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Subject: Re: [PROPOSAL] Airavata for the incubator
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From: Ross Gardler <rgardler@apache.org>
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Date: Fri, 29 Apr 2011 18:09:29 +0100
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On 29 Apr 2011, at 16:56, Waruna Ranasinghe <warunapww@gmail.com> wrote:

> Hi all,
>=20
> +1 for the proposal Airavata. I would like to contribute to this project.

Yay! Another person who sees personal value. Look forward to working with yo=
u too :-)

Ross


>=20
>=20
> Thanks,
> Waruna
>=20
>>>>> On 4/23/11 5:53 PM, Ross Gardler wrote:
>>>>>>=20
>>>>>> I would like to propose Airavata for entry into the Apache Incubator.=

>>>>>>=20
>>>>>> The full proposal can be found at [1] and is copied at the end of thi=
s
>>>>>> mail. For those in a hurry here's a quick summary:
>>>>>>=20
>>>>>> Airavata is a software toolkit currently used to build science
>> gateways
>>>>>> but that has a much wider potential use. It provides features to
>>>>>> compose, manage, execute, and monitor large scale applications and
>>>>>> workflows on computational resources ranging from local clusters to
>>>>>> national grids and computing clouds. Users can use Airavata back end
>>>>>> services and build gadgets to deploy in open social containers such a=
s
>>>>>> Apache Rave and modify them to suite their needs. Airavata builds on
>>>>>> general concepts of service oriented computing, distributed messaging=
,
>>>>>> and workflow composition and orchestration.
>>>>>>=20
>>>>>> Airavata will provide web interfaces and scalable Service Oriented
>>>>>> Architecture based backend services to build or enhance Science
>> Gateway
>>>>>> (see https://www.teragrid.org/web/science-gateways/) and similar
>>>>>> environments. Airavata will specifically focus on:
>>>>>>=20
>>>>>> 1. sophisticated server-side tools for registering and managing large=

>>>>>> scale applications on computational resources.
>>>>>>=20
>>>>>> 2. graphical user interfaces to construct, execute, control, manage
>> and
>>>>>> reuse of scientific workflows.
>>>>>>=20
>>>>>> 3. interfacing and interoperability with with various external (third=

>>>>>> party) data and provenance management tools
>>>>>>=20
>>>>>> The project team consists of a number of existing Apache Committers
>> and
>>>>>> the code comes from the same stable as some of the code donated to
>>>>>> Apache Rave (Incubating).
>>>>>>=20
>>>>>> We welcome your questions, suggestions, observations and support.
>>>>>>=20
>>>>>> Ross
>>>>>>=20
>>>>>> [1] http://wiki.apache.org/incubator/AiravataProposal
>>>>>>=20
>>>>>> FULL PROPOSAL TEXT
>>>>>> =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
>>>>>>=20
>>>>>> =3D Airavata Proposal for Apache Incubator =3D
>>>>>>=20
>>>>>> =3D=3D Abstract =3D=3D
>>>>>> Airavata is a software toolkit currently used to build science
>>>>>> gateways but that has a much wider potential use. It provides feature=
s
>>>>>> to compose, manage, execute, and monitor large scale applications and=

>>>>>> workflows on computational resources ranging from local clusters to
>>>>>> national grids and computing clouds. Users can use Airavata back end
>>>>>> services and build gadgets to deploy in open social containers such a=
s
>>>>>> Apache Rave and modify them to suite their needs. Airavata builds on
>>>>>> general concepts of service oriented computing, distributed messaging=
,
>>>>>> and workflow composition and orchestration.
>>>>>>=20
>>>>>>=20
>>>>>> =3D=3D Proposal =3D=3D
>>>>>>=20
>>>>>> Airavata will provide web interfaces and scalable Service Oriented
>>>>>> Architecture based backend services to build or enhance Science
>>>>>> Gateway (see https://www.teragrid.org/web/science-gateways/)
>>>>>> and similar environments. Airavata will specifically focus on:
>>>>>>=20
>>>>>> 1. sophisticated server-side tools for registering and managing large=

>>>>>> scale applications on computational resources.
>>>>>> 2. graphical user interfaces to construct, execute, control, manage
>> and
>>>>>> reuse of scientific workflows.
>>>>>> 3. interfacing and interoperability with with various external (third=

>>>>>> party) data and provenance management tools.
>>>>>>=20
>>>>>> =3D=3D Background =3D=3D
>>>>>> Working in close quarters with Apache Axis2 committers and inspired b=
y
>>>>>> the true open source community driven software development of ASF,
>>>>>> Suresh Marru and Marlon Pierce have been pioneering the idea of a
>>>>>> Science Gateways software-based Apache project since late 2008. Many
>>>>>> Apache members have fostered these ideas and guided them to arrive at=

>>>>>> this proposal.
>>>>>>=20
>>>>>> Currently the software is a actively used in various science
>>>>>> gateways. But the tools are general purpose and build upon widely use=
d
>>>>>> Apache tools like Axis2, ODE engine. The core team is motivated to
>>>>>> expand the community and build a community welcoming both synergistic=

>>>>>> software components and also new usage scenarios.
>>>>>>=20
>>>>>> It is perhaps worth noting that one of the three seed projects that
>>>>>> make up the Apache Rave (Incubating) project is also the product of
>>>>>> this same team and is derived from the same Science Gateways
>>>>>> community.
>>>>>>=20
>>>>>> =3D=3D Rationale =3D=3D
>>>>>>=20
>>>>>> The nature of computational problems has evolved from simple desktop
>>>>>> calculations to complex, multidisciplinary activities that require th=
e
>>>>>> monitoring and analysis of remote data streams, database and web
>>>>>> search and large ensembles of simulations. In the academic domain
>>>>>> Science Gateways have emerged to address these needs and have built
>>>>>> software platforms that provide a community of users with the ability=

>>>>>> to easily solve computational problems within a specific domain. The
>>>>>> tools developed to support these gateways are potentially of value to=

>>>>>> any organisation needing to perform complex computations. Gateways
>>>>>> provide a convenient interface to the underlying infrastrucure withou=
t
>>>>>> the need for a deep understanding of the intricacies that
>>>>>> infrastructure.
>>>>>>=20
>>>>>> We summarize the rationale for choosing The Apache Software Foundatio=
n
>>>>>> (ASF) below. This is what we hope to gain from participating in the
>>>>>> ASF.
>>>>>>=20
>>>>>> 1. '''Broader impact''': our science gateway tool set is based on
>>>>>> Service Oriented Architecture principles, and it has always been our
>>>>>> goal to align our software with broader trends in the development of
>>>>>> software for distributed systems. Participating in the ASF provides a=

>>>>>> concrete way to implement this idea. In particular, we have done
>>>>>> extensive work on the workflow systems, messaging, and application
>>>>>> management as Web services from the perspective of computational
>> science
>>>>>> use cases (i.e., high failure rates, very long running jobs, dynamic
>>>>>> service creation, workflows not expressible as directed acyclic
>> graphs,
>>>>>> etc). These requirements and our work to implement them have already
>> had
>>>>>> direct impact on the Apache Axis 2 and Apache ODE projects. As an
>> Apache
>>>>>> project, it is hoped that our community will have an enhanced
>>>>>> opportunity for collaboration and complementary development with
>> Apache
>>>>>> Hadoop (for scientific application management), Apache QPID (for
>>>>>> messaging), Apache Rave (incubator - Open Social Container) and
>> others.
>>>>>> It is our goal to expand our software=C3=A2=E2=82=AC=E2=84=A2s usage b=
eyond just science
>>>>>> gateways to the broader enterprise community.
>>>>>> 2. '''Sustainability''': Science gateway software development (and
>>>>>> cyberinfrastructure software generally) is primarily funded in the US=

>> by
>>>>>> the National Science Foundation (NSF), so the long term sustainabilit=
y
>>>>>> of software across funding cycles is a longstanding problem. The NSF
>> is
>>>>>> attempting to solve this problem, and its vision for sustainable
>>>>>> software is described here:
>>>>>> http://www.nsf.gov/pubs/2010/nsf10015/nsf10015.jsp. Participating in
>> the
>>>>>> ASF is our project=C3=A2=E2=82=AC=E2=84=A2s vision for reaching softw=
are sustainability
>> that
>>>>>> underpins the NSF CF21 vision. As a successful ASF project (after
>>>>>> incubation), we will have created a community led, rather than fundin=
g
>>>>>> led, environment for the development of our sotware. This community,
>>>>>> through our community engagement work and adoption of meritocratic
>>>>>> principles, will expand beyond our current core team and existing
>>>>>> project collaborations. This will greatly increase the chances that
>> our
>>>>>> software will continue to grow and improve beyond the participation o=
f
>>>>>> any individuals.
>>>>>> 3. '''Maturity''': much of the software included in this proposal was=

>>>>>> developed initially by graduate students as part of their Ph. D. work=
.
>>>>>> The Open Grid Computing Environment has devoted significant effort
>>>>>> (through salaried staff and volunteers from collaborating
>> institutions)
>>>>>> to convert these research projects into mature, reliable,
>> well-written,
>>>>>> packaged components. The code is currently hosted at SourceForge, but=

>> we
>>>>>> recognize the need to go beyond just the SourceForge support tools to=

>>>>>> participate in a real community of software engineering experts. It i=
s
>>>>>> our desire, through the Apache Incubator, to take our software
>>>>>> engineering efforts to a higher level by learning from the substantia=
l
>>>>>> experience of appropraite Apache Committers. Apache mentors will
>> provide
>>>>>> initial guidance, as will the attraction of additional committers fro=
m
>>>>>> the relevant Apache projects.
>>>>>>=20
>>>>>> =3D=3D Initial Goals =3D=3D
>>>>>>=20
>>>>>> * Implement a standalone version of the code base with a simple hello=

>>>>>> world service, workflow and gadget(s) to access the examples.
>>>>>> * Migration of documentation and design knowledge from existing SF
>> project
>>>>>> * Re-architect Grid based security (GSI) dependencies and adopt more
>>>>>> general purpose security implementations.
>>>>>> * Make sure Cloud (including hadoop) support is more first class.
>>>>>> * Aim to have the first Apache release within the first 6 months
>>>>>> * Verify with Apache Legal that some of the more esoteric licences in=

>>>>>> our dependencies are acceptable, or replace them as appropriate
>>>>>>=20
>>>>>> =3D=3D Current Status =3D=3D
>>>>>>=20
>>>>>> The proposed tools are currently hosted on SourceForge at
>>>>>> http://sourceforge.net/projects/ogce/ (source at
>>>>>> https://ogce.svn.sourceforge.net/svnroot/ogce/ogce-xbaya-gui/) and
>> are
>>>>>> described at http://www.collab-ogce.org.
>>>>>>=20
>>>>>> =3D=3D Meritocracy =3D=3D
>>>>>>=20
>>>>>> A significant portion of initial committers are already ASF
>>>>>> Committers/Members,
>>>>>> and the entire team is well experienced with open source software
>>>>>> development. The existing code base has resulted from
>>>>>> multi-institutional collaborative projects. The developers are well
>>>>>> aware of the Apache way and will honor the meritocracy policy of ASF
>>>>>> foundation.
>>>>>>=20
>>>>>> =3D=3D Community =3D=3D
>>>>>>=20
>>>>>> To date our focus has been serving our immediate partners needs rathe=
r
>>>>>> than looking outwards in order to build a broader community with
>>>>>> diverse needs. Whilst the core team area likely to remain focussed on=

>>>>>> the Science Gateways communities we are keen to welcome community
>>>>>> members from other disciplines.
>>>>>>=20
>>>>>> =3D=3D Core Developers =3D=3D
>>>>>> Our core developers consist of participants from academic,
>>>>>> not-for-profit and for-profit organisations. Many are already well
>>>>>> versed in The Apache Way.
>>>>>>=20
>>>>>> Amongst our initial team we have one or more committers on the
>>>>>> following Apache top level projects; axis, geronimo, synapse, ws,
>>>>>> ws-pmc, ws-woden as well as Apache Rave (Incubating).
>>>>>>=20
>>>>>> =3D=3D Alignment =3D=3D
>>>>>> Airavata software is built upon Apache Projects like Axis2, ODE,
>>>>>> Rampart, Tomcat and Maven. We will try to closely align the project
>>>>>> with ODE to ensure BPEL workflow compatibility. We will align with
>>>>>> metadata management projects like Apache OODT. Web interfaces within
>>>>>> the Airavata software will be synergistically developed with Apache
>>>>>> Rave.
>>>>>>=20
>>>>>> =3D=3D Known Risks =3D=3D
>>>>>> =3D=3D=3D Orphaned products =3D=3D=3D
>>>>>> We acknowledge the need to seek project contributions outside the
>> current
>>>>>> developers. The core team actively travels and conducts workshops and=

>>>>>> tutorials at relevant academic conferences like Supercomputing,
>> TeraGrid,
>>>>>> Collaborative Technologies Systems and SciDAC. Previous experiences
>>>>>> have showed that these tutorials and outreach efforts will bring in
>>>>>> community participation. The general strategy will be to encourage
>>>>>> users to be active in the community and develop patches and
>>>>>> contribute. Also, the core developers use the Airavata software in
>>>>>> multiple projects with a life span ranging from 2 to 10 years, so the=

>>>>>> risk of orphaned products is very minimal.
>>>>>>=20
>>>>>> Furthermore, by opening our doors to non-academic organisations
>>>>>> already adopting large scale computation related projects in the ASF
>>>>>> we hope to be able to build community beyond the proposing teams
>>>>>> Science Gateway interests.
>>>>>>=20
>>>>>> =3D=3D=3D Inexperience with Open Source =3D=3D=3D
>>>>>> The core team is very familiar with open source practices. The
>>>>>> developers include existing Apache members who have long term
>> experience
>>>>>> with
>>>>>> the Apache Way. The OGCE project has been an active
>>>>>> open source project in SourceForge since November 2006. We welcome th=
e
>>>>>> new directions and are well prepared to follow the Apache way.
>>>>>>=20
>>>>>> =3D=3D=3D Homogenous Developers =3D=3D=3D
>>>>>> We have a semi-distributed development environment distributed among
>>>>>> Indiana University and Lanka Software Foundation. We fully expect
>>>>>> contributions from the partnering science gateways adding to the
>>>>>> heterogeneous development.
>>>>>>=20
>>>>>> =3D=3D=3D Reliance on Salaried Developers =3D=3D=3D
>>>>>> The core developers are self motivated on the project and also are
>>>>>> funded through various federal, state and endowment research
>>>>>> grants. Participation in these research efforts based on Airavata
>>>>>> software is mostly voluntary and above and beyond the requirements of=

>>>>>> the salaried jobs.
>>>>>>=20
>>>>>> The Open Gateway Computing project, from which the initial code
>>>>>> donation is sourced, is funded for the next 3 years and is mandated b=
y
>>>>>> the funding guidelines to open source software development -
>>>>>> http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=3D1032742. We=

>>>>>> believe in the Airavata software capabilities and its vital role in
>>>>>> providing sustainable middleware for Science Gateways. Nevertheless,
>>>>>> the core team will actively build upon Airavata software and foster
>>>>>> developer community outside the current core.
>>>>>>=20
>>>>>> =3D=3D=3D Relationships with Other Apache Products =3D=3D=3D
>>>>>> See =C3=A2=E2=82=AC=C5=93Alignment=C3=A2=E2=82=AC  above. Airavata is=
 based on the concepts of
>> Service
>>>>>> Oriented Architecture and all services run within Tomcat
>>>>>> container. The web services are based on Axis2. The orchestration of
>>>>>> the scientific workflows uses Orchestration Director Engine. The
>>>>>> software is built using Apache Maven.
>>>>>>=20
>>>>>> =3D=3D=3D An Excessive Fascination with the Apache Brand =3D=3D=3D
>>>>>> The Apache brand would certainly help promote the software suite, but=

>>>>>> gaining the brand is not the motivation for this project. Airavata is=

>>>>>> being proposed to Apache because of the belief in Apache=C3=A2=E2=82=AC=
=E2=84=A2s
>> meritocracy
>>>>>> model for mentored, community-driven, open source software is the bes=
t
>>>>>> way to develop sustainable software. See =C3=A2=E2=82=AC=C5=93Rationa=
l=C3=A2=E2=82=AC  above. Most
>>>>>> importantly, The Apache Software Foundation will help us create an
>>>>>> institution-neutral contribution venue and will help us build a
>>>>>> long-standing community around Airavata to sustain and improve it
>>>>>> beyond the span of specific, targeted research grants.
>>>>>>=20
>>>>>> =3D=3D Documentation =3D=3D
>>>>>> Existing documentation is available from the OGCE wiki,
>>>>>> http://www.collab-ogce.org/ogce/index.php/Main_Page. In addition,
>>>>>> there is abundance of presentation and self guided video tutorial
>>>>>> material. Effort will be put in to collect all this information into
>>>>>> meaningful documentation on the Apache websites.
>>>>>>=20
>>>>>> =3D=3D Initial Source =3D=3D
>>>>>> The initial source of the project is in SourceForge. The source is
>>>>>> available for anonymous check out from svn at
>>>>>> https://ogce.svn.sourceforge.net/svnroot/ogce/ogce-xbaya-gui/
>>>>>>=20
>>>>>> =3D=3D Source and Intellectual Property Submission Plan =3D=3D
>>>>>> Indiana University is the current holder of Intellectual Property
>>>>>> rights for the software. The university has approved the code donatio=
n
>>>>>> and signed trustees approval, Corporate Contributor Licence Agreement=

>>>>>> and Software Grant Agreement have been emailed to ASF secretary and
>>>>>> received acknowledgement.
>>>>>>=20
>>>>>> Specifically Indiana University will donate 4 components into Airavat=
a
>>>>>> project.
>>>>>>=20
>>>>>> 1. XBaya Scientific Workflow Suite - includes a GUI for workflow
>>>>>> composition and monitoring. The composed workflow can be exported to
>>>>>> various workflow languages like BPEL, SCUFL, Condor DAG, Jython and
>>>>>> Java. The defacto workflow enacting engine used is Apache ODE.
>>>>>> 2. GFac - an application wrapper service that can be used to wrap
>>>>>> command line-driven science applications and make them into robust,
>>>>>> network- accessible services. This component is build on Axis2 web
>>>>>> service stack.
>>>>>> 3. XRegistry - a registry service for storing deployment information
>>>>>> about wrapped application services and constructed workflows.
>>>>>> 4. WS-Messenger - a =C3=A2=E2=82=AC=C5=93publish-subscribe=C3=A2=E2=82=
=AC  based message broker
>>>>>> implemented on top of Apache Axis2 web services stack. It implements
>> the
>>>>>> WS-Eventing and WS-Notifications specifications and incorporates a
>>>>>> message box component that facilities communications with clients
>> behind
>>>>>> firewalls and overcomes network glitches.
>>>>>>=20
>>>>>> =3D=3D External Dependencies =3D=3D
>>>>>>=20
>>>>>> Following the guideline -http://www.apache.org/legal/resolved.html,
>> the
>>>>>> following are the dependent software and all of them are in binary
>>>>>> format in java archive (jar files).
>>>>>>=20
>>>>>> * CDDL license - Javax activation, JSR311, Portlet-API, Servlet-API
>>>>>> * Apache V2: cog-jglobus, globus, caster, gridsphere, Woodstox, xmpp,=

>>>>>> xsul, sigiri, atomixmiser, weps-beans.
>>>>>> * BSD: puretls,
>>>>>> * MIT: bcporv, hsqldb, dom4j, slf4j
>>>>>> * PSFL: Jython
>>>>>> * GPL 2.0: mysql-connector-java
>>>>>> * Other:
>>>>>> * cryptix32, cryptix-asn1 (http://www.cryptix.org/LICENSE.TXT)
>>>>>> * backport (public domain)
>>>>>> * jaxen (http://jaxen.codehaus.org/license.html)
>>>>>>=20
>>>>>> Licence incompatibilities (GPL) will be resolved during incubation.
>>>>>>=20
>>>>>> =3D=3D Cryptography =3D=3D
>>>>>> The software does not implement any cryptographic algorithms. However=
,
>>>>>> to perform secured messaging and data movement and SSL communications=
,
>>>>>> the software depends upon third party security libraries. These
>>>>>> external libraries depend in turn on Java Security, Puretls, Cryptix
>>>>>> and Bounce Castle libraries. Apache Cryptographic steps will be
>>>>>> followed to register the use of these libraries.
>>>>>>=20
>>>>>> =3D=3D Required Resources =3D=3D
>>>>>>=20
>>>>>> =3D=3D=3D Mailing lists =3D=3D=3D
>>>>>> 1. airavata-dev
>>>>>> 2. airavata-commits
>>>>>> 3. airavata-private
>>>>>>=20
>>>>>> =3D=3D=3D Subversion Directory =3D=3D=3D
>>>>>> https://svn.apache.org/repos/asf/incubator/airavata
>>>>>>=20
>>>>>> =3D=3D=3D Issue Tracking =3D=3D=3D
>>>>>> We intend to make use of Jira for issue tracking. Proposed key:
>> AIRAVATA
>>>>>>=20
>>>>>> =3D=3D=3D Other Resources =3D=3D=3D
>>>>>>=20
>>>>>> We intend to manage our website using the Apache CMS.
>>>>>>=20
>>>>>> =3D=3D Initial Committers =3D=3D
>>>>>> Names of initial committers with affiliation and current ASF status:
>>>>>>=20
>>>>>> || '''Name''' || '''Email''' || '''Affiliation''' || '''ICLA''' ||
>>>>>> '''ASF Status''' || '''Apache Id''' ||
>>>>>> || Suresh Marru || smarru@cs.indiana.edu || Indiana University || On
>>>>>> File || Apache Commiter || smarru ||
>>>>>> || Marlon Pierce || mpierce@cs.indiana.edu || Indiana University ||
>> On
>>>>>> File || Apache Commiter || mpierce ||
>>>>>> || Srinath Perera || hemapani@apache.org || Lanka Software Foundation=

>> ||
>>>>>> On File || Apache Member || hemapani ||
>>>>>> || Aleksander Slominski || aslom at us.ibm.com || IBM || On File ||
>>>>>> Apache Member || aslom ||
>>>>>> || Raminderjeet Singh || ramifnu@indiana.edu || Indiana University ||=

>> On
>>>>>> File || Apache Commiter || raminder ||
>>>>>> || Archit Kulshrestha || akulshre@indiana.edu || Indiana University
>> ||
>>>>>> On File || N/A || N/A ||
>>>>>> || Chathura Herath || chathura@apache.org || Indiana University || On=

>>>>>> File || Apache Commiter || chathura ||
>>>>>> || Eran Chinthaka || chinthaka@apache.org || Indiana University || On=

>>>>>> File || Apache Member || chinthaka ||
>>>>>> || Thilina Gunaratne || thilina@apache.org || Indiana University ||
>> On
>>>>>> File || Apache Commiter || thilina ||
>>>>>> || Wathsala Vithanage || wathsala@opensource.lk || Lanka Software
>>>>>> Foundation || On File || N/A || N/A ||
>>>>>>=20
>>>>>> All the parties are affiliated with companies and organizations that
>>>>>> are familiar with the development of open source. We expect that the
>>>>>> amount of volunteer work will increase, and more developers will come=

>>>>>> on board.
>>>>>>=20
>>>>>> =3D=3D Champion =3D=3D
>>>>>> Ross Gardler, Apache Software Foundation
>>>>>>=20
>>>>>> =3D=3D Nominated Mentors =3D=3D
>>>>>> * Ross Gardler, Member, Apache Software Foundation
>>>>>> * Alek Slominski, Member, Apache Software Foundation
>>>>>> * Ate Douma, Member, Apache Software Foundation
>>>>>> * Sanjiva Weerawarna, Member, Apache Software Foundation
>>>>>> * Paul Fremantle, Member, Apache Software Foundation
>>>>>>=20
>>>>>> =3D=3D Sponsoring Entity =3D=3D
>>>>>> Apache Incubator Project.
>>>>>>=20
>>>>>>=20
>>>>>> ---------------------------------------------------------------------=

>>>>>> To unsubscribe, e-mail: general-unsubscribe@incubator.apache.org
>>>>>> For additional commands, e-mail: general-help@incubator.apache.org
>>>>>>=20
>>=20
>=20
> --=20
> -----------------------------------------------------
> Regards,
> Waruna Ranasinghe
>=20
> blog: http://warunapw.blogspot.com
> twitter: http://twitter.com/warunapww
> http://lk.linkedin.com/in/waruna
> www.facebook.com/waruna.ranasinghe

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