bugfix: when a coroutine aborts with errors, its status might not be updated to "dead".

Author: agentzh

src/ngx_http_lua_util.c

@@ -1094,27 +1094,22 @@ ngx_http_lua_run_thread(lua_State *L, ngx_http_request_t *r,
                 continue;
 
             case LUA_ERRRUN:
-                ctx->cur_co_ctx->co_status = NGX_HTTP_LUA_CO_DEAD;
                 err = "runtime error";
                 break;
 
             case LUA_ERRSYNTAX:
-                ctx->cur_co_ctx->co_status = NGX_HTTP_LUA_CO_DEAD;
                 err = "syntax error";
                 break;
 
             case LUA_ERRMEM:
-                ctx->cur_co_ctx->co_status = NGX_HTTP_LUA_CO_DEAD;
                 err = "memory allocation error";
                 break;
 
             case LUA_ERRERR:
-                ctx->cur_co_ctx->co_status = NGX_HTTP_LUA_CO_DEAD;
                 err = "error handler error";
                 break;
 
             default:
-                ctx->cur_co_ctx->co_status = NGX_HTTP_LUA_CO_DEAD;
                 err = "unknown error";
                 break;
             }
@@ -1127,6 +1122,8 @@ ngx_http_lua_run_thread(lua_State *L, ngx_http_request_t *r,
                 msg = "unknown reason";
             }
 
+            ctx->cur_co_ctx->co_status = NGX_HTTP_LUA_CO_DEAD;
+
             ngx_http_lua_thread_traceback(L, ctx->cur_co_ctx->co,
                                           ctx->cur_co_ctx);
             trace = lua_tostring(L, -1);