[GitHub] [apisix] membphis commented on issue #1574: feature: prometheus plugin `apisix_http_status` metric `route` tag Improve recognition

[GitBox <gi...@apache.org>]

membphis commented on issue #1574:
URL: https://github.com/apache/apisix/issues/1574#issuecomment-711447339


   you can take a look at this, it can help you:
   
   https://github.com/api7/lua-resty-radixtree#synopsis
   
   ```lua
           -- try to match
           local opts = {
               host = "foo.com",
               method = "GET",
               remote_addr = "127.0.0.1",
               vars = ngx.var,
           }
           ngx.say(rx:match("/aa", opts))
   
           -- try to match and store the cached value
           local opts = {
               host = "foo.com",
               method = "GET",
               remote_addr = "127.0.0.1",
               vars = ngx.var,
               matched = {}
           }
           ngx.say(rx:match("/name/json/foo/bar/gloo", opts))
           ngx.say("name: ", opts.matched.name, " other:", opts.matched.other)


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