Date: Sun, 25 Jan 2009 17:06:15 -0900 From: Mel <fbsd.questions@rachie.is-a-geek.net> To: freebsd-questions@freebsd.org Cc: Peter Vereshagin <peter@vereshagin.org> Subject: Re: jail init, but another question Message-ID: <200901251706.15683.fbsd.questions@rachie.is-a-geek.net> In-Reply-To: <20090125113516.GB33731@screwed.box> References: <20090125113516.GB33731@screwed.box>
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On Sunday 25 January 2009 02:35:16 Peter Vereshagin wrote: > Hello, > > I always try to set up the devfs ruleset in rc.conf. So my question is > about this in /etc/defaults/rc.conf: === > #jail_example_devfs_ruleset="ruleset_name" # devfs ruleset to apply to > jail === > > It appears not to work in /etc/rc.conf without this rc.subr patch: > === > $ diff -u /etc/rc.subr /usr/src/etc/rc.subr > --- /etc/rc.subr 2008-07-20 19:26:20.000000000 +0500 > +++ /usr/src/etc/rc.subr 2008-05-12 12:29:03.000000000 +0500 > @@ -1242,7 +1242,7 @@ > devfs_set_ruleset() > { > local devdir rs _me > - [ -n "$1" ] && eval rs=\$1 || rs= > + [ -n "$1" ] && eval rs=\$$1 || rs= > [ -n "$2" ] && devdir="-m "$2"" || devdir= > _me="devfs_set_ruleset" > === > > And, by far the "ruleset_name" does not work in favour of ruleset number. your patch broke it. eval rs=\$1 means rs will be set to the literal $1, while it should expand to the ruleset number, using the ruleset name, because devfs_rulesets_from_file sets: eval $rulename=\$rulenum Something else is wrong. Set rc_debug="YES" in /etc/rc.conf then /etc/rc.d/jail start example to trace how the rulesets are evaluated. -- Mel Problem with today's modular software: they start with the modules and never get to the software part.
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