code: plan9front

ref: 8c228a123fa0c6062570964011854302bbf57242
dir: /rc/bin/cpurc/

#!/bin/rc
# this file is run if service=cpu

# parallelism for mk
NPROC=`{wc -l </dev/sysstat}

# bind all likely devices
for(i in u t S P '$')
	bind -a '#'^$i /dev >/dev/null >[2=1]
rm -f /env/i

mount -qb /srv/cons /dev

# mount points (if not done by bootrc already)
>[2]/dev/null {
mntgen -s slashn /n && chmod 666 /srv/slashn
mntgen -s slashmnt /mnt && chmod 666 /srv/slashmnt
mntgen -s mntexport /mnt/exportfs && chmod 666 /srv/mntexport}

# move factotum from /mnt to /mnt/factotum
mount /srv/factotum /mnt/temp
unmount /srv/factotum /mnt
bind /mnt/temp/factotum /mnt/factotum
unmount /mnt/temp

# usb listener
nusbrc

# site-specific startup
if(test -e /rc/bin/cpurc.local)
	. /rc/bin/cpurc.local

# cs sets sysname (cpurc.local may already have started it so check)
if(! test -e /srv/cs && ! test -e /net/cs)
	ndb/cs
sysname=`{cat /dev/sysname}
if(~ $#sysname 0 || ~ $sysname ''){
	sysname=cirno			# default
	echo -n $sysname >/dev/sysname
}
prompt=($sysname^'# ' '	')

# set up any partitions
diskparts

# start up local swapping
disk=`{ls /dev/sd*/swap >[2]/dev/null}
if (! ~ $#disk 0)
	swap $disk(1) >/dev/null >[2=1]
rm -f /env/disk

# cpu-specific startup
if(test -e /cfg/$sysname/cpurc)
	. /cfg/$sysname/cpurc

# automatic ip address setup
if(test -r /net/ipselftab){
	if(! grep u /net/ipselftab | grep -sv '^(127.0.0.1|::1)'){
		addrs=`{ndb/query -a sys $sysname ether}
		if(! ~ $#addrs 0){
			for(ether in /net/ether*){
				addr=`{cat $ether/addr >[2]/dev/null}
				switch($addr){
				case $addrs
					# try /lib/ndb first, then do dhcp/slaac
					ip/ipconfig -6 ether $ether
					ip/ipconfig -N ether $ether >[2]/dev/null || @{
						test -e /env/nora6 || ip/ipconfig ether $ether ra6 recvra 1 &
						ip/ipconfig -h $sysname ether $ether &
						wait
					}
				}
			}
		}
		rm -f /env/ether /env/addrs /env/addr
	}
}

if(! test -e /net/dns)
	ndb/dns -r

if(! ps|grep -s timesync){
	if(~ $#ntp 0)
		. <{ndb/ipquery sys $sysname ntp | sed 's, +,\n,g'}
	if(~ $#ntp 0)
		ntp=pool.ntp.org
	aux/timesync -n $ntp
	sleep 2
}

if(test -d /cfg/$sysname/service)
	serviced=/cfg/$sysname/service
if not if(test -d /cfg/default/service)
	serviced=/cfg/default/service
if not
	serviced=/rc/bin/service
if(~ $#auth 0)
	auth=`{ndb/ipquery sys $sysname auth | sed 's,auth=,,g'}
if(@{
	for(a in `{ndb/ipquery sys $sysname ip sys dom | sed 's,(ip|sys|dom)=,,g'}){
		if(~ $a $auth)
			exit ''
	}
	exit 'no'
}){
	# cpu+auth server
	auth/keyfs -wp -m /mnt/keys /adm/keys
	aux/listen -q -t /rc/bin/service.auth -d $serviced tcp
}
if not {
	# cpu server
	aux/listen -q -d $serviced tcp
}

if(test -f /dev/apm)
	aux/apm

if(test -e /cfg/$sysname/cpustart)
	. /cfg/$sysname/cpustart

# mode of /proc/*/ctl is inherited across rfork, and sets modes on
# other /proc files, such as note, so let listen be killed.
dontkill '^(ipconfig|factotum|mntgen|venti|hjfs|kfs|cfs|cwfs.*|9660srv|dossrv|paqfs|cs|dns|reboot|usbd|kb|disk|ether|wpa)$'