MM-61707 (#29606)

* updating maxattempts for ldap

server/public/model/config.go

@@ -158,6 +158,7 @@ const (
 	LdapSettingsDefaultGroupDisplayNameAttribute = ""
 	LdapSettingsDefaultGroupIdAttribute          = ""
 	LdapSettingsDefaultPictureAttribute          = ""
+	LdapSettingsDefaultMaximumLoginAttempts      = 10
 
 	SamlSettingsDefaultIdAttribute        = ""
 	SamlSettingsDefaultGuestAttribute     = ""
@@ -2415,14 +2416,15 @@ type ClientRequirements struct {
 
 type LdapSettings struct {
 	// Basic
-	Enable             *bool   `access:"authentication_ldap"`
-	EnableSync         *bool   `access:"authentication_ldap"`
-	LdapServer         *string `access:"authentication_ldap"` // telemetry: none
-	LdapPort           *int    `access:"authentication_ldap"` // telemetry: none
-	ConnectionSecurity *string `access:"authentication_ldap"`
-	BaseDN             *string `access:"authentication_ldap"` // telemetry: none
-	BindUsername       *string `access:"authentication_ldap"` // telemetry: none
-	BindPassword       *string `access:"authentication_ldap"` // telemetry: none
+	Enable               *bool   `access:"authentication_ldap"`
+	EnableSync           *bool   `access:"authentication_ldap"`
+	LdapServer           *string `access:"authentication_ldap"` // telemetry: none
+	LdapPort             *int    `access:"authentication_ldap"` // telemetry: none
+	ConnectionSecurity   *string `access:"authentication_ldap"`
+	BaseDN               *string `access:"authentication_ldap"` // telemetry: none
+	BindUsername         *string `access:"authentication_ldap"` // telemetry: none
+	BindPassword         *string `access:"authentication_ldap"` // telemetry: none
+	MaximumLoginAttempts *int    `access:"authentication_ldap"` // telemetry: none
 
 	// Filtering
 	UserFilter        *string `access:"authentication_ldap"` // telemetry: none
@@ -2510,6 +2512,10 @@ func (s *LdapSettings) SetDefaults() {
 		s.BindPassword = NewPointer("")
 	}
 
+	if s.MaximumLoginAttempts == nil {
+		s.MaximumLoginAttempts = NewPointer(LdapSettingsDefaultMaximumLoginAttempts)
+	}
+
 	if s.UserFilter == nil {
 		s.UserFilter = NewPointer("")
 	}
@@ -4100,6 +4106,10 @@ func (s *LdapSettings) isValid() *AppError {
 			return NewAppError("Config.IsValid", "model.config.is_valid.ldap_server", nil, "", http.StatusBadRequest)
 		}
 
+		if *s.MaximumLoginAttempts <= 0 {
+			return NewAppError("Config.IsValid", "model.config.is_valid.ldap_max_login_attempts.app_error", nil, "", http.StatusBadRequest)
+		}
+
 		if *s.BaseDN == "" {
 			return NewAppError("Config.IsValid", "model.config.is_valid.ldap_basedn", nil, "", http.StatusBadRequest)
 		}