| 1 | /* |
| 2 | Copyright (C) 2004 MySQL AB |
| 3 | |
| 4 | This program is free software; you can redistribute it and/or modify |
| 5 | it under the terms of the GNU General Public License version 2 as |
| 6 | published by the Free Software Foundation. |
| 7 | |
| 8 | This program is distributed in the hope that it will be useful, |
| 9 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | GNU General Public License for more details. |
| 12 | |
| 13 | You should have received a copy of the GNU General Public License |
| 14 | along with this program; if not, write to the Free Software |
| 15 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 16 | |
| 17 | */ |
| 18 | package com.mysql.management; |
| 19 | |
| 20 | import java.io.ByteArrayOutputStream; |
| 21 | import java.io.File; |
| 22 | import java.io.PrintStream; |
| 23 | import java.sql.Connection; |
| 24 | import java.sql.DriverManager; |
| 25 | import java.sql.SQLException; |
| 26 | import java.util.ArrayList; |
| 27 | import java.util.HashMap; |
| 28 | import java.util.Iterator; |
| 29 | import java.util.List; |
| 30 | import java.util.Map; |
| 31 | |
| 32 | import com.mysql.jdbc.Driver; |
| 33 | import com.mysql.jdbc.MysqlErrorNumbers; |
| 34 | import com.mysql.management.util.CommandLineOptionsParser; |
| 35 | import com.mysql.management.util.Files; |
| 36 | import com.mysql.management.util.ListToString; |
| 37 | import com.mysql.management.util.NullPrintStream; |
| 38 | import com.mysql.management.util.Platform; |
| 39 | import com.mysql.management.util.ProcessUtil; |
| 40 | import com.mysql.management.util.Shell; |
| 41 | import com.mysql.management.util.Streams; |
| 42 | import com.mysql.management.util.TeeOutputStream; |
| 43 | import com.mysql.management.util.Threads; |
| 44 | import com.mysql.management.util.Utils; |
| 45 | |
| 46 | /** |
| 47 | * This class is final simply as a hint to the compiler, it may be un-finalized |
| 48 | * safely. |
| 49 | * |
| 50 | * @author Eric Herman <eric@mysql.com> |
| 51 | * @version $Id: MysqldResource.java,v 1.66 2005/12/05 16:39:54 eherman Exp $ |
| 52 | */ |
| 53 | public final class MysqldResource implements MysqldResourceI { |
| 54 | public static final String MYSQL_C_MXJ = "mysql-c.mxj"; |
| 55 | |
| 56 | public static final String DATA = "data"; |
| 57 | |
| 58 | private String versionString; |
| 59 | |
| 60 | private Map options; |
| 61 | |
| 62 | private Shell shell; |
| 63 | |
| 64 | private File baseDir; |
| 65 | |
| 66 | private File dataDir; |
| 67 | |
| 68 | private File pidFile; |
| 69 | |
| 70 | private String msgPrefix; |
| 71 | |
| 72 | private String pid; |
| 73 | |
| 74 | private String osName; |
| 75 | |
| 76 | private String osArch; |
| 77 | |
| 78 | private PrintStream out; |
| 79 | |
| 80 | private PrintStream err; |
| 81 | |
| 82 | private Exception trace; |
| 83 | |
| 84 | private int killDelay; |
| 85 | |
| 86 | private List completionListensers; |
| 87 | |
| 88 | private boolean readyForConnections; |
| 89 | |
| 90 | // collaborators |
| 91 | private HelpOptionsParser optionParser; |
| 92 | |
| 93 | private Utils utils; |
| 94 | |
| 95 | public MysqldResource() { |
| 96 | this(new Files().nullFile()); |
| 97 | } |
| 98 | |
| 99 | public MysqldResource(File baseDir) { |
| 100 | this(baseDir, new Files().nullFile(), MysqldResourceI.DEFAULT_VERSION, |
| 101 | System.out, System.err); |
| 102 | } |
| 103 | |
| 104 | public MysqldResource(File baseDir, File dataDir) { |
| 105 | this(baseDir, dataDir, MysqldResourceI.DEFAULT_VERSION, System.out, |
| 106 | System.err); |
| 107 | } |
| 108 | |
| 109 | public MysqldResource(File baseDir, File dataDir, String mysqlVersionString) { |
| 110 | this(baseDir, dataDir, mysqlVersionString, System.out, System.err); |
| 111 | } |
| 112 | |
| 113 | public MysqldResource(File baseDir, File dataDir, |
| 114 | String mysqlVersionString, PrintStream out, PrintStream err) { |
| 115 | this(baseDir, dataDir, mysqlVersionString, out, err, new Utils()); |
| 116 | } |
| 117 | |
| 118 | MysqldResource(File baseDir, File dataDir, String mysqlVersionString, |
| 119 | PrintStream out, PrintStream err, Utils util) { |
| 120 | this.out = out; |
| 121 | this.err = err; |
| 122 | this.utils = util; |
| 123 | this.optionParser = new HelpOptionsParser(err, utils); |
| 124 | this.killDelay = 30000; |
| 125 | this.baseDir = utils.files().validCononicalDir(baseDir, |
| 126 | utils.files().tmp(MYSQL_C_MXJ)); |
| 127 | this.dataDir = utils.files().validCononicalDir(dataDir, |
| 128 | new File(this.baseDir, DATA)); |
| 129 | setVersion(false, mysqlVersionString); |
| 130 | this.pidFile = null; |
| 131 | this.msgPrefix = "[" + utils.str().shortClassName(getClass()) + "] "; |
| 132 | this.options = new HashMap(); |
| 133 | this.setShell(null); |
| 134 | setOsAndArch(System.getProperty(Platform.OS_NAME), System |
| 135 | .getProperty(Platform.OS_ARCH)); |
| 136 | this.completionListensers = new ArrayList(); |
| 137 | initTrace(); |
| 138 | } |
| 139 | |
| 140 | private void initTrace() { |
| 141 | this.trace = new Exception(); |
| 142 | } |
| 143 | |
| 144 | /** |
| 145 | * Starts mysqld passing it the parameters specified in the arguments map. |
| 146 | * No effect if MySQL is already running |
| 147 | */ |
| 148 | public void start(String threadName, Map mysqldArgs) { |
| 149 | if ((getShell() != null) || processRunning()) { |
| 150 | printMessage("mysqld already running (process: " + pid() + ")"); |
| 151 | return; |
| 152 | } |
| 153 | |
| 154 | mysqldArgs.remove(MysqldResourceI.MYSQLD_VERSION); |
| 155 | options = optionParser.getOptionsFromHelp(getHelp(mysqldArgs)); |
| 156 | |
| 157 | // printMessage("mysqld : " + |
| 158 | // services.str().toString(mysqldArgs.entrySet())); |
| 159 | out.flush(); |
| 160 | addCompletionListenser(new Runnable() { |
| 161 | public void run() { |
| 162 | setReadyForConnection(false); |
| 163 | setShell(null); |
| 164 | completionListensers.remove(this); |
| 165 | } |
| 166 | }); |
| 167 | setShell(exec(threadName, mysqldArgs, out, err, true)); |
| 168 | |
| 169 | reportPid(); |
| 170 | |
| 171 | int port = 3306; |
| 172 | Object portArg = mysqldArgs.get(MysqldResourceI.PORT); |
| 173 | if (portArg != null) { |
| 174 | port = Integer.parseInt(portArg.toString()); |
| 175 | } |
| 176 | int triesBeforeGivingUp = (killDelay / 1000) * 4; |
| 177 | boolean ready = canConnectToServer(port, triesBeforeGivingUp); |
| 178 | setReadyForConnection(ready); |
| 179 | } |
| 180 | |
| 181 | boolean canConnectToServer(int port, int triesBeforeGivingUp) { |
| 182 | utils.str().classForName(Driver.class.getName()); |
| 183 | Connection conn = null; |
| 184 | int timeoutMilis = 250; |
| 185 | String bogusUser = "Connector/MXJ"; |
| 186 | String password = "Bogus Password"; |
| 187 | String url = "jdbc:mysql://localhost:" + port + "/test" |
| 188 | + "?connectTimeout=" + timeoutMilis; |
| 189 | for (int i = 0; i < triesBeforeGivingUp; i++) { |
| 190 | try { |
| 191 | conn = DriverManager.getConnection(url, bogusUser, password); |
| 192 | return true; /* should never happen */ |
| 193 | } catch (SQLException e) { |
| 194 | if (e.getErrorCode() == MysqlErrorNumbers.ER_ACCESS_DENIED_ERROR) { |
| 195 | return true; |
| 196 | } |
| 197 | } finally { |
| 198 | try { |
| 199 | if (conn != null) { |
| 200 | conn.close(); |
| 201 | } |
| 202 | } catch (Exception e) { |
| 203 | e.printStackTrace(); |
| 204 | } |
| 205 | } |
| 206 | } |
| 207 | return false; |
| 208 | } |
| 209 | |
| 210 | private void setReadyForConnection(boolean ready) { |
| 211 | readyForConnections = ready; |
| 212 | } |
| 213 | |
| 214 | public synchronized boolean isReadyForConnections() { |
| 215 | return readyForConnections; |
| 216 | } |
| 217 | |
| 218 | private void reportPid() { |
| 219 | boolean printed = false; |
| 220 | for (int i = 0; !printed && i < 50; i++) { |
| 221 | if (pidFile().exists() && pidFile().length() > 0) { |
| 222 | utils.threads().pause(25); |
| 223 | printMessage("mysqld running as process: " + pid()); |
| 224 | |
| 225 | out.flush(); |
| 226 | printed = true; |
| 227 | } |
| 228 | utils.threads().pause(100); |
| 229 | } |
| 230 | |
| 231 | reportIfNoPidfile(printed); |
| 232 | } |
| 233 | |
| 234 | synchronized String pid() { |
| 235 | if (pid == null) { |
| 236 | if (!pidFile().exists()) { |
| 237 | return "No PID"; |
| 238 | } |
| 239 | |
| 240 | pid = utils.files().asString(pidFile()).trim(); |
| 241 | } |
| 242 | return pid; |
| 243 | } |
| 244 | |
| 245 | void reportIfNoPidfile(boolean pidFileFound) { |
| 246 | if (!pidFileFound) { |
| 247 | printWarning("mysqld pid-file not found: " + pidFile()); |
| 248 | } |
| 249 | } |
| 250 | |
| 251 | /** |
| 252 | * Kills the MySQL process. |
| 253 | */ |
| 254 | public synchronized void shutdown() { |
| 255 | boolean haveShell = (getShell() != null); |
| 256 | if (!pidFile().exists() && !haveShell) { |
| 257 | printMessage("Mysqld not running. No file: " + pidFile()); |
| 258 | return; |
| 259 | } |
| 260 | printMessage("stopping mysqld (process: " + pid() + ")"); |
| 261 | |
| 262 | issueNormalKill(); |
| 263 | |
| 264 | if (processRunning()) { |
| 265 | issueForceKill(); |
| 266 | } |
| 267 | |
| 268 | if (shellRunning()) { |
| 269 | destroyShell(); |
| 270 | } |
| 271 | setShell(null); |
| 272 | |
| 273 | if (processRunning()) { |
| 274 | printWarning("Process " + pid + "still running; not deleting " |
| 275 | + pidFile()); |
| 276 | } else { |
| 277 | utils.threads().pause(150); |
| 278 | System.gc(); |
| 279 | utils.threads().pause(150); |
| 280 | pidFile().deleteOnExit(); |
| 281 | pidFile().delete(); |
| 282 | pidFile = null; |
| 283 | pid = null; |
| 284 | } |
| 285 | |
| 286 | setReadyForConnection(false); |
| 287 | |
| 288 | printMessage("clearing options"); |
| 289 | options.clear(); |
| 290 | out.flush(); |
| 291 | |
| 292 | printMessage("shutdown complete"); |
| 293 | } |
| 294 | |
| 295 | void destroyShell() { |
| 296 | String shellName = getShell().getName(); |
| 297 | printWarning("attempting to destroy thread " + shellName); |
| 298 | getShell().destroyProcess(); |
| 299 | waitForShellToDie(); |
| 300 | String msg = (shellRunning() ? "not " : "") + "destroyed."; |
| 301 | printWarning(shellName + " " + msg); |
| 302 | } |
| 303 | |
| 304 | void issueForceKill() { |
| 305 | printWarning("attempting to \"force kill\" " + pid()); |
| 306 | new ProcessUtil(pid(), err, err, baseDir, utils).forceKill(); |
| 307 | |
| 308 | waitForProcessToDie(); |
| 309 | if (processRunning()) { |
| 310 | String msg = (processRunning() ? "not " : "") + "killed."; |
| 311 | printWarning(pid() + " " + msg); |
| 312 | } else { |
| 313 | printMessage("force kill " + pid() + " issued."); |
| 314 | } |
| 315 | } |
| 316 | |
| 317 | private void issueNormalKill() { |
| 318 | if (!pidFile().exists()) { |
| 319 | printWarning("Not running? File not found: " + pidFile()); |
| 320 | return; |
| 321 | } |
| 322 | |
| 323 | new ProcessUtil(pid(), err, err, baseDir, utils).killNoThrow(); |
| 324 | waitForProcessToDie(); |
| 325 | } |
| 326 | |
| 327 | private void waitForProcessToDie() { |
| 328 | long giveUp = System.currentTimeMillis() + killDelay; |
| 329 | while (processRunning() && System.currentTimeMillis() < giveUp) { |
| 330 | utils.threads().pause(250); |
| 331 | } |
| 332 | } |
| 333 | |
| 334 | private void waitForShellToDie() { |
| 335 | long giveUp = System.currentTimeMillis() + killDelay; |
| 336 | while (shellRunning() && System.currentTimeMillis() < giveUp) { |
| 337 | utils.threads().pause(250); |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | public synchronized Map getServerOptions() { |
| 342 | if (options.isEmpty()) { |
| 343 | options = optionParser.getOptionsFromHelp(getHelp(new HashMap())); |
| 344 | } |
| 345 | return new HashMap(options); |
| 346 | } |
| 347 | |
| 348 | public synchronized boolean isRunning() { |
| 349 | return shellRunning() || processRunning(); |
| 350 | } |
| 351 | |
| 352 | private boolean processRunning() { |
| 353 | if (!pidFile().exists()) { |
| 354 | return false; |
| 355 | } |
| 356 | return new ProcessUtil(pid(), out, err, baseDir, utils).isRunning(); |
| 357 | } |
| 358 | |
| 359 | private boolean shellRunning() { |
| 360 | return (getShell() != null) && (getShell().isAlive()); |
| 361 | } |
| 362 | |
| 363 | public synchronized String getVersion() { |
| 364 | return versionString; |
| 365 | } |
| 366 | |
| 367 | private String getVersionDir() { |
| 368 | return getVersion().replaceAll("\\.", "-"); |
| 369 | } |
| 370 | |
| 371 | private synchronized void setVersion(boolean check, |
| 372 | String mysqlVersionString) { |
| 373 | if (check && isRunning()) { |
| 374 | throw new IllegalStateException("Already running"); |
| 375 | } |
| 376 | |
| 377 | if (mysqlVersionString == null) { |
| 378 | versionString = DEFAULT_VERSION; |
| 379 | } else { |
| 380 | versionString = mysqlVersionString; |
| 381 | } |
| 382 | } |
| 383 | |
| 384 | public synchronized void setVersion(String mysqlVersionString) { |
| 385 | setVersion(true, mysqlVersionString); |
| 386 | } |
| 387 | |
| 388 | private void printMessage(String msg) { |
| 389 | println(out, msg); |
| 390 | } |
| 391 | |
| 392 | private void printWarning(String msg) { |
| 393 | println(err, ""); |
| 394 | println(err, msg); |
| 395 | } |
| 396 | |
| 397 | private void println(PrintStream stream, String msg) { |
| 398 | stream.println(msgPrefix + msg); |
| 399 | } |
| 400 | |
| 401 | /* called from constructor, over-ride with care */ |
| 402 | final void setOsAndArch(String osName, String osArch) { |
| 403 | String name = osName; |
| 404 | if (osName.indexOf("Win") != -1) { |
| 405 | name = "Win"; |
| 406 | } |
| 407 | this.osName = stripUnwantedChars(name); |
| 408 | this.osArch = stripUnwantedChars(osArch); |
| 409 | } |
| 410 | |
| 411 | String stripUnwantedChars(String str) { |
| 412 | return str.replace(' ', '_').replace('/', '_').replace('\\', '_'); |
| 413 | } |
| 414 | |
| 415 | /** called from option parser as well */ |
| 416 | synchronized Shell exec(String threadName, Map mysqldArgs, |
| 417 | PrintStream outStream, PrintStream errStream, boolean withListeners) { |
| 418 | |
| 419 | makeMysqld(); |
| 420 | ensureEssentialFilesExist(); |
| 421 | |
| 422 | adjustParameterMap(mysqldArgs); |
| 423 | String[] args = constructArgs(mysqldArgs); |
| 424 | outStream.println(new ListToString().toString(args)); |
| 425 | |
| 426 | Shell launch = utils.shellFactory().newShell(args, threadName, |
| 427 | outStream, errStream); |
| 428 | if (withListeners) { |
| 429 | for (int i = 0; i < completionListensers.size(); i++) { |
| 430 | Runnable listener = (Runnable) completionListensers.get(i); |
| 431 | launch.addCompletionListener(listener); |
| 432 | } |
| 433 | } |
| 434 | launch.setDaemon(true); |
| 435 | |
| 436 | printMessage("launching mysqld (" + threadName + ")"); |
| 437 | |
| 438 | launch.start(); |
| 439 | return launch; |
| 440 | } |
| 441 | |
| 442 | private void adjustParameterMap(Map mysqldArgs) { |
| 443 | ensureDir(mysqldArgs, baseDir, MysqldResourceI.BASEDIR); |
| 444 | ensureDir(mysqldArgs, dataDir, MysqldResourceI.DATADIR); |
| 445 | mysqldArgs.put(MysqldResourceI.PID_FILE, utils.files().getPath( |
| 446 | pidFile())); |
| 447 | ensureSocket(mysqldArgs); |
| 448 | } |
| 449 | |
| 450 | File makeMysqld() { |
| 451 | final File mysqld = getMysqldFilePointer(); |
| 452 | if (!mysqld.exists()) { |
| 453 | mysqld.getParentFile().mkdirs(); |
| 454 | utils.streams().createFileFromResource(getResourceName(), mysqld); |
| 455 | } |
| 456 | utils.files().addExecutableRights(mysqld, out, err); |
| 457 | return mysqld; |
| 458 | } |
| 459 | |
| 460 | String getResourceName() { |
| 461 | String dir = osName + "-" + osArch; |
| 462 | String name = executableName(); |
| 463 | return getVersionDir() + Streams.RESOURCE_SEPARATOR + dir |
| 464 | + Streams.RESOURCE_SEPARATOR + name; |
| 465 | } |
| 466 | |
| 467 | private String executableName() { |
| 468 | String mysqld = "mysqld"; |
| 469 | return ((isWindows()) ? mysqld + "-nt.exe" : mysqld); |
| 470 | } |
| 471 | |
| 472 | boolean isWindows() { |
| 473 | return osName.equals("Win"); |
| 474 | } |
| 475 | |
| 476 | File getMysqldFilePointer() { |
| 477 | File bin = new File(baseDir, "bin"); |
| 478 | return new File(bin, executableName()); |
| 479 | } |
| 480 | |
| 481 | void ensureEssentialFilesExist() { |
| 482 | utils.streams().expandResourceJar(dataDir, |
| 483 | getVersionDir() + Streams.RESOURCE_SEPARATOR + "data_dir.jar"); |
| 484 | utils.streams().expandResourceJar(baseDir, |
| 485 | getVersionDir() + Streams.RESOURCE_SEPARATOR + shareJar()); |
| 486 | } |
| 487 | |
| 488 | void ensureSocket(Map mysqldArgs) { |
| 489 | String socketString = (String) mysqldArgs.get(MysqldResourceI.SOCKET); |
| 490 | if (socketString != null) { |
| 491 | return; |
| 492 | } |
| 493 | mysqldArgs.put(MysqldResourceI.SOCKET, "mysql.sock"); |
| 494 | } |
| 495 | |
| 496 | private void ensureDir(Map mysqldArgs, File expected, String key) { |
| 497 | String dirString = (String) mysqldArgs.get(key); |
| 498 | if (dirString != null) { |
| 499 | File asConnonical = utils.files().validCononicalDir( |
| 500 | new File(dirString)); |
| 501 | if (!expected.equals(asConnonical)) { |
| 502 | String msg = dirString + " not equal to " + expected; |
| 503 | throw new IllegalArgumentException(msg); |
| 504 | } |
| 505 | } |
| 506 | mysqldArgs.put(key, utils.files().getPath(expected)); |
| 507 | } |
| 508 | |
| 509 | String[] constructArgs(Map mysqldArgs) { |
| 510 | List strs = new ArrayList(); |
| 511 | strs.add(utils.files().getPath(getMysqldFilePointer())); |
| 512 | |
| 513 | strs.add("--no-defaults"); |
| 514 | if (isWindows()) { |
| 515 | strs.add("--console"); |
| 516 | } |
| 517 | Iterator it = mysqldArgs.entrySet().iterator(); |
| 518 | while (it.hasNext()) { |
| 519 | Map.Entry entry = (Map.Entry) it.next(); |
| 520 | String key = (String) entry.getKey(); |
| 521 | String value = (String) entry.getValue(); |
| 522 | StringBuffer buf = new StringBuffer("--"); |
| 523 | buf.append(key); |
| 524 | if (value != null) { |
| 525 | buf.append("="); |
| 526 | buf.append(value); |
| 527 | } |
| 528 | strs.add(buf.toString()); |
| 529 | } |
| 530 | |
| 531 | return utils.str().toStringArray(strs); |
| 532 | } |
| 533 | |
| 534 | protected void finalize() throws Throwable { |
| 535 | if (getShell() != null) { |
| 536 | printWarning("resource released without closure."); |
| 537 | trace.printStackTrace(err); |
| 538 | } |
| 539 | super.finalize(); |
| 540 | } |
| 541 | |
| 542 | String shareJar() { |
| 543 | String shareJar = "share_dir.jar"; |
| 544 | if (isWindows()) { |
| 545 | shareJar = "win_" + shareJar; |
| 546 | } |
| 547 | return shareJar; |
| 548 | } |
| 549 | |
| 550 | void setShell(Shell shell) { |
| 551 | this.shell = shell; |
| 552 | } |
| 553 | |
| 554 | Shell getShell() { |
| 555 | return shell; |
| 556 | } |
| 557 | |
| 558 | public File getBaseDir() { |
| 559 | return baseDir; |
| 560 | } |
| 561 | |
| 562 | public File getDataDir() { |
| 563 | return dataDir; |
| 564 | } |
| 565 | |
| 566 | public synchronized void setKillDelay(int millis) { |
| 567 | this.killDelay = millis; |
| 568 | } |
| 569 | |
| 570 | public synchronized void addCompletionListenser(Runnable listener) { |
| 571 | completionListensers.add(listener); |
| 572 | } |
| 573 | |
| 574 | private String getHelp(Map params) { |
| 575 | ByteArrayOutputStream bos = new ByteArrayOutputStream(); |
| 576 | PrintStream capturedOut = new PrintStream(bos); |
| 577 | |
| 578 | params.put("help", null); |
| 579 | params.put("verbose", null); |
| 580 | |
| 581 | exec("getOptions", params, capturedOut, capturedOut, false).join(); |
| 582 | |
| 583 | params.remove("help"); |
| 584 | params.remove("verbose"); |
| 585 | |
| 586 | utils.threads().pause(500); |
| 587 | capturedOut.flush(); |
| 588 | capturedOut.close(); // should flush(); |
| 589 | |
| 590 | return new String(bos.toByteArray()); |
| 591 | } |
| 592 | |
| 593 | synchronized private File pidFile() { |
| 594 | if (pidFile == null) { |
| 595 | String className = utils.str().shortClassName(getClass()); |
| 596 | pidFile = new File(this.dataDir, className + ".pid"); |
| 597 | } |
| 598 | return pidFile; |
| 599 | } |
| 600 | |
| 601 | // --------------------------------------------------------- |
| 602 | static void printUsage(PrintStream out) { |
| 603 | String command = "java " + MysqldResource.class.getName(); |
| 604 | String basedir = " --" + MysqldResourceI.BASEDIR; |
| 605 | String datadir = " --" + MysqldResourceI.DATADIR; |
| 606 | out.println("Usage to start: "); |
| 607 | out.println(command + " [ server options ]"); |
| 608 | out.println(); |
| 609 | out.println("Usage to shutdown: "); |
| 610 | out.println(command + " --shutdown [" + basedir |
| 611 | + "=/full/path/to/basedir ]"); |
| 612 | out.println(); |
| 613 | out.println("Common server options include:"); |
| 614 | out.println(basedir + "=/full/path/to/basedir"); |
| 615 | out.println(datadir + "=/full/path/to/datadir"); |
| 616 | out.println(" --" + MysqldResourceI.SOCKET |
| 617 | + "=/full/path/to/socketfile"); |
| 618 | out.println(); |
| 619 | out.println("Example:"); |
| 620 | out.println(command + basedir + "=/home/duke/dukeapp/db" + datadir |
| 621 | + "=/data/dukeapp/data" + " --max_allowed_packet=65000000"); |
| 622 | out.println(command + " --shutdown" + basedir |
| 623 | + "=/home/duke/dukeapp/db"); |
| 624 | out.println(); |
| 625 | } |
| 626 | |
| 627 | public static void main(String[] args) { |
| 628 | CommandLineOptionsParser clop = new CommandLineOptionsParser(args); |
| 629 | if (clop.containsKey("help")) { |
| 630 | printUsage(System.out); |
| 631 | return; |
| 632 | } |
| 633 | |
| 634 | PrintStream out = System.out; |
| 635 | PrintStream err = System.err; |
| 636 | if (clop.containsKey("silent")) { |
| 637 | clop.remove("silent"); |
| 638 | PrintStream devNull = new NullPrintStream(); |
| 639 | out = devNull; |
| 640 | err = devNull; |
| 641 | } |
| 642 | |
| 643 | MysqldResource mysqld = new MysqldResource(clop.getBaseDir(), clop |
| 644 | .getDataDir(), clop.getVersion(), out, err); |
| 645 | if (clop.isShutdown()) { |
| 646 | mysqld.shutdown(); |
| 647 | return; |
| 648 | } |
| 649 | |
| 650 | mysqld.start(new Threads().newName(), clop.asMap()); |
| 651 | } |
| 652 | } |