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From Vinod Kone <vinodk...@gmail.com>
Subject Re: Review Request 59641: Follow symlinks when resolving paths specified in the various master/agent endpoints.
Date Mon, 05 Jun 2017 21:03:06 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/59641/#review176953
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Ship it!




Ship It!

- Vinod Kone


On June 2, 2017, 8:59 p.m., Aaron Wood wrote:
> 
> -----------------------------------------------------------
> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/59641/
> -----------------------------------------------------------
> 
> (Updated June 2, 2017, 8:59 p.m.)
> 
> 
> Review request for mesos, Andrew Schwartzmeyer, James Peach, Vinod Kone, and Zhitao Li.
> 
> 
> Bugs: MESOS-7572
>     https://issues.apache.org/jira/browse/MESOS-7572
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> The main benefit of following symlinks in endpoints such as `/files` is that frameworks
will be able to construct a path to the sandbox much easier. This will assist framework developers
in making features that need to provide a path when hitting various operator API endpoints.
Currently, making use of a path ending in `runs/latest` throws a 404.
> 
> One such application could be a scheduler providing the ability for users to work with
their task's sandbox directly without going to the Mesos UI, API endpoints, or the actual
system themselves.
> 
> 
> Diffs
> -----
> 
>   src/slave/slave.cpp 0c7e5f4ef 
>   src/tests/gc_tests.cpp b8fa6a4b9 
> 
> 
> Diff: https://reviews.apache.org/r/59641/diff/6/
> 
> 
> Testing
> -------
> 
> `mkdir build && cd build && cmake .. && make -j2 && make
check -j2`
> 
> Checked the original behavior: 
> ```
> curl -i localhost:5051/files/browse?path=/tmp/slave/slaves/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-S0/frameworks/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-0001/executors/testapp-924b5c1524d84676a6a71665e2054d31/runs/cbec99c9-da2d-4aaa-bab7-4cee9a4df031
> HTTP/1.1 200 OK
> Date: Tue, 30 May 2017 17:43:08 GMT
> Content-Length: 644
> Content-Type: application/json
> 
> [{"gid":"root","mode":"-rw-r--r--","mtime":1496161813.0,"nlink":1,"path":"\/tmp\/slave\/slaves\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-S0\/frameworks\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-0001\/executors\/testapp-924b5c1524d84676a6a71665e2054d31\/runs\/cbec99c9-da2d-4aaa-bab7-4cee9a4df031\/stderr","size":255,"uid":"root"},{"gid":"root","mode":"-rw-r--r--","mtime":1496161812.0,"nlink":1,"path":"\/tmp\/slave\/slaves\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-S0\/frameworks\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-0001\/executors\/testapp-924b5c1524d84676a6a71665e2054d31\/runs\/cbec99c9-da2d-4aaa-bab7-4cee9a4df031\/stdout","size":1142,"uid":"root"}]
> ```
> 
> Checked the new behavior (this would return a 404 before this patch):
> ```
> curl -i localhost:5051/files/browse?path=/tmp/slave/slaves/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-S0/frameworks/d3566e51-4d13-4eors/testapp-924b5c1524d84676a6a71665e2054d31/runs/latest
> HTTP/1.1 200 OK
> Date: Tue, 30 May 2017 17:43:13 GMT
> Content-Length: 584
> Content-Type: application/json
> 
> [{"gid":"root","mode":"-rw-r--r--","mtime":1496161813.0,"nlink":1,"path":"\/tmp\/slave\/slaves\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-S0\/frameworks\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-0001\/executors\/testapp-924b5c1524d84676a6a71665e2054d31\/runs\/latest\/stderr","size":255,"uid":"root"},{"gid":"root","mode":"-rw-r--r--","mtime":1496161812.0,"nlink":1,"path":"\/tmp\/slave\/slaves\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-S0\/frameworks\/d3566e51-4d13-4ed1-b66b-d538d3d7ef28-0001\/executors\/testapp-924b5c1524d84676a6a71665e2054d31\/runs\/latest\/stdout","size":1142,"uid":"root"}]
> ```
> 
> 
> Thanks,
> 
> Aaron Wood
> 
>


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