xref: /plan9/sys/src/9/pc/boot.fs (revision 99c5542733063989ecf76031d5eb261c95490702)
1#!/boot/rc -m /boot/rcmain
2# boot script for file servers, including standalone ones
3path=(/boot /$cputype/bin /rc/bin .)
4fn diskparts {
5	# set up any /dev/sd partitions
6	for(disk in /dev/sd*) {
7		if(test -f $disk/data && test -f $disk/ctl)
8			fdisk -p $disk/data >$disk/ctl >[2]/dev/null
9		if(test -f $disk/plan9)
10			parts=($disk/plan9*)
11		if not
12			parts=($disk/data)
13		for(part in $parts)
14			if(test -f $part)
15				prep -p $part >$disk/ctl >[2]/dev/null
16	}
17}
18
19cd /boot
20echo -n boot...
21if (! test -e /env/vmpc)
22	vmpc=23			# % of free memory for venti
23cp '#r/rtc' '#c/time'
24bind -a '#I0' /net
25bind -a '#l0' /net
26bind -a '#¤' /dev
27bind -a '#S' /dev
28bind -a '#k' /dev
29bind -a '#æ' /dev
30bind -a '#u' /dev
31bind '#p' /proc
32bind '#d' /fd
33bind -c '#s' /srv
34# bind -a /boot /
35
36# start usb for keyboard, disks, etc.
37if (test -e /dev/usb/ctl) {
38	echo -n usb...
39	usbd
40}
41
42echo -n disks...
43if(! ~ $dmaon no)
44	for (ctl in /dev/sd[C-H]?/ctl)
45		if (test -e $ctl)
46			echo 'dma on' >$ctl
47
48diskparts
49
50# set up any fs(3) partitions (HACK)
51# don't match AoE disks, as those may be shared.
52if (test ! -e /env/fscfg)
53	fscfg=`{ls -d /dev/sd[~e-h]?/fscfg >[2]/dev/null | sed 1q}
54if (~ $#fscfg 1 && test -r $fscfg)
55	zerotrunc <$fscfg | read -m >/dev/fs/ctl
56
57# figure out which arenas and fossil partitions to use.
58# don't match AoE disks, as those may be shared.
59if(! test -e /env/arena0){
60	if (test -e	/dev/fs/arena0)
61		arena0=	/dev/fs/arena0
62	if not if (test -e	/dev/sd[~e-h]?/arena0)
63		arena0=		/dev/sd[~e-h]?/arena0
64	if not
65		arena0=/dev/null
66}
67if (test -e	/dev/fs/fossil)
68	fossil=	/dev/fs/fossil
69if not if (test -e	/dev/sd[~e-h]?/fossil)
70	fossil=		/dev/sd[~e-h]?/fossil
71if not
72	fossil=/dev/null
73
74#
75# the local disks are now sorted out.
76# set up the network, auth, venti and fossil.
77#
78
79echo -n ip...
80if (~ $#ip 1 && ! ~ $ip '') {
81	# need to supply ip, ipmask and ipgw in plan9.ini to use this
82	ipconfig -g $ipgw ether /net/ether0 $ip $ipmask
83	echo 'add 0 0 '^$ipgw >>/net/iproute
84}
85if not
86	ipconfig
87# if outside, add explicit vfw routing to the inside
88switch (`{sed '/\.(0|255)[	 ]/d' /net/ipselftab}) {
89case 135.104.24.*				# new outside
90	echo 'add 135.104.9.0 255.255.255.0 135.104.24.13' >>/net/iproute
91}
92ipconfig loopback /dev/null 127.1
93
94# local hackery: add extra sr luns of shelf 1
95if (test -e /dev/aoe/1.1 && ! test -e /dev/sdf0)
96	echo config switch on spec f type aoe//dev/aoe/1.1 >/dev/sdctl
97if (test -e /dev/aoe/1.2 && ! test -e /dev/sdg0)
98	echo config switch on spec g type aoe//dev/aoe/1.2 >/dev/sdctl
99diskparts
100
101# so far we're using the default key from $nvram, usually
102# for insideout.plan9.bell-labs.com on outside machines,
103# and have mounted our root over the net, if running diskless.
104# factotum always mounts itself (on /mnt by default).
105
106echo -n factotum...
107if(~ $#auth 1){
108	echo start factotum on $auth
109	factotum -sfactotum -S -a $auth
110}
111if not
112	factotum -sfactotum -S
113mount -b /srv/factotum /mnt
114
115# if a keys partition exists, add its contents to factotum's
116keys=`{ls -d /dev/sd*/keys >[2]/dev/null | sed 1q}
117if (~ $#keys 1 && test -r $keys) {
118	echo -n add keys...
119	zerotrunc <$keys | aescbc -n -d | read -m >/mnt/factotum/ctl
120}
121
122# get root from network if fsaddr set in plan9.ini, and bail out here
123if (test -e /env/fs) {
124	echo -n fs root...
125	if(! srv tcp!$fs!564 boot)
126		exec ./rc -m/boot/rcmain -i
127	if(! mount -c /srv/boot /root)
128		exec ./rc -m/boot/rcmain -i
129}
130
131# start venti store
132if (! ~ $arena0 /dev/null && test -r $arena0) {
133	echo -n start venti on $arena0...
134	venti=tcp!127.0.0.1!17034
135	vcfg=`{ls -d /dev/sd*/venticfg >[2]/dev/null | sed 1q}
136	if (~ $#vcfg 1 && test -r $vcfg)
137		venti -m $vmpc -c $vcfg
138	if not
139		venti -m $vmpc -c $arena0
140	sleep 10
141}
142if not if (! test -e /env/venti)
143	venti=tcp!135.104.9.33!17034		# local default
144
145# start root fossil, may serve /srv/boot
146if (! ~ $fossil /dev/null && test -r $fossil) {
147	echo -n root fossil on $fossil...
148	fossil -m 2 -f $fossil
149	sleep 3
150}
151
152#
153# normal start up on local fossil root
154#
155
156rootdir=/root
157rootspec=main/active
158
159# factotum is now mounted in /mnt; keep it visible.
160# newns() needs it, among others.
161
162# mount new root
163if (test -e /srv/boot)
164	srv=boot
165if not if (test -e /srv/fossil)
166	srv=fossil
167if not if (test -e /srv/fsmain)
168	srv=fsmain
169if not {
170	echo cannot find a root in /srv:
171	ls -l /srv
172}
173echo -n mount -cC /srv/$srv $rootdir...
174	mount -cC /srv/$srv $rootdir
175bind -a $rootdir /
176
177if (test -d $rootdir/mnt)
178	bind -ac $rootdir/mnt /mnt
179mount -b /srv/factotum /mnt
180
181# standard bin
182if (! test -d /$cputype) {
183	echo /$cputype missing!
184	exec ./rc -m/boot/rcmain -i
185}
186bind /$cputype/bin /bin
187bind -a /rc/bin /bin
188
189# run cpurc
190echo cpurc...
191path=(/bin . /boot)
192/$cputype/init -c
193
194exec ./rc -m/boot/rcmain -i
195