plan9fox/rc/bin/cpurc

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#!/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 $ether/addr}
switch($addr){
case $addrs
# try /lib/ndb first, then do dhcp/slaac
ip/ipconfig -6 ether $ether
ip/ipconfig -N ether $ether >[2]/dev/null || @{
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/$sysname/cpustart
# mode of /proc/*/ctl is inherited across rfork, and sets modes on
# other /proc files, such as note, so let listen be killed.
dontkill '^(ipconfig|factotum|mntgen|venti|hjfs|kfs|cfs|cwfs.*|9660srv|dossrv|paqfs|cs|dns|reboot|usbd|kb|disk|ether|wpa)$'