Plan 9 from Bell Labs’s /usr/web/sources/contrib/quanstro/root/sys/man/8/mkfsconf

Copyright © 2021 Plan 9 Foundation.
Distributed under the MIT License.
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.TH MKFSCONF 8
.SH NAME
mkfsconf, mknvrsafe, mkfsboot \- build file server boot media
.SH SYNOPSIS
.B disk/mkfsconfig <
.I cfg
>
.I cfgpart
.br
.B disk/mknvrsafe
[
.B -c
.I config
]
.br
.B disk/mkfsboot
.BI /dev/sd nn
.SH DESCRIPTION
These programs assist in setting up boot media for
the file server.  Media prepared with these programs
will be ready to use once authentication information
is entered at boot time.
.PP
.I Mknvrsafe
prepares an nvram file which points to the
file server's config device.  See
.IR fs (8)
for device specifications.
.PP
The file server configuration block itself may be written
with
.IR mkfsconf .
Care must be taken when placing this block on disk,
since the file server's block size is typically not a divisor
of the media block size.
.PP
.I Mkfsboot
builds a bootable 386 image from configuration in
the current directory on the image
.BI /dev/sd nn\fR.\fP
The file
.I fsconfig
is the file server configuration and the directory
.I 9fat
contains at least the files
.BR 9load ,
.BI 9 conf fs\fR,\fP
.BR plan9.ini ,
.BR fs.nvr .
.SH EXAMPLE
To prepare an nvram file given the file server configuration
file
.BR fsconfig,
.IP
.EX
# format properly without password
disk/mknvrsafe -c `{sed -n 's:^config (.*):\\1:p' < fsconfig} |
	dd -conv sync -of 9fat/fs.nvr
.EE
.PP
And to write the configuration block to the partition
fsconfig,
.IP
.EX
# need to add Tconfig tag
grep -v '^config' fsconfig | disk/mkfsconfig |
	dd -of $d/fsconfig -oseek $offset
.EE
.SH SOURCE
.B /sys/src/cmd/disk/mkfsconf.c
.br
.B /sys/src/cmd/disk/mknvrsafe.c
.br
.B /386/bin/disk/mkfsboot
.SH "SEE ALSO"
.IR authsrv (2),
.IR fs (8),
.IR fsconfig (8)
.SH BUGS
.I Mkfsconf
should not assume a 8192 byte block
or require outside help to align partitions
properly.  Only works for 386 machines.

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