#!/nix/store/izpf49b74i15pcr9708s3xdwyqs4jxwl-bash-5.2p32/bin/bash
set -e
set -eou pipefail
compression=$(sed -nr 's/compress_build_logs_compression = ()/\1/p' /var/lib/hydra/hydra.conf)
if [[ $compression == "" ]]; then
  compression="bzip2"
elif [[ $compression == zstd ]]; then
  compression="zstd --rm"
fi
find /var/lib/hydra/build-logs -type f -name "*.drv" -mtime +3 -size +0c | xargs -r "$compression" --force --quiet


