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deltas: Take a shared repo lock while reindexing deltas 

This ensures we're not racing with a prune operation that can be removing
the delta indexes we're relying on.
This commit is contained in:
Alexander Larsson 2020-10-09 10:15:42 +02:00
parent e8a7485458
commit 0984ff8471
1 changed files with 6 additions and 0 deletions
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6
src/libostree/ostree-repo-static-delta-core.c
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@ -1265,6 +1265,12 @@ ostree_repo_static_delta_reindex (OstreeRepo *repo,
g_autoptr(GPtrArray) all_deltas = NULL; g_autoptr(GPtrArray) all_deltas = NULL;
g_autoptr(GHashTable) deltas_to_commit_ht = NULL; /* map: to checksum -> ptrarray of from checksums (or NULL) */ g_autoptr(GHashTable) deltas_to_commit_ht = NULL; /* map: to checksum -> ptrarray of from checksums (or NULL) */
/* Protect against parallel prune operation */
g_autoptr(OstreeRepoAutoLock) lock =
_ostree_repo_auto_lock_push (repo, OSTREE_REPO_LOCK_SHARED, cancellable, error);
if (!lock)
return FALSE;
deltas_to_commit_ht = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify)null_or_ptr_array_unref); deltas_to_commit_ht = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify)null_or_ptr_array_unref);
if (opt_to_commit == NULL) if (opt_to_commit == NULL)