Omni Documentation
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  • Omni Documentation
  • Omni Support Matrix
  • Tutorials
    • Getting Started with Omni
    • Upgrading Omni Clusters
    • Installing Airgapped Omni
    • Using SAML and ACLs for fine-grained access control
    • Setting Up the Bare-Metal Infrastructure Provider
  • How-to guides
    • Using SAML with Omni
      • Add a User to Omni with SAML Enabled
      • Auto-assign roles to SAML users
      • Configure Workspace ONE Access for Omni
      • Configure Okta for Omni
      • Configure Entra ID AD for Omni
      • Configure Unifi Identity Enterprise for Omni
    • Register machines with Omni
      • Register a Bare Metal Machine (ISO)
      • Register a Bare Metal Machine (PXE/iPXE)
      • Register an AWS EC2 Instance
      • Register an Azure Instance
      • Register a GCP Instance
      • Register a Hetzner Server
    • Create a Cluster
    • Install talosctl
    • Install and Configure Omnictl
    • Use Kubectl With Omni
    • Create a Kubeconfig for a Kubernetes Service Account
    • Create a Patch For Cluster Machines
    • Manage Access Policies (ACLs)
    • Create a Hybrid Cluster
    • Run Omni on your own infrastructure
      • Deploy Omni On-prem
      • Configure Keycloak for Omni
      • Back Up On-prem Omni Database
      • How to expose Omni with Nginx (HTTPS)
    • Install Talos Linux Extensions
    • Scale a Cluster Up or Down
    • Etcd backups
    • Restore Etcd of a Cluster Managed by Cluster Templates
    • Create an Omni Service Account
    • Create a Machine Class
    • Expose an HTTP Service from a Cluster
    • Export a Cluster Template from a Cluster Created in the UI
    • Audit logs
    • Set Initial Machine Labels Using Omnictl or Image Factory
  • Explanation
    • Machine Registration
    • Authentication and Authorization
    • Omni KMS Disk Encryption
    • Infrastructure Providers
  • Reference
    • omnictl CLI
    • Access Policies (ACLs)
    • Generating omnictl CLI reference
    • Cluster Templates
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  1. How-to guides

Create a Machine Class

A guide on how to create a machine class.

PreviousCreate an Omni Service AccountNextExpose an HTTP Service from a Cluster

Last updated 9 months ago

This guide shows you how to create and a machine class.

Create a file called machine-class.yaml with the following content:

metadata:
  namespace: default
  type: MachineClasses.omni.sidero.dev
  id: test
spec:
  matchlabels:
    # matches machines with amd64 architecture and more than 2 CPUs
    - omni.sidero.dev/arch = amd64, omni.sidero.dev/cpus > 2

Create the machine class:

omnictl apply -f machine-class.yaml

First, click the “Machine Classes” section in the sidebar on the left

Next, click the “Create Machine Class” button on the right.

Add machine query conditions by typing them manually in the input box.

Clicking the label in the machine list will add them to the input box.

Clicking on “+” will add blocks to match the machines using boolean OR operator.

Name the machine class, then click “Create Machine Class”.