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Retry implementation for LoadBalanced RestTemplates

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This commit is contained in:
Ryan Baxter
2016-09-23 15:00:15 -04:00
parent 329c67fa36
commit 19a7562c7c
20 changed files with 797 additions and 33 deletions
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docs/src/main/asciidoc/spring-cloud-commons.adoc
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@@ -345,6 +345,20 @@ The Ribbon client is used to create a full physical address. See
{githubroot}/spring-cloud-netflix/blob/master/spring-cloud-netflix-core/src/main/java/org/springframework/cloud/netflix/ribbon/RibbonAutoConfiguration.java[RibbonAutoConfiguration]
for details of how the `RestTemplate` is set up.
==== Retrying Failed Requests
A load balanced `RestTemplate` can be configured to retry failed requests.
By default this logic is disabled, you can enable it by setting
`spring.cloud.loadbalancer.retry=true`. The load balanced `RestTemplate` will
honor some of the Ribbon configuration values related to retrying failed requests.
The properties you can use are `client.ribbon.MaxAutoRetries`,
`client.ribbon.MaxAutoRetriesNextServer`, and `client.ribbon.OkToRetryOnAllOperations`.
See the https://github.com/Netflix/ribbon/wiki/Getting-Started#the-properties-file-sample-clientproperties[Ribbon documentation]
for a description of what there properties do.
NOTE: `client` in the above examples should be replaced with your Ribbon client's
name.
=== Multiple RestTemplate objects
If you want a `RestTemplate` that is not load balanced, create a `RestTemplate`