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-rw-r--r--Documentation/git-fsck.txt7
-rw-r--r--builtin/fsck.c7
-rwxr-xr-xt/t1450-fsck.sh22
3 files changed, 34 insertions, 2 deletions
diff --git a/Documentation/git-fsck.txt b/Documentation/git-fsck.txt
index 25c431d..84ee92e 100644
--- a/Documentation/git-fsck.txt
+++ b/Documentation/git-fsck.txt
@@ -11,7 +11,7 @@ SYNOPSIS
[verse]
'git fsck' [--tags] [--root] [--unreachable] [--cache] [--no-reflogs]
[--[no-]full] [--strict] [--verbose] [--lost-found]
- [--[no-]dangling] [--[no-]progress] [<object>*]
+ [--[no-]dangling] [--[no-]progress] [--connectivity-only] [<object>*]
DESCRIPTION
-----------
@@ -60,6 +60,11 @@ index file, all SHA-1 references in `refs` namespace, and all reflogs
object pools. This is now default; you can turn it off
with --no-full.
+--connectivity-only::
+ Check only the connectivity of tags, commits and tree objects. By
+ avoiding to unpack blobs, this speeds up the operation, at the
+ expense of missing corrupt objects or other problematic issues.
+
--strict::
Enable more strict checking, namely to catch a file mode
recorded with g+w bit set, which was created by older
diff --git a/builtin/fsck.c b/builtin/fsck.c
index 6dc2f94..070909e 100644
--- a/builtin/fsck.c
+++ b/builtin/fsck.c
@@ -23,6 +23,7 @@ static int show_tags;
static int show_unreachable;
static int include_reflogs = 1;
static int check_full = 1;
+static int connectivity_only;
static int check_strict;
static int keep_cache_objects;
static struct fsck_options fsck_walk_options = FSCK_OPTIONS_DEFAULT;
@@ -181,6 +182,8 @@ static void check_reachable_object(struct object *obj)
if (!(obj->flags & HAS_OBJ)) {
if (has_sha1_pack(obj->sha1))
return; /* it is in pack - forget about it */
+ if (connectivity_only && has_sha1_file(obj->sha1))
+ return;
printf("missing %s %s\n", typename(obj->type), sha1_to_hex(obj->sha1));
errors_found |= ERROR_REACHABLE;
return;
@@ -617,6 +620,7 @@ static struct option fsck_opts[] = {
OPT_BOOL(0, "cache", &keep_cache_objects, N_("make index objects head nodes")),
OPT_BOOL(0, "reflogs", &include_reflogs, N_("make reflogs head nodes (default)")),
OPT_BOOL(0, "full", &check_full, N_("also consider packs and alternate objects")),
+ OPT_BOOL(0, "connectivity-only", &connectivity_only, N_("check only connectivity")),
OPT_BOOL(0, "strict", &check_strict, N_("enable more strict checking")),
OPT_BOOL(0, "lost-found", &write_lost_and_found,
N_("write dangling objects in .git/lost-found")),
@@ -653,7 +657,8 @@ int cmd_fsck(int argc, const char **argv, const char *prefix)
git_config(fsck_config, NULL);
fsck_head_link();
- fsck_object_dir(get_object_directory());
+ if (!connectivity_only)
+ fsck_object_dir(get_object_directory());
prepare_alt_odb();
for (alt = alt_odb_list; alt; alt = alt->next) {
diff --git a/t/t1450-fsck.sh b/t/t1450-fsck.sh
index 1727129..956673b 100755
--- a/t/t1450-fsck.sh
+++ b/t/t1450-fsck.sh
@@ -431,4 +431,26 @@ test_expect_success 'fsck notices ref pointing to missing tag' '
test_must_fail git -C missing fsck
'
+test_expect_success 'fsck --connectivity-only' '
+ rm -rf connectivity-only &&
+ git init connectivity-only &&
+ (
+ cd connectivity-only &&
+ touch empty &&
+ git add empty &&
+ test_commit empty &&
+ empty=.git/objects/e6/9de29bb2d1d6434b8b29ae775ad8c2e48c5391 &&
+ rm -f $empty &&
+ echo invalid >$empty &&
+ test_must_fail git fsck --strict &&
+ git fsck --strict --connectivity-only &&
+ tree=$(git rev-parse HEAD:) &&
+ suffix=${tree#??} &&
+ tree=.git/objects/${tree%$suffix}/$suffix &&
+ rm -f $tree &&
+ echo invalid >$tree &&
+ test_must_fail git fsck --strict --connectivity-only
+ )
+'
+
test_done