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From Charles Allen <char...@allen-net.com>
Subject Re: Review Request 52105: Prevent `/redirect/foo` loop.
Date Fri, 23 Sep 2016 18:05:46 GMT


> On Sept. 23, 2016, 3:05 p.m., haosdent huang wrote:
> > src/master/http.cpp, lines 2038-2040
> > <https://reviews.apache.org/r/52105/diff/2/?file=1508538#file1508538line2038>
> >
> >     Another problem here is if we call `redirect(/redirect_a)` in http.cpp, would
get unexpected result. So how about just return 404 which consistent with `/redirect/`
> >     
> >     ```
> >       // When current master is not the leader, redirect to the leading master.
> >       if (!master->elected()) {
> >         return redirect(request);
> >       }
> >     ```
> 
> Charles Allen wrote:
>     Would that mean things like `/redirect/foo` should also return 404?
> 
> haosdent huang wrote:
>     yes.
> 
> haosdent huang wrote:
>     This is consistent with `/redirect/`. And I think something like `/redirect/foo/redirect/bar/xxx`
make it messy if we keep redirecting to `/foo/redirect/xxx` here.

Please see updated examples. Pretty much everything is 404 except explicitly `/redirect` and
`/{master_id}/redirect`


- Charles


-----------------------------------------------------------
This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/52105/#review150185
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On Sept. 23, 2016, 6:04 p.m., Charles Allen wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/52105/
> -----------------------------------------------------------
> 
> (Updated Sept. 23, 2016, 6:04 p.m.)
> 
> 
> Review request for mesos and Vinod Kone.
> 
> 
> Bugs: MESOS-6210
>     https://issues.apache.org/jira/browse/MESOS-6210
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> Prevent `/redirect/foo` loop.
> 
> 
> Diffs
> -----
> 
>   src/master/http.cpp 9005e7c308d5f57c6f5c573951d468a3ba730740 
> 
> Diff: https://reviews.apache.org/r/52105/diff/
> 
> 
> Testing
> -------
> 
> Single Node started with `./src/mesos-master --work_dir=/tmp/mesos`
> 
> 
> ```
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/redirect
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /redirect HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 307 Temporary Redirect
> < Date: Fri, 23 Sep 2016 17:30:17 GMT
> < Location: //10.17.97.185:5050
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/redirect/
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /redirect/ HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 404 Not Found
> < Date: Fri, 23 Sep 2016 17:30:19 GMT
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/redirect/foo
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /redirect/foo HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 404 Not Found
> < Date: Fri, 23 Sep 2016 17:30:21 GMT
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/redirect_foo
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /redirect_foo HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 404 Not Found
> < Date: Fri, 23 Sep 2016 17:30:23 GMT
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/master/redirect/
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /master/redirect/ HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 404 Not Found
> < Date: Fri, 23 Sep 2016 17:30:49 GMT
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/master/redirect
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /master/redirect HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 307 Temporary Redirect
> < Date: Fri, 23 Sep 2016 17:30:50 GMT
> < Location: //10.17.97.185:5050
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/master/redirect_foo
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /master/redirect_foo HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 404 Not Found
> < Date: Fri, 23 Sep 2016 17:30:53 GMT
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> Charless-MacBook-Pro:~ charlesallen$ curl -v http://127.0.0.1:5050/master/redirect/foo
> *   Trying 127.0.0.1...
> * Connected to 127.0.0.1 (127.0.0.1) port 5050 (#0)
> > GET /master/redirect/foo HTTP/1.1
> > Host: 127.0.0.1:5050
> > User-Agent: curl/7.43.0
> > Accept: */*
> >
> < HTTP/1.1 404 Not Found
> < Date: Fri, 23 Sep 2016 17:30:55 GMT
> < Content-Length: 0
> <
> * Connection #0 to host 127.0.0.1 left intact
> ```
> 
> It is worth noting that in this PR /master/redirect/  and /redirect/ return 404, not
307. This behavior is consistent with master.
> 
> 
> Thanks,
> 
> Charles Allen
> 
>


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