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#!/bin/sh
# CARP state change control script
HOSTNAME=`hostname`
if [ ! -f /data/nfs/nfs.DO_NOT_REMOVE ]; then
logger '/data/nfs not mounted, mounting it now!'
if ! /usr/local/sbin/f3s-mount-keys; then
logger 'could not mount /keys; refusing to load ZFS keys for NFS'
exit 1
fi
if [ "$HOSTNAME" = 'f0.lan.buetow.org' ]; then
zfs load-key -L file:///keys/f0.lan.buetow.org:zdata.key zdata/enc/nfsdata
zfs set mountpoint=/data/nfs zdata/enc/nfsdata
else
zfs load-key -L file:///keys/f0.lan.buetow.org:zdata.key zdata/sink/f0/zdata/enc/nfsdata
zfs set mountpoint=/data/nfs zdata/sink/f0/zdata/enc/nfsdata
zfs mount zdata/sink/f0/zdata/enc/nfsdata
zfs set readonly=on zdata/sink/f0/zdata/enc/nfsdata
fi
service nfsd stop 2>&1
service mountd stop 2>&1
fi
case "$2" in
MASTER)
logger "CARP state changed to MASTER, starting services"
service rpcbind start >/dev/null 2>&1
service mountd start >/dev/null 2>&1
service nfsd start >/dev/null 2>&1
service nfsuserd start >/dev/null 2>&1
service stunnel restart >/dev/null 2>&1
logger "CARP MASTER: NFS and stunnel services started"
;;
BACKUP)
logger "CARP state changed to BACKUP, stopping services"
service stunnel stop >/dev/null 2>&1
service nfsd stop >/dev/null 2>&1
service mountd stop >/dev/null 2>&1
service nfsuserd stop >/dev/null 2>&1
logger "CARP BACKUP: NFS and stunnel services stopped"
;;
*)
logger "CARP state changed to $2 (unhandled)"
;;
esac
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