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feat: Add license and SPDX identifier
Fixes - #12 - #6 Signed-off-by: Dominik Gedon <dominik.gedon@suse.com>
1 parent 50edb03 commit 6e6e889

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‎lib/template/package.spec‎

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@@ -66,6 +66,9 @@ cp -a <%= output %> %{buildroot}%{_javadir}/<%= File.basename(output) %>
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%files
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%defattr(-,root,root)
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<% license_files.each do |file| %>
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%doc <%= file %>
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<% end %>
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%{_javadir}/*
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%changelog

‎lib/tetra.rb‎

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# third party libraries
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require "clamp"
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require "text"
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require "yaml"
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require "zip"
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# base components
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require "tetra/pom_getter"
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# package building
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require "tetra/license_mapper"
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require "tetra/packages/speccable"
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require "tetra/packages/scriptable"
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require "tetra/packages/kit_package"

‎lib/tetra/constants.rb‎

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module Tetra
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CCOLLECTIONS = "commons-collections4-4.5.0-M2-src".freeze
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CHUNK_SEPARATOR_VERSION_MATCHER = /[.\-_ ~,]/ # Constant regex for splitting version chunks
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LICENSE_MAP_PATH = File.join(__dir__, "data", "license_map.yml").freeze
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LICENSE_MAPPINGS = {
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"The Apache Software License, Version 2.0" => "Apache-2.0",
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"The MIT License" => "MIT",
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"Eclipse Public License 1.0" => "EPL-1.0",
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"GNU General Public License, version 2" => "GPL-2.0-only",
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"GNU Lesser General Public License" => "LGPL-2.1-only"
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}.freeze
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end

‎lib/tetra/data/license_map.yml‎

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# Mappings of Raw Maven License Names -> SPDX Identifiers
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# Based on https://spdx.org/licenses/ and openSUSE/Fedora standards
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# --- Apache Licenses ---
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"The Apache Software License, Version 2.0": "Apache-2.0"
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"Apache License, Version 2.0": "Apache-2.0"
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"Apache License Version 2.0": "Apache-2.0"
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"Apache 2.0": "Apache-2.0"
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"Apache License 2.0": "Apache-2.0"
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"AL 2.0": "Apache-2.0"
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"Apache Software License - Version 2.0": "Apache-2.0"
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"The Apache License, Version 2.0": "Apache-2.0"
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"Apache-2.0": "Apache-2.0"
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"Apache License, Version 1.1": "Apache-1.1"
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"The Apache Software License, Version 1.1": "Apache-1.1"
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"Apache 1.1": "Apache-1.1"
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"Apache License, Version 1.0": "Apache-1.0"
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# --- MIT Licenses ---
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"The MIT License": "MIT"
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"MIT License": "MIT"
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"MIT": "MIT"
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"MIT license": "MIT"
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"The MIT License (MIT)": "MIT"
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# --- Eclipse Public Licenses ---
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"Eclipse Public License 1.0": "EPL-1.0"
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"Eclipse Public License - v 1.0": "EPL-1.0"
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"Eclipse Public License, Version 1.0": "EPL-1.0"
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"EPL 1.0": "EPL-1.0"
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"Eclipse Public License 2.0": "EPL-2.0"
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"Eclipse Public License - v 2.0": "EPL-2.0"
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"EPL 2.0": "EPL-2.0"
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# --- GPL (General Public License) ---
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"GNU General Public License, version 2": "GPL-2.0-only"
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"GNU General Public License, Version 2": "GPL-2.0-only"
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"GPL 2.0": "GPL-2.0-only"
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"GPLv2": "GPL-2.0-only"
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"The GNU General Public License, Version 2": "GPL-2.0-only"
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"GNU General Public License, version 2 (GPLv2)": "GPL-2.0-only"
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"GNU General Public License, version 3": "GPL-3.0-only"
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"GPL 3.0": "GPL-3.0-only"
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"GPLv3": "GPL-3.0-only"
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# --- LGPL (Lesser General Public License) ---
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"GNU Lesser General Public License": "LGPL-2.1-only"
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"GNU Lesser General Public License, version 2.1": "LGPL-2.1-only"
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"LGPL 2.1": "LGPL-2.1-only"
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"LGPLv2.1": "LGPL-2.1-only"
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"The GNU Lesser General Public License, Version 2.1": "LGPL-2.1-only"
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"GNU Lesser General Public License, version 3": "LGPL-3.0-only"
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"LGPL 3.0": "LGPL-3.0-only"
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"LGPLv3": "LGPL-3.0-only"
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# --- BSD Licenses ---
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"The BSD License": "BSD-2-Clause" # Ambiguous, but often 2-clause in modern Java
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"BSD License": "BSD-2-Clause"
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"BSD-2-Clause": "BSD-2-Clause"
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"Two-clause BSD license": "BSD-2-Clause"
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"The BSD 2-Clause License": "BSD-2-Clause"
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"New BSD License": "BSD-3-Clause"
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"BSD 3-Clause": "BSD-3-Clause"
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"BSD 3-Clause License": "BSD-3-Clause"
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"The BSD 3-Clause License": "BSD-3-Clause"
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"Revised BSD License": "BSD-3-Clause"
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"Modified BSD License": "BSD-3-Clause"
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"BSD 0-Clause": "0BSD"
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"0BSD": "0BSD"
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# --- CDDL (Common Development and Distribution License) ---
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"Common Development and Distribution License": "CDDL-1.0"
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"CDDL 1.0": "CDDL-1.0"
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"CDDL-1.0": "CDDL-1.0"
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"COMMON DEVELOPMENT AND DISTRIBUTION LICENSE (CDDL) Version 1.0": "CDDL-1.0"
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"Common Development and Distribution License 1.1": "CDDL-1.1"
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"CDDL 1.1": "CDDL-1.1"
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# --- MPL (Mozilla Public License) ---
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"Mozilla Public License Version 1.1": "MPL-1.1"
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"MPL 1.1": "MPL-1.1"
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"Mozilla Public License Version 2.0": "MPL-2.0"
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"MPL 2.0": "MPL-2.0"
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"The Mozilla Public License, Version 2.0": "MPL-2.0"
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# --- ISC License ---
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"ISC License": "ISC"
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"The ISC License": "ISC"
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# --- Creative Commons ---
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"Creative Commons Zero v1.0 Universal": "CC0-1.0"
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"CC0 1.0 Universal": "CC0-1.0"
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"Public Domain": "CC0-1.0" # Approximation for Public Domain in SPDX
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"Creative Commons Attribution 3.0": "CC-BY-3.0"
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"CC BY 3.0": "CC-BY-3.0"
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"Creative Commons Attribution 4.0": "CC-BY-4.0"
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"CC BY 4.0": "CC-BY-4.0"
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# --- Other Common Java Licenses ---
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"The JSON License": "JSON"
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"JSON": "JSON"
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"Unlicense": "Unlicense"
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"The Unlicense": "Unlicense"
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"WTFPL": "WTFPL"
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"Do What The F*ck You Want To Public License": "WTFPL"
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"PostgreSQL License": "PostgreSQL"
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"The PostgreSQL License": "PostgreSQL"
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"Zlib License": "Zlib"
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"The zlib/libpng License": "Zlib"

‎lib/tetra/license_mapper.rb‎

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# frozen_string_literal: true
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module Tetra
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# Handles mapping raw license names to SPDX identifiers
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class LicenseMapper
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class << self
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def map(raw_name)
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return "unknown" if raw_name.nil? || raw_name.strip.empty?
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name = raw_name.strip
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mapping[name] || name
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end
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def reset!
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@mapping = nil
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end
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private
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def mapping
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@mapping ||= begin
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load_mapping
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rescue Errno::ENOENT, Psych::SyntaxError, Psych::DisallowedClass, IOError => e
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warn "Warning: failed to load license mapping from #{Tetra::LICENSE_MAP_PATH}: #{e.class}: #{e.message}"
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{}
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end
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end
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def load_mapping
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YAML.safe_load_file(Tetra::LICENSE_MAP_PATH) || {}
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end
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end
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end
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end

‎lib/tetra/packages/package.rb‎

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# frozen_string_literal: true
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require "forwardable"
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module Tetra
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# represents a Java project packaged in tetra
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class Package
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def_delegator :@project, :src_archive
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def_delegator :@kit, :name, :kit_name
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def_delegator :@kit, :version, :kit_version
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def_delegator :@pom, :license_name, :license
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def_delegator :@pom, :url
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def_delegator :@pom, :group_id
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def_delegator :@pom, :version
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@patches = patches.map { |f| File.basename(f) }
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end
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def license
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Tetra::LicenseMapper.map(@pom.license_name)
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end
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# Scans for license files in the src/ directory (Issue #12)
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def license_files
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@project.from_directory do
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# Tetra unpacks sources into 'src/', so we search there.
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# We manually check filenames with Ruby regex to ensure reliable
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# case-insensitive matching across different OS filesystems (Linux vs macOS).
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candidates = Dir.glob("src/*")
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files = candidates.select do |file|
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next unless File.file?(file)
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basename = File.basename(file)
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# Match standard license filenames (case insensitive)
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# Equivalent to: LICENSE*, COPYING*, COPYRIGHT*
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basename.match?(/^LICENSE/i) ||
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basename.match?(/^COPYING/i) ||
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basename.match?(/^COPYRIGHT/i)
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end
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# Return just the filenames (e.g. "LICENSE") so the spec file
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# (which runs inside src/ due to %setup -n src) can reference them directly.
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files.map { |f| File.basename(f) }.uniq.sort
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end
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end
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def artifact_ids
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@pom.modules.any? ? @pom.modules : [@pom.artifact_id]
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end
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end
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def cleanup_description(raw, max_length)
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return "" if raw.nil? || raw.strip.empty?
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# Normalize spaces (collapse multiple spaces/newlines to single space)
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clean = raw.gsub(/\s+/, " ").strip
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# Truncate to max_length
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clean = clean[0, max_length]
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# Remove the last word if it looks cut off (ends in letters, not punctuation)
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# Note: This assumes descriptions usually end with punctuation.
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clean = clean.sub(/\s\w+\z/, "")
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# Remove ALL trailing dots efficiently (Security Fix for ReDoS)
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# Replaces clean.sub(/\.+\z/, "")
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# Remove ALL trailing dots efficiently
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clean = clean.chomp(".") while clean.end_with?(".")
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clean

‎spec/lib/coarse/license_detection_spec.rb‎

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# frozen_string_literal: true
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require "spec_helper"
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describe "tetra generate-spec license handling", type: :aruba do
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def create_pom(group_id, artifact_id, version, license_name)
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<<~XML
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<project>
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<modelVersion>4.0.0</modelVersion>
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<groupId>#{group_id}</groupId>
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<artifactId>#{artifact_id}</artifactId>
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<version>#{version}</version>
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<packaging>jar</packaging>
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<licenses>
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<license>
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<name>#{license_name}</name>
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<url>http://example.com/license</url>
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</license>
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</licenses>
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</project>
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XML
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end
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Tetra::LICENSE_MAPPINGS.each do |raw_name, expected_spdx|
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it "correctly maps '#{raw_name}' to '#{expected_spdx}'" do
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project_name = "proj-#{expected_spdx.downcase.gsub(/[^a-z0-9]/, "")}"
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version = "1.0"
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group_id = "com.example"
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write_file("pom.xml", create_pom(group_id, project_name, version, raw_name))
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write_file("LICENSE", "License text")
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write_file("COPYING", "Copying text")
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write_file("README", "Readme text")
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tarball_name = "#{project_name}.tar"
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run_command_and_stop("tar -cvf #{tarball_name} pom.xml LICENSE COPYING README")
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run_command_and_stop("tetra init #{project_name} #{tarball_name}")
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cd(project_name) do
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# NOTE: Identity is already set in spec_helper's around hook,
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# but we can keep these for explicit project-level config
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run_command_and_stop("git config user.email 'test@example.com'")
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run_command_and_stop("git config user.name 'Test User'")
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# --- NON-INTERACTIVE DRY-RUN ---
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run_command("tetra dry-run")
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last_command_started.write <<~COMMANDS
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touch #{project_name}-#{version}.jar
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echo 'changes' >> README
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exit 0
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COMMANDS
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last_command_started.stop
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expect(last_command_started).to be_successfully_executed
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run_command_and_stop("tetra generate-spec src/pom.xml")
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possible_paths = [
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"packages/#{project_name}/package.spec",
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"packages/#{project_name}/#{project_name}.spec"
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]
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spec_path = possible_paths.find { |path| file?(path) }
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expect(spec_path).not_to be_nil, "Spec file missing. Checked: #{possible_paths}"
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spec_content = read(spec_path).join("\n")
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expect(spec_content).to match(/License:\s+#{Regexp.escape(expected_spdx)}/)
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expect(spec_content).to include("%doc LICENSE")
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expect(spec_content).to include("%doc COPYING")
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end
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end
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end
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end

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