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annotate agent/src/share/classes/sun/jvm/hotspot/HotSpotAgent.java @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
| author | trims |
|---|---|
| date | Thu, 27 May 2010 19:08:38 -0700 |
| parents | a61af66fc99e |
| children | f6f3bb0ee072 |
| rev | line source |
|---|---|
| 0 | 1 /* |
|
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6941466: Oracle rebranding changes for Hotspot repositories
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2 * Copyright (c) 2000, 2006, Oracle and/or its affiliates. All rights reserved. |
| 0 | 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
|
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6941466: Oracle rebranding changes for Hotspot repositories
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
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6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
|
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21 * questions. |
| 0 | 22 * |
| 23 */ | |
| 24 | |
| 25 package sun.jvm.hotspot; | |
| 26 | |
| 27 import java.io.PrintStream; | |
| 28 import java.net.*; | |
| 29 import java.rmi.*; | |
| 30 import sun.jvm.hotspot.debugger.*; | |
| 31 import sun.jvm.hotspot.debugger.dbx.*; | |
| 32 import sun.jvm.hotspot.debugger.proc.*; | |
| 33 import sun.jvm.hotspot.debugger.remote.*; | |
| 34 import sun.jvm.hotspot.debugger.win32.*; | |
| 35 import sun.jvm.hotspot.debugger.windbg.*; | |
| 36 import sun.jvm.hotspot.debugger.linux.*; | |
| 37 import sun.jvm.hotspot.memory.*; | |
| 38 import sun.jvm.hotspot.oops.*; | |
| 39 import sun.jvm.hotspot.runtime.*; | |
| 40 import sun.jvm.hotspot.types.*; | |
| 41 import sun.jvm.hotspot.utilities.*; | |
| 42 | |
| 43 /** <P> This class wraps much of the basic functionality and is the | |
| 44 * highest-level factory for VM data structures. It makes it simple | |
| 45 * to start up the debugging system. </P> | |
| 46 * | |
| 47 * <P> FIXME: need to add a way to configure the paths to dbx and the | |
| 48 * DSO from the outside. However, this should work for now for | |
| 49 * internal use. </P> | |
| 50 * | |
| 51 * <P> FIXME: especially with the addition of remote debugging, this | |
| 52 * has turned into a mess; needs rethinking. </P> | |
| 53 */ | |
| 54 | |
| 55 public class HotSpotAgent { | |
| 56 private JVMDebugger debugger; | |
| 57 private MachineDescription machDesc; | |
| 58 private TypeDataBase db; | |
| 59 | |
| 60 private String os; | |
| 61 private String cpu; | |
| 62 private String fileSep; | |
| 63 | |
| 64 // The system can work in several ways: | |
| 65 // - Attaching to local process | |
| 66 // - Attaching to local core file | |
| 67 // - Connecting to remote debug server | |
| 68 // - Starting debug server for process | |
| 69 // - Starting debug server for core file | |
| 70 | |
| 71 // These are options for the "client" side of things | |
| 72 private static final int PROCESS_MODE = 0; | |
| 73 private static final int CORE_FILE_MODE = 1; | |
| 74 private static final int REMOTE_MODE = 2; | |
| 75 private int startupMode; | |
| 76 | |
| 77 // This indicates whether we are really starting a server or not | |
| 78 private boolean isServer; | |
| 79 | |
| 80 // All possible required information for connecting | |
| 81 private int pid; | |
| 82 private String javaExecutableName; | |
| 83 private String coreFileName; | |
| 84 private String debugServerID; | |
| 85 | |
| 86 // All needed information for server side | |
| 87 private String serverID; | |
| 88 | |
| 89 private String[] jvmLibNames; | |
| 90 | |
| 91 // FIXME: make these configurable, i.e., via a dotfile; also | |
| 92 // consider searching within the JDK from which this Java executable | |
| 93 // comes to find them | |
| 94 private static final String defaultDbxPathPrefix = "/net/jano.sfbay/export/disk05/hotspot/sa"; | |
| 95 private static final String defaultDbxSvcAgentDSOPathPrefix = "/net/jano.sfbay/export/disk05/hotspot/sa"; | |
| 96 | |
| 97 static void showUsage() { | |
| 98 System.out.println(" You can also pass these -D options to java to specify where to find dbx and the \n" + | |
| 99 " Serviceability Agent plugin for dbx:"); | |
| 100 System.out.println(" -DdbxPathName=<path-to-dbx-executable>\n" + | |
| 101 " Default is derived from dbxPathPrefix"); | |
| 102 System.out.println(" or"); | |
| 103 System.out.println(" -DdbxPathPrefix=<xxx>\n" + | |
| 104 " where xxx is the path name of a dir structure that contains:\n" + | |
| 105 " <os>/<arch>/bin/dbx\n" + | |
| 106 " The default is " + defaultDbxPathPrefix); | |
| 107 System.out.println(" and"); | |
| 108 System.out.println(" -DdbxSvcAgentDSOPathName=<path-to-dbx-serviceability-agent-module>\n" + | |
| 109 " Default is determined from dbxSvcAgentDSOPathPrefix"); | |
| 110 System.out.println(" or"); | |
| 111 System.out.println(" -DdbxSvcAgentDSOPathPrefix=<xxx>\n" + | |
| 112 " where xxx is the pathname of a dir structure that contains:\n" + | |
| 113 " <os>/<arch>/bin/lib/libsvc_agent_dbx.so\n" + | |
| 114 " The default is " + defaultDbxSvcAgentDSOPathPrefix); | |
| 115 } | |
| 116 | |
| 117 public HotSpotAgent() { | |
| 118 // for non-server add shutdown hook to clean-up debugger in case | |
| 119 // of forced exit. For remote server, shutdown hook is added by | |
| 120 // DebugServer. | |
| 121 Runtime.getRuntime().addShutdownHook(new java.lang.Thread( | |
| 122 new Runnable() { | |
| 123 public void run() { | |
| 124 synchronized (HotSpotAgent.this) { | |
| 125 if (!isServer) { | |
| 126 detach(); | |
| 127 } | |
| 128 } | |
| 129 } | |
| 130 })); | |
| 131 } | |
| 132 | |
| 133 //-------------------------------------------------------------------------------- | |
| 134 // Accessors (once the system is set up) | |
| 135 // | |
| 136 | |
| 137 public synchronized Debugger getDebugger() { | |
| 138 return debugger; | |
| 139 } | |
| 140 | |
| 141 public synchronized TypeDataBase getTypeDataBase() { | |
| 142 return db; | |
| 143 } | |
| 144 | |
| 145 //-------------------------------------------------------------------------------- | |
| 146 // Client-side operations | |
| 147 // | |
| 148 | |
| 149 /** This attaches to a process running on the local machine. */ | |
| 150 public synchronized void attach(int processID) | |
| 151 throws DebuggerException { | |
| 152 if (debugger != null) { | |
| 153 throw new DebuggerException("Already attached"); | |
| 154 } | |
| 155 pid = processID; | |
| 156 startupMode = PROCESS_MODE; | |
| 157 isServer = false; | |
| 158 go(); | |
| 159 } | |
| 160 | |
| 161 /** This opens a core file on the local machine */ | |
| 162 public synchronized void attach(String javaExecutableName, String coreFileName) | |
| 163 throws DebuggerException { | |
| 164 if (debugger != null) { | |
| 165 throw new DebuggerException("Already attached"); | |
| 166 } | |
| 167 if ((javaExecutableName == null) || (coreFileName == null)) { | |
| 168 throw new DebuggerException("Both the core file name and Java executable name must be specified"); | |
| 169 } | |
| 170 this.javaExecutableName = javaExecutableName; | |
| 171 this.coreFileName = coreFileName; | |
| 172 startupMode = CORE_FILE_MODE; | |
| 173 isServer = false; | |
| 174 go(); | |
| 175 } | |
| 176 | |
| 177 /** This attaches to a "debug server" on a remote machine; this | |
| 178 remote server has already attached to a process or opened a | |
| 179 core file and is waiting for RMI calls on the Debugger object to | |
| 180 come in. */ | |
| 181 public synchronized void attach(String remoteServerID) | |
| 182 throws DebuggerException { | |
| 183 if (debugger != null) { | |
| 184 throw new DebuggerException("Already attached to a process"); | |
| 185 } | |
| 186 if (remoteServerID == null) { | |
| 187 throw new DebuggerException("Debug server id must be specified"); | |
| 188 } | |
| 189 | |
| 190 debugServerID = remoteServerID; | |
| 191 startupMode = REMOTE_MODE; | |
| 192 isServer = false; | |
| 193 go(); | |
| 194 } | |
| 195 | |
| 196 /** This should only be called by the user on the client machine, | |
| 197 not the server machine */ | |
| 198 public synchronized boolean detach() throws DebuggerException { | |
| 199 if (isServer) { | |
| 200 throw new DebuggerException("Should not call detach() for server configuration"); | |
| 201 } | |
| 202 return detachInternal(); | |
| 203 } | |
| 204 | |
| 205 //-------------------------------------------------------------------------------- | |
| 206 // Server-side operations | |
| 207 // | |
| 208 | |
| 209 /** This attaches to a process running on the local machine and | |
| 210 starts a debug server, allowing remote machines to connect and | |
| 211 examine this process. Uses specified name to uniquely identify a | |
| 212 specific debuggee on the server */ | |
| 213 public synchronized void startServer(int processID, String uniqueID) { | |
| 214 if (debugger != null) { | |
| 215 throw new DebuggerException("Already attached"); | |
| 216 } | |
| 217 pid = processID; | |
| 218 startupMode = PROCESS_MODE; | |
| 219 isServer = true; | |
| 220 serverID = uniqueID; | |
| 221 go(); | |
| 222 } | |
| 223 | |
| 224 /** This attaches to a process running on the local machine and | |
| 225 starts a debug server, allowing remote machines to connect and | |
| 226 examine this process. */ | |
| 227 public synchronized void startServer(int processID) | |
| 228 throws DebuggerException { | |
| 229 startServer(processID, null); | |
| 230 } | |
| 231 | |
| 232 /** This opens a core file on the local machine and starts a debug | |
| 233 server, allowing remote machines to connect and examine this | |
| 234 core file. Uses supplied uniqueID to uniquely identify a specific | |
| 235 debugee */ | |
| 236 public synchronized void startServer(String javaExecutableName, | |
| 237 String coreFileName, | |
| 238 String uniqueID) { | |
| 239 if (debugger != null) { | |
| 240 throw new DebuggerException("Already attached"); | |
| 241 } | |
| 242 if ((javaExecutableName == null) || (coreFileName == null)) { | |
| 243 throw new DebuggerException("Both the core file name and Java executable name must be specified"); | |
| 244 } | |
| 245 this.javaExecutableName = javaExecutableName; | |
| 246 this.coreFileName = coreFileName; | |
| 247 startupMode = CORE_FILE_MODE; | |
| 248 isServer = true; | |
| 249 serverID = uniqueID; | |
| 250 go(); | |
| 251 } | |
| 252 | |
| 253 /** This opens a core file on the local machine and starts a debug | |
| 254 server, allowing remote machines to connect and examine this | |
| 255 core file. */ | |
| 256 public synchronized void startServer(String javaExecutableName, String coreFileName) | |
| 257 throws DebuggerException { | |
| 258 startServer(javaExecutableName, coreFileName, null); | |
| 259 } | |
| 260 | |
| 261 /** This may only be called on the server side after startServer() | |
| 262 has been called */ | |
| 263 public synchronized boolean shutdownServer() throws DebuggerException { | |
| 264 if (!isServer) { | |
| 265 throw new DebuggerException("Should not call shutdownServer() for client configuration"); | |
| 266 } | |
| 267 return detachInternal(); | |
| 268 } | |
| 269 | |
| 270 | |
| 271 //-------------------------------------------------------------------------------- | |
| 272 // Internals only below this point | |
| 273 // | |
| 274 | |
| 275 private boolean detachInternal() { | |
| 276 if (debugger == null) { | |
| 277 return false; | |
| 278 } | |
| 279 boolean retval = true; | |
| 280 if (!isServer) { | |
| 281 VM.shutdown(); | |
| 282 } | |
| 283 // We must not call detach() if we are a client and are connected | |
| 284 // to a remote debugger | |
| 285 Debugger dbg = null; | |
| 286 DebuggerException ex = null; | |
| 287 if (isServer) { | |
| 288 try { | |
| 289 RMIHelper.unbind(serverID); | |
| 290 } | |
| 291 catch (DebuggerException de) { | |
| 292 ex = de; | |
| 293 } | |
| 294 dbg = debugger; | |
| 295 } else { | |
| 296 if (startupMode != REMOTE_MODE) { | |
| 297 dbg = debugger; | |
| 298 } | |
| 299 } | |
| 300 if (dbg != null) { | |
| 301 retval = dbg.detach(); | |
| 302 } | |
| 303 | |
| 304 debugger = null; | |
| 305 machDesc = null; | |
| 306 db = null; | |
| 307 if (ex != null) { | |
| 308 throw(ex); | |
| 309 } | |
| 310 return retval; | |
| 311 } | |
| 312 | |
| 313 private void go() { | |
| 314 setupDebugger(); | |
| 315 setupVM(); | |
| 316 } | |
| 317 | |
| 318 private void setupDebugger() { | |
| 319 if (startupMode != REMOTE_MODE) { | |
| 320 // | |
| 321 // Local mode (client attaching to local process or setting up | |
| 322 // server, but not client attaching to server) | |
| 323 // | |
| 324 | |
| 325 try { | |
| 326 os = PlatformInfo.getOS(); | |
| 327 cpu = PlatformInfo.getCPU(); | |
| 328 } | |
| 329 catch (UnsupportedPlatformException e) { | |
| 330 throw new DebuggerException(e); | |
| 331 } | |
| 332 fileSep = System.getProperty("file.separator"); | |
| 333 | |
| 334 if (os.equals("solaris")) { | |
| 335 setupDebuggerSolaris(); | |
| 336 } else if (os.equals("win32")) { | |
| 337 setupDebuggerWin32(); | |
| 338 } else if (os.equals("linux")) { | |
| 339 setupDebuggerLinux(); | |
| 340 } else { | |
| 341 // Add support for more operating systems here | |
| 342 throw new DebuggerException("Operating system " + os + " not yet supported"); | |
| 343 } | |
| 344 | |
| 345 if (isServer) { | |
| 346 RemoteDebuggerServer remote = null; | |
| 347 try { | |
| 348 remote = new RemoteDebuggerServer(debugger); | |
| 349 } | |
| 350 catch (RemoteException rem) { | |
| 351 throw new DebuggerException(rem); | |
| 352 } | |
| 353 RMIHelper.rebind(serverID, remote); | |
| 354 } | |
| 355 } else { | |
| 356 // | |
| 357 // Remote mode (client attaching to server) | |
| 358 // | |
| 359 | |
| 360 // Create and install a security manager | |
| 361 | |
| 362 // FIXME: currently commented out because we were having | |
| 363 // security problems since we're "in the sun.* hierarchy" here. | |
| 364 // Perhaps a permissive policy file would work around this. In | |
| 365 // the long run, will probably have to move into com.sun.*. | |
| 366 | |
| 367 // if (System.getSecurityManager() == null) { | |
| 368 // System.setSecurityManager(new RMISecurityManager()); | |
| 369 // } | |
| 370 | |
| 371 connectRemoteDebugger(); | |
| 372 } | |
| 373 } | |
| 374 | |
| 375 private void setupVM() { | |
| 376 // We need to instantiate a HotSpotTypeDataBase on both the client | |
| 377 // and server machine. On the server it is only currently used to | |
| 378 // configure the Java primitive type sizes (which we should | |
| 379 // consider making constant). On the client it is used to | |
| 380 // configure the VM. | |
| 381 | |
| 382 try { | |
| 383 if (os.equals("solaris")) { | |
| 384 db = new HotSpotTypeDataBase(machDesc, | |
| 385 new HotSpotSolarisVtblAccess(debugger, jvmLibNames), | |
| 386 debugger, jvmLibNames); | |
| 387 } else if (os.equals("win32")) { | |
| 388 db = new HotSpotTypeDataBase(machDesc, | |
| 389 new Win32VtblAccess(debugger, jvmLibNames), | |
| 390 debugger, jvmLibNames); | |
| 391 } else if (os.equals("linux")) { | |
| 392 db = new HotSpotTypeDataBase(machDesc, | |
| 393 new LinuxVtblAccess(debugger, jvmLibNames), | |
| 394 debugger, jvmLibNames); | |
| 395 } else { | |
| 396 throw new DebuggerException("OS \"" + os + "\" not yet supported (no VtblAccess yet)"); | |
| 397 } | |
| 398 } | |
| 399 catch (NoSuchSymbolException e) { | |
| 400 throw new DebuggerException("Doesn't appear to be a HotSpot VM (could not find symbol \"" + | |
| 401 e.getSymbol() + "\" in remote process)"); | |
| 402 } | |
| 403 | |
| 404 if (startupMode != REMOTE_MODE) { | |
| 405 // Configure the debugger with the primitive type sizes just obtained from the VM | |
| 406 debugger.configureJavaPrimitiveTypeSizes(db.getJBooleanType().getSize(), | |
| 407 db.getJByteType().getSize(), | |
| 408 db.getJCharType().getSize(), | |
| 409 db.getJDoubleType().getSize(), | |
| 410 db.getJFloatType().getSize(), | |
| 411 db.getJIntType().getSize(), | |
| 412 db.getJLongType().getSize(), | |
| 413 db.getJShortType().getSize()); | |
| 414 } | |
| 415 | |
| 416 if (!isServer) { | |
| 417 // Do not initialize the VM on the server (unnecessary, since it's | |
| 418 // instantiated on the client) | |
| 419 try { | |
| 420 VM.initialize(db, debugger); | |
| 421 } catch (DebuggerException e) { | |
| 422 throw (e); | |
| 423 } catch (Exception e) { | |
| 424 throw new DebuggerException(e); | |
| 425 } | |
| 426 } | |
| 427 } | |
| 428 | |
| 429 //-------------------------------------------------------------------------------- | |
| 430 // OS-specific debugger setup/connect routines | |
| 431 // | |
| 432 | |
| 433 // | |
| 434 // Solaris | |
| 435 // | |
| 436 | |
| 437 private void setupDebuggerSolaris() { | |
| 438 setupJVMLibNamesSolaris(); | |
| 439 if(System.getProperty("sun.jvm.hotspot.debugger.useProcDebugger") != null) { | |
| 440 ProcDebuggerLocal dbg = new ProcDebuggerLocal(null, true); | |
| 441 debugger = dbg; | |
| 442 attachDebugger(); | |
| 443 | |
| 444 // Set up CPU-dependent stuff | |
| 445 if (cpu.equals("x86")) { | |
| 446 machDesc = new MachineDescriptionIntelX86(); | |
| 447 } else if (cpu.equals("sparc")) { | |
| 448 int addressSize = dbg.getRemoteProcessAddressSize(); | |
| 449 if (addressSize == -1) { | |
| 450 throw new DebuggerException("Error occurred while trying to determine the remote process's " + | |
| 451 "address size"); | |
| 452 } | |
| 453 | |
| 454 if (addressSize == 32) { | |
| 455 machDesc = new MachineDescriptionSPARC32Bit(); | |
| 456 } else if (addressSize == 64) { | |
| 457 machDesc = new MachineDescriptionSPARC64Bit(); | |
| 458 } else { | |
| 459 throw new DebuggerException("Address size " + addressSize + " is not supported on SPARC"); | |
| 460 } | |
| 461 } else if (cpu.equals("amd64")) { | |
| 462 machDesc = new MachineDescriptionAMD64(); | |
| 463 } else { | |
| 464 throw new DebuggerException("Solaris only supported on sparc/sparcv9/x86/amd64"); | |
| 465 } | |
| 466 | |
| 467 dbg.setMachineDescription(machDesc); | |
| 468 return; | |
| 469 | |
| 470 } else { | |
| 471 String dbxPathName; | |
| 472 String dbxPathPrefix; | |
| 473 String dbxSvcAgentDSOPathName; | |
| 474 String dbxSvcAgentDSOPathPrefix; | |
| 475 String[] dbxSvcAgentDSOPathNames = null; | |
| 476 | |
| 477 // use path names/prefixes specified on command | |
| 478 dbxPathName = System.getProperty("dbxPathName"); | |
| 479 if (dbxPathName == null) { | |
| 480 dbxPathPrefix = System.getProperty("dbxPathPrefix"); | |
| 481 if (dbxPathPrefix == null) { | |
| 482 dbxPathPrefix = defaultDbxPathPrefix; | |
| 483 } | |
| 484 dbxPathName = dbxPathPrefix + fileSep + os + fileSep + cpu + fileSep + "bin" + fileSep + "dbx"; | |
| 485 } | |
| 486 | |
| 487 dbxSvcAgentDSOPathName = System.getProperty("dbxSvcAgentDSOPathName"); | |
| 488 if (dbxSvcAgentDSOPathName != null) { | |
| 489 dbxSvcAgentDSOPathNames = new String[] { dbxSvcAgentDSOPathName } ; | |
| 490 } else { | |
| 491 dbxSvcAgentDSOPathPrefix = System.getProperty("dbxSvcAgentDSOPathPrefix"); | |
| 492 if (dbxSvcAgentDSOPathPrefix == null) { | |
| 493 dbxSvcAgentDSOPathPrefix = defaultDbxSvcAgentDSOPathPrefix; | |
| 494 } | |
| 495 if (cpu.equals("sparc")) { | |
| 496 dbxSvcAgentDSOPathNames = new String[] { | |
| 497 // FIXME: bad hack for SPARC v9. This is necessary because | |
| 498 // there are two dbx executables on SPARC, one for v8 and one | |
| 499 // for v9, and it isn't obvious how to tell the two apart | |
| 500 // using the dbx command line. See | |
| 501 // DbxDebuggerLocal.importDbxModule(). | |
| 502 dbxSvcAgentDSOPathPrefix + fileSep + os + fileSep + cpu + "v9" + fileSep + "lib" + | |
| 503 fileSep + "libsvc_agent_dbx.so", | |
| 504 dbxSvcAgentDSOPathPrefix + fileSep + os + fileSep + cpu + fileSep + "lib" + | |
| 505 fileSep + "libsvc_agent_dbx.so", | |
| 506 }; | |
| 507 } else { | |
| 508 dbxSvcAgentDSOPathNames = new String[] { | |
| 509 dbxSvcAgentDSOPathPrefix + fileSep + os + fileSep + cpu + fileSep + "lib" + | |
| 510 fileSep + "libsvc_agent_dbx.so" | |
| 511 }; | |
| 512 } | |
| 513 } | |
| 514 | |
| 515 // Note we do not use a cache for the local debugger in server | |
| 516 // mode; it's taken care of on the client side | |
| 517 DbxDebuggerLocal dbg = new DbxDebuggerLocal(null, dbxPathName, dbxSvcAgentDSOPathNames, !isServer); | |
| 518 debugger = dbg; | |
| 519 | |
| 520 attachDebugger(); | |
| 521 | |
| 522 // Set up CPU-dependent stuff | |
| 523 if (cpu.equals("x86")) { | |
| 524 machDesc = new MachineDescriptionIntelX86(); | |
| 525 } else if (cpu.equals("sparc")) { | |
| 526 int addressSize = dbg.getRemoteProcessAddressSize(); | |
| 527 if (addressSize == -1) { | |
| 528 throw new DebuggerException("Error occurred while trying to determine the remote process's " + | |
| 529 "address size. It's possible that the Serviceability Agent's dbx module failed to " + | |
| 530 "initialize. Examine the standard output and standard error streams from the dbx " + | |
| 531 "process for more information."); | |
| 532 } | |
| 533 | |
| 534 if (addressSize == 32) { | |
| 535 machDesc = new MachineDescriptionSPARC32Bit(); | |
| 536 } else if (addressSize == 64) { | |
| 537 machDesc = new MachineDescriptionSPARC64Bit(); | |
| 538 } else { | |
| 539 throw new DebuggerException("Address size " + addressSize + " is not supported on SPARC"); | |
| 540 } | |
| 541 } | |
| 542 | |
| 543 dbg.setMachineDescription(machDesc); | |
| 544 | |
| 545 } | |
| 546 } | |
| 547 | |
| 548 private void connectRemoteDebugger() throws DebuggerException { | |
| 549 RemoteDebugger remote = | |
| 550 (RemoteDebugger) RMIHelper.lookup(debugServerID); | |
| 551 debugger = new RemoteDebuggerClient(remote); | |
| 552 machDesc = ((RemoteDebuggerClient) debugger).getMachineDescription(); | |
| 553 os = debugger.getOS(); | |
| 554 if (os.equals("solaris")) { | |
| 555 setupJVMLibNamesSolaris(); | |
| 556 } else if (os.equals("win32")) { | |
| 557 setupJVMLibNamesWin32(); | |
| 558 } else if (os.equals("linux")) { | |
| 559 setupJVMLibNamesLinux(); | |
| 560 } else { | |
| 561 throw new RuntimeException("Unknown OS type"); | |
| 562 } | |
| 563 | |
| 564 cpu = debugger.getCPU(); | |
| 565 } | |
| 566 | |
| 567 private void setupJVMLibNamesSolaris() { | |
| 568 jvmLibNames = new String[] { "libjvm.so", "libjvm_g.so", "gamma_g" }; | |
| 569 } | |
| 570 | |
| 571 // | |
| 572 // Win32 | |
| 573 // | |
| 574 | |
| 575 private void setupDebuggerWin32() { | |
| 576 setupJVMLibNamesWin32(); | |
| 577 | |
| 578 if (cpu.equals("x86")) { | |
| 579 machDesc = new MachineDescriptionIntelX86(); | |
| 580 } else if (cpu.equals("amd64")) { | |
| 581 machDesc = new MachineDescriptionAMD64(); | |
| 582 } else if (cpu.equals("ia64")) { | |
| 583 machDesc = new MachineDescriptionIA64(); | |
| 584 } else { | |
| 585 throw new DebuggerException("Win32 supported under x86, amd64 and ia64 only"); | |
| 586 } | |
| 587 | |
| 588 // Note we do not use a cache for the local debugger in server | |
| 589 // mode; it will be taken care of on the client side (once remote | |
| 590 // debugging is implemented). | |
| 591 | |
| 592 if (System.getProperty("sun.jvm.hotspot.debugger.useWindbgDebugger") != null) { | |
| 593 debugger = new WindbgDebuggerLocal(machDesc, !isServer); | |
| 594 } else { | |
| 595 debugger = new Win32DebuggerLocal(machDesc, !isServer); | |
| 596 } | |
| 597 | |
| 598 attachDebugger(); | |
| 599 | |
| 600 // FIXME: add support for server mode | |
| 601 } | |
| 602 | |
| 603 private void setupJVMLibNamesWin32() { | |
| 604 jvmLibNames = new String[] { "jvm.dll", "jvm_g.dll" }; | |
| 605 } | |
| 606 | |
| 607 // | |
| 608 // Linux | |
| 609 // | |
| 610 | |
| 611 private void setupDebuggerLinux() { | |
| 612 setupJVMLibNamesLinux(); | |
| 613 | |
| 614 if (cpu.equals("x86")) { | |
| 615 machDesc = new MachineDescriptionIntelX86(); | |
| 616 } else if (cpu.equals("ia64")) { | |
| 617 machDesc = new MachineDescriptionIA64(); | |
| 618 } else if (cpu.equals("amd64")) { | |
| 619 machDesc = new MachineDescriptionAMD64(); | |
| 620 } else if (cpu.equals("sparc")) { | |
| 621 if (LinuxDebuggerLocal.getAddressSize()==8) { | |
| 622 machDesc = new MachineDescriptionSPARC64Bit(); | |
| 623 } else { | |
| 624 machDesc = new MachineDescriptionSPARC32Bit(); | |
| 625 } | |
| 626 } else { | |
| 627 throw new DebuggerException("Linux only supported on x86/ia64/amd64/sparc/sparc64"); | |
| 628 } | |
| 629 | |
| 630 LinuxDebuggerLocal dbg = | |
| 631 new LinuxDebuggerLocal(machDesc, !isServer); | |
| 632 debugger = dbg; | |
| 633 | |
| 634 attachDebugger(); | |
| 635 } | |
| 636 | |
| 637 private void setupJVMLibNamesLinux() { | |
| 638 jvmLibNames = new String[] { "libjvm.so", "libjvm_g.so" }; | |
| 639 } | |
| 640 | |
| 641 /** Convenience routine which should be called by per-platform | |
| 642 debugger setup. Should not be called when startupMode is | |
| 643 REMOTE_MODE. */ | |
| 644 private void attachDebugger() { | |
| 645 if (startupMode == PROCESS_MODE) { | |
| 646 debugger.attach(pid); | |
| 647 } else if (startupMode == CORE_FILE_MODE) { | |
| 648 debugger.attach(javaExecutableName, coreFileName); | |
| 649 } else { | |
| 650 throw new DebuggerException("Should not call attach() for startupMode == " + startupMode); | |
| 651 } | |
| 652 } | |
| 653 } |