octonato / akka-kubernetes-tests

Basic tests that show Akka Cluster and friends work on Kubernetes

Akka Cluster Tests

Basic tests for Akka Cluster and friends on Kubernetes

For each pull requests from this repository (not forks) and commits to master the following happens in travis:

• Docker image is published to a registry inside OpenShift
• A deployment is triggered to Lightbend's internal OpenShift cluster (https://centralpark.lightbend.com/)
• Integration tests are run with sbt it:test

See .travis.yml for full details.

The tests exercise:

• Cluster formation via Akka bootstrap using the Kubernetes API for service discovery
• Cluster singletons
• Cluster sharding

Cluster soak testing

See Cluster soak testing

Persistence

Couchbase

The cluster-sharding-couchbase has an application that tests Akka Persistence Couchbase. This is not run as part of CI.

Useful commands

Get member status from one node, replace pod name, requires jq:

oc exec -it cluster-soak-6f4fcf5ff8-f7jc4 curl localhost:8558/cluster/members | jq .unreachable

Get pod name from ip

oc get  --output json  pods | jq '.items[] | select(.status.podIP=="10.131.20.160")' | jq .metadata.name

Number of members:

oc exec -it cluster-soak-5d9ddb8664-zr22b curl localhost:8558/cluster/members | jq '.members | length'