Documentation
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Index ¶
Constants ¶
const MasterVMNamePrefix = "k8s-master-"
MasterVMNamePrefix is the prefix for all master VM names for Kubernetes clusters
Variables ¶
This section is empty.
Functions ¶
func WriteTemplate ¶
func WriteTemplate(upgradeContainerService *api.ContainerService, templateMap map[string]interface{}, parametersMap map[string]interface{})
WriteTemplate writes upgrade template to a folder
Types ¶
type AgentPoolTopology ¶
type AgentPoolTopology struct {
Identifier *string
Name *string
AgentVMs *[]compute.VirtualMachine
UpgradedAgentVMs *[]compute.VirtualMachine
}
AgentPoolTopology contains agent VMs in a single pool
type ClusterTopology ¶
type ClusterTopology struct {
DataModel *api.ContainerService
ResourceGroup string
NameSuffix string
AgentPools map[string]*AgentPoolTopology
MasterVMs *[]compute.VirtualMachine
UpgradedMasterVMs *[]compute.VirtualMachine
}
ClusterTopology contains resources of the cluster the upgrade operation is targeting
type Kubernetes162upgrader ¶
type Kubernetes162upgrader struct {
ClusterTopology
GoalStateDataModel *api.ContainerService
Client armhelpers.ACSEngineClient
}
Kubernetes162upgrader upgrades a Kubernetes 1.5.3 cluster to 1.6.2
func (*Kubernetes162upgrader) ClusterPreflightCheck ¶
func (ku *Kubernetes162upgrader) ClusterPreflightCheck() error
ClusterPreflightCheck does preflight check
func (*Kubernetes162upgrader) RunUpgrade ¶
func (ku *Kubernetes162upgrader) RunUpgrade() error
RunUpgrade runs the upgrade pipeline
func (*Kubernetes162upgrader) Validate ¶
func (ku *Kubernetes162upgrader) Validate() error
Validate will run validation post upgrade
type UpgradeAgentNode ¶
type UpgradeAgentNode struct {
TemplateMap map[string]interface{}
ParametersMap map[string]interface{}
UpgradeContainerService *api.ContainerService
ResourceGroup string
Client armhelpers.ACSEngineClient
}
UpgradeAgentNode upgrades a Kubernetes 1.5.3 agent node to 1.6.2
func (*UpgradeAgentNode) CreateNode ¶
func (kan *UpgradeAgentNode) CreateNode(poolName string, agentNo int) error
CreateNode creates a new master/agent node with the targeted version of Kubernetes
func (*UpgradeAgentNode) DeleteNode ¶
func (kan *UpgradeAgentNode) DeleteNode(vmName *string) error
DeleteNode takes state/resources of the master/agent node from ListNodeResources backs up/preserves state as needed by a specific version of Kubernetes and then deletes the node
func (*UpgradeAgentNode) Validate ¶
func (kan *UpgradeAgentNode) Validate() error
Validate will verify the that master/agent node has been upgraded as expected.
type UpgradeCluster ¶
type UpgradeCluster struct {
ClusterTopology
Client armhelpers.ACSEngineClient
UpgradeModel *api.UpgradeContainerService
}
UpgradeCluster upgrades a cluster with Orchestrator version X (or X.X or X.X.X) to version y (or Y.Y or X.X.X). RIght now upgrades are supported for Kubernetes cluster only.
func (*UpgradeCluster) UpgradeCluster ¶
func (uc *UpgradeCluster) UpgradeCluster(subscriptionID uuid.UUID, resourceGroup string, cs *api.ContainerService, ucs *api.UpgradeContainerService, nameSuffix string) error
UpgradeCluster runs the workflow to upgrade a Kubernetes cluster. UpgradeContainerService contains target state of the cluster that the operation will drive towards.
type UpgradeMasterNode ¶
type UpgradeMasterNode struct {
TemplateMap map[string]interface{}
ParametersMap map[string]interface{}
UpgradeContainerService *api.ContainerService
ResourceGroup string
Client armhelpers.ACSEngineClient
}
UpgradeMasterNode upgrades a Kubernetes 1.5.3 master node to 1.6.2
func (*UpgradeMasterNode) CreateNode ¶
func (kmn *UpgradeMasterNode) CreateNode(poolName string, masterNo int) error
CreateNode creates a new master/agent node with the targeted version of Kubernetes
func (*UpgradeMasterNode) DeleteNode ¶
func (kmn *UpgradeMasterNode) DeleteNode(vmName *string) error
DeleteNode takes state/resources of the master/agent node from ListNodeResources backs up/preserves state as needed by a specific version of Kubernetes and then deletes the node
func (*UpgradeMasterNode) Validate ¶
func (kmn *UpgradeMasterNode) Validate() error
Validate will verify the that master/agent node has been upgraded as expected.
type UpgradeNode ¶
type UpgradeNode interface {
// DeleteNode takes state/resources of the master/agent node from ListNodeResources
// backs up/preserves state as needed by a specific version of Kubernetes and then deletes
// the node
DeleteNode(*string) error
// CreateNode creates a new master/agent node with the targeted version of Kubernetes
CreateNode(string, int) error
// Validate will verify the that master/agent node has been upgraded as expected.
Validate() error
}
UpgradeNode drives work flow of deleting and replacing a master or agent node to a specified target version of Kubernetes
type UpgradeWorkFlow ¶
type UpgradeWorkFlow interface {
ClusterPreflightCheck() error
// upgrade masters
// upgrade agent nodes
RunUpgrade() error
Validate() error
}
UpgradeWorkFlow outlines various individual high level steps that need to be run (one or more times) in the upgrade workflow.
Source Files