WebLion Hosting Lightning Talk

WebLion HostingPatience is for the dead.

Several months ago, …colleges, deptsSmall team. No time to scurry around fixing and updating boxes.No army of sysadmins.

For disagreeable people

cosign, local LDAPs


Different Plone versions

cosign, local LDAPs



Different products

cosign, local LDAPs



Different products

Different Apache configs

cosign, local LDAPs

Mass-installation tools

…are out because they assume…


FAI



FAI

Puppet



FAI

Puppet

Disk images


Every box the same

What about upgrades?

??

?

??? ?

What I want

………from packaged config without breaking upgrades. Need manual intervention only when local admins manually throw a switch indicating they accept the responsibility.

cuz I’m impatient —> pony

What I want

Easy installs



What I want

Easy installs

O(1) upgrades



What I want

Easy installs

O(1) upgrades

Tolerance of local deviations



Weapons

APT \ packaged Ploneconfig-package-dev, Tim Abbott \ Tolerates local changes \ Zope, squid, weblion-apache-config IOC…Push to each machine

meaning: common namespace for {kernel, apache, squid, config files, Plone}.Rather than starting with something that installs Zope and trying to add everything else in the world to it (Varnish), start with something that already knows everything in the world, and add Plone.

Weapons

Debian packages



Weapons

Debian packages

“Config” packages



Weapons

weblion-plone-3.1-stack

weblion-squid-config

squid

<debconf> debconf | <debconf-2.0> debconf-2.0(>= 1.2.9)

<cdebconf> \{cdebconf\} | <debconf> [debconf]

libdb4.4

libldap2

(>= 2.1.17-1)

libgnutls13

(>= 1.4.0-0)

libsasl2-2

libldap2-tls

libpam0g

(>= 0.76)

libpam-runtime

libpam

netbase

ifupdown(>= 0.6.4-4.9)

<openbsd-inetd> \{openbsd-inetd\} | <inet-superserver> \{inet-superserver\}

<iputils-ping> \{iputils-ping\} | <ping> \{ping\}

lsb-base

(>= 3.0-6)

(>= 0.5)

adduser

perl-base

(>= 5.6.0)

passwd

(>= 1:4.0.12)

logrotate

(>= 3.5.4-1)

squid-common

(= 2.6.5-6etch1)

coreutils

libacl1

(>= 2.2.11-1)

libselinux1

(>= 1.32)

stat

sed

ncurses-bin

squid-novm

net-tools

configures-etc++squid++squid.conf

weblion-apache-config

apache2

libapache2-mod-cosign

apache2.2-common

apache2-utils

libmagic1

mime-support

procps

apache2-common

ca-certificates

openssl

libssl0.9.8

(>= 0.9.8c-1)

(>= 0.5)

ssl-cert

(>= 0.5)

configures-etc++apache2++ports.conf

weblion-plone-3.1-site

weblion-plone-3.1

(= 3.1.5.1-3)

zope2.10

zope-common

(>= 0.5.21)

python2.4

(>= 2.4.3)

python-tz

(>= 0.5.38)

python

(>= 2.4)

(>= 0.5)

(>= 0.5.38)

zope-externaleditor

(>= 0.9.3-2~bpo40+2)

(>= 0.5.18)

<zope2.9> \{zope2.9\} | <zope2.8> \{zope2.8\} | <zope2.7> \{zope2.7\}

python-imaging

python-central

(>= 0.5)

(>= 2.3)(<< 2.5)

<mime-support> \{mime-support\} | <python-imaging-tk> \{python-imaging-tk\}

libfreetype6

(>= 2.2) libjpeg62

pil

python-pil

python2.3-imaging

python2.4-imaging

lynx

libbz2-1.0

(>= 1.4.0-0)

libncursesw5(>= 5.4-5)

lynx-ssl

pdftohtml gs

python-docutils

(>= 0.3.3)

(>= 0.5)

(>= 2.3)

python-roman

xpdf-utils

libpaper1

xpdf-common(= 3.01-9.1+etch4)

poppler-utils

xsltproc

libgcrypt11

(>= 1.2.2)libgpg-error0

(>= 1.4)

libxml2

(>= 2.6.27)

libxslt1.1(>= 1.1.18)

python-elementtree

(>= 2.3)

python-support

python2.3-elementtree

python2.4-elementtree

python-libxml2

(>= 2.6.27)

(<< 2.5)

(>= 0.3.4)

(>= 2.4)

(>= 0.5.38)

(>= 0.5)

plone3-site

weblion-zope-hosting-policy

(>= 0.5.38)

weblion-zope-cachefu

(>= 0.5.38)

(>= 0.5.38)

zope-cachefuweblion-zope-webserverauth

(>= 0.5.38)

weblion-plone-site-config configures-etc++zope2.10++plone-site++zope.conf

configures-var++lib++zope2.10++zeo++plone-site++etc++zeo.conf



Weapons


weblion-squid-config squid


apache2




weblion-zope-webserverauth

weblion-plone-site-config


weblion-hosting-node

weblion-auto-update



Weapons

Nightly automatic updates


weblion-squid-config squid


apache2




weblion-zope-webserverauth

weblion-plone-site-config


weblion-hosting-node

weblion-auto-update



Installation

(Basically)See https://weblion.psu.edu/trac/weblion/wiki/BootstrapServers for details.

Installation

1. echo "deb http://deb.weblion.psu.edu/debian etch main non-free contrib" >> /etc/apt/sources.list


Installation


2. aptitude update


Installation


2. aptitude update

3. aptitude install --without-recommends -y weblion-hosting-vmware-node weblion-auto-update weblion-plone-3.1-stack


Updation

and wait

…and hope the 5 egg repos are up.

Updation

Update the package repository

and wait


Updation


Update each machine

and wait


Updation


Update each machine

Run buildout

and wait


Goodies

kernel to Plone, dependencies describableScalable from…Dedicated, ESX, EC2

Goodies

Everything in a single namespace


Goodies


Turnkey or full local admin control


Goodies


Turnkey or full local admin control

Hardware-portable


Steal Me:

http://weblion.psu.edu/wiki/WebLionHosting

I look forward to your complaints.

pony: all my missteps are documented: svn’s open, wiki is full of instructions about how to build your own

https://weblion.psu.edu/wiki/WebLionHosting




WebLion Hosting Lightning Talk

Technology

Transcript of WebLion Hosting Lightning Talk