Copy only latest package version

Joel Grunbaum

yesterday e072dbb1a2fa7fa65eeb7649dfdb5464a4b7fd3c

Copy only latest package version

 src/archrepobuild/repo.py

@@ -67,6 +67,48 @@
            cwd=self.config.repository.path,
        )

    def _vercmp(self, v1: str, v2: str) -> int:
        """Compare two version strings using vercmp.

        Returns:
            >0 if v1 > v2, <0 if v1 < v2, 0 if equal
        """
        try:
            result = subprocess.run(
                ["vercmp", v1, v2],
                capture_output=True,
                text=True,
                check=True,
            )
            return int(result.stdout.strip())
        except (subprocess.CalledProcessError, ValueError):
            return 0

    def _parse_pkg_filename(self, filename: str) -> tuple[str, str]:
        """Parse package name and version from a filename.

        Args:
            filename: Package filename (e.g. name-version-rel-arch.pkg.tar.zst)

        Returns:
            Tuple of (package_name, version-release)
        """
        # Remove suffixes
        stem = filename
        for suffix in [".pkg.tar.zst", ".pkg.tar.xz", ".pkg.tar.gz", ".pkg.tar.bz2", ".pkg.tar"]:
            if stem.endswith(suffix):
                stem = stem[:-len(suffix)]
                break

        # Format: name-version-rel-arch
        parts = stem.rsplit("-", 3)
        if len(parts) == 4:
            name = parts[0]
            version = f"{parts[1]}-{parts[2]}"
            return name, version

        return stem, "unknown"

    def ensure_repo_exists(self) -> None:
        """Ensure repository directory and database exist."""
        self.config.repository.path.mkdir(parents=True, exist_ok=True)
@@ -101,12 +143,22 @@
        with self._get_repo_lock():
            self.ensure_repo_exists()

            # Remove old versions of this package
            self._remove_old_packages(build_result.package)
            # Group artifacts by package name and only keep the latest version
            latest_artifacts: dict[str, Path] = {}
            for artifact in build_result.artifacts:
                name, version = self._parse_pkg_filename(artifact.name)
                if name not in latest_artifacts:
                    latest_artifacts[name] = artifact
                else:
                    _, current_best_ver = self._parse_pkg_filename(latest_artifacts[name].name)
                    if self._vercmp(version, current_best_ver) > 0:
                        latest_artifacts[name] = artifact

            artifacts_to_copy = list(latest_artifacts.values())

            # Copy artifacts to repo directory
            copied_files: list[Path] = []
            for artifact in build_result.artifacts:
            for artifact in artifacts_to_copy:
                dest = self.config.repository.path / artifact.name
                shutil.copy2(artifact, dest)
                copied_files.append(dest)
@@ -126,6 +178,10 @@
                logger.error(f"Failed to add packages to database: {result.stderr}")
                return False

            # Clean up old versions in repo for each package name added
            for name in latest_artifacts.keys():
                self._remove_old_packages(name)

            logger.info(f"Added {len(copied_files)} package(s) to repository")
            return True

@@ -185,11 +241,11 @@
        removed = 0

        for f in to_remove:
            f.remove()
            f.unlink()
            # Also remove signature
            sig = f.with_suffix(f.suffix + ".sig")
            if sig.exists():
                sig.remove()
                sig.unlink()
            removed += 1

        if removed:
@@ -209,15 +265,7 @@
            if f.name.endswith(".sig"):
                continue

            # Parse package name and version from filename
            # Format: name-version-rel-arch.pkg.tar.zst
            parts = f.stem.replace(".pkg.tar", "").rsplit("-", 3)
            if len(parts) >= 3:
                name = "-".join(parts[:-2])
                version = f"{parts[-2]}-{parts[-1]}" if len(parts) > 2 else parts[-1]
            else:
                name = f.stem
                version = "unknown"
            name, version = self._parse_pkg_filename(f.name)

            stat = f.stat()
            packages.append(PackageInfo(