echo "==> Starting Stackengine"

if [ "x$ETCD" != "x" ]; then

echo "==> ETCD set to $ETCD. starting stackengine with etcd support."

export ETCD_PATH="/services/stackengine"}

export ETCD_OPTIONS="--no-sync -C $ETCD"

# wait for etcd to be available

until etcdctl $ETCD_OPTIONS ls >/dev/null 2>&1; do

echo "==> waiting for etcd at $ETCD..."

sleep 1

done

# wait until etcd has discarded potentially stale values

sleep 31

LEADER=`etcdctl $ETCD_OPTIONS ls /services/controller-8001 2>&1 | grep -E '^/services' | head -1`

COUNT=`etcdctl $ETCD_OPTIONS ls /services/controller-8001 2>&1 | grep -E '^/services' | wc -l`

if [ $COUNT -gt 1 ]; then

LEADER_IP=`etcdctl $ETCD_OPTIONS get $LEADER | awk -F: '{ print $1}'`

# Make sure I wasn't given my own IP

while [ "$LEADER_IP" == "$HOST" ]; do

LEADER=`etcdctl $ETCD_OPTIONS ls /services/controller-8001 2>&1 | head -1 | grep -E '^/services'`

LEADER_IP=`etcdctl $ETCD_OPTIONS get $LEADER | awk -F: '{ print $1}'`

done

echo "-----> Leader found at $LEADER_IP"

sleep 5

/app/bin/stackengine -admin -bind=${HOST} -debug=all -join=$LEADER_IP

echo "-----> I might already be the leader?"

sleep 5

/app/bin/stackengine -admin -bind=${HOST} -debug=all

exit 1