Update

vendor/tailscale.com/internal/client/tailscale/identityfederation.go

@@ -0,0 +1,29 @@
+// Copyright (c) Tailscale Inc & AUTHORS
+// SPDX-License-Identifier: BSD-3-Clause
+
+package tailscale
+
+import (
+	"context"
+
+	"tailscale.com/feature"
+)
+
+// HookResolveAuthKeyViaWIF resolves to [identityfederation.resolveAuthKey] when the
+// corresponding feature tag is enabled in the build process.
+//
+// baseURL is the URL of the control server used for token exchange and authkey generation.
+// clientID is the federated client ID used for token exchange
+// idToken is the Identity token from the identity provider
+// tags is the list of tags to be associated with the auth key
+// audience is the federated audience acquired by configuring
+// the trusted credential in the admin UI
+var HookResolveAuthKeyViaWIF feature.Hook[func(ctx context.Context, baseURL, clientID, idToken, audience string, tags []string) (string, error)]
+
+// HookExchangeJWTForTokenViaWIF resolves to [identityfederation.exchangeJWTForToken] when the
+// corresponding feature tag is enabled in the build process.
+//
+// baseURL is the URL of the control server used for token exchange
+// clientID is the federated client ID used for token exchange
+// idToken is the Identity token from the identity provider
+var HookExchangeJWTForTokenViaWIF feature.Hook[func(ctx context.Context, baseURL, clientID, idToken string) (string, error)]