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The pro- vider is available under the Apache 2 open-source license and is managed by the Cloud Native Computing Foundation (CNCF). The Cluster API brings declara- tive, Kubernetes-style APIs to cluster creation, configuration and management. The API itself is shared across multiple cloud providers allowing for true Apache CloudStack hybrid deployments of Kubernetes. 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It is built atop the lessons learned from pre- vious cluster managers such as kops and kubicorn."))))),r.createElement("section",{class:"m80px"},r.createElement("div",{class:"container"},r.createElement("div",{class:"row"},r.createElement("div",{class:"col-lg-6 order-lg-2"},r.createElement("h2",{class:"section-title mb-4"},"Explore the CloudStack Kubernetes Service"),r.createElement("p",{class:"px18"},"The CloudStack Kubernetes Service (CKS) gives Cloud Service Providers a Container as a Service (CaaS) offering within their existing IaaS environments, with no disruption to user experience or business process."),r.createElement("p",{class:"px18"},"The CloudStack Kubernetes Service is developed as a plug-in to Apache CloudStack. It gives users the ability to create Kubernetes clusters within an existing multi-tenant environment provided by CloudStack. The user experience is seamless: users can now manage container clusters and deploy & manage cloud-native applications all in the same user-interface they use to manage their existing compute, network and storage.")),r.createElement("div",{class:"col-lg-6 text-center"},r.createElement("img",{src:"/img/apache_cloudstack_services.png",alt:"",class:"img-fluid"}))))),r.createElement("section",{class:"light-blue"},r.createElement("div",{class:"container"},r.createElement("div",{class:"row"},r.createElement("div",{class:"col text-center"},r.createElement("div",{class:"section-title mb-4"},"Use Cases"))),r.createElement("div",{class:"row"},r.createElement("div",{class:"col col-lg-9 offset-lg-2"},r.createElement(c.Z,{className:"tabbed-examples tab-box"},r.createElement(o.Z,{value:"self\u2013healing",label:"Self\u2013Healing",default:!0},r.createElement("div",{class:"row p-4"},r.createElement("div",{class:"col-lg-2 text-center"},r.createElement("img",{src:"/img/kubernetes_healing_icon.svg",alt:"Self\u2013Healing",class:"mb-4"})),r.createElement("div",{class:"col-lg-10"},r.createElement("p",{class:"px18"},r.createElement("strong",null,"The ClusterAPI provides self-healing when a Kubernetes node fails, spawning new Instances of the pod on a new node, as native Kubernetes does not have the ability to provision new infrastructure when this occurs.")," Since ClusterAPI manages infrastructure and Kubernetes at the same time, it can throw more resources onto CloudStack when a failure occurs."),r.createElement("p",{class:"px18"},"The MachineHealthCheck controller is used to monitor and certify the health of the control plane of the work nodes, guaranteeing the integrity of the services. When a node fails, or resources are insufficient, or the services are unavailable, a new node is provisioned and added to the cluster. In this case, Kubernetes will reschedule the podes from failed nodes.")))),r.createElement(o.Z,{value:"mcm",label:"Multiple Cluster Management"},r.createElement("div",{class:"row p-4"},r.createElement("div",{class:"col-lg-2 text-center"},r.createElement("img",{src:"/img/multi-cluster_icon.svg",alt:"Multiple Cluster Management",class:"mb-4"})),r.createElement("div",{class:"col-lg-10"},r.createElement("p",{class:"px18"},"When Kubernetes cluster expansion is considered, ClusterAPI provides support for a range of different providers, including Apache CloudStack. This ClusterAPI capability is important for companies that use heterogeneous providers from different service providers."),r.createElement("p",{class:"px18"},"The ClusterAPI abstracts away the different deployment mechanisms that are offered by various providers and infrastructure vendors, allowing operators to fully standardize the entire deployment, regardless of vendor or datacenter or edge. As a result, operators have more control over the entire application environment in a standardized approach to cluster lifecycle management, enabling reuse of existing components across multiple clusters, thus reducing rework.")))),r.createElement(o.Z,{class:"nav-link",value:"scaling",label:"Scaling"},r.createElement("div",{class:"row p-4"},r.createElement("div",{class:"col-lg-2 text-center"},r.createElement("img",{src:"/img/scaling_icon.svg",alt:"Scaling",class:"mb-4"})),r.createElement("div",{class:"col-lg-10"},r.createElement("p",{class:"px18"},"Application workload is often unpredictable, and to scale up and down Kubernetes clusters, the ClusterAPI facilitates scaling when workloads change. The main task of the ClusterAPI is to ensure that there is enough capacity to meet the current demand for access to the application, also guaranteeing redundancy so that, if a control plane fails, another can attend."),r.createElement("p",{class:"px18"},"With the Kubeadm Control Plane provider (KCP), the operator can declaratively expand the Kubernetes control plane, thus managing availability and ensuring that the control nodes are organized, minimizing failures during the cluster lifecycle."),r.createElement("p",{class:"px18"},"For worker nodes, just specify the number of nodes; the clusterAPI will provision the new CloudStack Instances and add them to the cluster. When using the Cluster Autoscaler, the number of worker nodes is automatically adjusted to the number of pods needed, thus meeting the access demand. Metrics can refer to application workload or average CPU usage for cluster tuning.")))))))))),r.createElement(s.default,null))}}}]); |