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/*-
* See the file LICENSE for redistribution information.
*
* Copyright (c) 2002,2010 Oracle. All rights reserved.
*
* $Id: DebugRecordTest.java,v 1.51.2.2 2010/01/04 15:30:48 cwl Exp $
*/
package com.sleepycat.je.util;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.text.DateFormat;
import java.text.ParsePosition;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
import java.util.logging.Level;
import junit.framework.TestCase;
import com.sleepycat.je.DatabaseException;
import com.sleepycat.je.DbInternal;
import com.sleepycat.je.EnvironmentConfig;
import com.sleepycat.je.config.EnvironmentParams;
import com.sleepycat.je.dbi.EnvironmentImpl;
import com.sleepycat.je.log.FileManager;
import com.sleepycat.je.log.LogEntryType;
import com.sleepycat.je.log.SearchFileReader;
import com.sleepycat.je.recovery.RecoveryInfo;
import com.sleepycat.je.utilint.DbLsn;
import com.sleepycat.je.utilint.Tracer;
import com.sleepycat.je.utilint.TracerFormatter;
public class DebugRecordTest extends TestCase {
private File envHome;
private EnvironmentImpl env;
public DebugRecordTest() {
envHome = new File(System.getProperty(TestUtils.DEST_DIR));
env = null;
}
public void setUp()
throws IOException {
TestUtils.removeFiles("Setup", envHome, FileManager.JE_SUFFIX);
TestUtils.removeFiles(envHome, new InfoFileFilter());
}
public void tearDown()
throws IOException {
TestUtils.removeFiles("TearDown", envHome, FileManager.JE_SUFFIX);
TestUtils.removeFiles(envHome, new InfoFileFilter());
}
public void testDebugLogging()
throws DatabaseException, IOException {
try {
/*
* Turn on the txt file and db log logging, turn off the console.
*/
EnvironmentConfig envConfig = TestUtils.initEnvConfig();
envConfig.setConfigParam
(EnvironmentParams.JE_LOGGING_FILE.getName(), "true");
envConfig.setConfigParam
(EnvironmentParams.JE_LOGGING_CONSOLE.getName(),
"false");
envConfig.setConfigParam
(EnvironmentParams.JE_LOGGING_LEVEL.getName(), "CONFIG");
envConfig.setConfigParam
(EnvironmentParams.JE_LOGGING_DBLOG.getName(), "true");
envConfig.setConfigParam
(EnvironmentParams.NODE_MAX.getName(), "6");
envConfig.setAllowCreate(true);
/* Disable noisy UtilizationProfile database creation. */
DbInternal.setCreateUP(envConfig, false);
/* Don't run the cleaner without a UtilizationProfile. */
envConfig.setConfigParam
(EnvironmentParams.ENV_RUN_CLEANER.getName(), "false");
env = new EnvironmentImpl(envHome,
envConfig,
null /*sharedCacheEnv*/,
false /*replicationIntended*/);
List<Tracer> expectedRecords = new ArrayList<Tracer>();
/* Recovery itself will log two messages. */
RecoveryInfo info = new RecoveryInfo();
expectedRecords.add(new Tracer("Recovery w/no files."));
expectedRecords.add(new Tracer
("Checkpoint 1: source=recovery" +
" success=true nFullINFlushThisRun=0" +
" nDeltaINFlushThisRun=0"));
expectedRecords.add(new Tracer("Recovery finished: " +
info.toString()));
/* Log a message. */
Tracer.trace(Level.INFO, env, "hi there");
expectedRecords.add(new Tracer("hi there"));
/* Log an exception. */
DatabaseException e = new DatabaseException("fake exception");
Tracer.trace(env, "DebugRecordTest", "testException", "foo", e);
expectedRecords.add(new Tracer("foo\n" + Tracer.getStackTrace(e)));
/* Log a split and flush the log to disk. */
env.getLogManager().flush();
env.getFileManager().clear();
env.closeLogger();
/* Verify. */
checkDatabaseLog(expectedRecords);
checkTextFile(expectedRecords);
} finally {
if (env != null) {
env.close();
}
}
}
/**
* Check what's in the database log.
*/
private void checkDatabaseLog(List<Tracer> expectedList)
throws DatabaseException, IOException {
SearchFileReader searcher =
new SearchFileReader(env, 1000, true, DbLsn.NULL_LSN,
DbLsn.NULL_LSN, LogEntryType.LOG_TRACE);
int numSeen = 0;
while (searcher.readNextEntry()) {
Tracer dRec = (Tracer) searcher.getLastObject();
assertEquals("Should see this as " + numSeen + " record: ",
expectedList.get(numSeen).getMessage(),
dRec.getMessage());
numSeen++;
}
assertEquals("Should see this many debug records",
expectedList.size(), numSeen);
}
/**
* Check what's in the text file.
*/
private void checkTextFile(List<Tracer> expectedList)
throws IOException {
FileReader fr = null;
BufferedReader br = null;
try {
String textFileName = envHome + File.separator + "je.info.0";
fr = new FileReader(textFileName);
br = new BufferedReader(fr);
String line = br.readLine();
int numSeen = 0;
/*
* Read the file, checking only lines that start with valid Levels.
*/
while (line != null) {
try {
/* The line should start with a valid date. */
ParsePosition pp = new ParsePosition(0);
DateFormat ff = TracerFormatter.makeDateFormat();
ff.parse(line, pp);
/* There should be a java.util.logging.level next. */
int dateEnd = pp.getIndex();
int levelEnd = line.indexOf(" ", dateEnd + 1);
String possibleLevel = line.substring(dateEnd + 1,
levelEnd);
Level.parse(possibleLevel);
String expected =
expectedList.get(numSeen).getMessage();
StringBuffer seen = new StringBuffer();
seen.append(line.substring(levelEnd + 1));
/*
* Assemble the log message by reading the right number
* of lines
*/
StringTokenizer st =
new StringTokenizer(expected,
Character.toString('\n'), false);
for (int i = 1; i < st.countTokens(); i++) {
seen.append('\n');
String l = br.readLine();
seen.append(l);
if (i == (st.countTokens() -1)) {
seen.append('\n');
}
}
/* XXX, diff of multiline stuff isn't right yet. */
if (st.countTokens() == 1) {
assertEquals("Line " + numSeen + " should be the same",
expected, seen.toString());
}
numSeen++;
} catch (Exception e) {
/* Skip this line, not a message. */
}
line = br.readLine();
}
assertEquals("Should see this many debug records",
expectedList.size(), numSeen);
} finally {
if (br != null) {
br.close();
}
if (fr != null) {
fr.close();
}
}
}
}
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