131 lines
5.2 KiB
Bash
Executable File
131 lines
5.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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repository_dir=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." && pwd)
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cd "$repository_dir"
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remote_url=https://gitea.maximumdirect.net/eric/ConfigKit.git
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fail() {
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printf '%s\n' "$*" >&2
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exit 1
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}
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check_candidate() {
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local context=$1 current status
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current=$(git branch --show-current) || fail "$context: cannot read the current branch"
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[[ "$current" == main ]] || fail "$context: release requires the main branch"
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status=$(git status --porcelain=v1 --untracked-files=all) || fail "$context: cannot inspect the worktree"
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[[ -z "$status" ]] || fail "$context: release requires a clean index and worktree"
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current=$(git rev-parse --verify HEAD) || fail "$context: cannot identify the candidate"
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[[ "$current" == "$candidate" ]] || fail "$context: candidate changed; commit and validate it again"
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}
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check_unused_version() {
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if git show-ref --verify --quiet "refs/tags/$version"; then
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fail "version already has a local tag"
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fi
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local oid result
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if oid=$(read_remote_ref "refs/tags/$version"); then
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fail "version already has an authoritative tag"
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else
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result=$?
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((result == 2)) || fail "cannot determine authoritative tag state; publication status is unknown"
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fi
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}
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read_remote_ref() {
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local ref=$1 response result
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if response=$(git ls-remote --refs --exit-code "$remote_url" "$ref" 2>/dev/null); then
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[[ "$response" == *$'\t'"$ref" ]] || return 3
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printf '%s\n' "${response%%$'\t'*}"
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else
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result=$?
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((result == 2)) && return 2
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return 3
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fi
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}
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if (($# != 1)); then
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fail "usage: ./scripts/release.sh vMAJOR.MINOR.PATCH"
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fi
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version=$1
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[[ "$version" =~ ^v(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)\.(0|[1-9][0-9]*)$ ]] ||
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fail "release version must be a stable vMAJOR.MINOR.PATCH without leading zeroes"
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fetch_urls=$(git remote get-url --all origin 2>/dev/null) || fail "origin is unavailable"
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push_urls=$(git remote get-url --push --all origin 2>/dev/null) || fail "origin push destination is unavailable"
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[[ "$fetch_urls" == "$remote_url" && "$push_urls" == "$remote_url" ]] ||
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fail "origin must have exactly the authoritative fetch and push destination"
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candidate=$(git rev-parse --verify HEAD) || fail "cannot identify the candidate"
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check_candidate "before validation"
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check_unused_version
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note_path="docs/releases/$version.md"
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note_file=$(mktemp)
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trap 'rm -f -- "$note_file"' EXIT
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git show "$candidate:$note_path" >"$note_file" 2>/dev/null ||
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fail "matching release note is absent from the candidate"
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IFS= read -r title <"$note_file" || [[ -n "$title" ]] ||
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fail "matching release note is empty"
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[[ "$title" == "# ConfigKit $version" ]] || fail "release note title does not match the version"
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if remote_main=$(read_remote_ref refs/heads/main); then
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:
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else
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result=$?
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((result == 2)) && fail "authoritative main is absent"
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fail "cannot read authoritative main; publication status is unknown"
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fi
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git fetch --no-tags "$remote_url" refs/heads/main >/dev/null ||
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fail "cannot fetch authoritative main"
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fetched_main=$(git rev-parse --verify FETCH_HEAD) || fail "cannot inspect fetched main"
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git merge-base --is-ancestor "$fetched_main" "$candidate" ||
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fail "candidate cannot advance authoritative main without discarding history"
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./scripts/release-check.sh || fail "release validation failed; no refs were published"
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check_candidate "after validation"
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check_unused_version
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if git push --no-follow-tags "$remote_url" "$candidate:refs/heads/main"; then
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:
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else
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if observed_main=$(read_remote_ref refs/heads/main); then
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[[ "$observed_main" == "$candidate" ]] ||
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fail "main push did not publish candidate $candidate; authoritative main differs"
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else
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result=$?
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((result == 2)) && fail "main push failed for $candidate; authoritative main is absent"
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fail "main push outcome is unknown for $candidate; inspect authoritative main before retrying"
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fi
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fi
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check_candidate "main at $candidate; tag not yet published"
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git tag -a -F "$note_file" --cleanup=verbatim "$version" "$candidate" ||
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fail "main is at $candidate; could not create local tag $version"
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tag_target=$(git rev-parse --verify "refs/tags/$version^{}") ||
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fail "main is at $candidate; cannot verify local tag $version"
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[[ "$tag_target" == "$candidate" ]] || fail "main is at $candidate; local tag $version targets another commit"
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tag_type=$(git cat-file -t "refs/tags/$version") ||
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fail "main is at $candidate; cannot inspect local tag $version"
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[[ "$tag_type" == tag ]] || fail "main is at $candidate; local tag $version is not annotated"
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tag_oid=$(git rev-parse --verify "refs/tags/$version") ||
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fail "main is at $candidate; cannot identify local tag $version"
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if git push --no-follow-tags "$remote_url" "refs/tags/$version:refs/tags/$version"; then
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:
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else
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if observed_tag=$(read_remote_ref "refs/tags/$version"); then
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[[ "$observed_tag" == "$tag_oid" ]] ||
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fail "authoritative tag $version conflicts with the local tag at $candidate; never replace it"
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else
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result=$?
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((result == 2)) &&
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fail "tag push failed; main is at $candidate, but local tag $version is unpublished"
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fail "tag $version push outcome is unknown for $candidate; retain the local tag and inspect authoritative state"
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fi
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fi
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printf 'Published %s at %s\n' "$version" "$candidate"
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