#!/bin/sh
set -eu

if [ "${REDIS_AUTH_ENABLED:-false}" = "true" ]; then
  secret=/run/secrets/redis_password
  [ -f "$secret" ] && [ -r "$secret" ] && [ -s "$secret" ] || exit 1
  REDISCLI_AUTH="$(tr -d '\r\n' < "$secret")"
  export REDISCLI_AUTH
fi

response="$(redis-cli ping 2>/dev/null)"
[ "$response" = "PONG" ]