108 lines
1.8 KiB
Bash
108 lines
1.8 KiB
Bash
#!/bin/rc
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# fshalt [-r] - sync (flush) and, if possible, halt all file servers
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# and optionally reboot
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rfork e
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reboot=no
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switch ($#*) {
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case 0
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case 1
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reboot=yes
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case *
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echo usage: $0 '[-r]' >[1=2]
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exit usage
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}
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path=(/bin)
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builtin cd /
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setrtc
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# start venti flushing
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venti/sync -h localhost >[2]/dev/null &
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venti/sync >[2]/dev/null &
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unmount /mnt/consoles >[2]/dev/null
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kill consolefs | rc # don't compete with /mnt/consoles
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sleep 1
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f=`{ls /srv/fscons*>[2]/dev/null}
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k=`{ls /srv/kfs*cmd >[2]/dev/null|sort -r}
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echo -n syncing...
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for(i in $f) @ {
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echo -n $i...
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{
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echo
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dial/drain &
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sleep 2
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echo fsys all sync
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if(! dial/expect -t 120 ': ')
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echo -n 'not synced...' > /dev/cons
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} < $i >> $i
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}
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# flush the last bit of possible fossil traffic
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echo -n venti...
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venti/sync -h localhost >[2]/dev/null &
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venti/sync >[2]/dev/null &
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sleep 5
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for (i in $k){
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echo -n $i...
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switch($i){
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case /srv/kfs.cmd
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disk/kfscmd sync
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case *
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disk/kfscmd -n `{echo $i | sed -n 's%/srv/kfs.(.*).cmd%\1%p'} sync
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}
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sleep 2
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}
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# halting (binaries we run can't be on the fs we're halting)
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ramfs
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builtin cd /tmp
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cp /bin/dial/expect /tmp
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cp /bin/echo /tmp
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cp /bin/disk/kfscmd /tmp
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cp /bin/rc /tmp
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cp /bin/sed /tmp
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cp /bin/ns /tmp
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cp /bin/iostats /tmp
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mkdir /tmp/lib
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cp /rc/lib/rcmain /tmp/lib
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bind /tmp /rc
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bind /tmp /bin
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# put this in a shell function so this rc script doesn't get read
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# when it's no longer accessible
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fn x {
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echo
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echo -n halting...
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for(i in $f) @ {
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echo -n $i...
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{
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echo fsys all halt
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if(! expect -t 60 ': ')
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echo -n 'not halted...' > /dev/cons
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} < $i >> $i
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}
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for (i in $k){
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echo -n $i...
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switch($i){
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case /srv/kfs.cmd
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kfscmd halt
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case *
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kfscmd -n `{echo $i | sed -n 's%/srv/kfs.(.*).cmd%\1%p'} halt
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}
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}
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echo
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echo done halting
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if (~ $reboot yes) {
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echo rebooting...
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echo reboot >'#c/reboot'
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}
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}
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x
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