63 lines
1.5 KiB
Bash
Executable file
63 lines
1.5 KiB
Bash
Executable file
#!/usr/bin/env bash
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set -euo pipefail
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
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cd "$ROOT_DIR"
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VERSION_FILE="VERSION"
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BRANCH="main"
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usage() {
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echo "Usage: $0 patch|minor|major" >&2
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exit 1
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}
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BUMP="${1:-}"
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case "$BUMP" in
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patch | minor | major) ;;
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*) usage ;;
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esac
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if [[ "$(git rev-parse --abbrev-ref HEAD)" != "$BRANCH" ]]; then
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echo "Error: releases must be cut from $BRANCH" >&2
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exit 1
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fi
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if [[ -n "$(git status --porcelain)" ]]; then
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echo "Error: working tree is not clean; commit or stash first" >&2
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exit 1
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fi
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git fetch origin "$BRANCH"
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if ! git merge-base --is-ancestor "origin/$BRANCH" HEAD; then
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echo "Error: $BRANCH is behind origin/$BRANCH; pull first" >&2
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exit 1
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fi
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CURRENT="$(<"$VERSION_FILE")"
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if [[ ! "$CURRENT" =~ ^[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
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echo "Error: $VERSION_FILE contains '$CURRENT', expected X.Y.Z" >&2
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exit 1
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fi
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IFS=. read -r MAJOR MINOR PATCH <<<"$CURRENT"
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case "$BUMP" in
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major) NEW="$((MAJOR + 1)).0.0" ;;
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minor) NEW="$MAJOR.$((MINOR + 1)).0" ;;
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patch) NEW="$MAJOR.$MINOR.$((PATCH + 1))" ;;
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esac
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# docker-publish.yml only runs tag builds for v* refs, so the tag needs the prefix.
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TAG="v$NEW"
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if git rev-parse -q --verify "refs/tags/$TAG" >/dev/null; then
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echo "Error: tag $TAG already exists" >&2
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exit 1
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fi
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printf '%s\n' "$NEW" >"$VERSION_FILE"
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git add "$VERSION_FILE"
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git commit -m "Release $NEW"
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git tag -a "$TAG" -m "Release $NEW"
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git push origin "$BRANCH" "$TAG"
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echo "Released $CURRENT -> $NEW (tag $TAG)"
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