ci/docker/install/ubuntu_cudnn.sh

#!/usr/bin/env bash

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#
#   http://www.apache.org/licenses/LICENSE-2.0
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# build and install are separated so changes to build don't invalidate
# the whole docker cache for the image

# Assumes base image is from nvidia/cuda

set -ex

if [ -z ${CUDNN_VERSION} ]; then
	echo "Error: CUDNN_VERSION environment variable undefiend"
	exit 1
fi

apt-get update || true

case ${CUDA_VERSION} in
	10\.1*)
		export libcudnn7_version="${CUDNN_VERSION}-1+cuda10.1"
		export libcudnn7_dev_version="${CUDNN_VERSION}-1+cuda10.1"
		;;
	10\.0*)
		export libcudnn7_version="${CUDNN_VERSION}-1+cuda10.0"
		export libcudnn7_dev_version="${CUDNN_VERSION}-1+cuda10.0"
		;;
	9\.0*)
		export libcudnn7_version="${CUDNN_VERSION}-1+cuda9.0"
		export libcudnn7_dev_version="${CUDNN_VERSION}-1+cuda9.0"
		;;
	9\.2*)
		export libcudnn7_version="${CUDNN_VERSION}-1+cuda9.2"
		export libcudnn7_dev_version="${CUDNN_VERSION}-1+cuda9.2"
		;;
	*)
		echo "Unsupported CUDA version ${CUDA_VERSION}"
		exit 1
		;;
esac

apt-get install -y --allow-downgrades libcudnn7=${libcudnn7_version} libcudnn7-dev=${libcudnn7_dev_version}