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path: root/distribution/cassandra/docker-entrypoint.sh
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#!/bin/bash
set -e

for f in /docker-entrypoint-initdb.d/*.cql; do
    chown cassandra.root "$f"
done


# first arg is `-f` or `--some-option`
# or there are no args
if [ "$#" -eq 0 ] || [ "${1#-}" != "$1" ]; then
	set -- cassandra -f "$@"
fi

# allow the container to be started with `--user`
if [ "$1" = 'cassandra' -a "$(id -u)" = '0' ]; then
	chown -R cassandra /var/lib/cassandra /var/log/cassandra "$CASSANDRA_CONFIG"
	exec gosu cassandra "$BASH_SOURCE" "$@"
fi

if [ "$1" = 'cassandra' ]; then
	: ${CASSANDRA_RPC_ADDRESS='0.0.0.0'}

	: ${CASSANDRA_LISTEN_ADDRESS='auto'}
	if [ "$CASSANDRA_LISTEN_ADDRESS" = 'auto' ]; then
		CASSANDRA_LISTEN_ADDRESS="$(hostname --ip-address)"
	fi

	: ${CASSANDRA_BROADCAST_ADDRESS="$CASSANDRA_LISTEN_ADDRESS"}

	if [ "$CASSANDRA_BROADCAST_ADDRESS" = 'auto' ]; then
		CASSANDRA_BROADCAST_ADDRESS="$(hostname --ip-address)"
	fi
	: ${CASSANDRA_BROADCAST_RPC_ADDRESS:=$CASSANDRA_BROADCAST_ADDRESS}

	if [ -n "${CASSANDRA_NAME:+1}" ]; then
		: ${CASSANDRA_SEEDS:="cassandra"}
	fi
	: ${CASSANDRA_SEEDS:="$CASSANDRA_BROADCAST_ADDRESS"}
	
	sed -ri 's/(- seeds:).*/\1 "'"$CASSANDRA_SEEDS"'"/' "$CASSANDRA_CONFIG/cassandra.yaml"

	for yaml in \
		broadcast_address \
		broadcast_rpc_address \
		cluster_name \
		endpoint_snitch \
		listen_address \
		num_tokens \
		rpc_address \
		start_rpc \
	; do
		var="CASSANDRA_${yaml^^}"
		val="${!var}"
		if [ "$val" ]; then
			sed -ri 's/^(# )?('"$yaml"':).*/\2 '"$val"'/' "$CASSANDRA_CONFIG/cassandra.yaml"
		fi
	done

	for rackdc in dc rack; do
		var="CASSANDRA_${rackdc^^}"
		val="${!var}"
		if [ "$val" ]; then
			sed -ri 's/^('"$rackdc"'=).*/\1 '"$val"'/' "$CASSANDRA_CONFIG/cassandra-rackdc.properties"
		fi
	done
fi

for f in /docker-entrypoint-initdb.d/*.cql; do
    if [ "${CASSUSER}" ]; then
        sed -ri 's/CASSUSER/'${CASSUSER}'/' "$f"
    fi
    if [ "${CASSPASS}" ]; then
        sed -ri 's/CASSPASS/'${CASSPASS}'/' "$f"
    fi
done




echo "################################ Let run Scripts ##############################"
for f in /docker-entrypoint-initdb.d/*; do
    
    case "$f" in
        *.cql)
            echo "$0: running $f" && until cqlsh -u cassandra -p cassandra -f "$f"; do >&2 echo "Cassandra is unavailable - sleeping"; sleep 2; done & ;;
        *)        echo "$0: ignoring $f" ;;
    esac
    echo
done
echo "################################ Let run Scripts End ##############################"

exec "$@"