load balancer component architecture - apache stratos 4.0.0

Load Balancer Component Architecture

Imesh GunaratneApache Committer, Technical Lead - WSO2 Inc

Apache Stratos 4.0.0

Agenda

➔ Load Balancer Component Architecture◆ Apache Synapse Mediation Framework◆ Load Balance Extension on Synapse◆ Event Driven Messaging Model◆ Load Balancer Component Architecture

➔ Load Balancer Features◆ Load Balancing Algorithm Interface◆ Session Management◆ Multi-Tenancy◆ Statistics Reporting◆ Service/Subscription Aware Load Balancing

➔ Load Balancer Extension API◆ Extension API Model◆ Reference Implementation for HAProxy

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Load Balancer Component Architecture

How it was designed

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Apache Synapse Mediation Framework

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Load Balance Extension on Synapse

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Event Driven Messaging Model

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Load Balancer Component Architecture

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org.apache.stratos.load.balancer

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org.apache.stratos.load.balancer.common

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Load Balancer FeaturesFeatures Proposed

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Load Balancing Algorithm Interface

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package org.apache.stratos.load.balancer.algorithm;

Session Management

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package org.apache.synapse.endpoints.dispatch;

Multi-Tenancy Model

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Statistics Reporting

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package org.apache.stratos.load.balancer.statistics;

Service/Subscription Aware Load Balancing

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Dedicated Load Balancing for Services

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Dedicated Load Balancing for Subscriptions

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Load Balancer could be defined as a Cartridge

Load Balancer Extension APISupport for Integrating Third Party Load Balancers

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Extension API Model

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package org.apache.stratos.load.balancer.extension.api;

org.apache.stratos.load.balancer.extension.api

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Reference Implementation - HAProxy

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package org.apache.stratos.haproxy.extension;

org.apache.stratos.haproxy.extension

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Questions/Feedback

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References○ Apache Stratos Documentation

https://cwiki.apache.org/confluence/display/STRATOS/Index

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Thank you

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