher.group(1)); |
| 1175 | |
| 1176 | // get channel enablement |
| 1177 | channelInfo.setState(innerMatcher.group(2)); |
| 1178 | |
| 1179 | // set BufferType |
| 1180 | channelInfo.setBufferType(domainInfo.getBufferType()); |
| 1181 | |
| 1182 | // add channel |
| 1183 | channels.add(channelInfo); |
| 1184 | |
| 1185 | } else if (LTTngControlServiceConstants.OVERWRITE_MODE_ATTRIBUTE.matcher(subLine).matches()) { |
| 1186 | String value = getAttributeValue(subLine); |
| 1187 | if (channelInfo != null) { |
| 1188 | channelInfo.setOverwriteMode(!LTTngControlServiceConstants.OVERWRITE_MODE_ATTRIBUTE_FALSE.equals(value)); |
| 1189 | } |
| 1190 | } else if (LTTngControlServiceConstants.SUBBUFFER_SIZE_ATTRIBUTE.matcher(subLine).matches()) { |
| 1191 | if (channelInfo != null) { |
| 1192 | channelInfo.setSubBufferSize(Long.valueOf(getAttributeValue(subLine))); |
| 1193 | } |
| 1194 | |
| 1195 | } else if (LTTngControlServiceConstants.NUM_SUBBUFFERS_ATTRIBUTE.matcher(subLine).matches()) { |
| 1196 | if (channelInfo != null) { |
| 1197 | channelInfo.setNumberOfSubBuffers(Integer.valueOf(getAttributeValue(subLine))); |
| 1198 | } |
| 1199 | |
| 1200 | } else if (LTTngControlServiceConstants.SWITCH_TIMER_ATTRIBUTE.matcher(subLine).matches()) { |
| 1201 | if (channelInfo != null) { |
| 1202 | channelInfo.setSwitchTimer(Long.valueOf(getAttributeValue(subLine))); |
| 1203 | } |
| 1204 | |
| 1205 | } else if (LTTngControlServiceConstants.READ_TIMER_ATTRIBUTE.matcher(subLine).matches()) { |
| 1206 | if (channelInfo != null) { |
| 1207 | channelInfo.setReadTimer(Long.valueOf(getAttributeValue(subLine))); |
| 1208 | } |
| 1209 | |
| 1210 | } else if (LTTngControlServiceConstants.OUTPUT_ATTRIBUTE.matcher(subLine).matches()) { |
| 1211 | if (channelInfo != null) { |
| 1212 | channelInfo.setOutputType(getAttributeValue(subLine)); |
| 1213 | } |
| 1214 | |
| 1215 | } else if (LTTngControlServiceConstants.TRACE_FILE_COUNT_ATTRIBUTE.matcher(subLine).matches()) { |
| 1216 | if (channelInfo != null) { |
| 1217 | channelInfo.setMaxNumberTraceFiles(Integer.valueOf(getAttributeValue(subLine))); |
| 1218 | } |
| 1219 | |
| 1220 | } else if (LTTngControlServiceConstants.TRACE_FILE_SIZE_ATTRIBUTE.matcher(subLine).matches()) { |
| 1221 | if (channelInfo != null) { |
| 1222 | channelInfo.setMaxSizeTraceFiles(Long.valueOf(getAttributeValue(subLine))); |
| 1223 | } |
| 1224 | } else if (LTTngControlServiceConstants.EVENT_SECTION_PATTERN.matcher(subLine).matches()) { |
| 1225 | List<IEventInfo> events = new ArrayList<>(); |
| 1226 | index = parseEvents(output, index, events); |
| 1227 | if (channelInfo != null) { |
| 1228 | channelInfo.setEvents(events); |
| 1229 | } |
| 1230 | // we want to stay at the current index to be able to |
| 1231 | // exit the domain |
| 1232 | continue; |
| 1233 | } else if (LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(subLine).matches()) { |
| 1234 | return index; |
| 1235 | |
| 1236 | } else if (LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(subLine).matches()) { |
| 1237 | return index; |
| 1238 | } |
| 1239 | index++; |
| 1240 | } |
| 1241 | } else if (noKernelChannelMatcher.matches() || noUstChannelMatcher.matches()) { |
| 1242 | // domain indicates that no channels were found -> return |
| 1243 | index++; |
| 1244 | return index; |
| 1245 | } |
| 1246 | index++; |
| 1247 | } |
| 1248 | return index; |
| 1249 | } |
| 1250 | |
| 1251 | /** |
| 1252 | * Parses the event information within a domain. |
| 1253 | * |
| 1254 | * @param output |
| 1255 | * a command output list |
| 1256 | * @param currentIndex |
| 1257 | * current index in command output list |
| 1258 | * @param events |
| 1259 | * list for returning event information |
| 1260 | * @return the new current index in command output list |
| 1261 | */ |
| 1262 | protected int parseEvents(List<String> output, int currentIndex, List<IEventInfo> events) { |
| 1263 | int index = currentIndex; |
| 1264 | |
| 1265 | while (index < output.size()) { |
| 1266 | String line = output.get(index); |
| 1267 | if (LTTngControlServiceConstants.CHANNEL_PATTERN.matcher(line).matches()) { |
| 1268 | // end of channel |
| 1269 | return index; |
| 1270 | } else if (LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(line).matches()) { |
| 1271 | // end of domain |
| 1272 | return index; |
| 1273 | } else if (LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(line).matches()) { |
| 1274 | // end of domain |
| 1275 | return index; |
| 1276 | } |
| 1277 | |
| 1278 | Matcher matcher = LTTngControlServiceConstants.EVENT_PATTERN.matcher(line); |
| 1279 | Matcher matcher2 = LTTngControlServiceConstants.WILDCARD_EVENT_PATTERN.matcher(line); |
| 1280 | |
| 1281 | if (matcher.matches()) { |
| 1282 | IEventInfo eventInfo = new EventInfo(matcher.group(1).trim()); |
| 1283 | eventInfo.setLogLevelType(matcher.group(2).trim()); |
| 1284 | eventInfo.setLogLevel(matcher.group(3).trim()); |
| 1285 | eventInfo.setEventType(matcher.group(4).trim()); |
| 1286 | eventInfo.setState(matcher.group(5)); |
| 1287 | String filter = matcher.group(6); |
| 1288 | if (filter != null) { |
| 1289 | // remove '[' and ']' |
| 1290 | filter = filter.substring(1, filter.length() - 1); |
| 1291 | eventInfo.setFilterExpression(filter); |
| 1292 | } |
| 1293 | events.add(eventInfo); |
| 1294 | index++; |
| 1295 | } else if (matcher2.matches()) { |
| 1296 | IEventInfo eventInfo = new EventInfo(matcher2.group(1).trim()); |
| 1297 | eventInfo.setLogLevel(TraceLogLevel.LEVEL_UNKNOWN); |
| 1298 | eventInfo.setEventType(matcher2.group(2).trim()); |
| 1299 | eventInfo.setState(matcher2.group(3)); |
| 1300 | String filter = matcher2.group(4); |
| 1301 | if (filter != null) { |
| 1302 | // remove '[' and ']' |
| 1303 | filter = filter.substring(1, filter.length() - 1); |
| 1304 | eventInfo.setFilterExpression(filter); |
| 1305 | } |
| 1306 | |
| 1307 | if ((eventInfo.getEventType() == TraceEventType.PROBE) || |
| 1308 | (eventInfo.getEventType() == TraceEventType.FUNCTION)) { |
| 1309 | IProbeEventInfo probeEvent = new ProbeEventInfo(eventInfo.getName()); |
| 1310 | probeEvent.setLogLevel(eventInfo.getLogLevel()); |
| 1311 | probeEvent.setEventType(eventInfo.getEventType()); |
| 1312 | probeEvent.setState(eventInfo.getState()); |
| 1313 | |
| 1314 | // Overwrite eventinfo |
| 1315 | eventInfo = probeEvent; |
| 1316 | |
| 1317 | // myevent2 (type: probe) [enabled] |
| 1318 | // addr: 0xc0101340 |
| 1319 | // myevent0 (type: function) [enabled] |
| 1320 | // offset: 0x0 |
| 1321 | // symbol: init_post |
| 1322 | index++; |
| 1323 | while (index < output.size()) { |
| 1324 | String probeLine = output.get(index); |
| 1325 | // parse probe |
| 1326 | Matcher addrMatcher = LTTngControlServiceConstants.PROBE_ADDRESS_PATTERN.matcher(probeLine); |
| 1327 | Matcher offsetMatcher = LTTngControlServiceConstants.PROBE_OFFSET_PATTERN.matcher(probeLine); |
| 1328 | Matcher symbolMatcher = LTTngControlServiceConstants.PROBE_SYMBOL_PATTERN.matcher(probeLine); |
| 1329 | if (addrMatcher.matches()) { |
| 1330 | String addr = addrMatcher.group(2).trim(); |
| 1331 | probeEvent.setAddress(addr); |
| 1332 | } else if (offsetMatcher.matches()) { |
| 1333 | String offset = offsetMatcher.group(2).trim(); |
| 1334 | probeEvent.setOffset(offset); |
| 1335 | } else if (symbolMatcher.matches()) { |
| 1336 | String symbol = symbolMatcher.group(2).trim(); |
| 1337 | probeEvent.setSymbol(symbol); |
| 1338 | } else if ((LTTngControlServiceConstants.EVENT_PATTERN.matcher(probeLine).matches()) || (LTTngControlServiceConstants.WILDCARD_EVENT_PATTERN.matcher(probeLine).matches())) { |
| 1339 | break; |
| 1340 | } else if (LTTngControlServiceConstants.CHANNEL_PATTERN.matcher(probeLine).matches()) { |
| 1341 | break; |
| 1342 | } else if (LTTngControlServiceConstants.DOMAIN_KERNEL_PATTERN.matcher(probeLine).matches()) { |
| 1343 | // end of domain |
| 1344 | break; |
| 1345 | } else if (LTTngControlServiceConstants.DOMAIN_UST_GLOBAL_PATTERN.matcher(probeLine).matches()) { |
| 1346 | // end of domain |
| 1347 | break; |
| 1348 | } |
| 1349 | index++; |
| 1350 | } |
| 1351 | events.add(eventInfo); |
| 1352 | } else { |
| 1353 | events.add(eventInfo); |
| 1354 | index++; |
| 1355 | continue; |
| 1356 | } |
| 1357 | } else { |
| 1358 | index++; |
| 1359 | } |
| 1360 | } |
| 1361 | |
| 1362 | return index; |
| 1363 | } |
| 1364 | |
| 1365 | /** |
| 1366 | * Parses a line with attributes: <attribute Name>: <attribute value> |
| 1367 | * |
| 1368 | * @param line |
| 1369 | * - attribute line to parse |
| 1370 | * @return the attribute value as string |
| 1371 | */ |
| 1372 | protected String getAttributeValue(String line) { |
| 1373 | String[] temp = line.split("\\: "); //$NON-NLS-1$ |
| 1374 | return temp[1]; |
| 1375 | } |
| 1376 | |
| 1377 | /** |
| 1378 | * Parses the event information within a provider. |
| 1379 | * |
| 1380 | * @param output |
| 1381 | * a command output list |
| 1382 | * @param currentIndex |
| 1383 | * current index in command output list |
| 1384 | * @param events |
| 1385 | * list for returning event information |
| 1386 | * @return the new current index in command output list |
| 1387 | */ |
| 1388 | protected int getProviderEventInfo(List<String> output, int currentIndex, List<IBaseEventInfo> events) { |
| 1389 | int index = currentIndex; |
| 1390 | IBaseEventInfo eventInfo = null; |
| 1391 | while (index < output.size()) { |
| 1392 | String line = output.get(index); |
| 1393 | Matcher matcher = LTTngControlServiceConstants.PROVIDER_EVENT_PATTERN.matcher(line); |
| 1394 | if (matcher.matches()) { |
| 1395 | // sched_kthread_stop (loglevel: TRACE_EMERG0) (type: |
| 1396 | // tracepoint) |
| 1397 | eventInfo = new BaseEventInfo(matcher.group(1).trim()); |
| 1398 | eventInfo.setLogLevel(matcher.group(2).trim()); |
| 1399 | eventInfo.setEventType(matcher.group(3).trim()); |
| 1400 | events.add(eventInfo); |
| 1401 | index++; |
| 1402 | } else if (LTTngControlServiceConstants.EVENT_FIELD_PATTERN.matcher(line).matches()) { |
| 1403 | if (eventInfo != null) { |
| 1404 | List<IFieldInfo> fields = new ArrayList<>(); |
| 1405 | index = getFieldInfo(output, index, fields); |
| 1406 | eventInfo.setFields(fields); |
| 1407 | } else { |
| 1408 | index++; |
| 1409 | } |
| 1410 | } |
| 1411 | else if (LTTngControlServiceConstants.UST_PROVIDER_PATTERN.matcher(line).matches()) { |
| 1412 | return index; |
| 1413 | } else { |
| 1414 | index++; |
| 1415 | } |
| 1416 | } |
| 1417 | return index; |
| 1418 | } |
| 1419 | |
| 1420 | /** |
| 1421 | * Parse a field's information. |
| 1422 | * |
| 1423 | * @param output |
| 1424 | * A command output list |
| 1425 | * @param currentIndex |
| 1426 | * The current index in the command output list |
| 1427 | * @param fields |
| 1428 | * List for returning the field information |
| 1429 | * @return The new current index in the command output list |
| 1430 | */ |
| 1431 | protected int getFieldInfo(List<String> output, int currentIndex, List<IFieldInfo> fields) { |
| 1432 | int index = currentIndex; |
| 1433 | IFieldInfo fieldInfo = null; |
| 1434 | while (index < output.size()) { |
| 1435 | String line = output.get(index); |
| 1436 | Matcher matcher = LTTngControlServiceConstants.EVENT_FIELD_PATTERN.matcher(line); |
| 1437 | if (matcher.matches()) { |
| 1438 | // field: content (string) |
| 1439 | fieldInfo = new FieldInfo(matcher.group(2).trim()); |
| 1440 | fieldInfo.setFieldType(matcher.group(3).trim()); |
| 1441 | fields.add(fieldInfo); |
| 1442 | } else if (LTTngControlServiceConstants.PROVIDER_EVENT_PATTERN.matcher(line).matches()) { |
| 1443 | return index; |
| 1444 | } else if (LTTngControlServiceConstants.UST_PROVIDER_PATTERN.matcher(line).matches()) { |
| 1445 | return index; |
| 1446 | } |
| 1447 | index++; |
| 1448 | } |
| 1449 | return index; |
| 1450 | } |
| 1451 | |
| 1452 | /** |
| 1453 | * Creates a command input instance |
| 1454 | * |
| 1455 | * @param segments |
| 1456 | * array of string that makes up a command line |
| 1457 | * @return {@link ICommandInput} instance |
| 1458 | */ |
| 1459 | protected @NonNull ICommandInput createCommand(String... segments) { |
| 1460 | ICommandInput command = fCommandShell.createCommand(); |
| 1461 | command.add(LTTngControlServiceConstants.CONTROL_COMMAND); |
| 1462 | List<@NonNull String> groupOption = getTracingGroupOption(); |
| 1463 | if (!groupOption.isEmpty()) { |
| 1464 | command.addAll(groupOption); |
| 1465 | } |
| 1466 | String verboseOption = getVerboseOption(); |
| 1467 | if (!verboseOption.isEmpty()) { |
| 1468 | command.add(verboseOption); |
| 1469 | } |
| 1470 | for (String string : segments) { |
| 1471 | command.add(checkNotNull(string)); |
| 1472 | } |
| 1473 | return command; |
| 1474 | } |
| 1475 | |
| 1476 | /** |
| 1477 | * @return the tracing group option if configured in the preferences |
| 1478 | */ |
| 1479 | protected @NonNull List<@NonNull String> getTracingGroupOption() { |
| 1480 | List<@NonNull String> groupOption = new ArrayList<>(); |
| 1481 | if (!ControlPreferences.getInstance().isDefaultTracingGroup() && !ControlPreferences.getInstance().getTracingGroup().equals("")) { //$NON-NLS-1$ |
| 1482 | groupOption.add(LTTngControlServiceConstants.OPTION_TRACING_GROUP); |
| 1483 | groupOption.add(ControlPreferences.getInstance().getTracingGroup()); |
| 1484 | } |
| 1485 | return groupOption; |
| 1486 | } |
| 1487 | |
| 1488 | /** |
| 1489 | * @return the verbose option as configured in the preferences |
| 1490 | */ |
| 1491 | protected String getVerboseOption() { |
| 1492 | if (ControlPreferences.getInstance().isLoggingEnabled()) { |
| 1493 | String level = ControlPreferences.getInstance().getVerboseLevel(); |
| 1494 | if (ControlPreferences.TRACE_CONTROL_VERBOSE_LEVEL_VERBOSE.equals(level)) { |
| 1495 | return LTTngControlServiceConstants.OPTION_VERBOSE; |
| 1496 | } |
| 1497 | if (ControlPreferences.TRACE_CONTROL_VERBOSE_LEVEL_V_VERBOSE.equals(level)) { |
| 1498 | return LTTngControlServiceConstants.OPTION_VERY_VERBOSE; |
| 1499 | } |
| 1500 | if (ControlPreferences.TRACE_CONTROL_VERBOSE_LEVEL_V_V_VERBOSE.equals(level)) { |
| 1501 | return LTTngControlServiceConstants.OPTION_VERY_VERY_VERBOSE; |
| 1502 | } |
| 1503 | } |
| 1504 | return ""; //$NON-NLS-1$ |
| 1505 | } |
| 1506 | |
| 1507 | /** |
| 1508 | * Method that logs the command and command result if logging is enabled as |
| 1509 | * well as forwards the command execution to the shell. |
| 1510 | * |
| 1511 | * @param command |
| 1512 | * - the command to execute |
| 1513 | * @param monitor |
| 1514 | * - a progress monitor |
| 1515 | * @return the command result |
| 1516 | * @throws ExecutionException |
| 1517 | * If the command fails |
| 1518 | */ |
| 1519 | protected ICommandResult executeCommand(@NonNull ICommandInput command, |
| 1520 | @Nullable IProgressMonitor monitor) throws ExecutionException { |
| 1521 | return executeCommand(command, monitor, true); |
| 1522 | } |
| 1523 | |
| 1524 | /** |
| 1525 | * Method that logs the command and command result if logging is enabled as |
| 1526 | * well as forwards the command execution to the shell. |
| 1527 | * |
| 1528 | * @param command |
| 1529 | * - the command to execute |
| 1530 | * @param monitor |
| 1531 | * - a progress monitor |
| 1532 | * @param checkForError |
| 1533 | * - true to verify command result, else false |
| 1534 | * @return the command result |
| 1535 | * @throws ExecutionException |
| 1536 | * in case of error result |
| 1537 | */ |
| 1538 | protected ICommandResult executeCommand(@NonNull ICommandInput command, |
| 1539 | @Nullable IProgressMonitor monitor, boolean checkForError) |
| 1540 | throws ExecutionException { |
| 1541 | if (ControlPreferences.getInstance().isLoggingEnabled()) { |
| 1542 | ControlCommandLogger.log(command.toString()); |
| 1543 | } |
| 1544 | |
| 1545 | ICommandResult result = fCommandShell.executeCommand(command, monitor); |
| 1546 | |
| 1547 | if (ControlPreferences.getInstance().isLoggingEnabled()) { |
| 1548 | ControlCommandLogger.log(result.toString()); |
| 1549 | } |
| 1550 | |
| 1551 | if (checkForError && isError(result)) { |
| 1552 | throw new ExecutionException(Messages.TraceControl_CommandError |
| 1553 | + " " + command.toString() + "\n" + result.toString()); //$NON-NLS-1$ //$NON-NLS-2$ |
| 1554 | } |
| 1555 | |
| 1556 | return result; |
| 1557 | } |
| 1558 | |
| 1559 | |
| 1560 | } |