unicorn Ruby/Rack server user+dev discussion/patches/pulls/bugs/help
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From: Eric Wong <e@80x24.org>
To: Jeremy Evans <code@jeremyevans.net>
Cc: unicorn-public@bogomips.org
Subject: Re: Patch: Add support for chroot to Worker#user V2
Date: Wed, 5 Apr 2017 03:44:44 +0000
Message-ID: <20170405034444.GA7010@starla> (raw)
In-Reply-To: <20170223184605.GA67612@jeremyevans.local>

Jeremy Evans <code@jeremyevans.net> wrote:
> @@ -134,6 +136,11 @@ def user(user, group = nil)
>        Process.initgroups(user, gid)
>        Process::GID.change_privilege(gid)
>      end
> +    if chroot
> +      chroot = Dir.pwd if chroot == true
> +      Dir.chroot(chroot)
> +      Dir.chdir('/')
> +    end

By the way, I noticed in configurator.rb (for
working_directory), we also update ENV['PWD'] after chdir.

Perhaps we should do so, here?

For working_directory, I preserved ENV['PWD'] in case Dir.pwd
wasn't aware of symlinks; or there's code which relies on
env['PWD'] without caring for making the syscalls required for

I'm not sure how much it matters in practice...

  reply index

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-23 18:46 Jeremy Evans
2017-04-05  3:44 ` Eric Wong [this message]
2017-04-05  4:57   ` Jeremy Evans

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