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|
# TODO
# settime
# handle rootspec
# handle rootdir
# clean rc environment before running init(8)
# kfs
# caching
rfork e
# boot methods
mlocal = (configlocal connectlocal)
mtcp = (configtcp connecttcp)
mtab = (mlocal mtcp)
config=1
connect=2
. /rc/lib/local.rc
. /rc/lib/tcp.rc
fn fatal {
echo $*
exit $"*
}
fn must {
$* || fatal $"*^': '^$status
}
fn ask {
echo -n $1
echo -n $2
if(! ~ $#3 0){
echo -n ' ['
echo -n $3
echo -n '] '
}
$1=`{read}
if(~ $#$1 0)
$1=$3
if(~ $"$1 '!rc'){
rc -i
$1=()
}
if(~ $#$1 0)
ask $*
}
fn readmethod{
found=0
while(~ $found 0){
if(~ $#nobootprompt 0){
echo
showlocaldevs
ask bootargs ' are? (tcp, local!device)' $"bootargs
}
if not {
bootargs=$nobootprompt
nobootprompt=()
}
method=`{echo $bootargs | awk -F! '{print $1}'}
NF=`{echo $bootargs | awk -F! '{print NF}'}
for(i in `{seq 1 $#mtab}){
if(~ $mtab($i) m^$method)
found=$i
}
if(~ $found 0)
echo method $method not found
}
methodarg = `{echo $bootargs | awk -F! '{print $2}'}
mp = $$mtab($found)
}
fn main{
rm -f /srv/boot
readmethod
$mp($config) $methodarg
switch($method){
case local
islocal=1
case hybrid
ishybrid=1
}
# authentication agent
if(! test -f /srv/factotum){
x=(/boot/factotum -sfactotum)
if(~ $cpuflag 1)
x=($x -kS)
if not
x=($x -u)
if(! ~ $#authaddr 0)
x=($x -a $authaddr)
if(! ~ $#debugfactotum 0)
x=($x -p)
must $x
}
# connect to the root file system
$mp($connect) $methodarg
# mount root filesystem
must mount -c /srv/boot /root
# start pager
if(test -x /dev/swap)
echo -n start >/dev/swap
# remove part of our temporary root
/mnt/broot/$cputype/bin/unmount /$cputype/bin /bin
/mnt/broot/$cputype/bin/unmount /rc/bin /bin
/mnt/broot/$cputype/bin/unmount /
# create the name space, mount the root fs
/mnt/broot/$cputype/bin/bind / /
/mnt/broot/$cputype/bin/mount -ac '#s/boot' /
# remove the remaining temporary root
/mnt/broot/$cputype/bin/unmount /mnt/broot
rootdir=/root
if(~ $#init 0){
init=/$cputype/init
if(~ $cpuflag 1)
init=($init -c)
if not
init=($init -t)
# TODO handle mflag
}
exec $init
}
bind -q '#p' /proc
bind -qa '#S' /dev
bind -qa '#f' /dev
bind -qa '#k' /dev
bind -qa '#æ' /dev
if(test -e '#u'){
bind -a '#u' /dev
usb/usbd
sleep 1
}
if(! ~ $#kbmap 0){
bind -a '#κ' /dev
if(test -r $"kbmap)
cat $"kbmap >/dev/kbmap
}
configlocal # add partitions and binds
while()@{
rfork n
main
}
|
