How to Manage Kubernetes Cluster?
a. How to view the list of Kubernetes clusters?
To view the list of Kubernetes clusters, follow the steps given below:
Step 1: Login to your account.
Step 2: Navigate to Kubernetes and then click on Overview.
Step 3: Here, you can view all your Kubernetes clusters.
b. How to create a Kubernetes cluster?
To create a Kubernetes Cluster, follow the steps given below:
Step 1: Login to your account.
Step 2: Navigate to Kubernetes and then click on Overview.
Step 3: Click on the Create button.
Step 4: Enter the cluster Name, select the Kubernetes Version, and click Next.
Step 5: Select your network specification.
Network Provider
Select your network provider from the below options: 1. Flannel 2. Calico 3. Canal
Project Network Isolation
Select Enabled if you want to provide project network isolation, otherwise select Disabled. Note: Project network isolation is not available for Flannel network provider.
Cluster Endpoint Access
Select cluster endpoint access as Public or Private.
CIDR block
Enter IP address to define your IP range. Note: It is only available when you select a private cluster endpoint access.
Add Source
Click on Add Source to add more CIDR block.
Step 6: Select Cluster Options and click Next.
Nginx Ingress
Select Enabled to opt-in for Nginx Ingress otherwise choose Disabled.
Nginx Default Backend
Select Enabled to opt-in for Nginx Default Backend otherwise choose Disabled.
Secrets Encryption
Select Enabled to opt-in for Secrets Encryption otherwise choose Disabled.
etcd Snapshot Backup
Select Yes to opt-in for etcd Snapshot Backup otherwise choose No.
Recurring etcd Snapshot Enabled
Select Yes to opt-in for Recurring etcd Snapshot Enabled otherwise choose No.
Recurring etcd Snapshot Interval
Enter the frequency in hours at which you want to take snapshots.
Recurring etcd Snapshot Retention
Enter the number of recurring snapshots to be retained before being deleted.
Maximum Worker Nodes Unavailable
Enter the maximum number of worker nodes that can be unavailable.
Drain nodes
Select Yes to opt-in for Drain nodes otherwise choose No.
Step 7: Enter Worker Node Configuration and click Next.
Worker node group name
Enter name for worker node group.
Flavor Type
Select your flavor type from the dropdown.
Flavor Name
Select your flavor from the dropdown.
Quantity of worker nodes
Enter the number of worker nodes in a node group within the Kubernetes cluster.
Volume
Enter the storage volume attached to each node.
Security Group
Select security group from the dropdown.
Step 8: Review the cluster details and click on Create.
c. How to delete a Kubernetes cluster?
To delete a cluster, follow the steps given below:
Step 1: Login to your account.
Step 2: Navigate to Kubernetes and then click on Overview.
Step 3: Click the kebab menu corresponding to the cluster you want to delete and select Delete.
Step 4: Click on Confirm to complete the deletion.
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