39 lines
1.2 KiB
Bash
39 lines
1.2 KiB
Bash
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#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p nix-prefetch-scripts
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set -eou pipefail
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version=$1
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bucket="https://download.pytorch.org/libtorch"
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CUDA_VERSION=cu124
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url_and_key_list=(
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"aarch64-darwin-cpu $bucket/cpu/libtorch-macos-arm64-${version}.zip libtorch-macos-arm64-${version}.zip"
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"x86_64-linux-cpu $bucket/cpu/libtorch-cxx11-abi-shared-with-deps-${version}%2Bcpu.zip libtorch-cxx11-abi-shared-with-deps-${version}-cpu.zip"
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"x86_64-linux-cuda $bucket/${CUDA_VERSION}/libtorch-cxx11-abi-shared-with-deps-${version}%2B${CUDA_VERSION}.zip libtorch-cxx11-abi-shared-with-deps-${version}-${CUDA_VERSION}.zip"
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)
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hashfile="binary-hashes-$version.nix"
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echo " \"$version\" = {" >> $hashfile
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for url_and_key in "${url_and_key_list[@]}"; do
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key=$(echo "$url_and_key" | cut -d' ' -f1)
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url=$(echo "$url_and_key" | cut -d' ' -f2)
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name=$(echo "$url_and_key" | cut -d' ' -f3)
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echo "prefetching ${url}..."
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hash=$(nix hash to-sri --type sha256 $(nix-prefetch-url --unpack "$url" --name "$name"))
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echo " $key = {" >> $hashfile
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echo " name = \"$name\";" >> $hashfile
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echo " url = \"$url\";" >> $hashfile
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echo " hash = \"$hash\";" >> $hashfile
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echo " };" >> $hashfile
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echo
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done
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echo " };" >> $hashfile
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echo "done."
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