Merge branch 'stable-4.7' into stable-4.8
* stable-4.7: Run auto GC in the background Change-Id: I5e25765f65d833f13cbe99696ef33055d7f5c4cf Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
This commit is contained in:
commit
94c06009aa
|
@ -62,6 +62,7 @@
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||||||
import org.eclipse.jgit.dircache.DirCache;
|
import org.eclipse.jgit.dircache.DirCache;
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||||||
import org.eclipse.jgit.dircache.DirCacheEntry;
|
import org.eclipse.jgit.dircache.DirCacheEntry;
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||||||
import org.eclipse.jgit.internal.storage.file.FileRepository;
|
import org.eclipse.jgit.internal.storage.file.FileRepository;
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||||||
|
import org.eclipse.jgit.lib.ConfigConstants;
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||||||
import org.eclipse.jgit.lib.Constants;
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import org.eclipse.jgit.lib.Constants;
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||||||
import org.eclipse.jgit.lib.ObjectId;
|
import org.eclipse.jgit.lib.ObjectId;
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||||||
import org.eclipse.jgit.lib.PersonIdent;
|
import org.eclipse.jgit.lib.PersonIdent;
|
||||||
|
@ -121,6 +122,12 @@ public void setUp() throws Exception {
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||||||
mockSystemReader = new MockSystemReader();
|
mockSystemReader = new MockSystemReader();
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||||||
mockSystemReader.userGitConfig = new FileBasedConfig(new File(tmp,
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mockSystemReader.userGitConfig = new FileBasedConfig(new File(tmp,
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"usergitconfig"), FS.DETECTED);
|
"usergitconfig"), FS.DETECTED);
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|
// We have to set autoDetach to false for tests, because tests expect to be able
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||||||
|
// to clean up by recursively removing the repository, and background GC might be
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||||||
|
// in the middle of writing or deleting files, which would disrupt this.
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mockSystemReader.userGitConfig.setBoolean(ConfigConstants.CONFIG_GC_SECTION,
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null, ConfigConstants.CONFIG_KEY_AUTODETACH, false);
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mockSystemReader.userGitConfig.save();
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ceilTestDirectories(getCeilings());
|
ceilTestDirectories(getCeilings());
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||||||
SystemReader.setInstance(mockSystemReader);
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SystemReader.setInstance(mockSystemReader);
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||||||
|
|
||||||
|
|
|
@ -74,6 +74,7 @@ public void testListConfig() throws Exception {
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||||||
|
|
||||||
String[] output = execute("git config --list");
|
String[] output = execute("git config --list");
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||||||
List<String> expect = new ArrayList<>();
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List<String> expect = new ArrayList<>();
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||||||
|
expect.add("gc.autoDetach=false");
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expect.add("core.filemode=" + !isWindows);
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expect.add("core.filemode=" + !isWindows);
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expect.add("core.logallrefupdates=true");
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expect.add("core.logallrefupdates=true");
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if (isMac)
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if (isMac)
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||||||
|
|
|
@ -1,5 +1,21 @@
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||||||
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
|
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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||||||
<component id="org.eclipse.jgit" version="2">
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<component id="org.eclipse.jgit" version="2">
|
||||||
|
<resource path="src/org/eclipse/jgit/lib/ConfigConstants.java" type="org.eclipse.jgit.lib.ConfigConstants">
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||||||
|
<filter id="1141899266">
|
||||||
|
<message_arguments>
|
||||||
|
<message_argument value="4.7"/>
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||||||
|
<message_argument value="4.8"/>
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||||||
|
<message_argument value="CONFIG_KEY_AUTODETACH"/>
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||||||
|
</message_arguments>
|
||||||
|
</filter>
|
||||||
|
<filter id="1141899266">
|
||||||
|
<message_arguments>
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||||||
|
<message_argument value="4.7"/>
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||||||
|
<message_argument value="4.8"/>
|
||||||
|
<message_argument value="CONFIG_KEY_LOGEXPIRY"/>
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||||||
|
</message_arguments>
|
||||||
|
</filter>
|
||||||
|
</resource>
|
||||||
<resource path="src/org/eclipse/jgit/merge/MergeStrategy.java" type="org.eclipse.jgit.merge.MergeStrategy">
|
<resource path="src/org/eclipse/jgit/merge/MergeStrategy.java" type="org.eclipse.jgit.merge.MergeStrategy">
|
||||||
<filter comment="OSGi semantic versioning allows breaking implementors of an API in a minor version" id="336695337">
|
<filter comment="OSGi semantic versioning allows breaking implementors of an API in a minor version" id="336695337">
|
||||||
<message_arguments>
|
<message_arguments>
|
||||||
|
|
|
@ -299,6 +299,8 @@ flagNotFromThis={0} not from this.
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flagsAlreadyCreated={0} flags already created.
|
flagsAlreadyCreated={0} flags already created.
|
||||||
funnyRefname=funny refname
|
funnyRefname=funny refname
|
||||||
gcFailed=Garbage collection failed.
|
gcFailed=Garbage collection failed.
|
||||||
|
gcLogExists=A previous GC run reported an error: ''{0}''. Automatic gc will fail until ''{1}'' is removed.
|
||||||
|
gcTooManyUnpruned=Too many loose, unpruneable objects after garbage collection. Consider adjusting gc.auto or gc.pruneExpire.
|
||||||
gitmodulesNotFound=.gitmodules not found in tree.
|
gitmodulesNotFound=.gitmodules not found in tree.
|
||||||
headRequiredToStash=HEAD required to stash local changes
|
headRequiredToStash=HEAD required to stash local changes
|
||||||
hoursAgo={0} hours ago
|
hoursAgo={0} hours ago
|
||||||
|
|
|
@ -358,6 +358,8 @@ public static JGitText get() {
|
||||||
/***/ public String flagsAlreadyCreated;
|
/***/ public String flagsAlreadyCreated;
|
||||||
/***/ public String funnyRefname;
|
/***/ public String funnyRefname;
|
||||||
/***/ public String gcFailed;
|
/***/ public String gcFailed;
|
||||||
|
/***/ public String gcLogExists;
|
||||||
|
/***/ public String gcTooManyUnpruned;
|
||||||
/***/ public String gitmodulesNotFound;
|
/***/ public String gitmodulesNotFound;
|
||||||
/***/ public String headRequiredToStash;
|
/***/ public String headRequiredToStash;
|
||||||
/***/ public String hoursAgo;
|
/***/ public String hoursAgo;
|
||||||
|
|
|
@ -637,12 +637,18 @@ static void loadRulesFromFile(AttributesNode r, File attrs)
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private boolean shouldAutoDetach() {
|
||||||
|
return getConfig().getBoolean(ConfigConstants.CONFIG_GC_SECTION,
|
||||||
|
ConfigConstants.CONFIG_KEY_AUTODETACH, true);
|
||||||
|
}
|
||||||
|
|
||||||
@Override
|
@Override
|
||||||
public void autoGC(ProgressMonitor monitor) {
|
public void autoGC(ProgressMonitor monitor) {
|
||||||
GC gc = new GC(this);
|
GC gc = new GC(this);
|
||||||
gc.setPackConfig(new PackConfig(this));
|
gc.setPackConfig(new PackConfig(this));
|
||||||
gc.setProgressMonitor(monitor);
|
gc.setProgressMonitor(monitor);
|
||||||
gc.setAuto(true);
|
gc.setAuto(true);
|
||||||
|
gc.setBackground(shouldAutoDetach());
|
||||||
try {
|
try {
|
||||||
gc.gc();
|
gc.gc();
|
||||||
} catch (ParseException | IOException e) {
|
} catch (ParseException | IOException e) {
|
||||||
|
|
|
@ -50,6 +50,8 @@
|
||||||
import java.io.FileOutputStream;
|
import java.io.FileOutputStream;
|
||||||
import java.io.IOException;
|
import java.io.IOException;
|
||||||
import java.io.OutputStream;
|
import java.io.OutputStream;
|
||||||
|
import java.io.PrintWriter;
|
||||||
|
import java.io.StringWriter;
|
||||||
import java.nio.channels.Channels;
|
import java.nio.channels.Channels;
|
||||||
import java.nio.channels.FileChannel;
|
import java.nio.channels.FileChannel;
|
||||||
import java.nio.file.DirectoryStream;
|
import java.nio.file.DirectoryStream;
|
||||||
|
@ -73,11 +75,17 @@
|
||||||
import java.util.Objects;
|
import java.util.Objects;
|
||||||
import java.util.Set;
|
import java.util.Set;
|
||||||
import java.util.TreeMap;
|
import java.util.TreeMap;
|
||||||
|
import java.util.concurrent.Callable;
|
||||||
|
import java.util.concurrent.ExecutionException;
|
||||||
|
import java.util.concurrent.ExecutorService;
|
||||||
|
import java.util.concurrent.Executors;
|
||||||
|
import java.util.concurrent.Future;
|
||||||
import java.util.regex.Pattern;
|
import java.util.regex.Pattern;
|
||||||
import java.util.stream.Collectors;
|
import java.util.stream.Collectors;
|
||||||
import java.util.stream.Stream;
|
import java.util.stream.Stream;
|
||||||
|
|
||||||
import org.eclipse.jgit.annotations.NonNull;
|
import org.eclipse.jgit.annotations.NonNull;
|
||||||
|
import org.eclipse.jgit.api.errors.JGitInternalException;
|
||||||
import org.eclipse.jgit.dircache.DirCacheIterator;
|
import org.eclipse.jgit.dircache.DirCacheIterator;
|
||||||
import org.eclipse.jgit.errors.CancelledException;
|
import org.eclipse.jgit.errors.CancelledException;
|
||||||
import org.eclipse.jgit.errors.CorruptObjectException;
|
import org.eclipse.jgit.errors.CorruptObjectException;
|
||||||
|
@ -143,6 +151,8 @@ public class GC {
|
||||||
|
|
||||||
private static final int DEFAULT_AUTOLIMIT = 6700;
|
private static final int DEFAULT_AUTOLIMIT = 6700;
|
||||||
|
|
||||||
|
private static ExecutorService executor = Executors.newFixedThreadPool(1);
|
||||||
|
|
||||||
private final FileRepository repo;
|
private final FileRepository repo;
|
||||||
|
|
||||||
private ProgressMonitor pm;
|
private ProgressMonitor pm;
|
||||||
|
@ -177,6 +187,11 @@ public class GC {
|
||||||
*/
|
*/
|
||||||
private boolean automatic;
|
private boolean automatic;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Whether to run gc in a background thread
|
||||||
|
*/
|
||||||
|
private boolean background;
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* Creates a new garbage collector with default values. An expirationTime of
|
* Creates a new garbage collector with default values. An expirationTime of
|
||||||
* two weeks and <code>null</code> as progress monitor will be used.
|
* two weeks and <code>null</code> as progress monitor will be used.
|
||||||
|
@ -202,13 +217,73 @@ public GC(FileRepository repo) {
|
||||||
* first check whether any housekeeping is required; if not, it exits
|
* first check whether any housekeeping is required; if not, it exits
|
||||||
* without performing any work.
|
* without performing any work.
|
||||||
*
|
*
|
||||||
|
* If {@link #setBackground(boolean)} was set to {@code true}
|
||||||
|
* {@code collectGarbage} will start the gc in the background, and then
|
||||||
|
* return immediately. In this case, errors will not be reported except in
|
||||||
|
* gc.log.
|
||||||
|
*
|
||||||
* @return the collection of {@link PackFile}'s which are newly created
|
* @return the collection of {@link PackFile}'s which are newly created
|
||||||
* @throws IOException
|
* @throws IOException
|
||||||
* @throws ParseException
|
* @throws ParseException
|
||||||
* If the configuration parameter "gc.pruneexpire" couldn't be
|
* If the configuration parameter "gc.pruneexpire" couldn't be
|
||||||
* parsed
|
* parsed
|
||||||
*/
|
*/
|
||||||
|
// TODO(ms): in 5.0 change signature and return Future<Collection<PackFile>>
|
||||||
public Collection<PackFile> gc() throws IOException, ParseException {
|
public Collection<PackFile> gc() throws IOException, ParseException {
|
||||||
|
final GcLog gcLog = background ? new GcLog(repo) : null;
|
||||||
|
if (gcLog != null && !gcLog.lock(background)) {
|
||||||
|
// there is already a background gc running
|
||||||
|
return Collections.emptyList();
|
||||||
|
}
|
||||||
|
|
||||||
|
Callable<Collection<PackFile>> gcTask = () -> {
|
||||||
|
try {
|
||||||
|
Collection<PackFile> newPacks = doGc();
|
||||||
|
if (automatic && tooManyLooseObjects() && gcLog != null) {
|
||||||
|
String message = JGitText.get().gcTooManyUnpruned;
|
||||||
|
gcLog.write(message);
|
||||||
|
gcLog.commit();
|
||||||
|
}
|
||||||
|
return newPacks;
|
||||||
|
} catch (IOException | ParseException e) {
|
||||||
|
if (background) {
|
||||||
|
if (gcLog == null) {
|
||||||
|
// Lacking a log, there's no way to report this.
|
||||||
|
return Collections.emptyList();
|
||||||
|
}
|
||||||
|
try {
|
||||||
|
gcLog.write(e.getMessage());
|
||||||
|
StringWriter sw = new StringWriter();
|
||||||
|
e.printStackTrace(new PrintWriter(sw));
|
||||||
|
gcLog.write(sw.toString());
|
||||||
|
gcLog.commit();
|
||||||
|
} catch (IOException e2) {
|
||||||
|
e2.addSuppressed(e);
|
||||||
|
LOG.error(e2.getMessage(), e2);
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
throw new JGitInternalException(e.getMessage(), e);
|
||||||
|
}
|
||||||
|
} finally {
|
||||||
|
if (gcLog != null) {
|
||||||
|
gcLog.unlock();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return Collections.emptyList();
|
||||||
|
};
|
||||||
|
Future<Collection<PackFile>> result = executor.submit(gcTask);
|
||||||
|
if (background) {
|
||||||
|
// TODO(ms): in 5.0 change signature and return the Future
|
||||||
|
return Collections.emptyList();
|
||||||
|
}
|
||||||
|
try {
|
||||||
|
return result.get();
|
||||||
|
} catch (InterruptedException | ExecutionException e) {
|
||||||
|
throw new IOException(e);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private Collection<PackFile> doGc() throws IOException, ParseException {
|
||||||
if (automatic && !needGc()) {
|
if (automatic && !needGc()) {
|
||||||
return Collections.emptyList();
|
return Collections.emptyList();
|
||||||
}
|
}
|
||||||
|
@ -1365,6 +1440,14 @@ public void setAuto(boolean auto) {
|
||||||
this.automatic = auto;
|
this.automatic = auto;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* @param background
|
||||||
|
* whether to run the gc in a background thread.
|
||||||
|
*/
|
||||||
|
void setBackground(boolean background) {
|
||||||
|
this.background = background;
|
||||||
|
}
|
||||||
|
|
||||||
private boolean needGc() {
|
private boolean needGc() {
|
||||||
if (tooManyPacks()) {
|
if (tooManyPacks()) {
|
||||||
addRepackAllOption();
|
addRepackAllOption();
|
||||||
|
@ -1403,8 +1486,7 @@ boolean tooManyPacks() {
|
||||||
* @return {@code true} if number of loose objects > gc.auto (default 6700)
|
* @return {@code true} if number of loose objects > gc.auto (default 6700)
|
||||||
*/
|
*/
|
||||||
boolean tooManyLooseObjects() {
|
boolean tooManyLooseObjects() {
|
||||||
int auto = repo.getConfig().getInt(ConfigConstants.CONFIG_GC_SECTION,
|
int auto = getLooseObjectLimit();
|
||||||
ConfigConstants.CONFIG_KEY_AUTO, DEFAULT_AUTOLIMIT);
|
|
||||||
if (auto <= 0) {
|
if (auto <= 0) {
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
@ -1436,4 +1518,9 @@ public boolean accept(Path file) throws IOException {
|
||||||
}
|
}
|
||||||
return false;
|
return false;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
private int getLooseObjectLimit() {
|
||||||
|
return repo.getConfig().getInt(ConfigConstants.CONFIG_GC_SECTION,
|
||||||
|
ConfigConstants.CONFIG_KEY_AUTO, DEFAULT_AUTOLIMIT);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
|
@ -0,0 +1,191 @@
|
||||||
|
/*
|
||||||
|
* Copyright (C) 2017 Two Sigma Open Source
|
||||||
|
* and other copyright owners as documented in the project's IP log.
|
||||||
|
*
|
||||||
|
* This program and the accompanying materials are made available
|
||||||
|
* under the terms of the Eclipse Distribution License v1.0 which
|
||||||
|
* accompanies this distribution, is reproduced below, and is
|
||||||
|
* available at http://www.eclipse.org/org/documents/edl-v10.php
|
||||||
|
*
|
||||||
|
* All rights reserved.
|
||||||
|
*
|
||||||
|
* Redistribution and use in source and binary forms, with or
|
||||||
|
* without modification, are permitted provided that the following
|
||||||
|
* conditions are met:
|
||||||
|
*
|
||||||
|
* - Redistributions of source code must retain the above copyright
|
||||||
|
* notice, this list of conditions and the following disclaimer.
|
||||||
|
*
|
||||||
|
* - Redistributions in binary form must reproduce the above
|
||||||
|
* copyright notice, this list of conditions and the following
|
||||||
|
* disclaimer in the documentation and/or other materials provided
|
||||||
|
* with the distribution.
|
||||||
|
*
|
||||||
|
* - Neither the name of the Eclipse Foundation, Inc. nor the
|
||||||
|
* names of its contributors may be used to endorse or promote
|
||||||
|
* products derived from this software without specific prior
|
||||||
|
* written permission.
|
||||||
|
*
|
||||||
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
|
||||||
|
* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
|
||||||
|
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||||
|
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||||
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
|
||||||
|
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
||||||
|
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||||
|
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
||||||
|
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||||
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
||||||
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
||||||
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
|
||||||
|
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
package org.eclipse.jgit.internal.storage.file;
|
||||||
|
|
||||||
|
import org.eclipse.jgit.api.errors.JGitInternalException;
|
||||||
|
import org.eclipse.jgit.internal.JGitText;
|
||||||
|
import org.eclipse.jgit.lib.ConfigConstants;
|
||||||
|
import org.eclipse.jgit.util.GitDateParser;
|
||||||
|
import org.eclipse.jgit.util.SystemReader;
|
||||||
|
|
||||||
|
import static java.nio.charset.StandardCharsets.UTF_8;
|
||||||
|
|
||||||
|
import java.io.BufferedReader;
|
||||||
|
import java.io.File;
|
||||||
|
import java.io.IOException;
|
||||||
|
import java.nio.file.Files;
|
||||||
|
import java.nio.file.NoSuchFileException;
|
||||||
|
import java.nio.file.attribute.FileTime;
|
||||||
|
import java.text.MessageFormat;
|
||||||
|
import java.text.ParseException;
|
||||||
|
import java.time.Instant;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* This class manages the gc.log file for a {@link FileRepository}.
|
||||||
|
*/
|
||||||
|
class GcLog {
|
||||||
|
private final FileRepository repo;
|
||||||
|
|
||||||
|
private final File logFile;
|
||||||
|
|
||||||
|
private final LockFile lock;
|
||||||
|
|
||||||
|
private Instant gcLogExpire;
|
||||||
|
|
||||||
|
private static final String LOG_EXPIRY_DEFAULT = "1.day.ago"; //$NON-NLS-1$
|
||||||
|
|
||||||
|
private boolean nonEmpty = false;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Construct a GcLog object for a {@link FileRepository}
|
||||||
|
*
|
||||||
|
* @param repo
|
||||||
|
* the repository
|
||||||
|
*/
|
||||||
|
GcLog(FileRepository repo) {
|
||||||
|
this.repo = repo;
|
||||||
|
logFile = new File(repo.getDirectory(), "gc.log"); //$NON-NLS-1$
|
||||||
|
lock = new LockFile(logFile);
|
||||||
|
}
|
||||||
|
|
||||||
|
private Instant getLogExpiry() throws ParseException {
|
||||||
|
if (gcLogExpire == null) {
|
||||||
|
String logExpiryStr = repo.getConfig().getString(
|
||||||
|
ConfigConstants.CONFIG_GC_SECTION, null,
|
||||||
|
ConfigConstants.CONFIG_KEY_LOGEXPIRY);
|
||||||
|
if (logExpiryStr == null) {
|
||||||
|
logExpiryStr = LOG_EXPIRY_DEFAULT;
|
||||||
|
}
|
||||||
|
gcLogExpire = GitDateParser.parse(logExpiryStr, null,
|
||||||
|
SystemReader.getInstance().getLocale()).toInstant();
|
||||||
|
}
|
||||||
|
return gcLogExpire;
|
||||||
|
}
|
||||||
|
|
||||||
|
private boolean autoGcBlockedByOldLockFile(boolean background) {
|
||||||
|
try {
|
||||||
|
FileTime lastModified = Files.getLastModifiedTime(logFile.toPath());
|
||||||
|
if (lastModified.toInstant().compareTo(getLogExpiry()) > 0) {
|
||||||
|
// There is an existing log file, which is too recent to ignore
|
||||||
|
if (!background) {
|
||||||
|
try (BufferedReader reader = Files
|
||||||
|
.newBufferedReader(logFile.toPath())) {
|
||||||
|
char[] buf = new char[1000];
|
||||||
|
int len = reader.read(buf, 0, 1000);
|
||||||
|
String oldError = new String(buf, 0, len);
|
||||||
|
|
||||||
|
throw new JGitInternalException(MessageFormat.format(
|
||||||
|
JGitText.get().gcLogExists, oldError, logFile));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
} catch (NoSuchFileException e) {
|
||||||
|
// No existing log file, OK.
|
||||||
|
} catch (IOException | ParseException e) {
|
||||||
|
throw new JGitInternalException(e.getMessage(), e);
|
||||||
|
}
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Lock the GC log file for updates
|
||||||
|
*
|
||||||
|
* @param background
|
||||||
|
* If true, and if gc.log already exists, unlock and return false
|
||||||
|
* @return {@code true} if we hold the lock
|
||||||
|
*/
|
||||||
|
boolean lock(boolean background) {
|
||||||
|
try {
|
||||||
|
if (!lock.lock()) {
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
} catch (IOException e) {
|
||||||
|
throw new JGitInternalException(e.getMessage(), e);
|
||||||
|
}
|
||||||
|
if (autoGcBlockedByOldLockFile(background)) {
|
||||||
|
lock.unlock();
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Unlock (roll back) the GC log lock
|
||||||
|
*/
|
||||||
|
void unlock() {
|
||||||
|
lock.unlock();
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Commit changes to the gc log, if there have been any writes. Otherwise,
|
||||||
|
* just unlock and delete the existing file (if any)
|
||||||
|
*
|
||||||
|
* @return true if committing (or unlocking/deleting) succeeds.
|
||||||
|
*/
|
||||||
|
boolean commit() {
|
||||||
|
if (nonEmpty) {
|
||||||
|
return lock.commit();
|
||||||
|
} else {
|
||||||
|
logFile.delete();
|
||||||
|
lock.unlock();
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* Write to the pending gc log. Content will be committed upon a call to
|
||||||
|
* commit()
|
||||||
|
*
|
||||||
|
* @param content
|
||||||
|
* The content to write
|
||||||
|
* @throws IOException
|
||||||
|
*/
|
||||||
|
void write(String content) throws IOException {
|
||||||
|
if (content.length() > 0) {
|
||||||
|
nonEmpty = true;
|
||||||
|
}
|
||||||
|
lock.write(content.getBytes(UTF_8));
|
||||||
|
}
|
||||||
|
}
|
|
@ -290,6 +290,20 @@ public class ConfigConstants {
|
||||||
*/
|
*/
|
||||||
public static final String CONFIG_KEY_PRUNEPACKEXPIRE = "prunepackexpire";
|
public static final String CONFIG_KEY_PRUNEPACKEXPIRE = "prunepackexpire";
|
||||||
|
|
||||||
|
/**
|
||||||
|
* The "logexpiry" key
|
||||||
|
*
|
||||||
|
* @since 4.7
|
||||||
|
*/
|
||||||
|
public static final String CONFIG_KEY_LOGEXPIRY = "logExpiry";
|
||||||
|
|
||||||
|
/**
|
||||||
|
* The "autodetach" key
|
||||||
|
*
|
||||||
|
* @since 4.7
|
||||||
|
*/
|
||||||
|
public static final String CONFIG_KEY_AUTODETACH = "autoDetach";
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* The "aggressiveDepth" key
|
* The "aggressiveDepth" key
|
||||||
* @since 3.6
|
* @since 3.6
|
||||||
|
|
Loading…
Reference in New Issue