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From David Jencks <>
Subject Re: [VOTE][PROPOSAL] Amber incubator
Date Fri, 07 May 2010 16:42:07 GMT
+1 (not yet binding?)

david jencks

On May 4, 2010, at 3:48 PM, Simone Gianni wrote:

> I would like to present for a vote the following proposal to be sponsored by
> the Shindig PMC for a new "Amber" podling.  The goal is to build a community
> around delivering a OAuth v1.0, v1.0a and upcoming v2.0 API and
> implementation
> The proposal is available on the wiki at and included below:
> [] +1  to accept Amber into the Incubator
> []  0  don't care
> [] -1  object and reason why.
> Thanks,
> Simone Gianni
> --- Proposal text from the wiki ---
> = Amber =
> == Abstract ==
> The following proposal is about Apache Amber, a Java development framework
> mainly aimed to build OAuth-aware applications. After a brief explanation of
> the OAuth protocol, the following proposal describes how Apache Amber solves
> issues related to the implementation of applications that adhere to such
> specification.
> == Proposal ==
> Amber will have no or negligible dependencies and will provide both an API
> specification for, and an unconditionally compliant implementation of, the
> OAuth v1.0, v1.0a and v2.0 specifications. The API specification will be
> provided as a separate JAR file allowing re-use by other developers and
> permits configuration:
> * by XML
> * by the Java JAR Services "ServiceLoader" mechanism
> * programmatically
> The API component specifies that an implementation must provide default
> classes for Provider, Consumer and Token objects making Amber easy to
> integrate with existing infrastructure and OAuth client interactions
> possible with virtually no additional configuration. The API is flexible
> enough to allow programmatic customisation or replacement of much of the
> implementation, including the default HTTP transport.
> Amber will provide both client and server functionality, enabling developers
> to deploy robust OAuth services with minimal effort.
> == Background ==
> Roughly, OAuth is a mechanism that allows users to share their private
> resources, like photo, videos or contacts, stored on a site with another
> site avoiding giving their username and password credentials. Hence, from
> the user point-of-view, OAuth could be the way to improve their experience
> across different applications with an enhanced privacy and security control
> in a simple and standard method from desktop and web applications. The
> protocol was initially developed by the community and now is under
> IETF standardization process.
> The main idea behind OAuth is represented by the token concept. Each token
> grants access to a site, for a specific resource (or a group of resources),
> and for a precise time-interval. The user is only required to authenticate
> with the Provider of their original account, after which that entity
> provides a re-usable to token to the Consumer who can use it to access
> resources at the Provider, on the users behalf.
> Moreover, the total transparency to the user, that is completely unaware of
> using the protocol, represents one of the main valuable characteristics of
> the specification.
> Apache Amber community aims not just to create a simple low-level library,
> but rather to provide a complete OAuth framework easy to use with Java code,
> on top of which users can build new-generation killer applications.
> There are currently three implementation efforts going on in ASF for OAuth
> v1. A stable implementation of OAuth v1 is present in Apache Shindig, but it
> is not actively developed and not shared with other projects. A Lab having
> Simone Tripodi as its PI is working on an implementation for an OAuth
> library that could be used by other products. Zhihong Zhang wrote an OAuth
> plugin for JMeter.
> At the same time, on the IETF OAuth v2 mailing list, other people expressed
> interest for a Java API and implementation, among them two Apache committers
> and one active contributor.
> Outside the ASF there are three known Java OAuth 1.0/1.0a libraries
> * The reference implementation by John Kristian, Praveen Alavilli
> and Dirk Balfanz.
> * OAuth SignPost - a simple OAuth message signing client for Java and
> Apache HttpComponents by Matthias Kaeppler.
> * OAuth Scribe - a simple OAuth client by Pablo Fernandez.
> * asmx-oauth (on google code) - a complete open source OAuth 1.0 Consumer
> and Service Provider implementation provided by Asemantics Srl (Simone
> Tripodi was involved).
> == Rationale ==
> The key role played by the OAuth specification, within the overall Open
> Stack technologies, jointly with its high degree of adoption and maturity,
> strongly suggest having an Apache leaded incubator for suitable reference
> implementation. Furthermore, the OAuth specification is currently gaining
> value due to its involvement in a standardization process within the IETF,
> as the actual internet draft. Having the Apache Amber as an Apache Incubator
> could be an opportunity to enforce the actual Apache projects that already
> reference other IETF specifications.
> Moreover, other Apache Projects, such as Abdera, Shindig and Wink, are
> currently supporting the OAuth protocol, so having the OAuth Apache
> reference implementation should benefit not only the project and the related
> commmunity itself, but also existing and active Apache projects. Combining
> efforts from existing Apache projects is a logical step.
> Providing an Apache licensed library will make it easier for other Apache
> projects to integrate OAuth, like, for example:
> * It could be the foundation framework for Consumer developers;
> * It could be the foundation Framework for Service Provider developers;
> * It could be integrated into Apache Shindig;
> * It could be integrated into Apache Abdera;
> * It could be integrated into Apache Wink;
> * It could be integrated into Spring Security;
> * It could be integrated with JAAS (and be deployed in Tomcat-based Servlet
> Containers);
> * It could be integrated into Jakarta JMeter;
> * Apache Wookie (incubating) expressed interest in an OAuth implementation;
> * Most importantly, it could be a backend for dozens of useful new
> innovative projects that no-one has envisioned yet.
> = Current Status =
> Code in the [[|Amber Lab]] and in
> Apache Shindig is already licensed to the ASF. More contributions of code
> and ideas are expected from initial committers, so an implementation of
> OAuth v1 should be reached quickly, and act as a base for an OAuth v2 API
> and implementation.
> == Meritocracy ==
> As a majority of the initial project members are existing ASF committers, we
> recognize the desirability of running the project as a meritocracy.  We are
> eager to engage other members of the community and operate to the standard
> of meritocracy that Apache emphasizes; we believe this is the most effective
> method of growing our community and enabling widespread adoption.
> == Community ==
> The amount of interest in the OAuth protocol from enterprises, social
> networks and individual developers suggests a strong community will develop
> once the framework to support one is laid.
> == Core Developers ==
> * Simone Gianni <simoneg at apache dot org> (Semeru)
> * Simone Tripodi <simonetripodi at apache dot org> (Sourcesense)
> * Stuart "Pid" Williams <pid at pidster dot com> (
> * David Recordon <recordond at apache dot org> (Facebook)
> * Tommaso Teofili <tommaso at apache dot org> (Sourcesense)
> == Alignment ==
> The purpose of the project is to develop an implementation of OAuth v1 and
> OAuth v2 that can be used by other Apache projects.
> = Known Risks =
> == Orphaned Products ==
> Being OAuth a standard receiving a lot of interest, and being v2 an ongoing
> work in IETF, we believe there is minimal risks of this work becoming
> non-strategic and the contributors are confident that a larger community
> will form within the project in a relatively short space of time.
> == Inexperience with Open Source ==
> All of the committers have experience working in one or more open source
> projects inside and outside ASF.
> == Homogeneous Developers ==
> The list of initial committers are geographically distributed across the
> U.S. and Europe with no one company being associated with a majority of the
> developers.  Many of these initial developers are experienced Apache
> committers already and all are experienced with working in distributed
> development communities.
> == Reliance on Salaried Developers ==
> To the best of our knowledge, none of the initial committers are being paid
> to develop code for this project.
> == Relationships with Other Apache Products ==
> A number of existing ASF projects could benefit from an OAuth
> implementation, including Apache Shindig, Apache Abdera, Apache Wink, Jmeter
> which are already using partial and non standardized OAuth implementations.
> Basically any other server-side framework or application could benefit by
> using Amber. It is hoped that members of those projects will be interested
> in contributing to and adopting this implementation.
> == A Excessive Fascination with the Apache Brand ==
> Amber fits naturally in the ASF because :
> * It is an implementation of an open standard
> * It is a server component on which many other projects can depend on
> = Documentation =
> [1] More information about OAuth can be found here:<<BR>>
> [2] The IETF discussion about the emerging OAuth v2.0 specification is
> occuring on this mailing list<<BR>>
> = Initial Source =
> The intial source comprises code developed inside Apache Labs, other Apache
> projects and contributed under the CLA.
> = Source and Intellectual Property Submission Plan =
> Source code will be moved from SVN space of Apache Labs, Apache Shindig and
> other appropriately licensed sources inside the SVN space of the podling.
> = External Dependencies =
> None known
> = Cryptography =
> The project will use cryptographic utilities available as standard in Java
> 6.
> = Required Resources =
> * Mailing lists
>  * amber-private (with moderated subscriptions)
>  * amber-dev
>  * amber-user
>  * amber-commits
> * Subversion directory
>  *
> * Website
>  * Confluence (AMBER)
> * Issue Tracking
> = Initial Committers =
> Names of initial committers with affiliation and current ASF status:
> * Simone Gianni <simoneg at apache dot org> (Semeru)
> * Simone Tripodi <simonetripodi at apache dot org> (Sourcesense)
> * Stuart "Pid" Williams <pid at pidster dot com> ( (CLA
> filed)
> * David Recordon <recordond at apache dot org> (Facebook)
> * Tommaso Teofili <tommaso at apache dot org> (Sourcesense)
> * Paul Lindner <lindner at inuus dot com> (LinkedIn)
> * Pablo Fernandez <fernandezpablo85 at gmail dot com> (LinkedIn)
> = Sponsors =
> == Champion ==
> * Brian McCallister <brianm at apache dot org>
> == Nominated Mentors ==
> * Henning Schmiedehausen <henning at apache dot org>
> * Jean-Frederic Clere <jfclere at gmail dot com>
> * Gianugo Rabellino <gianugo at apache dot org>
> * David Jencks <djencks at apache dot org> (Waiting on IPMC)
> == Sponsoring Entity ==
> * Shindig PMC - Confirmed Apr 29, 2010
> = Other interested people =
> * Saleem Shafi <mshafi at paypal dot com>
> * Chirag Shah (Apache Shindig Committer)
> * Greg Brail <gbrail at sonoasystems dot com>

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