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src/slave/containerizer/mesos/launch.cpp
<https://reviews.apache.org/r/31444/#comment138738>

    s/it/this/ ?



src/slave/containerizer/mesos/launch.cpp
<https://reviews.apache.org/r/31444/#comment138742>

    "if a container root filesystem is user?"



src/tests/launch_tests.cpp
<https://reviews.apache.org/r/31444/#comment138746>

    check since it requires absolute path?



src/tests/launch_tests.cpp
<https://reviews.apache.org/r/31444/#comment138747>

    for discussion: this requires these directories not existent in rootfs. should we specify requirements for the structure under rootfs?



src/tests/launch_tests.cpp
<https://reviews.apache.org/r/31444/#comment138749>

    nit: Construct and Use


LGTM

- Chi Zhang


On June 1, 2015, 9:50 p.m., Ian Downes wrote:
> 
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> This is an automatically generated e-mail. To reply, visit:
> https://reviews.apache.org/r/31444/
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> 
> (Updated June 1, 2015, 9:50 p.m.)
> 
> 
> Review request for mesos, Chi Zhang, Dominic Hamon, Jay Buffington, Jie Yu, and James Peach.
> 
> 
> Bugs: MESOS-2350
>     https://issues.apache.org/jira/browse/MESOS-2350
> 
> 
> Repository: mesos
> 
> 
> Description
> -------
> 
> Optionally take a path that the launch helper should chroot to before exec'ing the executor. It is assumed that the work directory is mounted to the appropriate location under the chroot. In particular, the path to the executor must be relative to the chroot.
> 
> Configuration that should be private to the chroot is done during the launch, e.g. mounting proc and statically configuring basic devices. It is assumed that other configuration, e.g., preparing the image, mounting in volumes or persistent resources, is done by the caller.
> 
> Mounts can be made to the chroot (e.g., updating the volumes or persistent resources) and they will propagate in to the container but mounts made inside the container will not propagate out to the host.
> 
> It currently assumes that at least {{chroot}}/tmp is writeable and that mount points {{chroot}}/{tmp,dev,proc,sys} exist in the chroot.
> 
> This is specific to Linux.
> 
> 
> Diffs
> -----
> 
>   src/Makefile.am a5a7306b1ef65ca2b643653779ab76c26dbb5c90 
>   src/linux/fs.cpp 1c9cf3f2ffead37148e4f6a81cefdbb97f679b09 
>   src/slave/containerizer/mesos/launch.hpp 7c8b535746b5ce9add00afef86fdb6faefb5620e 
>   src/slave/containerizer/mesos/launch.cpp 2f2d60e2011f60ec711d3b29fd2c157e30c83c34 
>   src/tests/launch_tests.cpp PRE-CREATION 
> 
> Diff: https://reviews.apache.org/r/31444/diff/
> 
> 
> Testing
> -------
> 
> Manual testing only so far. This is harder to automate because we need a self-contained chroot to execute something in... Suggestions welcome.
> 
> 
> Thanks,
> 
> Ian Downes
> 
>