[PATCH 11/11] fsck: verify multi-pack-index

From

Derrick Stolee via GitGitGadget <gitgitgadget@gmail.com>

Date

Sep 5, 2018, 14:46 UTC

Message-ID

<09d16aff20fc16768e688c109519e4e41f9a8e36.1536158789.git.gitgitgadget@gmail.com>

In-Reply-To

<pull.34.git.gitgitgadget@gmail.com>

From: Derrick Stolee <dstolee@microsoft.com>

Signed-off-by: Derrick Stolee <dstolee@microsoft.com>
---
 builtin/fsck.c              | 18 ++++++++++++++++++
 t/t5319-multi-pack-index.sh | 13 ++++++++++++-
 2 files changed, 30 insertions(+), 1 deletion(-)

diff --git a/builtin/fsck.c b/builtin/fsck.c
index 63c8578cc1..06eb421720 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -848,5 +848,23 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
 		}
 	}
 
+	if (!git_config_get_bool("core.multipackindex", &i) && i) {
+		struct child_process midx_verify = CHILD_PROCESS_INIT;
+		const char *midx_argv[] = { "multi-pack-index", "verify", NULL, NULL, NULL };
+
+		midx_verify.argv = midx_argv;
+		midx_verify.git_cmd = 1;
+		if (run_command(&midx_verify))
+			errors_found |= ERROR_COMMIT_GRAPH;
+
+		prepare_alt_odb(the_repository);
+		for (alt =  the_repository->objects->alt_odb_list; alt; alt = alt->next) {
+			midx_argv[2] = "--object-dir";
+			midx_argv[3] = alt->path;
+			if (run_command(&midx_verify))
+				errors_found |= ERROR_COMMIT_GRAPH;
+		}
+	}
+
 	return errors_found;
 }
diff --git a/t/t5319-multi-pack-index.sh b/t/t5319-multi-pack-index.sh
index b6c34631d3..63f8718fd7 100755
--- a/t/t5319-multi-pack-index.sh
+++ b/t/t5319-multi-pack-index.sh
@@ -160,12 +160,17 @@ corrupt_midx_and_verify() {
 	DATA="${2:-\0}"
 	OBJDIR=$3
 	GREPSTR="$4"
+	COMMAND="$5"
+	if test -z "$COMMAND"
+	then
+		COMMAND="git multi-pack-index verify --object-dir=$OBJDIR"
+	fi
 	FILE=$OBJDIR/pack/multi-pack-index &&
 	chmod a+w $FILE &&
 	test_when_finished mv midx-backup $FILE &&
 	cp $FILE midx-backup &&
 	printf "$DATA" | dd of="$FILE" bs=1 seek="$POS" conv=notrunc &&
-	test_must_fail git multi-pack-index verify --object-dir=$OBJDIR 2>test_err &&
+	test_must_fail $COMMAND 2>test_err &&
 	grep -v "^+" test_err >err &&
 	test_i18ngrep "$GREPSTR" err
 }
@@ -258,6 +263,12 @@ test_expect_success 'verify incorrect offset' '
 		"incorrect object offset"
 '
 
+test_expect_success 'git-fsck incorrect offset' '
+	corrupt_midx_and_verify $MIDX_BYTE_OFFSET "\07" $objdir \
+		"incorrect object offset" \
+		"git -c core.multipackindex=true fsck"
+'
+
 test_expect_success 'repack removes multi-pack-index' '
 	test_path_is_file $objdir/pack/multi-pack-index &&
 	git repack -adf &&

-- 
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