mirror of
https://github.com/mitchellh/zig-overlay.git
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56 lines
1.6 KiB
Text
Executable file
56 lines
1.6 KiB
Text
Executable file
#!/usr/bin/env nix-shell
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#! nix-shell -p curl jq minisign -i sh
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set -e
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# The well known public key for Zig
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PUBLIC_KEY="RWSGOq2NVecA2UPNdBUZykf1CCb147pkmdtYxgb3Ti+JO/wCYvhbAb/U"
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# Grab the JSON and parse the version
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curl -s 'https://ziglang.org/download/index.json' > index.json
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VERSION=$(cat index.json | jq -r '.master.version')
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echo "Parsing master version: ${VERSION}"
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# Verify the signature of the JSON before we parse it
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curl -s "https://ziglang.org/builds/zig-${VERSION}-index.json.minisig" > index.json.minisig
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minisign -V -P ${PUBLIC_KEY} -x index.json.minisig -m index.json
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# Build our new sources.json
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cat index.json | jq '
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["aarch64-linux", "x86_64-linux", "aarch64-macos", "x86_64-macos", "aarch64-windows", "x86_64-windows"] as $targets |
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def todarwin(x): x | gsub("macos"; "darwin");
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def toentry(vsn; x):
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[(vsn as $version |
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.value |
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to_entries[] |
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select(.key as $key | any($targets[]; . == $key)) | {
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(todarwin(.key)): {
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"url": .value.tarball,
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"sha256": .value.shasum,
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"version": $version,
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}
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}
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)] | add | first(values, {});
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reduce to_entries[] as $entry ({}; . * (
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$entry | {
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(.key): (
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if (.key != "master") then
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toentry(.key; .value)
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else {
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"latest": toentry(.value.version; .value),
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(.value.date): toentry(.value.version; .value),
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} end
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)
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}
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))
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' > sources.new.json
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# For debugging
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# cat sources.new.json
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# exit
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# Copy the old file since jq can't modify in-place. This is also a backup.
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cp sources.json sources.old.json
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# Recursive merge
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jq -s '.[0] * .[1]' sources.old.json sources.new.json > sources.json
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