72 lines
2 KiB
Bash
72 lines
2 KiB
Bash
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#!/usr/bin/env nix-shell
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#!nix-shell -i bash -p jq
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set -o pipefail -o errexit -o nounset
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trace() { echo >&2 "$@"; }
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tmp=$(mktemp -d)
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cleanup() {
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# Don't exit early if anything fails to cleanup
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set +o errexit
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trace -n "Cleaning up.. "
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[[ -e "$tmp/base" ]] && git worktree remove --force "$tmp/base"
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[[ -e "$tmp/merged" ]] && git worktree remove --force "$tmp/merged"
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rm -rf "$tmp"
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trace "Done"
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}
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trap cleanup exit
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repo=https://github.com/NixOS/nixpkgs.git
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if (( $# != 0 )); then
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baseBranch=$1
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shift
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else
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trace "Usage: $0 BASE_BRANCH [REPOSITORY]"
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trace "BASE_BRANCH: The base branch to use, e.g. master or release-23.11"
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trace "REPOSITORY: The repository to fetch the base branch from, defaults to $repo"
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exit 1
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fi
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if (( $# != 0 )); then
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repo=$1
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shift
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fi
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if [[ -n "$(git status --porcelain)" ]]; then
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trace -e "\e[33mWarning: Dirty tree, uncommitted changes won't be taken into account\e[0m"
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fi
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headSha=$(git rev-parse HEAD)
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trace -e "Using HEAD commit \e[34m$headSha\e[0m"
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trace -n "Creating Git worktree for the HEAD commit in $tmp/merged.. "
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git worktree add --detach -q "$tmp/merged" HEAD
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trace "Done"
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trace -n "Fetching base branch $baseBranch to compare against.. "
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git fetch -q "$repo" refs/heads/"$baseBranch"
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baseSha=$(git rev-parse FETCH_HEAD)
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trace -e "\e[34m$baseSha\e[0m"
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trace -n "Creating Git worktree for the base branch in $tmp/base.. "
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git worktree add -q "$tmp/base" "$baseSha"
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trace "Done"
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trace -n "Merging base branch into the HEAD commit in $tmp/merged.. "
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git -C "$tmp/merged" merge -q --no-edit "$baseSha"
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trace -e "\e[34m$(git -C "$tmp/merged" rev-parse HEAD)\e[0m"
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trace -n "Reading pinned nixpkgs-vet version from pinned-version.txt.. "
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toolVersion=$(<"$tmp/merged/ci/nixpkgs-vet/pinned-version.txt")
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trace -e "\e[34m$toolVersion\e[0m"
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trace -n "Building tool.. "
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nix-build https://github.com/NixOS/nixpkgs-vet/tarball/"$toolVersion" -o "$tmp/tool" -A build
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trace "Running nixpkgs-vet.."
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"$tmp/tool/bin/nixpkgs-vet" --base "$tmp/base" "$tmp/merged"
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