Merge branch 'stable-4.10' into stable-4.11

* stable-4.10:
  Fix error log message in ObjectDirectory.handlePackError()
  Properly format pack checksums in PackFile.idx()
  Cancel gc if thread was interrupted
  PackFile: report correct message for checksum mismatch
  ObjectDirectory: Clean up logging
  Bazel: Stop using native.git_repository
  ObjectDirectory: extra logging on packfile exceptions

Change-Id: I9052e318b5d920770f7c7121d36e3c58df9d5f5a
Signed-off-by: David Pursehouse <david.pursehouse@gmail.com>

5 files changed, 19 insertions, 10 deletions

diff --git a/org.eclipse.jgit/resources/org/eclipse/jgit/internal/JGitText.properties b/org.eclipse.jgit/resources/org/eclipse/jgit/internal/JGitText.properties
index 4a933d42f8..815c672d1c 100644
--- a/org.eclipse.jgit/resources/org/eclipse/jgit/internal/JGitText.properties
+++ b/org.eclipse.jgit/resources/org/eclipse/jgit/internal/JGitText.properties
@@ -287,7 +287,7 @@ exceptionCaughtDuringExecutionOfTagCommand=Exception caught during execution of
 exceptionHookExecutionInterrupted=Execution of "{0}" hook interrupted.
 exceptionOccurredDuringAddingOfOptionToALogCommand=Exception occurred during adding of {0} as option to a Log command
 exceptionOccurredDuringReadingOfGIT_DIR=Exception occurred during reading of $GIT_DIR/{0}. {1}
-exceptionWhileReadingPack=ERROR: Exception caught while accessing pack file {0}, the pack file might be corrupt, {1}. Caught {2} consecutive errors while trying to read this pack.
+exceptionWhileReadingPack=Exception caught while accessing pack file {0}, the pack file might be corrupt. Caught {1} consecutive errors while trying to read this pack.
 expectedACKNAKFoundEOF=Expected ACK/NAK, found EOF
 expectedACKNAKGot=Expected ACK/NAK, got: {0}
 expectedBooleanStringValue=Expected boolean string value
@@ -503,7 +503,7 @@ openingConnection=Opening connection
 operationCanceled=Operation {0} was canceled
 outputHasAlreadyBeenStarted=Output has already been started.
 overflowedReftableBlock=Overflowed reftable block
-packChecksumMismatch=Pack checksum mismatch detected for pack file {0}
+packChecksumMismatch=Pack checksum mismatch detected for pack file {0}: .pack has {1} whilst .idx has {2}
 packCorruptedWhileWritingToFilesystem=Pack corrupted while writing to filesystem
 packDoesNotMatchIndex=Pack {0} does not match index
 packedRefsHandleIsStale=packed-refs handle is stale, {0}. retry
@@ -703,6 +703,7 @@ truncatedHunkOldLinesMissing=Truncated hunk, at least {0} old lines is missing
 tSizeMustBeGreaterOrEqual1=tSize must be >= 1
 unableToCheckConnectivity=Unable to check connectivity.
 unableToCreateNewObject=Unable to create new object: {0}
+unableToReadPackfile=Unable to read packfile {0}
 unableToRemovePath=Unable to remove path ''{0}''
 unableToStore=Unable to store {0}.
 unableToWrite=Unable to write {0}
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/JGitText.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/JGitText.java
index 5af25aa28f..120d6adc0a 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/JGitText.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/JGitText.java
@@ -764,6 +764,7 @@ public class JGitText extends TranslationBundle {
 	/***/ public String tSizeMustBeGreaterOrEqual1;
 	/***/ public String unableToCheckConnectivity;
 	/***/ public String unableToCreateNewObject;
+	/***/ public String unableToReadPackfile;
 	/***/ public String unableToRemovePath;
 	/***/ public String unableToStore;
 	/***/ public String unableToWrite;
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/GC.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/GC.java
index ad41d98860..0598ddddf1 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/GC.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/GC.java
@@ -1265,7 +1265,7 @@ public class GC {
 	}
 
 	private void checkCancelled() throws CancelledException {
-		if (pm.isCancelled()) {
+		if (pm.isCancelled() || Thread.currentThread().isInterrupted()) {
 			throw new CancelledException(JGitText.get().operationCanceled);
 		}
 	}
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/ObjectDirectory.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/ObjectDirectory.java
index 92b53ad44a..c027ef6d23 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/ObjectDirectory.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/ObjectDirectory.java
@@ -360,6 +360,9 @@ public class ObjectDirectory extends FileObjectDatabase {
 					// The hasObject call should have only touched the index,
 					// so any failure here indicates the index is unreadable
 					// by this process, and the pack is likewise not readable.
+					LOG.warn(MessageFormat.format(
+							JGitText.get().unableToReadPackfile,
+							p.getPackFile().getAbsolutePath()), e);
 					removePack(p);
 				}
 			}
@@ -652,6 +655,8 @@ public class ObjectDirectory extends FileObjectDatabase {
 		if ((e instanceof CorruptObjectException)
 				|| (e instanceof PackInvalidException)) {
 			warnTmpl = JGitText.get().corruptPack;
+			LOG.warn(MessageFormat.format(warnTmpl,
+					p.getPackFile().getAbsolutePath()), e);
 			// Assume the pack is corrupted, and remove it from the list.
 			removePack(p);
 		} else if (e instanceof FileNotFoundException) {
@@ -681,8 +686,8 @@ public class ObjectDirectory extends FileObjectDatabase {
 				// Don't remove the pack from the list, as the error may be
 				// transient.
 				LOG.error(MessageFormat.format(errTmpl,
-						p.getPackFile().getAbsolutePath()),
-						Integer.valueOf(transientErrorCount), e);
+						p.getPackFile().getAbsolutePath(),
+						Integer.valueOf(transientErrorCount)), e);
 			}
 		}
 	}
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/PackFile.java b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/PackFile.java
index d5219c7a05..b41ba9b0e6 100644
--- a/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/PackFile.java
+++ b/org.eclipse.jgit/src/org/eclipse/jgit/internal/storage/file/PackFile.java
@@ -187,7 +187,9 @@ public class PackFile implements Iterable<PackIndex.MutableEntry> {
 				} else if (!Arrays.equals(packChecksum, idx.packChecksum)) {
 					throw new PackMismatchException(MessageFormat.format(
 							JGitText.get().packChecksumMismatch,
-							packFile.getPath()));
+							packFile.getPath(),
+							ObjectId.fromRaw(packChecksum).name(),
+							ObjectId.fromRaw(idx.packChecksum).name()));
 				}
 				loadedIdx = idx;
 			} catch (InterruptedIOException e) {
@@ -753,10 +755,10 @@ public class PackFile implements Iterable<PackIndex.MutableEntry> {
 		fd.readFully(buf, 0, 20);
 		if (!Arrays.equals(buf, packChecksum)) {
 			throw new PackMismatchException(MessageFormat.format(
-					JGitText.get().packObjectCountMismatch
-					, ObjectId.fromRaw(buf).name()
-					, ObjectId.fromRaw(idx.packChecksum).name()
-					, getPackFile()));
+					JGitText.get().packChecksumMismatch,
+					getPackFile(),
+					ObjectId.fromRaw(buf).name(),
+					ObjectId.fromRaw(idx.packChecksum).name()));
 		}
 	}