Scripting bsdinstall

[Rodney W. Grimes]

> On 2019-12-25 04:48, Mike Remski wrote:
> > On Wednesday, December 25, 2019 7:43:26 AM EST, Gleb Popov wrote:
> >>
> >>
> >> On Wed, Dec 25, 2019 at 4:37 PM Mike Remski <mremski at comcast.net> wrote:
> >> On Wednesday, December 25, 2019 4:31:50 AM EST, Gleb Popov wrote:
> >>> On Sun, Dec 22, 2019 at 9:47 PM Gleb Popov <arrowd at freebsd.org> wrote:
> >>>
> >>>> On Sun, Dec 15, 2019 at 4:51 PM Matthew Seaman <matthew at freebsd.org>
> >>>> wrote:
> >>>> ?...
> >>>
> >>> I had to do all these "bsdinstall" invocations in the preamble 
> >>> because I
> >>> wanted to set up partitions in my way. It turned out that the value of
> >>> PARTITIONS variable is directly passed to "bsdinstall scriptedpart", 
> >>> so my
> >>> installerscript got reduced to
> >>>
> >>> DISTRIBUTIONS="base.txz kernel.txz lib32.txz"
> >>> PARTITIONS="ada0 gpt { 512K freebsd-boot , 2G freebsd-ufs / , 4G
> >>> freebsd-swap , 8G freebsd-ufs /var , 4G freebsd-ufs /tmp , auto 
> >>> freebsd-ufs
> >>> /usr }"
> >>>
> >>> #!/bin/sh
> >>>
> >>> sysrc ifconfig_DEFAULT=DHCP
> >>>
> >>> It now works, and even the second part gets properly executed.
> >>>
> >>> However, no boot loader gets installed. Skimming through "bsdinstall
> >>> bootconfig" source reveals that it only supports installing boot 
> >>> files for
> >>> UEFI loader. What should I do in case of BIOS?
> >> In bsdinstall/scripts/zfsboot there are a couple things that look 
> >> related to what you want.? GPART_BOOTCODE, GPART_BOOTCODE_PART and 
> >> GPART_BOOTCODE_PARTONLY, plus GPART_SET_ACTIVE and 
> >> GPART_SET_PMBR_ACTIVE.? I know you are using UFS, but it may help 
> >> figure out what you need.
> >>
> >> Thanks for these, but I ended up adding
> >>
> >> gpart bootcode -b /boot/pmbr -p /boot/gptboot -i 1 ada0
> >>
> >> to the second part of the script. It should be noted that it wasn't 
> >> working without "-b /boot/pmbr" part.
> >
> > Ahh.? I think at one time you needed to do them as separate gpart 
> > commands then you needed to have both options on the same command.? 
> > Glad you got it working.
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> >
> As a highly interested outside observer,? is it possible to put this 
> accumulated wisdom into a document and put it on a FreeBSD Web Site?
> 
> Scripting FreeBSD installs seems to be a lost,? or at least,? arcane Art.

+1 on that, and/or can this lead to some enhancements to bsdinstall(8)
man page?

> -- 
> Patrick Powell                 Astart Technologies
-- 
Rod Grimes                                                 rgrimes at freebsd.org