stackset-controller

stackset-controller copied to clipboard

Increase event QPS as a quick workaround for deployment probers

5

Since https://github.com/zalando-incubator/stackset-controller/issues/31 is not solved, our probers still have to rely on monitoring `Failed…` events to figure out if the stackset is healthy. We currently determine if the events are...

aermakov-zalando

I have created a stackset called `ss-stack` with stacks `v1` and `v2`. When I switch traffic using fractional values, the resulting traffic percentage is slightly inaccurate. See the following examples:...

herojan

We see this in the logs when API servers are rolled (presumably): ``` W0304 09:48:56.883806 1 reflector.go:340] pkg/mod/k8s.io/[email protected]/tools/cache/reflector.go:108: watch of *v1.StackSet ended with: an error on the server ("unable to...

linki

#71 implemented a hacky solution to a problem where the controller scaled down stacks before the deployment even had a chance to switch traffic to those. However, this behaviour is...

aermakov-zalando

Make it possible to verify whether resources were updated or not

2

It's impossible to figure out whether the controller has processed the changes and updated the resources or not. The following information needs to be exposed so it's possible to figure...

aermakov-zalando

Missing way to add annotations to deployment

7

Hi, I couldn't find a way to add annotations to a deployment. For service, ingress and even pods it's straight forward. The annotation is at Zalando to define a custom...

evangelion1204

These logs here should be all more considered as debug logs ``` time="2018-09-10T07:24:35Z" level=info msg="Updating Deployment default/cluster-registry-master-82 for StackSet stack default/cluster-registry-master-82" controller=stacks namespace=default stackset=cluster-registry time="2018-09-10T07:24:35Z" level=info msg="Updating Deployment default/cluster-registry-master-79 for...

szuecs

The prometheus endpoint should expose more metrics that allow to detect whether stackset controller is running well. Some possibilities: * number of errors / error rate * number of stacksets...

linki

Find Stacks from Stackset via Label Selector

2

TODO

linki

All-zero weights: is it allowed and how is traffic distributed

1

There is unclarity how an all-zero traffic weight is handled and interpreted. Handled (currently): * rejected by at least one client (zkubectl) * Not handled by the server (stackset controller...

linki