#!/bin/rc
# ramfossil score/vacfile [ramsrv name] [fossil fsname]
# creates a small fossil in ram and initializes it with the provided score

diskfile=()
disksize=200000
while (~ $1 -*){
	switch($1){
	case -l
		listenport=$2
		shift
	case -s
		disksize=$2
		shift
	case -f
		diskfile=$2
		shift
	}
	shift
}
score=$1
if(~ $1 *.vac)
	score=`{cat $1}
if(~ $#1 0){
	echo no rootscore!
	exit
}
ramsrv=$2
fos=$3
if(~ $#ramsrv 0)
	ramsrv=ramdisk
if(~ $#fos 0)
	fos=ram
if(~ $#diskfile 0)
	diskfile=/n/$ramsrv/fossil
score=`{echo $score |sed 's/vac://'}

echo fsys main config $diskfile >/tmp/ramfosconf
echo fsys main open -c 1024 >>/tmp/ramfosconf
echo srv -p $fos^fscons >>/tmp/ramfosconf
echo srv -A $fos^fossil >>/tmp/ramfosconf
if(! ~ $#listenport 0)
	echo 'listen tcp!*!'^$listenport >>/tmp/ramfosconf

echo 'kill fossil.'^$pid^' |rc' >/usr/grid/killscript
echo 'kill ramfs.'^$pid^' |rc' >>/usr/grid/killscript
echo 'rm /tmp/fossil.'^$pid >>/usr/grid/killscript
echo 'rm /tmp/ramfs.'^$pid >>/usr/grid/killscript

if(~ $diskfile /n/$ramsrv/fossil){
	cp /bin/ramfs /tmp/ramfs.$pid
	/tmp/ramfs.$pid -S $ramsrv
	mount -c /srv/$ramsrv /n/$ramsrv
	touch $diskfile
	dd -if /dev/zero -of $diskfile -count $disksize
}
if(test -d /bin/fossil){
	cp /bin/fossil/fossil /tmp/fossil.$pid
	fossil/conf -w $diskfile /tmp/ramfosconf
	fossil/flfmt -y -v $score $diskfile
	/tmp/fossil.$pid -f $diskfile
	exit
}
cp /bin/fossil /tmp/fossil.$pid
fossilconf -w $diskfile /tmp/ramfosconf
flfmt -y -v $1 $diskfile
/tmp/fossil.$pid -f $diskfile