Sounds good. And do you think it would be better to have the user provide the API keys or create a service account and use its keys? ________________________________ From: Daan Hoogland <daan.hoogl...@gmail.com> Sent: Monday, October 12, 2020 6:28 PM To: dev <dev@cloudstack.apache.org> Subject: Re: [DISCUSS] CloudStack Kubernetes Cluster Auto-Scaler support
Davis, how about a separate API called setAutoScalingParameter or setAutoScalingLimits? On Mon, Oct 12, 2020 at 2:19 PM David Jumani <david.jum...@shapeblue.com> wrote: > Thanks Rakesh. > Do you think it would be better to have the user provide the API keys or > create a service account and use its keys? > > ________________________________ > From: Rakesh v <www.rakeshv....@gmail.com<http://www.rakeshv....@gmail.com>> > Sent: Monday, October 12, 2020 5:12 PM > To: dev@cloudstack.apache.org <dev@cloudstack.apache.org> > Subject: Re: [DISCUSS] CloudStack Kubernetes Cluster Auto-Scaler support > > I prefer providing an API to customers with necessary parameters rather > than providing yaml files to them. Using API we can do automation also and > editing yaml files can be sometimes messy > > Sent from my iPhone > > > david.jum...@shapeblue.com > www.shapeblue.com<http://www.shapeblue.com> > 3 London Bridge Street, 3rd floor, News Building, London SE1 9SGUK > @shapeblue > > > > > On 12-Oct-2020, at 1:13 PM, David Jumani <david.jum...@shapeblue.com> > wrote: > > > > Hi Daan, > > > > Thanks for your feedback! > > Wrt the ideas, Submitting a yaml to an API would be redundant since the > user can deploy it himself. > > The API proposal was to simplify it for the user so they can just pass > min / max size as well as API keys if needed (so no tweaking a yaml file) > > The scaleAPI could have a flag to indicate whether it enables > autoscaling or not, and if enabled, the additional fields provided. > > > > Thanks, > > David > > ________________________________ > > From: Daan Hoogland <daan.hoogl...@gmail.com> > > Sent: Monday, October 12, 2020 4:36 PM > > To: dev <dev@cloudstack.apache.org> > > Subject: Re: [DISCUSS] CloudStack Kubernetes Cluster Auto-Scaler support > > > > David, > > as a general principle an API called scale<something> should not be used > to > > configure autoscaling of <something> in my opinion. > > So option 1 seems the best to me (an submitYamlForKubernetes-API?) > However > > instead of requiring an yaml we could just ask for the required fields > > > >> On Mon, Oct 12, 2020 at 12:51 PM David Jumani < > david.jum...@shapeblue.com> > >> wrote: > >> > >> Hi, > >> > >> I'm currently working on adding support for CloudStack as a cloud > provider > >> for Kubernetes to allow it to dynamically scale the cluster size based > on > >> capacity requirements. > >> It runs as a separate pod in its own deployment and requires an API and > >> Secret key to communicate with CloudStack. > >> > >> While that's going on, I'd like some feedback on how it can be > integrated > >> and even deployed from the CloudStack side. I have three proposals and > >> would like your input : > >> > >> 1. Provide the deployment yaml file to the user, have them change the > >> min and max cluster size to suit their requirement, provide the API > keys as > >> Kubernetes secrets and deploy it themselves. (Most flexible as the user > can > >> change several autoscaling parameters as well) > >> 2. Deploy it via the scaleKubernetesCluster API. This will require > >> adding additional parameters to the API such as minsize, maxsize, apikey > >> and secretkey for the service to communicate with CloudStack. (Uses > default > >> autoscaling parameters, api keys provided by the user) > >> 3. Deploy it via the scaleKubernetesCluster API, but also create a > >> service account and use its API keys to communicate with CloudStack. The > >> user will still need to provide the minsize and maxsize to the API. > (Uses > >> default autoscaling parameters, api keys generated and used by a service > >> account, which if deleted could cause issues) > >> > >> The design document can be found here : > >> > >> > https://cwiki.apache.org/confluence/display/CLOUDSTACK/Cluster+Autoscaler+for+CloudStack+Kubernetes+Service > >> > >> Additional info can be found here : > >> > >> > https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/FAQ.md > >> > >> Look forward to hearing from you! > >> > >> Thanks, > >> David > >> > >> david.jum...@shapeblue.com > >> www.shapeblue.com<http://www.shapeblue.com> > >> 3 London Bridge Street, 3rd floor, News Building, London SE1 9SGUK > >> @shapeblue > >> > >> > >> > >> > > > > -- > > Daan > > > > david.jum...@shapeblue.com > > www.shapeblue.com<http://www.shapeblue.com> > > 3 London Bridge Street, 3rd floor, News Building, London SE1 9SGUK > > @shapeblue > > > > > > > -- Daan david.jum...@shapeblue.com www.shapeblue.com 3 London Bridge Street, 3rd floor, News Building, London SE1 9SGUK @shapeblue
