1 files changed, 11 insertions, 0 deletions
diff --git a/src/mail/ngx_mail_smtp_handler.c b/src/mail/ngx_mail_smtp_handler.c
index 81cc75f24..47756c311 100644
--- a/src/mail/ngx_mail_smtp_handler.c
+++ b/src/mail/ngx_mail_smtp_handler.c
@@ -485,6 +485,10 @@ ngx_mail_smtp_auth_state(ngx_event_t *rev)
         case ngx_smtp_auth_cram_md5:
             rc = ngx_mail_auth_cram_md5(s, c);
             break;
+
+        case ngx_smtp_auth_external:
+            rc = ngx_mail_auth_external(s, c, 0);
+            break;
         }
     }
 
@@ -652,6 +656,13 @@ ngx_mail_smtp_auth(ngx_mail_session_t *s, ngx_connection_t *c)
         }
 
         return NGX_ERROR;
+
+    case NGX_MAIL_AUTH_EXTERNAL:
+
+        ngx_str_set(&s->out, smtp_username);
+        s->mail_state = ngx_smtp_auth_external;
+
+        return NGX_OK;
     }
 
     return rc;