Method doGetCommitHash

configs/port_pkgcache.go:204–260

(nameVersion string, native bool)

}

func (p Port) doGetCommitHash(nameVersion string, native bool) (string, error) {
	var port = Port{DevDep: native}
	if err := port.Init(p.ctx, nameVersion); err != nil {
		return "", err
	}

	// Check if repo cloned or downloaded.
	if !fileio.PathExists(port.MatchedConfig.PortConfig.RepoDir) {
		return "", errors.ErrRepoNotExit
	}

	// No commit hash for virtual project.
	if port.Package.Url == "_" {
		return "", nil
	}

	// Get commit hash or archive checksum.
	if strings.HasSuffix(port.Package.Url, ".git") {
		commit, err := git.GetCommitHash(port.MatchedConfig.PortConfig.RepoDir)
		if err != nil {
			return "", fmt.Errorf("failed to read git commit hash -> %w", err)
		}
		return commit, nil
	} else {
		// Get archive file path.
		var filePath string
		if after, ok := strings.CutPrefix(port.Package.Url, "file:///"); ok {
			filePath = after
		} else {
			archive := expr.If(port.Package.Archive != "", port.Package.Archive, filepath.Base(port.Package.Url))
			filePath = filepath.Join(p.ctx.Downloads(), archive)
		}

		// Auto-download source archive if missing, then continue checksum.
		if !fileio.PathExists(filePath) {
			if err := os.RemoveAll(port.MatchedConfig.PortConfig.RepoDir); err != nil {
				return "", err
			}
			archive := expr.If(port.Package.Archive != "", port.Package.Archive, filepath.Base(port.Package.Url))
			if err := port.MatchedConfig.Clone(
				port.Package.Url,
				port.Package.Ref,
				archive,
				port.Package.Depth,
			); err != nil {
				return "", fmt.Errorf("archive file is missing and auto-download failed for %s -> %w", nameVersion, err)
			}
		}

		// Calculate checksum of archive file.
		commit, err := fileio.ComputeSHA256(filePath)
		if err != nil {
			return "", fmt.Errorf("failed to get checksum of part's archive %s -> %w", nameVersion, err)
		}
		return commit, nil
	}
}