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comparison src/share/vm/services/diagnosticCommand.cpp @ 5895:645162d94294

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7110104: It should be possible to stop and start JMX Agent at runtime Summary: Added a capability to start and stop JMX Agent by jcmd Reviewed-by: acorn, mchung
author dsamersoff
date Wed, 22 Feb 2012 19:43:22 +0400
parents a42c07c38c47
children da91efe96a93
comparison
equal deleted inserted replaced
4962:38fd165da001 5895:645162d94294
1 /* 1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
46 #ifndef SERVICES_KERNEL // Heap dumping not supported 46 #ifndef SERVICES_KERNEL // Heap dumping not supported
47 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HeapDumpDCmd>(true, false)); 47 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<HeapDumpDCmd>(true, false));
48 #endif // SERVICES_KERNEL 48 #endif // SERVICES_KERNEL
49 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassHistogramDCmd>(true, false)); 49 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ClassHistogramDCmd>(true, false));
50 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ThreadDumpDCmd>(true, false)); 50 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<ThreadDumpDCmd>(true, false));
51
52 //Enhanced JMX Agent Support
53 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<JMXStartRemoteDCmd>(true,false));
54 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<JMXStartLocalDCmd>(true,false));
55 DCmdFactory::register_DCmdFactory(new DCmdFactoryImpl<JMXStopRemoteDCmd>(true,false));
51 56
52 } 57 }
53 58
54 #ifndef HAVE_EXTRA_DCMD 59 #ifndef HAVE_EXTRA_DCMD
55 void DCmdRegistrant::register_dcmds_ext(){ 60 void DCmdRegistrant::register_dcmds_ext(){
342 return dcmd->_dcmdparser.num_arguments(); 347 return dcmd->_dcmdparser.num_arguments();
343 } else { 348 } else {
344 return 0; 349 return 0;
345 } 350 }
346 } 351 }
352
353 // Enhanced JMX Agent support
354
355 JMXStartRemoteDCmd::JMXStartRemoteDCmd(outputStream *output, bool heap_allocated) :
356
357 DCmdWithParser(output, heap_allocated),
358
359 _config_file
360 ("config.file",
361 "set com.sun.management.config.file", "STRING", false),
362
363 _jmxremote_port
364 ("jmxremote.port",
365 "set com.sun.management.jmxremote.port", "STRING", false),
366
367 _jmxremote_rmi_port
368 ("jmxremote.rmi.port",
369 "set com.sun.management.jmxremote.rmi.port", "STRING", false),
370
371 _jmxremote_ssl
372 ("jmxremote.ssl",
373 "set com.sun.management.jmxremote.ssl", "STRING", false),
374
375 _jmxremote_registry_ssl
376 ("jmxremote.registry.ssl",
377 "set com.sun.management.jmxremote.registry.ssl", "STRING", false),
378
379 _jmxremote_authenticate
380 ("jmxremote.authenticate",
381 "set com.sun.management.jmxremote.authenticate", "STRING", false),
382
383 _jmxremote_password_file
384 ("jmxremote.password.file",
385 "set com.sun.management.jmxremote.password.file", "STRING", false),
386
387 _jmxremote_access_file
388 ("jmxremote.access.file",
389 "set com.sun.management.jmxremote.access.file", "STRING", false),
390
391 _jmxremote_login_config
392 ("jmxremote.login.config",
393 "set com.sun.management.jmxremote.login.config", "STRING", false),
394
395 _jmxremote_ssl_enabled_cipher_suites
396 ("jmxremote.ssl.enabled.cipher.suites",
397 "set com.sun.management.jmxremote.ssl.enabled.cipher.suite", "STRING", false),
398
399 _jmxremote_ssl_enabled_protocols
400 ("jmxremote.ssl.enabled.protocols",
401 "set com.sun.management.jmxremote.ssl.enabled.protocols", "STRING", false),
402
403 _jmxremote_ssl_need_client_auth
404 ("jmxremote.ssl.need.client.auth",
405 "set com.sun.management.jmxremote.need.client.auth", "STRING", false),
406
407 _jmxremote_ssl_config_file
408 ("jmxremote.ssl.config.file",
409 "set com.sun.management.jmxremote.ssl_config_file", "STRING", false)
410
411 {
412 _dcmdparser.add_dcmd_option(&_config_file);
413 _dcmdparser.add_dcmd_option(&_jmxremote_port);
414 _dcmdparser.add_dcmd_option(&_jmxremote_rmi_port);
415 _dcmdparser.add_dcmd_option(&_jmxremote_ssl);
416 _dcmdparser.add_dcmd_option(&_jmxremote_registry_ssl);
417 _dcmdparser.add_dcmd_option(&_jmxremote_authenticate);
418 _dcmdparser.add_dcmd_option(&_jmxremote_password_file);
419 _dcmdparser.add_dcmd_option(&_jmxremote_access_file);
420 _dcmdparser.add_dcmd_option(&_jmxremote_login_config);
421 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_enabled_cipher_suites);
422 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_enabled_protocols);
423 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_need_client_auth);
424 _dcmdparser.add_dcmd_option(&_jmxremote_ssl_config_file);
425 }
426
427
428 int JMXStartRemoteDCmd::num_arguments() {
429 ResourceMark rm;
430 JMXStartRemoteDCmd* dcmd = new JMXStartRemoteDCmd(NULL, false);
431 if (dcmd != NULL) {
432 DCmdMark mark(dcmd);
433 return dcmd->_dcmdparser.num_arguments();
434 } else {
435 return 0;
436 }
437 }
438
439
440 void JMXStartRemoteDCmd::execute(TRAPS) {
441 ResourceMark rm(THREAD);
442 HandleMark hm(THREAD);
443
444 // Load and initialize the sun.management.Agent class
445 // invoke startRemoteManagementAgent(string) method to start
446 // the remote management server.
447 // throw java.lang.NoSuchMethodError if the method doesn't exist
448
449 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader());
450 klassOop k = SystemDictionary::resolve_or_fail(vmSymbols::sun_management_Agent(), loader, Handle(), true, CHECK);
451 instanceKlassHandle ik (THREAD, k);
452
453 JavaValue result(T_VOID);
454
455 // Pass all command line arguments to java as key=value,...
456 // All checks are done on java side
457
458 int len = 0;
459 stringStream options;
460 char comma[2] = {0,0};
461
462 // Leave default values on Agent.class side and pass only
463 // agruments explicitly set by user. All arguments passed
464 // to jcmd override properties with the same name set by
465 // command line with -D or by managmenent.properties
466 // file.
467 #define PUT_OPTION(a) \
468 if ( (a).is_set() ){ \
469 options.print("%scom.sun.management.%s=%s", comma, (a).name(), (a).value()); \
470 comma[0] = ','; \
471 }
472
473 PUT_OPTION(_config_file);
474 PUT_OPTION(_jmxremote_port);
475 PUT_OPTION(_jmxremote_rmi_port);
476 PUT_OPTION(_jmxremote_ssl);
477 PUT_OPTION(_jmxremote_registry_ssl);
478 PUT_OPTION(_jmxremote_authenticate);
479 PUT_OPTION(_jmxremote_password_file);
480 PUT_OPTION(_jmxremote_access_file);
481 PUT_OPTION(_jmxremote_login_config);
482 PUT_OPTION(_jmxremote_ssl_enabled_cipher_suites);
483 PUT_OPTION(_jmxremote_ssl_enabled_protocols);
484 PUT_OPTION(_jmxremote_ssl_need_client_auth);
485 PUT_OPTION(_jmxremote_ssl_config_file);
486
487 #undef PUT_OPTION
488
489 Handle str = java_lang_String::create_from_str(options.as_string(), CHECK);
490 JavaCalls::call_static(&result, ik, vmSymbols::startRemoteAgent_name(), vmSymbols::string_void_signature(), str, CHECK);
491 }
492
493 JMXStartLocalDCmd::JMXStartLocalDCmd(outputStream *output, bool heap_allocated) :
494 DCmd(output, heap_allocated)
495 {
496 // do nothing
497 }
498
499 void JMXStartLocalDCmd::execute(TRAPS) {
500 ResourceMark rm(THREAD);
501 HandleMark hm(THREAD);
502
503 // Load and initialize the sun.management.Agent class
504 // invoke startLocalManagementAgent(void) method to start
505 // the local management server
506 // throw java.lang.NoSuchMethodError if method doesn't exist
507
508 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader());
509 klassOop k = SystemDictionary::resolve_or_fail(vmSymbols::sun_management_Agent(), loader, Handle(), true, CHECK);
510 instanceKlassHandle ik (THREAD, k);
511
512 JavaValue result(T_VOID);
513 JavaCalls::call_static(&result, ik, vmSymbols::startLocalAgent_name(), vmSymbols::void_method_signature(), CHECK);
514 }
515
516
517 void JMXStopRemoteDCmd::execute(TRAPS) {
518 ResourceMark rm(THREAD);
519 HandleMark hm(THREAD);
520
521 // Load and initialize the sun.management.Agent class
522 // invoke stopRemoteManagementAgent method to stop the
523 // management server
524 // throw java.lang.NoSuchMethodError if method doesn't exist
525
526 Handle loader = Handle(THREAD, SystemDictionary::java_system_loader());
527 klassOop k = SystemDictionary::resolve_or_fail(vmSymbols::sun_management_Agent(), loader, Handle(), true, CHECK);
528 instanceKlassHandle ik (THREAD, k);
529
530 JavaValue result(T_VOID);
531 JavaCalls::call_static(&result, ik, vmSymbols::stopRemoteAgent_name(), vmSymbols::void_method_signature(), CHECK);
532 }
533