1 files changed, 47 insertions, 0 deletions
diff --git a/services/auth/interface.go b/services/auth/interface.go
new file mode 100644
index 0000000..ece28af
--- /dev/null
+++ b/services/auth/interface.go
@@ -0,0 +1,47 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package auth
+
+import (
+	"context"
+	"net/http"
+
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/session"
+	"code.gitea.io/gitea/modules/web/middleware"
+)
+
+// DataStore represents a data store
+type DataStore middleware.ContextDataStore
+
+// SessionStore represents a session store
+type SessionStore session.Store
+
+// Method represents an authentication method (plugin) for HTTP requests.
+type Method interface {
+	// Verify tries to verify the authentication data contained in the request.
+	// If verification is successful returns either an existing user object (with id > 0)
+	// or a new user object (with id = 0) populated with the information that was found
+	// in the authentication data (username or email).
+	// Second argument returns err if verification fails, otherwise
+	// First return argument returns nil if no matched verification condition
+	Verify(http *http.Request, w http.ResponseWriter, store DataStore, sess SessionStore) (*user_model.User, error)
+
+	Name() string
+}
+
+// PasswordAuthenticator represents a source of authentication
+type PasswordAuthenticator interface {
+	Authenticate(ctx context.Context, user *user_model.User, login, password string) (*user_model.User, error)
+}
+
+// LocalTwoFASkipper represents a source of authentication that can skip local 2fa
+type LocalTwoFASkipper interface {
+	IsSkipLocalTwoFA() bool
+}
+
+// SynchronizableSource represents a source that can synchronize users
+type SynchronizableSource interface {
+	Sync(ctx context.Context, updateExisting bool) error
+}