Merge branch 'stable-4.6'
* stable-4.6: Only mark packfile invalid if exception signals permanent problem Don't flag a packfile invalid if opening existing file failed Prepare 4.5.2-SNAPSHOT builds Change-Id: Ife4efad1135d3870a5a0fb71e60b9524fb8777ab Signed-off-by: Matthias Sohn <matthias.sohn@sap.com>
This commit is contained in:
commit
251abbfcd1
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@ -8,6 +8,33 @@
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/errors/NoPackSignatureException.java" type="org.eclipse.jgit.errors.NoPackSignatureException">
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<filter comment="non-breaking addition of exception classes needed to cleanly fix error handling in PackFile" id="1108344834">
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<message_arguments>
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<message_argument value="4.5"/>
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<message_argument value="4.7"/>
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<message_argument value="org.eclipse.jgit.errors.NoPackSignatureException"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/errors/UnsupportedPackIndexVersionException.java" type="org.eclipse.jgit.errors.UnsupportedPackIndexVersionException">
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<filter comment="non-breaking addition of exception classes needed to cleanly fix error handling in PackFile" id="1108344834">
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<message_arguments>
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<message_argument value="4.5"/>
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<message_argument value="4.7"/>
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<message_argument value="org.eclipse.jgit.errors.UnsupportedPackIndexVersionException"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/errors/UnsupportedPackVersionException.java" type="org.eclipse.jgit.errors.UnsupportedPackVersionException">
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<filter comment="non-breaking addition of exception classes needed to cleanly fix error handling in PackFile" id="1108344834">
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<message_arguments>
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<message_argument value="4.5"/>
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<message_argument value="4.7"/>
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<message_argument value="org.eclipse.jgit.errors.UnsupportedPackVersionException"/>
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</message_arguments>
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</filter>
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</resource>
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<resource path="src/org/eclipse/jgit/lib/ObjectInserter.java" type="org.eclipse.jgit.lib.ObjectInserter">
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<filter comment="changed return type of digest() breaking implementors which is ok in minor releases according to OSGi semantic versioning" id="338792546">
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<message_arguments>
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@ -0,0 +1,66 @@
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/*
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* Copyright (C) 2017, Matthias Sohn <matthias.sohn@sap.com>
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* and other copyright owners as documented in the project's IP log.
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*
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* This program and the accompanying materials are made available
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* under the terms of the Eclipse Distribution License v1.0 which
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* accompanies this distribution, is reproduced below, and is
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* - Neither the name of the Eclipse Foundation, Inc. nor the
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* names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.eclipse.jgit.errors;
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import java.io.IOException;
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/**
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* Thrown when a PackFile is found not to contain the pack signature defined by
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* git.
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*
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* @since 4.5
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*/
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public class NoPackSignatureException extends IOException {
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private static final long serialVersionUID = 1L;
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/**
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* Construct an exception.
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*
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* @param why
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* description of the type of error.
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*/
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public NoPackSignatureException(final String why) {
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super(why);
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}
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}
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@ -0,0 +1,69 @@
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/*
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* Copyright (C) 2017, Matthias Sohn <matthias.sohn@sap.com>
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* and other copyright owners as documented in the project's IP log.
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*
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* This program and the accompanying materials are made available
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* under the terms of the Eclipse Distribution License v1.0 which
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* accompanies this distribution, is reproduced below, and is
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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*
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* - Neither the name of the Eclipse Foundation, Inc. nor the
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* names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.eclipse.jgit.errors;
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import java.io.IOException;
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import java.text.MessageFormat;
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import org.eclipse.jgit.internal.JGitText;
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/**
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* Thrown when a PackIndex uses an index version not supported by JGit.
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*
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* @since 4.5
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*/
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public class UnsupportedPackIndexVersionException extends IOException {
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private static final long serialVersionUID = 1L;
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/**
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* Construct an exception.
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*
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* @param version
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* pack index version
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*/
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public UnsupportedPackIndexVersionException(final int version) {
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super(MessageFormat.format(JGitText.get().unsupportedPackIndexVersion,
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Integer.valueOf(version)));
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}
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}
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@ -0,0 +1,69 @@
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/*
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* Copyright (C) 2017, Matthias Sohn <matthias.sohn@sap.com>
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* and other copyright owners as documented in the project's IP log.
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*
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* This program and the accompanying materials are made available
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* under the terms of the Eclipse Distribution License v1.0 which
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* accompanies this distribution, is reproduced below, and is
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* available at http://www.eclipse.org/org/documents/edl-v10.php
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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||||
*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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||||
* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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||||
* with the distribution.
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*
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* - Neither the name of the Eclipse Foundation, Inc. nor the
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* names of its contributors may be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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||||
*
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||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
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* CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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package org.eclipse.jgit.errors;
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import java.io.IOException;
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import java.text.MessageFormat;
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import org.eclipse.jgit.internal.JGitText;
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/**
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* Thrown when a PackFile uses a pack version not supported by JGit.
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*
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* @since 4.5
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*/
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public class UnsupportedPackVersionException extends IOException {
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private static final long serialVersionUID = 1L;
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/**
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* Construct an exception.
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*
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* @param version
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* pack version
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*/
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public UnsupportedPackVersionException(final long version) {
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super(MessageFormat.format(JGitText.get().unsupportedPackVersion,
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Long.valueOf(version)));
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}
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}
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@ -51,11 +51,14 @@
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import java.io.EOFException;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InterruptedIOException;
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import java.io.RandomAccessFile;
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import java.nio.MappedByteBuffer;
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import java.nio.channels.FileChannel.MapMode;
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import java.nio.file.AccessDeniedException;
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import java.nio.file.NoSuchFileException;
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import java.text.MessageFormat;
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import java.util.Arrays;
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import java.util.Collections;
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@ -70,9 +73,13 @@
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import org.eclipse.jgit.errors.CorruptObjectException;
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import org.eclipse.jgit.errors.LargeObjectException;
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import org.eclipse.jgit.errors.MissingObjectException;
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import org.eclipse.jgit.errors.NoPackSignatureException;
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import org.eclipse.jgit.errors.PackInvalidException;
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import org.eclipse.jgit.errors.PackMismatchException;
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import org.eclipse.jgit.errors.StoredObjectRepresentationNotAvailableException;
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import org.eclipse.jgit.errors.UnpackException;
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import org.eclipse.jgit.errors.UnsupportedPackIndexVersionException;
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import org.eclipse.jgit.errors.UnsupportedPackVersionException;
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import org.eclipse.jgit.internal.JGitText;
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import org.eclipse.jgit.internal.storage.pack.BinaryDelta;
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import org.eclipse.jgit.internal.storage.pack.ObjectToPack;
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@ -638,15 +645,25 @@ private void doOpen() throws IOException {
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// don't invalidate the pack, we are interrupted from another thread
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openFail(false);
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throw e;
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} catch (IOException ioe) {
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} catch (FileNotFoundException fn) {
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// don't invalidate the pack if opening an existing file failed
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// since it may be related to a temporary lack of resources (e.g.
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// max open files)
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openFail(!packFile.exists());
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throw fn;
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} catch (EOFException | AccessDeniedException | NoSuchFileException
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| CorruptObjectException | NoPackSignatureException
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| PackMismatchException | UnpackException
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| UnsupportedPackIndexVersionException
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| UnsupportedPackVersionException pe) {
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// exceptions signaling permanent problems with a pack
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openFail(true);
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throw ioe;
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} catch (RuntimeException re) {
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openFail(true);
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throw re;
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} catch (Error re) {
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openFail(true);
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throw re;
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throw pe;
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} catch (IOException | RuntimeException ge) {
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// generic exceptions could be transient so we should not mark the
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// pack invalid to avoid false MissingObjectExceptions
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openFail(false);
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throw ge;
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}
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}
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@ -713,28 +730,31 @@ private void onOpenPack() throws IOException {
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fd.seek(0);
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fd.readFully(buf, 0, 12);
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if (RawParseUtils.match(buf, 0, Constants.PACK_SIGNATURE) != 4)
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throw new IOException(JGitText.get().notAPACKFile);
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if (RawParseUtils.match(buf, 0, Constants.PACK_SIGNATURE) != 4) {
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throw new NoPackSignatureException(JGitText.get().notAPACKFile);
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}
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final long vers = NB.decodeUInt32(buf, 4);
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final long packCnt = NB.decodeUInt32(buf, 8);
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if (vers != 2 && vers != 3)
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throw new IOException(MessageFormat.format(
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JGitText.get().unsupportedPackVersion, Long.valueOf(vers)));
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if (vers != 2 && vers != 3) {
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throw new UnsupportedPackVersionException(vers);
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}
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if (packCnt != idx.getObjectCount())
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if (packCnt != idx.getObjectCount()) {
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throw new PackMismatchException(MessageFormat.format(
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JGitText.get().packObjectCountMismatch,
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Long.valueOf(packCnt), Long.valueOf(idx.getObjectCount()),
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getPackFile()));
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}
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fd.seek(length - 20);
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fd.readFully(buf, 0, 20);
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if (!Arrays.equals(buf, packChecksum))
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if (!Arrays.equals(buf, packChecksum)) {
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throw new PackMismatchException(MessageFormat.format(
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JGitText.get().packObjectCountMismatch
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, ObjectId.fromRaw(buf).name()
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, ObjectId.fromRaw(idx.packChecksum).name()
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, getPackFile()));
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}
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}
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ObjectLoader load(final WindowCursor curs, long pos)
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|
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|
@ -55,6 +55,7 @@
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|||
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import org.eclipse.jgit.errors.CorruptObjectException;
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import org.eclipse.jgit.errors.MissingObjectException;
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import org.eclipse.jgit.errors.UnsupportedPackIndexVersionException;
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import org.eclipse.jgit.internal.JGitText;
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||||
import org.eclipse.jgit.lib.AbbreviatedObjectId;
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||||
import org.eclipse.jgit.lib.AnyObjectId;
|
||||
|
@ -138,9 +139,7 @@ public static PackIndex read(InputStream fd) throws IOException,
|
|||
case 2:
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||||
return new PackIndexV2(fd);
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||||
default:
|
||||
throw new IOException(MessageFormat.format(
|
||||
JGitText.get().unsupportedPackIndexVersion,
|
||||
Integer.valueOf(v)));
|
||||
throw new UnsupportedPackIndexVersionException(v);
|
||||
}
|
||||
}
|
||||
return new PackIndexV1(fd, hdr);
|
||||
|
|
Loading…
Reference in New Issue