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LaunchpadThe Ubuntu collaboration platform
Presentation by
Raphaël Badin
www.canonical.com
RMLL 2011
2 Presentation by Raphaël Badin
Outline
● What is Launchpad?● Technology Stack● Fact Sheet● Ubuntu-related Features● Recent/Future Developments● Questions
3 Presentation by Raphaël Badin
Outline
● What is Launchpad?● Technology Stack● Fact Sheet● Ubuntu-related Features● Recent/Future Developments● Questions
4 Presentation by Raphaël Badin
Launchpad is a unique collaboration and hosting platform for software projects.
https://launchpad.net/+tour
5 Presentation by Raphaël Badin
A simple program
6 Presentation by Raphaël Badin
A “simple” program
Code
7 Presentation by Raphaël Badin
A “simple” program
Code
Bugs
8 Presentation by Raphaël Badin
A “simple” program
Code
Translations
Bugs
9 Presentation by Raphaël Badin
A “simple” program
Code
Translations
Bugs
Communication
10 Presentation by Raphaël Badin
A “simple” program
Code
Translations
Bugs
Communication
Specs
11 Presentation by Raphaël Badin
A “simple” program
Code
Translations
Bugs
Communication
Specs
Packaging
12 Presentation by Raphaël Badin
CodeCode hostingCode importsCode reviewTranslations
Import from filesImport from branches
Edit from Web UI
BugsBug tracking
Syncing with externaltrackers
Community MgmtMailing listsQuestions
SpecsBlueprints
PackagingBuild from source
Recipe builds
13 Presentation by Raphaël Badin
Who is Launchpad for?
● Software developers● Expert users of software● End users of software● Translators● Managers
14 Presentation by Raphaël Badin
Plan
● What is Launchpad?● Technology Stack● Fact Sheet● Ubuntu-related Features● Recent/Future Developments● Questions
15 Presentation by Raphaël Badin
Technology Stack
Client
Client side
Web ServerPublic-facing
services/technologies
BackendNon public-facing
services/technologies
(Web)
HTML/CSS
YUI 3
(Client)
Bzr
Launchpad lib
SFTP
Apache
Squid
Zope 3
Python
Twisted
REST (API)
Bzr server
Postgresql
Slony-I
Ubuntu
Xen
Python
Twisted
RabbitMQ
16 Presentation by Raphaël Badin
Technology Stack
Client
Client side
Web ServerPublic-facing
services/technologies
BackendNon public-facing
services/technologies
(Web)
HTML/CSS
YUI 3
(Client)
Bzr
Launchpad lib
SFTP
Apache
Squid
Zope 3
Python
Twisted
REST (API)
Bzr server
Postgresql
Slony-I
Ubuntu
Xen
Python
Twisted
RabbitMQ
17 Presentation by Raphaël Badin
Technology Stack
Client
Client side
Web ServerPublic-facing
services/technologies
BackendNon public-facing
services/technologies
(Web)
HTML/CSS
YUI 3
(Client)
Bzr
Launchpad lib
SFTP
Apache
Squid
Zope 3
Python
Twisted
REST (API)
Bzr server
Postgresql
Slony-I
Ubuntu
Xen
Python
Twisted
RabbitMQ
18 Presentation by Raphaël Badin
Technology Stack
Client
Client side
Web ServerPublic-facing
services/technologies
BackendNon public-facing
services/technologies
(Web)
HTML/CSS
YUI 3
(Client)
Bzr
Launchpad lib
SFTP
Apache
Squid
Zope 3
Python
Twisted
REST (API)
Bzr server
Postgresql
Slony-I
Ubuntu
Xen
Python
Twisted
RabbitMQ
19 Presentation by Raphaël Badin
Outline
● What is Launchpad?● Technology Stack● Fact Sheet● Ubuntu-related Features● Recent/Future Developments● Questions
20 Presentation by Raphaël Badin
Fact Sheet 1/4
● AGPL3 (https://dev.launchpad.net)● Project started in 2005● 20 devs● 420K SLOC (mostly Python)
21 Presentation by Raphaël Badin
Fact Sheet 2/4
● ~23K Active Projects● ~9K Active PPAs● ~800K Bugs● ~415K Branches● ~1.3M Registered Users (~10K Teams)● ~1.9K Active Mailing Lists
22 Presentation by Raphaël Badin
Fact Sheet 3/4: Database servers
● PostgreSQL 8.4 / Slony-I 1.2● ~150G● 3 Servers: 4 x dual core
Opteron, 128GB RAM
23 Presentation by Raphaël Badin
Fact Sheet 4/4: A day in Launchpad
● ~11M Requests/day● ~5M API Requests/day● ~15 Projects registered/day● ~5500 Packages built/day
24 Presentation by Raphaël Badin
Outline
● What is Launchpad?● Technology Stack● Fact Sheet● Ubuntu-related Features● Recent/Future Developments● Questions
25 Presentation by Raphaël Badin
Distribution Modellinghttps://help.launchpad.net/Bugs/MultiProjectBugs
● Bugs can affect multiple projects / distributions
26 Presentation by Raphaël Badin
Personal Package Archive (PPA)https://help.launchpad.net/Packaging/PPA
● Private archive / build system (x86/AMD64)● Used for
● Projects not in Ubuntu● Custom versions of software packages● Backports● Development versions / daily build
27 Presentation by Raphaël Badin
Recipeshttps://help.launchpad.net/Packaging/SourceBuilds/Recipes
● Create Ubuntu source packages with Bzr● Combine Bzr branches to create source packages# bzr-builder format 0.3 deb-version 1.0+{revno}
lp:bzr
merge fix-build lp:~bzr/bzr/fix-build
[...]
28 Presentation by Raphaël Badin
Outline
● What is Launchpad?● Technology Stack● Fact Sheet● Ubuntu-related Features● Recent/Future Developments● Questions
29 Presentation by Raphaël Badin
Recent Infrastructure Work 1/2
● Performance work: avg rendering time from 8s to 3s (since January 2011).
30 Presentation by Raphaël Badin
Recent Infrastructure Work 2/2
● Bug subscriptionhttps://dev.launchpad.net/LEP/
BetterBugSubscriptionsAndNotifications
31 Presentation by Raphaël Badin
Ubuntu Distributed Development (UDD)https://wiki.ubuntu.com/DistributedDevelopment
● Goal● Ease Ubuntu Development
● Means● Add more packaging capabilities to Bzr● Use Bzr for packaging data
32 Presentation by Raphaël Badin
Personal Dashboardhttps://dev.launchpad.net/Wishes/PersonalDashboard
● Right now Launchpad is project centric● Goal: give an overview of all the tasks for
a particular user
![pgRouting Manual · pgRouting Manual, Release 2.0.0 ... Paquetes de Ubuntu están disponibles en los repositorios de Launchpad: ... para la distancia de manejo) CGAL > = [por determinarse]](https://img.dokumen.tips/doc/110x75/5ba9449709d3f214138c4ce7/pgrouting-manual-pgrouting-manual-release-200-paquetes-de-ubuntu-estan.jpg)
