Date: Mon, 31 Aug 2015 07:29:13 +0200 From: Polytropon <freebsd@edvax.de> To: perryh@pluto.rain.com (Perry Hutchison) Cc: mueller6724@bellsouth.net, freebsd-questions@freebsd.org Subject: Re: disabling dhclient Message-ID: <20150831072913.0363f0ce.freebsd@edvax.de> In-Reply-To: <55e3deee.rst6YFxS1jQ%2BSXFE%perryh@pluto.rain.com> References: <55e25852.0Xpg4zY1btmbpx9Z%perryh@pluto.rain.com> <CAHu1Y73vEKyNsjJ=_fBYq7D-d7_qdoGDeJ2TKkC3XzN-3sWGUQ@mail.gmail.com> <CAHu1Y723DFkBBmMG9f5tJb=iAfW4L4dC5EeAX124Vn4yvm3Riw@mail.gmail.com> <55e282fc.s%2BOSZJ/KaD3iwr7U%perryh@pluto.rain.com> <15727.94738.bm@smtp116.sbc.mail.ne1.yahoo.com> <55e3deee.rst6YFxS1jQ%2BSXFE%perryh@pluto.rain.com>
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On Sun, 30 Aug 2015 21:58:22 -0700, Perry Hutchison wrote: > "Thomas Mueller" <mueller6724@bellsouth.net> wrote: > > > There is a line in /etc/defaults/rc.conf > > > > dhclient_program="/sbin/dhclient" # Path to dhcp client program. > > > > Setting dhclient_program="/usr/bin/true" in /etc/rc.conf would > > avoid the need to hack dhclient itself > > That still seems in the sledgehammer category, since I doubt it's > the intended use of the knob (which is more likely intended to select > a different DHCP client, perhaps from a port). However, it's worth > a try. > > I suspect /bin/sync may be a better choice than /usr/bin/true, > since devd can potentially fire up before /usr has been mounted; > alternatively one could copy /usr/bin/true into /bin or /sbin (but > then we are back to hacking on the system rather than configuring > it). The choice of a "no action substitute" might be a problem when $dhclient_program is called with command line parameters. Such a program (or custom script) should accept possible parameters and ignore them. Of course, "sync" fulfills this requirement. -- Polytropon Magdeburg, Germany Happy FreeBSD user since 4.0 Andra moi ennepe, Mousa, ...
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