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From Bilgin Ibryam <bibr...@gmail.com>
Subject Re: New Hystrix based Circuit Breaker EIP
Date Tue, 19 Apr 2016 21:16:36 GMT
Claus, are the example links correct, I get 404?

On 18 April 2016 at 17:24, Claus Ibsen <claus.ibsen@gmail.com> wrote:
> Hi
>
> We have a few attempts of a Circuit Breaker in Apache Camel
>
> - Circuit Braker Load Balancer
> - Hystrix Component
>
> The former is a pure Camel implementation in camel-core that when the
> circuit is open will reject processing.
>
> The latter is a Camel component where you call an endpoint that then
> does the CB.
>
> However it would be great if we have a first class EIP that is a CB
> that allows to plugin Hystrix.
>
>
> So I started an attempt of that on a branch named hys:
> https://github.com/apache/camel/tree/hys
>
> So all you have to do is to use the new hystrixCircuitBreaker EIP (we
> can rename later) in your route and then setup a fallback part, eg
> just like a choice EIP works. Or maybe better think as a doTry ..
> doCatch etc.
>
> You can find two examples here
>
> Success: https://github.com/apache/camel/blob/hys/components/camel-hystrix/src/test/java/org/apache/camel/component/hystrix/HystrixCircuitBreakerOkTest.java
>
> Fallback: https://github.com/apache/camel/blob/hys/components/camel-hystrix/src/test/java/org/apache/camel/component/hystrix/HystrixCircuitBreakerFallbackTest.java
>
>
> As an end user all you have to do is to add camel-hystrix to the
> classpath (just like with camel-swagger-java does for api docs).
>
> The EIP does not yet expose any configuration options for hystrix CB,
> but you can configure a bunch of those, so we should allow some level
> of configuration.
>
>
> We should also make it possible to integrate this with the hystrix
> dashboard, so you can see the state of all those from your Camel apps.
> https://github.com/Netflix/Hystrix/tree/master/hystrix-dashboard
>
>
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>
> --
> Claus Ibsen
> -----------------
> http://davsclaus.com @davsclaus
> Camel in Action 2: https://www.manning.com/ibsen2



-- 
Bilgin Ibryam
Camel Committer at ASF & Integration Architect at Red Hat
Blog: http://ofbizian.com | Twitter: @bibryam

Camel Design Patterns https://leanpub.com/camel-design-patterns
Instant Apache Camel Message Routing http://www.amazon.com/dp/1783283475

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