Re: [RFC PATCH] use sulogin in single-user mode

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On 10-01-21 12:21:45, Bill Nottingham wrote:
> We have an existing bug where if you're in single-user mode, and
> SELinux is active, various commands don't print to the console.
> The root of this is the single-user shell isn't running in the
> right SELinux context, as there's nothing to distinguish this from
> the 'normal' shells run during bootup.
> 
> By far, the simplest fix is to run something that starts a shell
> via a 'normal' login-ish mechanism. Hence, the attached patch
> that switches to sulogin for single user mode.
> 
> However, this changes behavior that has existed since the dawn
> of time in Red Hat/Fedora systems; with this change, single-user
> mode would now require the root password. This is both when
> booting with 'linux single/linux S', or going to runlevel 1
> with 'telinit 1'.
> 
> Comments?

Put SELinux into Permissive mode for single-user mode?  Or just print a 
suggestion to do that?  (I'd think that SELinux would normally be 
perceived as an obstacle to the normal uses of single-user mode.)

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