[release-5.29] blobinfocache: add function to delete the cache directory

Needed for: containers/podman#22825 Addresses: https://issues.redhat.com/browse/ACCELFIX-268 Signed-off-by: Giuseppe Scrivano <[email protected]> Signed-off-by: tomsweeneyredhat <[email protected]>
containers · Jul 25, 2024 · cbde264 · cbde264
1 parent 8693676
commit cbde264
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/pkg/blobinfocache/default.go b/pkg/blobinfocache/default.go
@@ -74,3 +74,15 @@ func DefaultCache(sys *types.SystemContext) types.BlobInfoCache {
 	logrus.Debugf("Using SQLite blob info cache at %s", path)
 	return cache
 }
+
+// CleanupDefaultCache removes the blob info cache directory.
+// It deletes the cache directory but it does not affect any file or memory buffer currently
+// in use.
+func CleanupDefaultCache(sys *types.SystemContext) error {
+	dir, err := blobInfoCacheDir(sys, rootless.GetRootlessEUID())
+	if err != nil {
+		// Mirror the DefaultCache behavior that does not fail in this case
+		return nil
+	}
+	return os.RemoveAll(dir)
+}