Date: Sun, 22 Apr 2001 01:51:32 +0200 (CEST) From: Paul Herman <pherman@frenchfries.net> To: Bruce Evans <bde@zeta.org.au> Cc: <freebsd-current@FreeBSD.ORG> Subject: Changing "df [device]" behaviour (Re: /bin/df set-gid operator) Message-ID: <Pine.BSF.4.33.0104220113470.88695-100000@husten.security.at12.de> In-Reply-To: <Pine.BSF.4.21.0104220454040.4243-100000@besplex.bde.org>
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On Sun, 22 Apr 2001, Bruce Evans wrote: > In FreeBSD, mount privilege is controlled by the vfs.usermount > sysctl (default: off), so df must still be setgid operator to work > on devices. > > The mount() method is better because can work on work on all types > of filesystems that the kernel understands, while ufs_df() only > works for ufs. > > [patch] Although I like the idea of being able to df unmounted, non-ufs filesystems, I think the tradeoff might be too harsh. Non-root users aren't allowed to mount(2) at all if vfs.usermount=0, operator or no operator -- that is, in this case, df would fail for non-root users. -Paul. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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