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Added sub-section about internal load balancers (#3136) 

* Added sub-section about internal load balancers

* Title changed to
reviewable/pr3661/r1^2
Olve S. Hansen 2017-05-05 23:16:38 +02:00 committed by Andrew Chen
parent 507c29afeb
commit 948d545737
1 changed files with 15 additions and 0 deletions
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docs/concepts/services-networking/service.md
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@ -427,6 +427,21 @@ with the user-specified `loadBalancerIP`. If the `loadBalancerIP` field is not s
an ephemeral IP will be assigned to the loadBalancer. If the `loadBalancerIP` is specified, but the
cloud provider does not support the feature, the field will be ignored.
#### Internal load balancer on AWS
In a mixed environment it is sometimes necessary to route traffic from services inside the same VPC.
This can be achieved by adding the following annotation to the service:
```yaml
[...]
metadata:
name: my-service
annotations:
service.beta.kubernetes.io/aws-load-balancer-internal: 0.0.0.0/0
[...]
```
In a split-horizon DNS environment you would need two services to be able to route both external and internal traffic to your endpoints.
#### SSL support on AWS
For partial SSL support on clusters running on AWS, starting with 1.3 two
annotations can be added to a `LoadBalancer` service: