40 lines
1.6 KiB
Bash
40 lines
1.6 KiB
Bash
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#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p curl common-updater-scripts jq nix nix-prefetch-scripts moreutils
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set -euxo pipefail
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FILE="$(nix-instantiate --eval -E 'with import ./. {}; (builtins.unsafeGetAttrPos "version" grafana).file' | tr -d '"')"
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replaceHash() {
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old="${1?old hash missing}"
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new="${2?new hash missing}"
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awk -v OLD="$old" -v NEW="$new" '{
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if (i=index($0, OLD)) {
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$0 = substr($0, 1, i-1) NEW substr($0, i+length(OLD));
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}
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print $0;
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}' "$FILE" | sponge "$FILE"
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}
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extractVendorHash() {
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original="${1?original hash missing}"
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result="$(nix-build -A grafana.go-modules 2>&1 | tail -n3 | grep 'got:' | cut -d: -f2- | xargs echo || true)"
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[ -z "$result" ] && { echo "$original"; } || { echo "$result"; }
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}
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oldVersion="$(nix-instantiate --eval -E "with import ./. {}; lib.getVersion grafana" | tr -d '"')"
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latest="$(curl https://api.github.com/repos/grafana/grafana/releases/latest | jq '.tag_name' -r | tr -d 'v')"
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targetVersion="${1:-$latest}"
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if [ ! "${oldVersion}" = "${targetVersion}" ]; then
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update-source-version grafana "${targetVersion#v}"
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oldStaticHash="$(nix-instantiate --eval -A grafana.srcStatic.outputHash | tr -d '"')"
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newStaticHash="$(nix-prefetch-url "https://dl.grafana.com/oss/release/grafana-${targetVersion#v}.linux-amd64.tar.gz")"
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replaceHash "$oldStaticHash" "$newStaticHash"
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goHash="$(nix-instantiate --eval -A grafana.vendorSha256 | tr -d '"')"
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emptyHash="$(nix-instantiate --eval -A lib.fakeSha256 | tr -d '"')"
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replaceHash "$goHash" "$emptyHash"
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replaceHash "$emptyHash" "$(extractVendorHash "$goHash")"
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nix-build -A grafana
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else
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echo "grafana is already up-to-date"
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fi
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