setup-db.sh

#!/usr/bin/env bash
region=$(curl http://169.254.169.254/latest/meta-data/placement/region | sed 's/-1$//')
sed -i "s/<DATACENTER>/${region}/g" /opt/scylla_setup/setup.cql
ip=$(curl http://169.254.169.254/latest/meta-data/local-ipv4)

export CQLSH_HOST=$ip
max_attempts=30
retry_interval=10

echo "Waiting for $ip to become available..."

for (( i=0; i<max_attempts; i++ )); do
   if cqlsh -e 'describe cluster'; then
       echo "ScyllaDB is up! Executing initial DB configuration"
       cqlsh -f /opt/scylla_setup/setup.cql
       exit 0
   else
       echo "Attempt $i: ScyllaDB is not yet available. Retrying in $retry_interval seconds..."
       sleep $retry_interval
   fi
done

echo "ScyllaDB did not become available after $max_attempts attempts."
exit 1