Experience in Drupal, Nginx and Varnish

Project manager

i20.biz company

isay.r@i20.biz

Ruslan Isay

Спонсоры

•Генеральный спонсор

Серебряный спонсор Серебряный спонсор

Бронзовый спонсор Бронзовый спонсор

Организатор

Agenda

1. Server

2. Cache

3. Content

4. User

5. Developer

6. Bonus

Requirements

More than 500 000 actual pages

800 000 of registered users

About 150 000 pages changed every month

ALWAYS serve pages quickly

Servers architecture

NO Apache

Servers architecture

Servers architecture. Solutions

Varnish:

• no persistent storage

• flexible ESI, cache and TTL configuration

• fast memory cache

Servers architecture. Solutions

Nginx:

• persistent file storage

• hard to configure

• load balancing

• fast static cache

Servers architecture

Cache lookup

Cache refresh

• frequently page content updates

• fast appearance of new content on many pages

• quick response for user interaction

• regular changes

Hot news

• Panels

• Panels Everywhere

• edge side includes (ESI) integration

• panes

• one pane style plugin to rule all ESI

Hot news

Just manage

layouts...

Hot news

• module d.o/project/esi not used

• custom integration module

• hook for url arguments by pane type

• expiration by TTL

• pane type as ESI url part - custom TTL

• programmatic ESI control

User events

• comments

• votes

• counters

• user profile info

• user favorites

• node ratings

• content management

User events

Solution - trigger PURGE/BAN of ESI, static file

cache by URL

Modules - Purge + Cache expiration + Rules

Support & deploy

• ESI urls and callbacks back support

• stubs for future features

• AJAX/AHAH urls and callbacks back support

• scripts for "smooth" static cache regeneration

• mistake cost multiplied - always think twice...

Bonuspack. Usercache

• all cache (user/anonym) - the same

• user-specific blocks by ESI

• pass Drupal UID with COOKIES to JS for

manage "cosmetic" render

• manage cache exceptions

Bonuspack. Security - CSRF

• tokens - not available

• no proven solution

• may be tokens by ESI and custom script?

Credits

Aleksey Khodakovskiy - Drupal ideas

Alexander Kuznecov - mega admin

Thank you for attention

Project manager

i20.biz company

isay.r@i20.biz

Ruslan Isay

Спонсоры

•Генеральный спонсор

Серебряный спонсор Серебряный спонсор

Бронзовый спонсор Бронзовый спонсор

Организатор