压缩历史至 95081aff

internal/apps/oauth/config.go

@@ -0,0 +1,67 @@
+/*
+Copyright 2025 linux.do
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package oauth
+
+import (
+	"context"
+	"log"
+
+	"github.com/coreos/go-oidc/v3/oidc"
+	"github.com/linux-do/credit/internal/config"
+	"golang.org/x/oauth2"
+)
+
+var (
+	oauthConf    *oauth2.Config
+	oidcVerifier *oidc.IDTokenVerifier
+)
+
+func init() {
+	cfg := config.Config.OAuth2
+
+	if cfg.Issuer != "" {
+		ctx := context.Background()
+		provider, err := oidc.NewProvider(ctx, cfg.Issuer)
+		if err != nil {
+			log.Printf("[OAuth] 初始化 OIDC Provider 失败: %v，将仅使用 OAuth2", err)
+		} else {
+			oidcVerifier = provider.Verifier(&oidc.Config{
+				ClientID: cfg.ClientID,
+			})
+			log.Printf("[OAuth] OIDC Provider 初始化成功: %s", cfg.Issuer)
+		}
+	}
+
+	// 初始化 OAuth2 配置
+	scopes := []string{"profile", "email"}
+	if oidcVerifier != nil {
+		// 启用 OIDC 时添加 openid scope
+		scopes = append([]string{oidc.ScopeOpenID}, scopes...)
+	}
+
+	oauthConf = &oauth2.Config{
+		ClientID:     cfg.ClientID,
+		ClientSecret: cfg.ClientSecret,
+		RedirectURL:  cfg.RedirectURI,
+		Scopes:       scopes,
+		Endpoint: oauth2.Endpoint{
+			AuthURL:   cfg.AuthorizationEndpoint,
+			TokenURL:  cfg.TokenEndpoint,
+			AuthStyle: oauth2.AuthStyleAutoDetect,
+		},
+	}
+}