slene commented on issue #4516:
URL: https://github.com/apache/apisix/issues/4516#issuecomment-872277821
@spacewander How about this ?
```diff
@@ -111,7 +111,11 @@ end
do
local var_methods = {
method = ngx.req.get_method,
- cookie = function () return ck:new() end
+ cookie = function ()
+ if ngx.var.http_cookie then
+ return ck:new()
+ end
+ end
}
local ngx_var_names = {
@@ -153,7 +157,7 @@ do
if cookie then
local err
val, err = cookie:get(sub_str(key, 8))
- if not val then
+ if err then
log.warn("failed to fetch cookie value by key: ",
key, " error: ", err)
end
```
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