chore: support LDAPS

.env.example

@@ -58,4 +58,40 @@ ENABLE_CORS=true
 TRUST_PROXY=true
 
 # 🔒 客户端限制（可选）
-# ALLOW_CUSTOM_CLIENTS=false
+# ALLOW_CUSTOM_CLIENTS=false
+
+# 🔐 LDAP 认证配置
+LDAP_ENABLED=false
+LDAP_URL=ldaps://ldap-1.test1.bj.yxops.net:636
+LDAP_BIND_DN=cn=admin,dc=example,dc=com
+LDAP_BIND_PASSWORD=admin_password
+LDAP_SEARCH_BASE=dc=example,dc=com
+LDAP_SEARCH_FILTER=(uid={{username}})
+LDAP_SEARCH_ATTRIBUTES=dn,uid,cn,mail,givenName,sn
+LDAP_TIMEOUT=5000
+LDAP_CONNECT_TIMEOUT=10000
+
+# 🔒 LDAP TLS/SSL 配置 (用于 ldaps:// URL)
+# 是否忽略证书验证错误 (设置为false可忽略自签名证书错误)
+LDAP_TLS_REJECT_UNAUTHORIZED=true
+# CA 证书文件路径 (可选，用于自定义CA证书)
+# LDAP_TLS_CA_FILE=/path/to/ca-cert.pem
+# 客户端证书文件路径 (可选，用于双向认证)
+# LDAP_TLS_CERT_FILE=/path/to/client-cert.pem
+# 客户端私钥文件路径 (可选，用于双向认证)
+# LDAP_TLS_KEY_FILE=/path/to/client-key.pem
+# 服务器名称 (可选，用于 SNI)
+# LDAP_TLS_SERVERNAME=ldap.example.com
+
+# 🗺️ LDAP 用户属性映射
+LDAP_USER_ATTR_USERNAME=uid
+LDAP_USER_ATTR_DISPLAY_NAME=cn
+LDAP_USER_ATTR_EMAIL=mail
+LDAP_USER_ATTR_FIRST_NAME=givenName
+LDAP_USER_ATTR_LAST_NAME=sn
+
+# 👥 用户管理配置
+USER_MANAGEMENT_ENABLED=false
+DEFAULT_USER_ROLE=user
+USER_SESSION_TIMEOUT=86400000
+MAX_API_KEYS_PER_USER=5

config/config.example.js

@@ -131,7 +131,20 @@ const config = {
       searchFilter: process.env.LDAP_SEARCH_FILTER || '(uid={{username}})',
       searchAttributes: process.env.LDAP_SEARCH_ATTRIBUTES ? process.env.LDAP_SEARCH_ATTRIBUTES.split(',') : ['dn', 'uid', 'cn', 'mail', 'givenName', 'sn'],
       timeout: parseInt(process.env.LDAP_TIMEOUT) || 5000,
-      connectTimeout: parseInt(process.env.LDAP_CONNECT_TIMEOUT) || 10000
+      connectTimeout: parseInt(process.env.LDAP_CONNECT_TIMEOUT) || 10000,
+      // TLS/SSL 配置
+      tls: {
+        // 是否忽略证书错误 (用于自签名证书)
+        rejectUnauthorized: process.env.LDAP_TLS_REJECT_UNAUTHORIZED !== 'false', // 默认验证证书，设置为false则忽略
+        // CA证书文件路径 (可选，用于自定义CA证书)
+        ca: process.env.LDAP_TLS_CA_FILE ? require('fs').readFileSync(process.env.LDAP_TLS_CA_FILE) : undefined,
+        // 客户端证书文件路径 (可选，用于双向认证)
+        cert: process.env.LDAP_TLS_CERT_FILE ? require('fs').readFileSync(process.env.LDAP_TLS_CERT_FILE) : undefined,
+        // 客户端私钥文件路径 (可选，用于双向认证)  
+        key: process.env.LDAP_TLS_KEY_FILE ? require('fs').readFileSync(process.env.LDAP_TLS_KEY_FILE) : undefined,
+        // 服务器名称 (用于SNI，可选)
+        servername: process.env.LDAP_TLS_SERVERNAME || undefined
+      }
     },
     userMapping: {
       username: process.env.LDAP_USER_ATTR_USERNAME || 'uid',

src/services/ldapService.js

@@ -12,20 +12,76 @@ class LdapService {
   // 🔗 创建LDAP客户端连接
   createClient() {
     try {
-      const client = ldap.createClient({
+      const clientOptions = {
         url: this.config.server.url,
         timeout: this.config.server.timeout,
         connectTimeout: this.config.server.connectTimeout,
         reconnect: true
-      })
+      }
+
+      // 如果使用 LDAPS (SSL/TLS)，添加 TLS 选项
+      if (this.config.server.url.toLowerCase().startsWith('ldaps://')) {
+        const tlsOptions = {}
+        
+        // 证书验证设置
+        if (this.config.server.tls) {
+          if (typeof this.config.server.tls.rejectUnauthorized === 'boolean') {
+            tlsOptions.rejectUnauthorized = this.config.server.tls.rejectUnauthorized
+          }
+          
+          // CA 证书
+          if (this.config.server.tls.ca) {
+            tlsOptions.ca = this.config.server.tls.ca
+          }
+          
+          // 客户端证书和私钥 (双向认证)
+          if (this.config.server.tls.cert) {
+            tlsOptions.cert = this.config.server.tls.cert
+          }
+          
+          if (this.config.server.tls.key) {
+            tlsOptions.key = this.config.server.tls.key
+          }
+          
+          // 服务器名称 (SNI)
+          if (this.config.server.tls.servername) {
+            tlsOptions.servername = this.config.server.tls.servername
+          }
+        }
+        
+        clientOptions.tlsOptions = tlsOptions
+        
+        logger.debug('🔒 Creating LDAPS client with TLS options:', {
+          url: this.config.server.url,
+          rejectUnauthorized: tlsOptions.rejectUnauthorized,
+          hasCA: !!tlsOptions.ca,
+          hasCert: !!tlsOptions.cert,
+          hasKey: !!tlsOptions.key,
+          servername: tlsOptions.servername
+        })
+      }
+
+      const client = ldap.createClient(clientOptions)
 
       // 设置错误处理
       client.on('error', (err) => {
-        logger.error('🔌 LDAP client error:', err)
+        if (err.code === 'CERT_HAS_EXPIRED' || err.code === 'UNABLE_TO_VERIFY_LEAF_SIGNATURE') {
+          logger.error('🔒 LDAP TLS certificate error:', {
+            code: err.code,
+            message: err.message,
+            hint: 'Consider setting LDAP_TLS_REJECT_UNAUTHORIZED=false for self-signed certificates'
+          })
+        } else {
+          logger.error('🔌 LDAP client error:', err)
+        }
       })
 
       client.on('connect', () => {
-        logger.info('🔗 LDAP client connected successfully')
+        if (this.config.server.url.toLowerCase().startsWith('ldaps://')) {
+          logger.info('🔒 LDAPS client connected successfully')
+        } else {
+          logger.info('🔗 LDAP client connected successfully')
+        }
       })
 
       client.on('connectTimeout', () => {
@@ -280,16 +336,30 @@ class LdapService {
 
   // 📊 获取LDAP配置信息（不包含敏感信息）
   getConfigInfo() {
-    return {
+    const configInfo = {
       enabled: this.config.enabled,
       server: {
         url: this.config.server.url,
         searchBase: this.config.server.searchBase,
         searchFilter: this.config.server.searchFilter,
-        timeout: this.config.server.timeout
+        timeout: this.config.server.timeout,
+        connectTimeout: this.config.server.connectTimeout
       },
       userMapping: this.config.userMapping
     }
+
+    // 添加 TLS 配置信息（不包含敏感数据）
+    if (this.config.server.url.toLowerCase().startsWith('ldaps://') && this.config.server.tls) {
+      configInfo.server.tls = {
+        rejectUnauthorized: this.config.server.tls.rejectUnauthorized,
+        hasCA: !!this.config.server.tls.ca,
+        hasCert: !!this.config.server.tls.cert,
+        hasKey: !!this.config.server.tls.key,
+        servername: this.config.server.tls.servername
+      }
+    }
+
+    return configInfo
   }
 }