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Patch looks great!

Reviews applied: [38473]

All tests passed.

- Mesos ReviewBot


On Sept. 23, 2015, 11:10 p.m., Marco Massenzio wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/38473/
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> 
> (Updated Sept. 23, 2015, 11:10 p.m.)
> 
> 
> Review request for mesos, Benjamin Hindman, Cody Maloney, and Neil Conway.
> 
> 
> Bugs: MESOS-3457
>     https://issues.apache.org/jira/browse/MESOS-3457
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> Under certain circumstances, dynamic lookup of hostname, while
> successful, provides undesirable results; we would also like, in
> those circumstances, be able to just set the hostname to the chosen
> IP address (possibly set via the --ip_discovery_command method).
> 
> The flag we add here, --[no]-hostname_lookup is `true` by default
> (which is the existing behavior) and will work under most
> circumstances: however, by disabling lookup (using, for example,
> --no_hostname_lookup) the hostname used will be the same as the
> one configured (possibly, via --ip or MESOS_IP) in `LIBPROCESS_IP`.
> 
> This change affects both Master/Agent nodes.
> 
> WARNING - the `Address::hostname()` method always does a dynamic
> hostname lookup, which may in fact return inconsistent results
> wrt the Master's configuration (this is *not* affected by
> this change) and should be avoided; use instead
> `Master::info()::hostname()` which is always consistent with
> the Master's configuration.
> 
> 
> Diffs
> -----
> 
>   docs/configuration.md dd7f4aa806a3c1a8653a0fda9a326a3707308e7c 
>   src/master/flags.hpp e4b1df3f5a33049defff4688463274067f1f1ebf 
>   src/master/flags.cpp 80879611fbcfd764c9fc8f60a31613a9c8fc2364 
>   src/master/master.cpp 0a40bc3509d56cd8824a1eb74989f11c7f7c038b 
>   src/slave/flags.hpp b8d6bb4df4bbe0bac72d4b218ec38ad23fa56214 
>   src/slave/flags.cpp 6164b4bae3f1b74da87f01a6db934f265e1a0117 
>   src/slave/slave.cpp 29865ece00fa8bff3054a7f8c87cbf93403405db 
>   src/tests/cluster.hpp 114583de8c867495a2b7a953e6826708838e5d23 
>   src/tests/master_tests.cpp f26344d39543f65f2b0a94b8ff566836c8256bf7 
> 
> Diff: https://reviews.apache.org/r/38473/diff/
> 
> 
> Testing
> -------
> 
> make check
> 
> 
> Thanks,
> 
> Marco Massenzio
> 
>

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