[OSGeoLive] Proposing t-rex vector tile server

Astrid Emde (OSGeo) astrid_emde at osgeo.org
Tue Jun 11 13:01:03 PDT 2019 

HI all,

+1

Astrid

Am 11.06.2019 13:57 schrieb Nicolas Roelandt:
> Hi all,
> 
> +1 for me too
> 
> Bests,
> 
> Nicolas
> 
> Le dim. 9 juin 2019 à 19:55, Angelos Tzotsos <gcpp.kalxas at gmail.com>
> a écrit :
> 
>> Hi all,
>> 
>> Just a reminder that Pirmin has already submitted the documentation
>> 
>> needed for 13.0 and the pull request is pending:
>> https://github.com/OSGeo/OSGeoLive-doc/pull/444 [1]
>> 
>> Motion to accept t-rex in OSGeoLive 13.0:
>> My +1,
>> Angelos
>> 
>> On 8/13/18 12:30 PM, Angelos Tzotsos wrote:
>>> Dear Pirmin,
>>> 
>>> Thank you for the details!
>>> Strong +1 from me to add t-rex to OSGeoLive.
>>> 
>>> I see a pull request in place already:
>>> https://github.com/OSGeo/OSGeoLive/pull/232 [2]
>>> 
>>> Since we are very close to the release of 12.0 version, perhaps
>> we should
>>> include t-rex without adding the documentation yet, since our
>> translators
>>> will have zero time to translate until release. In any case, for
>> 13.0 we
>>> would need a project overview and a quickstart.
>>> 
>>> Best,
>>> Angelos
>>> 
>>> On Mon, Aug 13, 2018 at 12:35 AM Pirmin Kalberer
>> <pi_ml at sourcepole.com>
>>> wrote:
>>> 
>>>> Hi all,
>>>> 
>>>> Referring to https://trac.osgeo.org/osgeolive/ticket/1881 [3],
>> I'm proposing
>>>> adding t-rex to OSGeo Live.
>>>> 
>>>> Description:
>>>> 
>>>> - What is its name?
>>>> 
>>>> t-rex
>>>> 
>>>> - What is the home page URL?
>>>> 
>>>> https://t-rex.tileserver.ch/ [4]
>>>> 
>>>> - Which ​OSI approved Open Source Licence is used?
>>>> 
>>>> MIT
>>>> 
>>>> - What does the application do and how does it add value to the
>>>> GeoSpatial? stack of software?
>>>> 
>>>> t-rex is a standalone vector tile server supporting PostGIS and
>> GDAL
>>>> datasources.
>>>> 
>>>> - Does the application make use of OGC standards? Which versions
>> of the
>>>> standards? Client or server? You may wish to add comments about
>> how
>>>> standards are used.
>>>> 
>>>> t-rex supports OGC simple feature data (plus ISO curves) and
>> vector tile
>>>> output in OGC WMTS compatible grids.
>>>> 
>>>> - What language is it written in?
>>>> 
>>>> Rust (https://www.rust-lang.org/ [5])
>>>> 
>>>> - Which version of the application should be included in the
>> next
>>>> OSGeo-Live release?
>>>> 
>>>> 0.9.0
>>>> 
>>>> 
>>>> Stability:
>>>> 
>>>> - If risk adverse organisations have deployed your application
>> into
>>>> production, it would imply that these organisations have
>> verified the
>>>> stability of your software. Has the application been rolled out
>> to
>>>> production into risk (ideally risk adverse) organisations?
>> Please
>>>> mention some of these organisations?
>>>> 
>>>> Known users are a national ornithological institute, real estate
>>>> companies and public transport organisations. There was user
>> feedback at
>>>> FOSS4G conferences from national cadastral and mapping
>> authorities about
>>>> their use of t-rex for creating vector tiles.
>>>> 
>>>> - ​Open HUB provides metrics to help assess the health of a
>> project. Eg:
>>>> ​http://adhoc.osgeo.osuosl.org/livedvd/docs/en/metrics.html
>> [6] Could you
>>>> please ensure that your project is registered with Open HUB, and
>> Open
>>>> HUB has been updated to reference the correct code repository(s)
>> for
>>>> your project. What is the Open HUB URL for your project?
>>>> 
>>>> https://www.openhub.net/p/t-rex-tileserver [7]
>>>> 
>>>> - What is the size of the user community? You can often answer
>> this by
>>>> mentioning downloads, or describing a healthy, busy email list?
>>>> 
>>>> Download statistics:
>>>> 
>>>> 
>> 
> https://www.somsubhra.com/github-release-stats/?username=t-rex-tileserver&repository=t-rex
>> [8]
>>>> Total Downloads: 1,440 - 278 hub.docker.com [9] pulls.
>>>> Communication is currently limited to Github and personal
>> feedback to
>>>> presentations at conferences.
>>>> 
>>>> - What is the size of your developer community?
>>>> 
>>>> Main application: 1 main committer, 8 code contributors
>>>> Web-UI: 2 main committers
>>>> rust-postgis: 2 main committers, 4 code contributors
>>>> rust-gdal: 2 main committers, 9 code contributors
>>>> 
>>>> - Do you have a bug free, stable release?
>>>> 
>>>> Releases since 0.6.0 are considered production ready.
>>>> 
>>>> - Please discuss the level of testing that your project has gone
>> through.
>>>> 
>>>> There is a built-in test suite which is automatically executed
>> on Travis
>>>> CI.
>>>> 
>>>> - How long has the project has had mature code.
>>>> 
>>>> The first public release was 2016-08-17 and version 0.6.0, which
>> is
>>>> considered production ready, was released 2016-11-07.
>>>> 
>>>> 
>>>> - OSGeo-Live is targeted at applications that people can use
>> rather than
>>>> libraries. Does the application have a user interface (possibly
>> a
>>>> command line interface) that a user can interact with? (We do
>> make an
>>>> exception for Incubated OSGeo Libraries, and will include
>> Project
>>>> Overviews for these libraries, even if they don't have a user
>> interface.)
>>>> 
>>>> t-rex is an application with a command line interface and a
>> built-in
>>>> web-based user interface.
>>>> 
>>>> 
>>>> - We give preference to OSGeo Incubated Projects, or Projects
>> which are
>>>> presented at ​FOSS4G conferences. If your project is involved
>> in OSGeo
>>>> Incubation, or has been selected to be presented at FOSS4G, then
>> please
>>>> mention it.
>>>> 
>>>> There were t-rex specific FOSS4G presentations and vector tile
>>>> presentations covering t-rex among others.
>>>> 
>>>> 
>>>> - With around 50 applications installed on OSGeo-Live, us core
>> packagers
>>>> do not have the time to liaise with every single project email
>> list for
>>>> each OSGeo-Live release. So we require a volunteer (or two) to
>> take
>>>> responsibility for liaising between OSGeo-Live and the project's
>>>> communities. This volunteer will be responsible for ensuring the
>> install
>>>> scripts and English documentation are updated by someone for
>> each
>>>> OSGeo-Live release. Also test that the installed application and
>>>> Quickstart documentation works as expected on release candidate
>> releases
>>>> of OSGeo-Live. Who will act as the project's liaison person.
>>>> 
>>>> Pirmin Kalberer
>>>> 
>>>> - OSGeo-Live is Ubuntu Linux based. Our installation preference
>> is:
>>>> Install from UbuntuGIS or DebianGIS
>>>> Install .deb files from a PPA
>>>> Write a custom install script
>>>> 
>>>> Deb Package for Ubuntu is available.
>>>> 
>>>> 
>>>> Installation:
>>>> 
>>>> - OSGeo-Live is memory and disk constrained. Can the application
>> run in
>>>> 512 Meg of RAM?
>>>> 
>>>> Yes.
>>>> 
>>>> - How much disk space will be required to install the
>> application and a
>>>> suitable example application?
>>>> 
>>>> ~13MB for application binary
>>>> 
>>>> 
>>>> - We aim to reduce disk space by having all applications make
>> use of a
>>>> common dataset. We encourage applications to make use of the
>> example
>>>> datasets already installed:
>>>> 
>> ​http://wiki.osgeo.org/wiki/Live_GIS_Add_Project#Example_Datasets
>> [10] If
>>>> another dataset would be more appropriate, please discuss here.
>> Is it
>>>> appropriate, to remove existing demo datasets which may already
>> be
>>>> included in the standard release.
>>>> 
>>>> Examples are based on Natural Earth dataset.
>>>> 
>>>> - Each OSGeo-Live application requires a Project Overview
>> available
>>>> under a ​CC By and a Quickstart available under a ​CC By-SA
>> license.
>>>> (You may release under a second license as well). Will you
>> produce this?
>>>> 
>>>> Yes.
>>>> 
>>>> - In past releases, we have included Windows and Mac installers
>> for some
>>>> applications. It is likely we won't have space for these in
>> future
>>>> releases. However, if there is room, would you be wishing to
>> include
>>>> Windows and/or Mac installers?
>>>> 
>>>> A Windows installer (MSI) is available. For Mac there is a
>> binary only.
>>>> 
>>>> 
>>>> Regards
>>>> Pirmin
>>>> 
>>>> --
>>>> Pirmin Kalberer - @implgeo
>>>> Sourcepole - http://www.sourcepole.com [11]
>>>> _______________________________________________
>>>> osgeolive mailing list
>>>> osgeolive at lists.osgeo.org
>>>> https://lists.osgeo.org/mailman/listinfo/osgeolive [12]
>>>> 
>>> 
>> 
>> --
>> Angelos Tzotsos, PhD
>> Charter Member
>> Open Source Geospatial Foundation
>> http://users.ntua.gr/tzotsos [13]
>> 
>> _______________________________________________
>> osgeolive mailing list
>> osgeolive at lists.osgeo.org
>> https://lists.osgeo.org/mailman/listinfo/osgeolive [12]
> 
> --
> 
> Bien cordialement,
> 
> Nicolas Roelandt
> mail: roelandtn.pro at gmail.com
> mobile: +33 (0)6 42 40 42 55
> twitter: @ROELANDTN42 [14]
> 
> Links:
> ------
> [1] https://github.com/OSGeo/OSGeoLive-doc/pull/444
> [2] https://github.com/OSGeo/OSGeoLive/pull/232
> [3] https://trac.osgeo.org/osgeolive/ticket/1881
> [4] https://t-rex.tileserver.ch/
> [5] https://www.rust-lang.org/
> [6] http://adhoc.osgeo.osuosl.org/livedvd/docs/en/metrics.html
> [7] https://www.openhub.net/p/t-rex-tileserver
> [8]
> https://www.somsubhra.com/github-release-stats/?username=t-rex-tileserver&repository=t-rex
> [9] http://hub.docker.com
> [10] http://wiki.osgeo.org/wiki/Live_GIS_Add_Project#Example_Datasets
> [11] http://www.sourcepole.com
> [12] https://lists.osgeo.org/mailman/listinfo/osgeolive
> [13] http://users.ntua.gr/tzotsos
> [14] https://twitter.com/RoelandtN42
> 
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