openbsd

setting up new system

pre install

• softraid encryption with keydisk
• select (S)hell from install menu

  cd /dev && sh MAKEDEV sd0
  dd if=/dev/urandom of=/dev/rsd0c bs=1m
  fdisk -iy sd0 #mbr
  disklabel -E sd0
  	Label editor (enter '?' for help at any prompt)
  	sd0> a a			
  	offset: [64]
  	size: [976773104] *
  	FS type: [4.2BSD] RAID
  	sd0*> w
  	sd0> q
  	No label changes.
  sh MAKEDEV sd2 #keydisk
  fdisk -iy sd2 #mbr
  disklabel -E sd2
  	Label editor (enter '?' for help at any prompt)
  	sd2> a a			
  	offset: [64]
  	size: [7831488] 1024
  	FS type: [4.2BSD] RAID
  	sd2*> w
  	sd2> q
  	No label changes.
  bioctl -c C -k sd2a -l sd0a softraid0
  sh MAKEDEV sd3 #softraid
  dd if=/dev/zero of=/dev/rsd3c bs=1m count=1
  exit

• continue with [installation][], selecting softraid disk (sd3) for install

post install

echo "permit nopass <username> > /etc/doas.conf
pkg_add -u

firewall

vi /etc/pf.conf

packages

• pkg_info show all packages installed by pkg_add

devices

• list attached devices

  sysctl hw.diskcount
  sysctl hw.disknames

• read/write disklabels

  disklabel <device>

• creating msdos partition

  disklabel -E <disk>
  	Label editor (enter '?' for help at any prompt)
  	sd2> a b			
  	offset: [1088]
  	size: [7830464] *
  	FS type: [4.2BSD] msdos
  	sd2*> w
  	sd2> q
  	No label changes.
  newfs_msdos /dev/rsd2b

misc

• hostname - /etc/myname