feat(ldap): Add LDAP

* rename: Admin to AdminGroup

* update

* cleanup

* tmp save group mapping

* add enableControl(not-test)

* verify username exist before create(for LDAP)

* add getAllGroupsDn()

* rename

* adminGroup

* enable TLS Verify

* init for ldap

---------

Co-authored-by: Tao Chen <iamtaochen@outlook.com>

config/config.go

@@ -38,6 +38,7 @@ type Config struct {
 	Jwt      Jwt
 	Rustdesk Rustdesk
 	Proxy    Proxy
+	Ldap	 Ldap
 }
 
 // Init 初始化配置

config/ldap.go

@@ -0,0 +1,36 @@
+package config
+
+type LdapUser struct {
+	BaseDn 	   		string `mapstructure:"base-dn"` 				// The base DN of the user for searching
+	EnableAttr 		string `mapstructure:"enable-attr"` 			// The attribute name of the user for enabling, in AD it is "userAccountControl", empty means no enable attribute, all users are enabled
+	EnableAttrValue string `mapstructure:"enable-attr-value"` 		// The value of the enable attribute when the user is enabled. If you are using AD, just leave it random str, it will be ignored.
+	Filter     		string `mapstructure:"filter"`
+	Username   		string `mapstructure:"username"`
+	Email      		string `mapstructure:"email"`
+	FirstName  		string `mapstructure:"first-name"`
+	LastName   		string `mapstructure:"last-name"`
+	Sync       		bool   `mapstructure:"sync"` 				// Will sync the user's information to the internal database
+	AdminGroup      string `mapstructure:"admin-group"` 	    // Which group is the admin group
+}
+
+// type LdapGroup struct {
+// 	BaseDn 		string            `mapstructure:"base-dn"` // The base DN of the group for searching
+// 	Name        string            `mapstructure:"name"`    // The attribute name of the group
+// 	Filter      string            `mapstructure:"filter"`
+// 	Admin       string            `mapstructure:"admin"`   // Which group is the admin group
+// 	Member      string            `mapstructure:"member"`  // How to get the member of the group: member, uniqueMember, or memberOf (default: member)
+// 	Mode        string            `mapstructure:"mode"`
+// 	Map         map[string]string `mapstructure:"map"`     // If mode is "map", map the LDAP group to the internal group
+// }
+
+type Ldap struct {
+	Enable       bool      `mapstructure:"enable"`
+	Url          string    `mapstructure:"url"`
+	TLS          bool      `mapstructure:"tls"`
+	TlsVerify 	 bool      `mapstructure:"tls-verify"`
+	BaseDn       string    `mapstructure:"base-dn"`
+	BindDn       string    `mapstructure:"bind-dn"`
+	BindPassword string    `mapstructure:"bind-password"`
+	User         LdapUser  `mapstructure:"user"`
+	// Group        LdapGroup `mapstructure:"group"`
+}