Christian Schwarz
33 lines
852 B
Bash
33 lines
852 B
Bash
#!/usr/bin/env bash
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set -euo pipefail
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set -x
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cd "$1"
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MACH=$(uname -m)
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MACH="${MACH/aarch64/aarch_64}"
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VERSION=33.4
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FILENAME=protoc-"$VERSION"-linux-"$MACH".zip
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if [ -e "$FILENAME" ]; then
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echo "$FILENAME" already exists 1>&2
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exit 1
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fi
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wget --continue https://github.com/protocolbuffers/protobuf/releases/download/v"$VERSION"/"$FILENAME"
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stat "$FILENAME"
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# Select the correct checksum for the downloaded architecture
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case "$MACH" in
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aarch_64) EXPECTED_SHA256="15aa988f4a6090636525ec236a8e4b3aab41eef402751bd5bb2df6afd9b7b5a5" ;;
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x86_64) EXPECTED_SHA256="c0040ea9aef08fdeb2c74ca609b18d5fdbfc44ea0042fcfbfb38860d35f7dd66" ;;
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*) echo "Unknown architecture: $MACH" >&2; exit 1 ;;
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esac
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# Verify checksum explicitly - fails if hash doesn't match
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echo "$EXPECTED_SHA256 $FILENAME" | sha256sum -c -
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unzip -d . "$FILENAME"
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