Presentation from nexB Inc. by Dennis Clark, Product Manager, and Pierre Lapointe, Customer Care Manager.
Attendees discovered how to manage open source (and third-party) software license requirements in their products with AboutCode, nexB's open source project available on GitHub.
The presentation included:
- How to document provenance (origin and license) and other important information about software components inside a codebase,
- How to automate OSS Attribution Notice generation.
More information on http://www.aboutcode.org/.
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How to Manage Open Source requirements with AboutCode
1. How to Manage Open Source
Requirements with AboutCode
2. How to Manage Open Source Requirements with AboutCode
Agenda
About nexB
Attribution Generation with AboutCode
Q&A
3. How to Manage Open Source Requirements with AboutCode
About nexB
Our business is software component management with a focus
on managing license compliance risks
Offering
o DejaCode - SaaS or on-premises
o Open Source audit services
o Open Source scanning (ScanCode) and attribution
generation tools (AboutCode)
We are
o Software provenance analysis experts
o Active open source developers & Linux Foundation member
o Co-founders of SPDX project - http://spdx.org/
4. How to Manage Open Source Requirements with AboutCode
AboutCode and DejaCode
nexB offers two OSS Compliance solutions:
AboutCode for engineering/product teams
o Basic system that can be adapted for any technology
platform or language
o Can be integrated into build systems
o Open source license Apache 2.0
DejaCode for the enterprise
o Enterprise application designed for use by legal,
engineering and business staff across all products and
technologies
o Import data from any engineering-level system and from
external sources (system of record for product releases)
o Subscription for SaaS (or on-premises)
5. How to Manage Open Source Requirements with AboutCode
AboutCode
nexB created the AboutCode tools to automate OSS compliance
o Based on ABOUT specification v1.0
o An ABOUT file documents the origin and license for each
component, usually at the library or directory level
o An ABOUT file = text file with file extension .ABOUT
o Applicable to any programming language and software
development environment
o Extensible for build system integration for advanced
automation
o Currently offered as command line tools
Written in Python and licensed under Apache 2.0
Code and specification available at
https://github.com/dejacode/about-code-tool
6. How to Manage Open Source Requirements with AboutCode
AboutCode Compliance Lifecycle
7. How to Manage Open Source Requirements with AboutCode
ABOUT File Example
A text file in tag / value format:
httpd-2.4.3.tar.gz.about
name: Apache HTTP Server
home_url: http://httpd.apache.org
download_url: http://apache.belnet.be//httpd/httpd2.4.3.tar.gz
version: 2.4.3
date: 2012-08-21
license: apache-2.0
license_file: httpd-2.4.3.tar.gz/LICENSE
copyright: Copyright 2012 The Apache Software Foundation.
notice_file: httpd-2.4.3.tar.gz/NOTICE
8. How to Manage Open Source Requirements with AboutCode
AboutCode tools
Create ABOUT files inside a codebase from a Software BOM or
Inventory file (spreadsheet or other)
Create a Software BOM or Inventory file (spreadsheet or other)
from ABOUT files in the codebase
Generate an Attribution Notices file
o Text file organized by copyright/license notice and
component
o Default text or HTML format
Generate a Source Code Redistribution package list
9. How to Manage Open Source Requirements with AboutCode
AboutCode Demonstration
Example based on e2fsprogs project
o Package included in most Linux distributions
o Set of utilities under different licenses
Software Inventory file to create ABOUT files
ABOUT files as created
Generated Attribution Notice
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10. How to Manage Open Source Requirements with AboutCode
Questions
11. How to Manage Open Source Requirements with AboutCode
Contacts
nexB Inc.
http://www.nexb.com/
http://www.dejacode.com/
http://www.aboutcode.org/
Pierre Lapointe
plapointe@nexB.com
+1 415 287 7643