fix(oci): Fully enable using config auths (#1836)

Reviewed-by: Alexander Jung <alex@unikraft.io>
Approved-by: Alexander Jung <alex@unikraft.io>

oci/init.go

@@ -13,6 +13,7 @@ func RegisterPackageManager() func(u *packmanager.UmbrellaManager) error {
  return u.RegisterPackageManager(
  OCIFormat,
  NewOCIManager,
+ WithDefaultAuth(),
  WithDefaultRegistries(),
  WithDetectHandler(),
  )

oci/manager_options.go

@@ -171,3 +171,22 @@ func WithDockerConfig(auth regtypes.AuthConfig) OCIManagerOption {
  return nil
  }
 }
+
+// WithAuth sets the authentication configuration to use when making calls to
+// authenticated registries.
+func WithAuth(auths map[string]config.AuthConfig) OCIManagerOption {
+ return func(ctx context.Context, manager *ociManager) error {
+ manager.auths = auths
+ return nil
+ }
+}
+
+// WithDefaultAuth uses the KraftKit-set configuration for authentication
+// against remote registries.
+func WithDefaultAuth() OCIManagerOption {
+ return func(ctx context.Context, manager *ociManager) error {
+ manager.auths = config.G[config.KraftKit](ctx).Auth
+
+ return nil
+ }
+}