Azure
Categories:
Azure support for HA and Managed Clusters
Caution
we need credentials to access clusters
these are confidential information so shouldn’t be shared with anyone
Azure Subscription ID
subscription id using your subscription
Azure Tenant ID
Azure Dashboard
Azure Dashboard contains all the credentials required
lets get the tenant id from the Azure
Azure Client ID
it represents the id of app created
Azure Client Secret
it represents the secret associated with the app in order to use it
Assign Role to your app
head over to subscriptions page and click Access Control (IAM) select the Role Assignment and then click Add > Add Role Assignment create a new role and when selecting the identity specify the name of the app Here you can customize the role this app has
How these credentials are used by ksctl
- Environment Variables
export AZURE_TENANT_ID=""
export AZURE_SUBSCRIPTION_ID=""
export AZURE_CLIENT_ID=""
export AZURE_CLIENT_SECRET=""
- Using command line
ksctl cred
Current Features
Cluster features
Highly Available cluster
clusters which are managed by the user not by cloud provider
you can choose between k3s and kubeadm as your bootstrap tool
custom components being used
- Etcd database VM
- HAProxy loadbalancer VM for controlplane nodes
- controlplane VMs
- workerplane VMs
Managed Cluster
clusters which are managed by the cloud provider
Other capabilities
Create, Update, Delete, Switch
Update the cluster infrastructure
Managed cluster: till now it’s not supported
HA cluster
- addition and deletion of new workerplane node
- SSH access to each cluster node (DB, LB, Controplane, WorkerPlane) Public Access, secured by private key
Managed Cluster
Highly Available Cluster
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