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authorLibravatar Derrick Stolee <dstolee@microsoft.com>2018-06-27 09:24:36 -0400
committerLibravatar Junio C Hamano <gitster@pobox.com>2018-06-27 10:27:05 -0700
commit96af91d410c70ab750a9a1ecdf858c9ec46be767 (patch)
treecd0d76aa65fbd90cfea6811dd6da5122c00146a8 /commit-graph.c
parentcommit-graph: verify corrupt OID fanout and lookup (diff)
downloadtgif-96af91d410c70ab750a9a1ecdf858c9ec46be767.tar.xz
commit-graph: verify objects exist
In the 'verify' subcommand, load commits directly from the object database to ensure they exist. Parse by skipping the commit-graph. Signed-off-by: Derrick Stolee <dstolee@microsoft.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'commit-graph.c')
-rw-r--r--commit-graph.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/commit-graph.c b/commit-graph.c
index b34f62f277..282cdb4aec 100644
--- a/commit-graph.c
+++ b/commit-graph.c
@@ -11,6 +11,7 @@
#include "sha1-lookup.h"
#include "commit-graph.h"
#include "object-store.h"
+#include "alloc.h"
#define GRAPH_SIGNATURE 0x43475048 /* "CGPH" */
#define GRAPH_CHUNKID_OIDFANOUT 0x4f494446 /* "OIDF" */
@@ -242,6 +243,7 @@ static struct commit_list **insert_parent_or_die(struct commit_graph *g,
{
struct commit *c;
struct object_id oid;
+
hashcpy(oid.hash, g->chunk_oid_lookup + g->hash_len * pos);
c = lookup_commit(&oid);
if (!c)
@@ -893,5 +895,21 @@ int verify_commit_graph(struct repository *r, struct commit_graph *g)
cur_fanout_pos++;
}
+ if (verify_commit_graph_error)
+ return verify_commit_graph_error;
+
+ for (i = 0; i < g->num_commits; i++) {
+ struct commit *odb_commit;
+
+ hashcpy(cur_oid.hash, g->chunk_oid_lookup + g->hash_len * i);
+
+ odb_commit = (struct commit *)create_object(r, cur_oid.hash, alloc_commit_node(r));
+ if (parse_commit_internal(odb_commit, 0, 0)) {
+ graph_report("failed to parse %s from object database",
+ oid_to_hex(&cur_oid));
+ continue;
+ }
+ }
+
return verify_commit_graph_error;
}