59 lines
1.9 KiB
Bash
Executable File
59 lines
1.9 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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# Script to get latest Alpine version and hash
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# Usage: ./update-alpine.sh
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# Get the latest Alpine version by checking the releases page
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# Alpine versions are in format like "3.23.2" under v3.23 directory
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LATEST_MINOR=$(curl -s https://dl-cdn.alpinelinux.org/alpine/ | \
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grep -oP 'v\d+\.\d+' | \
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sort -V | \
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tail -n1)
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if [[ -z "$LATEST_MINOR" ]]; then
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echo "Error: Could not determine latest Alpine minor version" >&2
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exit 1
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fi
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# Get the latest patch version from that minor version
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VERSION=$(curl -s "https://dl-cdn.alpinelinux.org/alpine/${LATEST_MINOR}/releases/x86_64/" | \
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grep -oP 'alpine-netboot-\K[\d.]+(?=-x86_64\.tar\.gz)' | \
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sort -V | \
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tail -n1)
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if [[ -z "$VERSION" ]]; then
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echo "Error: Could not determine latest Alpine version" >&2
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exit 1
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fi
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# Download the .sha256 checksum file
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CHECKSUM_URL="https://dl-cdn.alpinelinux.org/alpine/${LATEST_MINOR}/releases/x86_64/alpine-netboot-${VERSION}-x86_64.tar.gz.sha256"
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HASH_HEX=$(curl -s "$CHECKSUM_URL" | awk '{print $1}')
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if [[ -z "$HASH_HEX" ]]; then
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echo "Error: Could not download checksum from $CHECKSUM_URL" >&2
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exit 1
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fi
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# Convert hex hash to SRI format
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HASH_SRI=$(nix-hash --type sha256 --to-sri "$HASH_HEX")
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# Output version and hash
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echo "version: $VERSION"
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echo "hash: $HASH_SRI"
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echo ""
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# Check mirror availability
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echo "Checking mirror availability..." >&2
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MIRROR_URL="https://dl.jakstys.lt/boot/alpine-netboot-${VERSION}-x86_64.tar.gz"
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if curl -sI "$MIRROR_URL" | head -1 | grep -q "200"; then
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echo "✓ File available on mirror" >&2
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else
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echo "⚠ Warning: File not found on mirror!" >&2
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echo ""
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echo "To upload to mirror, run:" >&2
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echo " ssh fwminex sh -c 'cd /var/www/dl/boot && wget https://dl-cdn.alpinelinux.org/alpine/${LATEST_MINOR}/releases/x86_64/alpine-netboot-${VERSION}-x86_64.tar.gz'" >&2
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echo ""
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fi
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