plan9front/rc/bin/cpurc

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#!/bin/rc
# the pccpuf kernel runs this file
date > /env/boottime
for(i in m i P S t u '$')
bind -a '#'^$i /dev >/dev/null >[2=1]
mount -qb /srv/cons /dev
# mount points
mntgen -s slashn && 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
# name translation, cs sets /dev/sysname
ndb/cs
sysname=`{cat /dev/sysname}
if (~ $#sysname 0 || ~ $sysname ''){
sysname=cirno # default
echo -n $sysname >/dev/sysname
}
prompt=($sysname^'# ' ' ')
# parallelism for mk
NPROC=`{wc -l </dev/sysstat}
# 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){
ether=`{ndb/query sys $sysname ether}
if(~ $#ether 1){
# try /lib/ndb first, then do dhcp
ip/ipconfig -N >[2]/dev/null || ip/ipconfig
}
rm -f /env/ether
}
}
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(~ $#auth 0){
auth=`{ndb/query sys $sysname auth}
. <{ndb/ipquery sys $sysname auth | sed 's, +,\n,g'}
}
switch($auth){
case `{ echo $sysname; ndb/query sys $sysname dom
if(test -r /net/ipselftab){
for(i in `{awk '/u\ *$/{print $1}' /net/ipselftab}){
echo $i; ndb/ipquery ip $i dom; ndb/ipquery ip $i sys
} | sed 's,[^ ]+=,,g'}}
# cpu+auth server
auth/keyfs -wp -m /mnt/keys /adm/keys
aux/listen -q -t /rc/bin/service.auth -d /rc/bin/service tcp
case *
# cpu server
aux/listen -q -d /rc/bin/service tcp
}
if(test -f /dev/apm)
aux/apm
if(test -e /cfg/$sysname/cpustart)
. /cfg/$sysname/cpustart
# mode of /proc/*/ctl is inherited across rfork, and sets modes on
# other /proc files, such as note, so let listen be killed.
dontkill '^(ipconfig|factotum|mntgen|venti|kfs|cfs|cwfs.*|9660srv|dossrv|paqfs|cs|dns|reboot|usbd|kb|disk|ether)$'