1 /* 2 * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved. 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 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "classfile/classLoaderStats.hpp" 27 #include "classfile/compactHashtable.hpp" 28 #include "gc_implementation/shared/vmGCOperations.hpp" 29 #include "oops/oop.inline.hpp" 30 #include "runtime/javaCalls.hpp" 31 #include "runtime/os.hpp" 32 #include "services/diagnosticArgument.hpp" 33 #include "services/diagnosticCommand.hpp" 34 #include "services/diagnosticFramework.hpp" 35 #include "services/heapDumper.hpp" 36 #include "services/management.hpp" 37 #include "utilities/macros.hpp" 38 39 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC 40 41 void DCmdRegistrant::register_dcmds(){ 42 // Registration of the diagnostic commands 43 // First argument specifies which interfaces will export the command 44 // Second argument specifies if the command is enabled 45 // Third argument specifies if the command is hidden 46 uint32_t full_export = DCmd_Source_Internal | DCmd_Source_AttachAPI 47 | DCmd_Source_MBean; 48 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HelpDCmd>(full_export, true, false)); 49 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<VersionDCmd>(full_export, true, false)); 50 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<CommandLineDCmd>(full_export, true, false)); 51 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<PrintSystemPropertiesDCmd>(full_export, true, false)); 52 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<PrintVMFlagsDCmd>(full_export, true, false)); 53 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<VMDynamicLibrariesDCmd>(full_export, true, false)); 54 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<VMUptimeDCmd>(full_export, true, false)); 55 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<SystemGCDCmd>(full_export, true, false)); 56 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<RunFinalizationDCmd>(full_export, true, false)); 57 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HeapInfoDCmd>(full_export, true, false)); 58 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<FinalizerInfoDCmd>(full_export, true, false)); 59 #if INCLUDE_SERVICES // Heap dumping/inspection supported 60 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HeapDumpDCmd>(DCmd_Source_Internal | DCmd_Source_AttachAPI, true, false)); 61 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassHistogramDCmd>(full_export, true, false)); 62 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassStatsDCmd>(full_export, true, false)); 63 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassHierarchyDCmd>(full_export, true, false)); 64 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<SymboltableDCmd>(full_export, true, false)); 65 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<StringtableDCmd>(full_export, true, false)); 66 #endif // INCLUDE_SERVICES 67 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ThreadDumpDCmd>(full_export, true, false)); 68 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<RotateGCLogDCmd>(full_export, true, false)); 69 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassLoaderStatsDCmd>(full_export, true, false)); 70 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<CompileQueueDCmd>(full_export, true, false)); 71 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<CodeListDCmd>(full_export, true, false)); 72 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<CodeCacheDCmd>(full_export, true, false)); 73 74 // Enhanced JMX Agent Support 75 // These commands won't be exported via the DiagnosticCommandMBean until an 76 // appropriate permission is created for them 77 uint32_t jmx_agent_export_flags = DCmd_Source_Internal | DCmd_Source_AttachAPI; 78 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<JMXStartRemoteDCmd>(jmx_agent_export_flags, true,false)); 79 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<JMXStartLocalDCmd>(jmx_agent_export_flags, true,false)); 80 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<JMXStopRemoteDCmd>(jmx_agent_export_flags, true,false)); 81 82 } 83 84 #ifndef HAVE_EXTRA_DCMD 85 void DCmdRegistrant::register_dcmds_ext(){ 86 // Do nothing here 87 } 88 #endif 89 90 91 HelpDCmd::HelpDCmd(outputStream* output, bool heap) : DCmdWithParser(output, heap), 92 _all("-all", "Show help for all commands", "BOOLEAN", false, "false"), 93 _cmd("command name", "The name of the command for which we want help", 94 "STRING", false) { 95 _dcmdparser.add_dcmd_option(&_all); 96 _dcmdparser.add_dcmd_argument(&_cmd); 97 }; 98 99 void HelpDCmd::execute(DCmdSource source, TRAPS) { 100 if (_all.value()) { 101 GrowableArray<const char*>* cmd_list = DCmdFactory::DCmd_list(source); 102 for (int i = 0; i < cmd_list->length(); i++) { 103 DCmdFactory* factory = DCmdFactory::factory(source, cmd_list->at(i), 104 strlen(cmd_list->at(i))); 105 output()->print_cr("%s%s", factory->name(), 106 factory->is_enabled() ? "" : " [disabled]"); 107 output()->print_cr("\t%s", factory->description()); 108 output()->cr(); 109 factory = factory->next(); 110 } 111 } else if (_cmd.has_value()) { 112 DCmd* cmd = NULL; 113 DCmdFactory* factory = DCmdFactory::factory(source, _cmd.value(), 114 strlen(_cmd.value())); 115 if (factory != NULL) { 116 output()->print_cr("%s%s", factory->name(), 117 factory->is_enabled() ? "" : " [disabled]"); 118 output()->print_cr("%s", factory->description()); 119 output()->print_cr("\nImpact: %s", factory->impact()); 120 JavaPermission p = factory->permission(); 121 if(p._class != NULL) { 122 if(p._action != NULL) { 123 output()->print_cr("\nPermission: %s(%s, %s)", 124 p._class, p._name == NULL ? "null" : p._name, p._action); 125 } else { 126 output()->print_cr("\nPermission: %s(%s)", 127 p._class, p._name == NULL ? "null" : p._name); 128 } 129 } 130 output()->cr(); 131 cmd = factory->create_resource_instance(output()); 132 if (cmd != NULL) { 133 DCmdMark mark(cmd); 134 cmd->print_help(factory->name()); 135 } 136 } else { 137 output()->print_cr("Help unavailable : '%s' : No such command", _cmd.value()); 138 } 139 } else { 140 output()->print_cr("The following commands are available:"); 141 GrowableArray<const char *>* cmd_list = DCmdFactory::DCmd_list(source); 142 for (int i = 0; i < cmd_list->length(); i++) { 143 DCmdFactory* factory = DCmdFactory::factory(source, cmd_list->at(i), 144 strlen(cmd_list->at(i))); 145 output()->print_cr("%s%s", factory->name(), 146 factory->is_enabled() ? "" : " [disabled]"); 147 factory = factory->_next; 148 } 149 output()->print_cr("\nFor more information about a specific command use 'help <command>'."); 150 } 151 } 152 153 int HelpDCmd::num_arguments() { 154 ResourceMark rm; 155 HelpDCmd* dcmd = new HelpDCmd(NULL, false); 156 if (dcmd != NULL) { 157 DCmdMark mark(dcmd); 158 return dcmd->_dcmdparser.num_arguments(); 159 } else { 160 return 0; 161 } 162 } 163 164 void VersionDCmd::execute(DCmdSource source, TRAPS) { 165 output()->print_cr("%s version %s", Abstract_VM_Version::vm_name(), 166 Abstract_VM_Version::vm_release()); 167 JDK_Version jdk_version = JDK_Version::current(); 168 if (jdk_version.update_version() > 0) { 169 output()->print_cr("JDK %d.%d_%02d", jdk_version.major_version(), 170 jdk_version.minor_version(), jdk_version.update_version()); 171 } else { 172 output()->print_cr("JDK %d.%d", jdk_version.major_version(), 173 jdk_version.minor_version()); 174 } 175 } 176 177 PrintVMFlagsDCmd::PrintVMFlagsDCmd(outputStream* output, bool heap) : 178 DCmdWithParser(output, heap), 179 _all("-all", "Print all flags supported by the VM", "BOOLEAN", false, "false") { 180 _dcmdparser.add_dcmd_option(&_all); 181 } 182 183 void PrintVMFlagsDCmd::execute(DCmdSource source, TRAPS) { 184 if (_all.value()) { 185 CommandLineFlags::printFlags(output(), true); 186 } else { 187 CommandLineFlags::printSetFlags(output()); 188 } 189 } 190 191 int PrintVMFlagsDCmd::num_arguments() { 192 ResourceMark rm; 193 PrintVMFlagsDCmd* dcmd = new PrintVMFlagsDCmd(NULL, false); 194 if (dcmd != NULL) { 195 DCmdMark mark(dcmd); 196 return dcmd->_dcmdparser.num_arguments(); 197 } else { 198 return 0; 199 } 200 } 201 202 void PrintSystemPropertiesDCmd::execute(DCmdSource source, TRAPS) { 203 // load sun.misc.VMSupport 204 Symbol* klass = vmSymbols::sun_misc_VMSupport(); 205 Klass* k = SystemDictionary::resolve_or_fail(klass, true, CHECK); 206 instanceKlassHandle ik (THREAD, k); 207 if (ik->should_be_initialized()) { 208 ik->initialize(THREAD); 209 } 210 if (HAS_PENDING_EXCEPTION) { 211 java_lang_Throwable::print(PENDING_EXCEPTION, output()); 212 output()->cr(); 213 CLEAR_PENDING_EXCEPTION; 214 return; 215 } 216 217 // invoke the serializePropertiesToByteArray method 218 JavaValue result(T_OBJECT); 219 JavaCallArguments args; 220 221 Symbol* signature = vmSymbols::serializePropertiesToByteArray_signature(); 222 JavaCalls::call_static(&result, 223 ik, 224 vmSymbols::serializePropertiesToByteArray_name(), 225 signature, 226 &args, 227 THREAD); 228 if (HAS_PENDING_EXCEPTION) { 229 java_lang_Throwable::print(PENDING_EXCEPTION, output()); 230 output()->cr(); 231 CLEAR_PENDING_EXCEPTION; 232 return; 233 } 234 235 // The result should be a [B 236 oop res = (oop)result.get_jobject(); 237 assert(res->is_typeArray(), "just checking"); 238 assert(TypeArrayKlass::cast(res->klass())->element_type() == T_BYTE, "just checking"); 239 240 // copy the bytes to the output stream 241 typeArrayOop ba = typeArrayOop(res); 242 jbyte* addr = typeArrayOop(res)->byte_at_addr(0); 243 output()->print_raw((const char*)addr, ba->length()); 244 } 245 246 VMUptimeDCmd::VMUptimeDCmd(outputStream* output, bool heap) : 247 DCmdWithParser(output, heap), 248 _date("-date", "Add a prefix with current date", "BOOLEAN", false, "false") { 249 _dcmdparser.add_dcmd_option(&_date); 250 } 251 252 void VMUptimeDCmd::execute(DCmdSource source, TRAPS) { 253 if (_date.value()) { 254 output()->date_stamp(true, "", ": "); 255 } 256 output()->time_stamp().update_to(tty->time_stamp().ticks()); 257 output()->stamp(); 258 output()->print_cr(" s"); 259 } 260 261 int VMUptimeDCmd::num_arguments() { 262 ResourceMark rm; 263 VMUptimeDCmd* dcmd = new VMUptimeDCmd(NULL, false); 264 if (dcmd != NULL) { 265 DCmdMark mark(dcmd); 266 return dcmd->_dcmdparser.num_arguments(); 267 } else { 268 return 0; 269 } 270 } 271 272 void SystemGCDCmd::execute(DCmdSource source, TRAPS) { 273 if (!DisableExplicitGC) { 274 Universe::heap()->collect(GCCause::_java_lang_system_gc); 275 } else { 276 output()->print_cr("Explicit GC is disabled, no GC has been performed."); 277 } 278 } 279 280 void RunFinalizationDCmd::execute(DCmdSource source, TRAPS) { 281 Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::java_lang_System(), 282 true, CHECK); 283 instanceKlassHandle klass(THREAD, k); 284 JavaValue result(T_VOID); 285 JavaCalls::call_static(&result, klass, 286 vmSymbols::run_finalization_name(), 287 vmSymbols::void_method_signature(), CHECK); 288 } 289 290 void HeapInfoDCmd::execute(DCmdSource source, TRAPS) { 291 Universe::heap()->print_on(output()); 292 } 293 294 void FinalizerInfoDCmd::execute(DCmdSource source, TRAPS) { 295 output()->print_cr("Unreachable instances awaiting finalization"); 296 297 Klass *k = SystemDictionary::Finalizer_klass(); 298 instanceKlassHandle klass(THREAD, k); 299 JavaValue result(T_OBJECT); 300 JavaCalls::call_static(&result, klass, 301 vmSymbols::print_finalization_queue_name(), 302 vmSymbols::void_string_signature(), CHECK); 303 304 oop result_oop = (oop) result.get_jobject(); 305 char *result_str = java_lang_String::as_utf8_string(result_oop); 306 output()->print_cr("%s", result_str); 307 } 308 309 #if INCLUDE_SERVICES // Heap dumping/inspection supported 310 HeapDumpDCmd::HeapDumpDCmd(outputStream* output, bool heap) : 311 DCmdWithParser(output, heap), 312 _filename("filename","Name of the dump file", "STRING",true), 313 _all("-all", "Dump all objects, including unreachable objects", 314 "BOOLEAN", false, "false") { 315 _dcmdparser.add_dcmd_option(&_all); 316 _dcmdparser.add_dcmd_argument(&_filename); 317 } 318 319 void HeapDumpDCmd::execute(DCmdSource source, TRAPS) { 320 // Request a full GC before heap dump if _all is false 321 // This helps reduces the amount of unreachable objects in the dump 322 // and makes it easier to browse. 323 HeapDumper dumper(!_all.value() /* request GC if _all is false*/); 324 int res = dumper.dump(_filename.value()); 325 if (res == 0) { 326 output()->print_cr("Heap dump file created"); 327 } else { 328 // heap dump failed 329 ResourceMark rm; 330 char* error = dumper.error_as_C_string(); 331 if (error == NULL) { 332 output()->print_cr("Dump failed - reason unknown"); 333 } else { 334 output()->print_cr("%s", error); 335 } 336 } 337 } 338 339 int HeapDumpDCmd::num_arguments() { 340 ResourceMark rm; 341 HeapDumpDCmd* dcmd = new HeapDumpDCmd(NULL, false); 342 if (dcmd != NULL) { 343 DCmdMark mark(dcmd); 344 return dcmd->_dcmdparser.num_arguments(); 345 } else { 346 return 0; 347 } 348 } 349 350 ClassHistogramDCmd::ClassHistogramDCmd(outputStream* output, bool heap) : 351 DCmdWithParser(output, heap), 352 _all("-all", "Inspect all objects, including unreachable objects", 353 "BOOLEAN", false, "false") { 354 _dcmdparser.add_dcmd_option(&_all); 355 } 356 357 void ClassHistogramDCmd::execute(DCmdSource source, TRAPS) { 358 VM_GC_HeapInspection heapop(output(), 359 !_all.value() /* request full gc if false */); 360 VMThread::execute(&heapop); 361 } 362 363 int ClassHistogramDCmd::num_arguments() { 364 ResourceMark rm; 365 ClassHistogramDCmd* dcmd = new ClassHistogramDCmd(NULL, false); 366 if (dcmd != NULL) { 367 DCmdMark mark(dcmd); 368 return dcmd->_dcmdparser.num_arguments(); 369 } else { 370 return 0; 371 } 372 } 373 374 #define DEFAULT_COLUMNS "InstBytes,KlassBytes,CpAll,annotations,MethodCount,Bytecodes,MethodAll,ROAll,RWAll,Total" 375 ClassStatsDCmd::ClassStatsDCmd(outputStream* output, bool heap) : 376 DCmdWithParser(output, heap), 377 _csv("-csv", "Print in CSV (comma-separated values) format for spreadsheets", 378 "BOOLEAN", false, "false"), 379 _all("-all", "Show all columns", 380 "BOOLEAN", false, "false"), 381 _help("-help", "Show meaning of all the columns", 382 "BOOLEAN", false, "false"), 383 _columns("columns", "Comma-separated list of all the columns to show. " 384 "If not specified, the following columns are shown: " DEFAULT_COLUMNS, 385 "STRING", false) { 386 _dcmdparser.add_dcmd_option(&_all); 387 _dcmdparser.add_dcmd_option(&_csv); 388 _dcmdparser.add_dcmd_option(&_help); 389 _dcmdparser.add_dcmd_argument(&_columns); 390 } 391 392 void ClassStatsDCmd::execute(DCmdSource source, TRAPS) { 393 if (!UnlockDiagnosticVMOptions) { 394 output()->print_cr("GC.class_stats command requires -XX:+UnlockDiagnosticVMOptions"); 395 return; 396 } 397 398 VM_GC_HeapInspection heapop(output(), 399 true /* request_full_gc */); 400 heapop.set_csv_format(_csv.value()); 401 heapop.set_print_help(_help.value()); 402 heapop.set_print_class_stats(true); 403 if (_all.value()) { 404 if (_columns.has_value()) { 405 output()->print_cr("Cannot specify -all and individual columns at the same time"); 406 return; 407 } else { 408 heapop.set_columns(NULL); 409 } 410 } else { 411 if (_columns.has_value()) { 412 heapop.set_columns(_columns.value()); 413 } else { 414 heapop.set_columns(DEFAULT_COLUMNS); 415 } 416 } 417 VMThread::execute(&heapop); 418 } 419 420 int ClassStatsDCmd::num_arguments() { 421 ResourceMark rm; 422 ClassStatsDCmd* dcmd = new ClassStatsDCmd(NULL, false); 423 if (dcmd != NULL) { 424 DCmdMark mark(dcmd); 425 return dcmd->_dcmdparser.num_arguments(); 426 } else { 427 return 0; 428 } 429 } 430 #endif // INCLUDE_SERVICES 431 432 ThreadDumpDCmd::ThreadDumpDCmd(outputStream* output, bool heap) : 433 DCmdWithParser(output, heap), 434 _locks("-l", "print java.util.concurrent locks", "BOOLEAN", false, "false") { 435 _dcmdparser.add_dcmd_option(&_locks); 436 } 437 438 void ThreadDumpDCmd::execute(DCmdSource source, TRAPS) { 439 // thread stacks 440 VM_PrintThreads op1(output(), _locks.value()); 441 VMThread::execute(&op1); 442 443 // JNI global handles 444 VM_PrintJNI op2(output()); 445 VMThread::execute(&op2); 446 447 // Deadlock detection 448 VM_FindDeadlocks op3(output()); 449 VMThread::execute(&op3); 450 } 451 452 int ThreadDumpDCmd::num_arguments() { 453 ResourceMark rm; 454 ThreadDumpDCmd* dcmd = new ThreadDumpDCmd(NULL, false); 455 if (dcmd != NULL) { 456 DCmdMark mark(dcmd); 457 return dcmd->_dcmdparser.num_arguments(); 458 } else { 459 return 0; 460 } 461 } 462 463 // Enhanced JMX Agent support 464 465 JMXStartRemoteDCmd::JMXStartRemoteDCmd(outputStream *output, bool heap_allocated) : 466 467 DCmdWithParser(output, heap_allocated), 468 469 _config_file 470 ("config.file", 471 "set com.sun.management.config.file", "STRING", false), 472 473 _jmxremote_port 474 ("jmxremote.port", 475 "set com.sun.management.jmxremote.port", "STRING", false), 476 477 _jmxremote_rmi_port 478 ("jmxremote.rmi.port", 479 "set com.sun.management.jmxremote.rmi.port", "STRING", false), 480 481 _jmxremote_ssl 482 ("jmxremote.ssl", 483 "set com.sun.management.jmxremote.ssl", "STRING", false), 484 485 _jmxremote_registry_ssl 486 ("jmxremote.registry.ssl", 487 "set com.sun.management.jmxremote.registry.ssl", "STRING", false), 488 489 _jmxremote_authenticate 490 ("jmxremote.authenticate", 491 "set com.sun.management.jmxremote.authenticate", "STRING", false), 492 493 _jmxremote_password_file 494 ("jmxremote.password.file", 495 "set com.sun.management.jmxremote.password.file", "STRING", false), 496 497 _jmxremote_access_file 498 ("jmxremote.access.file", 499 "set com.sun.management.jmxremote.access.file", "STRING", false), 500 501 _jmxremote_login_config 502 ("jmxremote.login.config", 503 "set com.sun.management.jmxremote.login.config", "STRING", false), 504 505 _jmxremote_ssl_enabled_cipher_suites 506 ("jmxremote.ssl.enabled.cipher.suites", 507 "set com.sun.management.jmxremote.ssl.enabled.cipher.suite", "STRING", false), 508 509 _jmxremote_ssl_enabled_protocols 510 ("jmxremote.ssl.enabled.protocols", 511 "set com.sun.management.jmxremote.ssl.enabled.protocols", "STRING", false), 512 513 _jmxremote_ssl_need_client_auth 514 ("jmxremote.ssl.need.client.auth", 515 "set com.sun.management.jmxremote.need.client.auth", "STRING", false), 516 517 _jmxremote_ssl_config_file 518 ("jmxremote.ssl.config.file", 519 "set com.sun.management.jmxremote.ssl_config_file", "STRING", false), 520 521 // JDP Protocol support 522 _jmxremote_autodiscovery 523 ("jmxremote.autodiscovery", 524 "set com.sun.management.jmxremote.autodiscovery", "STRING", false), 525 526 _jdp_port 527 ("jdp.port", 528 "set com.sun.management.jdp.port", "INT", false), 529 530 _jdp_address 531 ("jdp.address", 532 "set com.sun.management.jdp.address", "STRING", false), 533 534 _jdp_source_addr 535 ("jdp.source_addr", 536 "set com.sun.management.jdp.source_addr", "STRING", false), 537 538 _jdp_ttl 539 ("jdp.ttl", 540 "set com.sun.management.jdp.ttl", "INT", false), 541 542 _jdp_pause 543 ("jdp.pause", 544 "set com.sun.management.jdp.pause", "INT", false), 545 546 _jdp_name 547 ("jdp.name", 548 "set com.sun.management.jdp.name", "STRING", false) 549 550 { 551 _dcmdparser.add_dcmd_option(&_config_file); 552 _dcmdparser.add_dcmd_option(&_jmxremote_port); 553 _dcmdparser.add_dcmd_option(&_jmxremote_rmi_port); 554 _dcmdparser.add_dcmd_option(&_jmxremote_ssl); 555 _dcmdparser.add_dcmd_option(&_jmxremote_registry_ssl); 556 _dcmdparser.add_dcmd_option(&_jmxremote_authenticate); 557 _dcmdparser.add_dcmd_option(&_jmxremote_password_file); 558 _dcmdparser.add_dcmd_option(&_jmxremote_access_file); 559 _dcmdparser.add_dcmd_option(&_jmxremote_login_config); 560 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_enabled_cipher_suites); 561 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_enabled_protocols); 562 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_need_client_auth); 563 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_config_file); 564 _dcmdparser.add_dcmd_option(&_jmxremote_autodiscovery); 565 _dcmdparser.add_dcmd_option(&_jdp_port); 566 _dcmdparser.add_dcmd_option(&_jdp_address); 567 _dcmdparser.add_dcmd_option(&_jdp_source_addr); 568 _dcmdparser.add_dcmd_option(&_jdp_ttl); 569 _dcmdparser.add_dcmd_option(&_jdp_pause); 570 _dcmdparser.add_dcmd_option(&_jdp_name); 571 } 572 573 574 int JMXStartRemoteDCmd::num_arguments() { 575 ResourceMark rm; 576 JMXStartRemoteDCmd* dcmd = new JMXStartRemoteDCmd(NULL, false); 577 if (dcmd != NULL) { 578 DCmdMark mark(dcmd); 579 return dcmd->_dcmdparser.num_arguments(); 580 } else { 581 return 0; 582 } 583 } 584 585 586 void JMXStartRemoteDCmd::execute(DCmdSource source, TRAPS) { 587 ResourceMark rm(THREAD); 588 HandleMark hm(THREAD); 589 590 // Load and initialize the sun.management.Agent class 591 // invoke startRemoteManagementAgent(string) method to start 592 // the remote management server. 593 // throw java.lang.NoSuchMethodError if the method doesn't exist 594 595 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader()); 596 Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::sun_management_Agent(), loader, Handle(), true, CHECK); 597 instanceKlassHandle ik (THREAD, k); 598 599 JavaValue result(T_VOID); 600 601 // Pass all command line arguments to java as key=value,... 602 // All checks are done on java side 603 604 int len = 0; 605 stringStream options; 606 char comma[2] = {0,0}; 607 608 // Leave default values on Agent.class side and pass only 609 // agruments explicitly set by user. All arguments passed 610 // to jcmd override properties with the same name set by 611 // command line with -D or by managmenent.properties 612 // file. 613 #define PUT_OPTION(a) \ 614 if ( (a).is_set() ){ \ 615 options.print(\ 616 ( *((a).type()) == 'I' ) ? "%scom.sun.management.%s=%d" : "%scom.sun.management.%s=%s",\ 617 comma, (a).name(), (a).value()); \ 618 comma[0] = ','; \ 619 } 620 621 PUT_OPTION(_config_file); 622 PUT_OPTION(_jmxremote_port); 623 PUT_OPTION(_jmxremote_rmi_port); 624 PUT_OPTION(_jmxremote_ssl); 625 PUT_OPTION(_jmxremote_registry_ssl); 626 PUT_OPTION(_jmxremote_authenticate); 627 PUT_OPTION(_jmxremote_password_file); 628 PUT_OPTION(_jmxremote_access_file); 629 PUT_OPTION(_jmxremote_login_config); 630 PUT_OPTION(_jmxremote_ssl_enabled_cipher_suites); 631 PUT_OPTION(_jmxremote_ssl_enabled_protocols); 632 PUT_OPTION(_jmxremote_ssl_need_client_auth); 633 PUT_OPTION(_jmxremote_ssl_config_file); 634 PUT_OPTION(_jmxremote_autodiscovery); 635 PUT_OPTION(_jdp_port); 636 PUT_OPTION(_jdp_address); 637 PUT_OPTION(_jdp_source_addr); 638 PUT_OPTION(_jdp_ttl); 639 PUT_OPTION(_jdp_pause); 640 PUT_OPTION(_jdp_name); 641 642 #undef PUT_OPTION 643 644 Handle str = java_lang_String::create_from_str(options.as_string(), CHECK); 645 JavaCalls::call_static(&result, ik, vmSymbols::startRemoteAgent_name(), vmSymbols::string_void_signature(), str, CHECK); 646 } 647 648 JMXStartLocalDCmd::JMXStartLocalDCmd(outputStream *output, bool heap_allocated) : 649 DCmd(output, heap_allocated) { 650 // do nothing 651 } 652 653 void JMXStartLocalDCmd::execute(DCmdSource source, TRAPS) { 654 ResourceMark rm(THREAD); 655 HandleMark hm(THREAD); 656 657 // Load and initialize the sun.management.Agent class 658 // invoke startLocalManagementAgent(void) method to start 659 // the local management server 660 // throw java.lang.NoSuchMethodError if method doesn't exist 661 662 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader()); 663 Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::sun_management_Agent(), loader, Handle(), true, CHECK); 664 instanceKlassHandle ik (THREAD, k); 665 666 JavaValue result(T_VOID); 667 JavaCalls::call_static(&result, ik, vmSymbols::startLocalAgent_name(), vmSymbols::void_method_signature(), CHECK); 668 } 669 670 void JMXStopRemoteDCmd::execute(DCmdSource source, TRAPS) { 671 ResourceMark rm(THREAD); 672 HandleMark hm(THREAD); 673 674 // Load and initialize the sun.management.Agent class 675 // invoke stopRemoteManagementAgent method to stop the 676 // management server 677 // throw java.lang.NoSuchMethodError if method doesn't exist 678 679 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader()); 680 Klass* k = SystemDictionary::resolve_or_fail(vmSymbols::sun_management_Agent(), loader, Handle(), true, CHECK); 681 instanceKlassHandle ik (THREAD, k); 682 683 JavaValue result(T_VOID); 684 JavaCalls::call_static(&result, ik, vmSymbols::stopRemoteAgent_name(), vmSymbols::void_method_signature(), CHECK); 685 } 686 687 VMDynamicLibrariesDCmd::VMDynamicLibrariesDCmd(outputStream *output, bool heap_allocated) : 688 DCmd(output, heap_allocated) { 689 // do nothing 690 } 691 692 void VMDynamicLibrariesDCmd::execute(DCmdSource source, TRAPS) { 693 os::print_dll_info(output()); 694 output()->cr(); 695 } 696 697 void RotateGCLogDCmd::execute(DCmdSource source, TRAPS) { 698 if (UseGCLogFileRotation) { 699 VM_RotateGCLog rotateop(output()); 700 VMThread::execute(&rotateop); 701 } else { 702 output()->print_cr("Target VM does not support GC log file rotation."); 703 } 704 } 705 706 void CompileQueueDCmd::execute(DCmdSource source, TRAPS) { 707 VM_PrintCompileQueue printCompileQueueOp(output()); 708 VMThread::execute(&printCompileQueueOp); 709 } 710 711 void CodeListDCmd::execute(DCmdSource source, TRAPS) { 712 VM_PrintCodeList printCodeListOp(output()); 713 VMThread::execute(&printCodeListOp); 714 } 715 716 void CodeCacheDCmd::execute(DCmdSource source, TRAPS) { 717 VM_PrintCodeCache printCodeCacheOp(output()); 718 VMThread::execute(&printCodeCacheOp); 719 } 720 721 #if INCLUDE_SERVICES 722 ClassHierarchyDCmd::ClassHierarchyDCmd(outputStream* output, bool heap) : 723 DCmdWithParser(output, heap), 724 _print_interfaces("-i", "Inherited interfaces should be printed.", "BOOLEAN", false, "false"), 725 _print_subclasses("-s", "If a classname is specified, print its subclasses. " 726 "Otherwise only its superclasses are printed.", "BOOLEAN", false, "false"), 727 _classname("classname", "Name of class whose hierarchy should be printed. " 728 "If not specified, all class hierarchies are printed.", 729 "STRING", false) { 730 _dcmdparser.add_dcmd_option(&_print_interfaces); 731 _dcmdparser.add_dcmd_option(&_print_subclasses); 732 _dcmdparser.add_dcmd_argument(&_classname); 733 } 734 735 void ClassHierarchyDCmd::execute(DCmdSource source, TRAPS) { 736 VM_PrintClassHierarchy printClassHierarchyOp(output(), _print_interfaces.value(), 737 _print_subclasses.value(), _classname.value()); 738 VMThread::execute(&printClassHierarchyOp); 739 } 740 741 int ClassHierarchyDCmd::num_arguments() { 742 ResourceMark rm; 743 ClassHierarchyDCmd* dcmd = new ClassHierarchyDCmd(NULL, false); 744 if (dcmd != NULL) { 745 DCmdMark mark(dcmd); 746 return dcmd->_dcmdparser.num_arguments(); 747 } else { 748 return 0; 749 } 750 } 751 752 #endif