Try to use ngx.null

restaumatic · Nov 13, 2024 · f312e06 · f312e06
1 parent e335ee2
commit f312e06
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/resty/acme/storage/redis.lua b/lib/resty/acme/storage/redis.lua
@@ -105,7 +105,7 @@ function _M:add(k, v, ttl)
   end
   if err then
     return err
-  elseif ok == nil then
+  elseif ok == ngx.null then
     return "exists"
   end
 end