Setting up Kubernetes with tectonic

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SETTING UP KUBERNETES WITH TECTONIC WWW.INFRACLOUD.IO

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CLUSTER TYPE Tectonic cluster can be setup on AWS or Bare metal at the moment. Bare metal process needs some additional work in the datacenter/bare metal part You can save progress anytime or load from a saved file earlier.

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AWS CREDS Enter the AWS keys or use a temporary session token and provide the zone

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DNS & LICENSING The “cluster name” here becomes the endpoint for your cluster and an equivalent “A” entry is made in ROute53 in the hosted zone you choose. The license key and pull secret are available in your tectonic account.

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You will be asked a few more details around keys, certs etc. before you can submit the definition to built. You can also save the progress as a template for future

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It takes a while before the cluster is ready. You can download the assets and look at CloudFormation template used for installing the cluster.

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Finally, you need to copy a few files from downloaded assets to the tectonic cluster & run a script. These files contain a set of objects that tectonic deploys for example prometheus, your user credentials etc. You can choose to skip some if you want to customize it.

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CLUSTER UI The Cluster is up and running. You can see pretty much all Kubernetes objects on left side menu and some additional menu items around adminstration below

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ADDITIONAL SERVICES Tectonic creates three namespaces 1) Kube system for components which kubernetes installs for ex. Heapster & Kube-‐dns here 2) Tectonic -‐ for things like prometheus, tectonic components etc. 3) Default -‐ for apps that you want to deploy You can customize these components as part of assets that you download

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ALL NODES You can see details of nodes that are part of your cluster

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MORE DETAILS -‐ NODE Additional details about an individual node such as resource consumption, pods running on that container etc.

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OBJECT CREATION You can us the GUI to create Kubernetes objects or if you prefer you can use the Kubectl CLI.

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RBAC Tectonic builds in a fine grained and action based role system which you can assign to certain type of resources only. This allows you to create roles and limit the level of access assigned to users