DESC="Invirt Xen host"
PARENTPACKAGE=xend
GEN_FILES=(/etc/xen/xend-config.sxp.invirt)
-SYSVMS=(s_master s_remote s_console)
-i=1
-for vm in "${SYSVMS[@]}"; do
- GEN_FILES[$i]="/etc/xen/sysvms/$vm"
- i=$((i + 1))
-done
dpkg -s "$PACKAGE" >/dev/null 2>/dev/null || exit 0
. /lib/init/gen-files.sh
. /lib/init/std-init.sh
-start_sysvm() {
- # Attempt to start a sysvm, but only if it's not running already
- # somewhere on the cluster
-
- VM="$1"
- DISK="/dev/xenvg/${VM}_hda"
-
- # Don't bother trying to start the VM if it's already running
- if xm list "$1" >/dev/null 2>&1; then
- return 1
- fi
-
- if lvchange -a n "$DISK" >/dev/null 2>&1 && lvchange -a ey "$DISK" >/dev/null 2>&1; then
- # If we can disable and then re-enable the VMs disk, then the
- # VM can't be running. If the lvchange -a ey succeeds, then we
- # have an exclusive lock across the cluster on enabling the
- # disk, which avoids the potential race condition of two hosts
- # starting a VM at the same time
- [ "$VERBOSE" != no ] && log_daemon_msg "Starting sysvm $VM"
- xm create "sysvms/$VM" >/dev/null
- [ "$VERBOSE" != no ] && log_end_msg $?
- RET=0
- else
- RET=1
- fi
-
- # Regardless of whether we could get the lock or not, the
- # lvchange -a n probably disabled the LV somewhere; be sure we
- # clean up
- lvchange -a y "$DISK" >/dev/null 2>&1
-
- return $RET
-}
-
do_startup() {
gen_files
- for vm in "${SYSVMS[@]}"; do
- start_sysvm "$vm"
- done
-
echo 1 >/proc/sys/net/ipv4/ip_forward
for i in all default; do
echo 1 >/proc/sys/net/ipv4/conf/$i/rp_filter