[GitHub] [apisix] Hxhong commented on issue #4110: request help: I develop a plugin to rewrite URI, but it doesn't work. How to rewrite URI

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Hxhong commented on issue #4110:
URL: https://github.com/apache/apisix/issues/4110#issuecomment-826288713


   > <img alt="截屏2021-04-25 下午3 14 35" width="545" 
src="https://user-images.githubusercontent.com/52862365/115984317-185a7600-a5d9-11eb-80a2-d9253c09102d.png";>
   > 
   > You can try to add more log output here to get a detailed comparison of 
uri rewriting. For example, print `upstream_uri` and compare with 
`ctx.var.upstream_uri`.
   
   
   
   > > 
![image](https://user-images.githubusercontent.com/42258295/115848274-46637d00-a456-11eb-87e7-6e2e6e7e1d1e.png)
   > > the first image I print the param 'upstream_uri' before I add other 
params into uri
   > > 
![image](https://user-images.githubusercontent.com/42258295/115848425-6dba4a00-a456-11eb-9d7e-abe974292651.png)
   > > the second image i print the param 'ctx.var.upstream_uri' after I add 
two params, 'token' and 'srcSystemCode'. But you can see in the log, the param 
'request' without my params.
   > 
   > From these two pictures, `upstream_uri` is different from 
`ctx.var.upstream_uri`, it seems that `uri` has been rewritten.
   
   yes, 'uri' has been rewritten, but the actual request doesn't take the param 
'token' with it. You can try it with my demo.


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