> ## Documentation Index
> Fetch the complete documentation index at: https://docs.xloud.tech/llms.txt
> Use this file to discover all available pages before exploring further.

# K8SaaS Admin Guide

> Administer Xloud K8SaaS — configure cluster drivers, manage quotas and certificates, choose container runtimes, set network drivers, and monitor cluster health.

<p style={{ fontSize: '1.25rem', fontWeight: 700, marginBottom: '0.75rem' }}>Overview</p>

Xloud Kubernetes as a Service (K8SaaS) administrators configure the platform-level
infrastructure that project teams use to deploy clusters. This guide covers service
deployment, cluster driver configuration, quota management, certificate authority
administration, container runtime selection, network driver tuning, and cross-project
cluster monitoring.

<Warning>
  All operations in this guide require cloud administrator privileges. Misconfiguring
  cluster drivers or certificate settings affects all clusters across the platform.
</Warning>

***

<p style={{ fontSize: '1.25rem', fontWeight: 700, marginBottom: '0.75rem' }}>In This Guide</p>

<CardGroup cols={4}>
  <Card title="Architecture" icon="layers" href="/services/kubernetes/admin-guide/architecture" color="#197560">
    K8SaaS service components, driver model, and the cluster provisioning pipeline.
  </Card>

  <Card title="Cluster Drivers" icon="plug" href="/services/kubernetes/admin-guide/cluster-drivers" color="#197560">
    Configure and manage the cluster drivers that provision and manage Kubernetes clusters.
  </Card>

  <Card title="Template Management" icon="file-code" href="/services/kubernetes/admin-guide/template-management" color="#197560">
    Create and maintain platform-wide cluster templates for project teams.
  </Card>

  <Card title="Quotas" icon="gauge" href="/services/kubernetes/admin-guide/quotas" color="#197560">
    Set per-project limits on cluster count, node count, and CPU/memory consumption.
  </Card>

  <Card title="Certificates" icon="certificate" href="/services/kubernetes/admin-guide/certificates" color="#197560">
    Configure the certificate authority used to sign cluster TLS credentials.
  </Card>

  <Card title="Container Runtime" icon="box" href="/services/kubernetes/admin-guide/container-runtime" color="#197560">
    Select and configure the container runtime (containerd) for cluster nodes.
  </Card>

  <Card title="Network Drivers" icon="network" href="/services/kubernetes/admin-guide/network-drivers" color="#197560">
    Configure CNI drivers — Flannel, Calico, and Cilium — for cluster pod networking.
  </Card>

  <Card title="Monitoring" icon="chart-line" href="/services/kubernetes/admin-guide/monitoring" color="#197560">
    Monitor cluster health, node availability, and resource consumption across projects.
  </Card>

  <Card title="Security" icon="lock" href="/services/kubernetes/admin-guide/security" color="#197560">
    Harden K8SaaS — restrict API access, rotate certificates, and audit cluster activity.
  </Card>

  <Card title="Troubleshooting" icon="wrench" href="/services/kubernetes/admin-guide/troubleshooting" color="#197560">
    Diagnose driver failures, provisioning errors, certificate issues, and health check problems.
  </Card>
</CardGroup>

***

<p style={{ fontSize: '1.25rem', fontWeight: 700, marginBottom: '0.75rem' }}>Architecture Summary</p>

| Component          | Role                                                                      |
| ------------------ | ------------------------------------------------------------------------- |
| **K8SaaS API**     | REST API for cluster, template, and node group management                 |
| **Conductor**      | Orchestrates cluster provisioning, scaling, and upgrade workflows         |
| **Cluster Driver** | Interfaces with Compute, Network, and Identity APIs to provision clusters |
| **Heat Stack**     | Infrastructure-as-code template that provisions the cluster instances     |

***

<p style={{ fontSize: '1.25rem', fontWeight: 700, marginBottom: '0.75rem' }}>Next Steps</p>

<CardGroup cols={4}>
  <Card title="K8SaaS User Guide" icon="book-open" href="/services/kubernetes/user-guide" color="#197560">
    Deploy clusters, scale node groups, and manage access from an operator perspective.
  </Card>

  <Card title="K8SaaS Overview" icon="layers" href="/services/kubernetes/index" color="#197560">
    Service overview and getting started with Kubernetes as a Service.
  </Card>
</CardGroup>