v1alpha1

package
v1.59.8 Latest Latest
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 Go to latest Published: Apr 25, 2024 License: Apache-2.0 Imports: 3 Imported by: 0

README

This code has been copied from https://github.com/gardener/machine-controller-manager/tree/0e41070979b21dae4e27fe6504bdc99f651ec3b7/pkg/apis/machine/v1alpha1

Documentation

Index

Constants

View Source 
const (
	// DefaultDeploymentUniqueLabelKey is the default key of the selector that is added
	// to existing MCs (and label key that is added to its machines) to prevent the existing MCs
	// to select new machines (and old machines being select by new MC).
	DefaultMachineDeploymentUniqueLabelKey string = "machine-template-hash"
)

Variables

This section is empty.

Functions

This section is empty.

Types

type ClassSpec 

type ClassSpec struct {
	// API group to which it belongs
	APIGroup string `json:"apiGroup,omitempty"`

	// Kind for machine class
	Kind string `json:"kind,omitempty"`

	// Name of machine class
	Name string `json:"name,omitempty"`
}

ClassSpec is the class specification of machine

type ConditionStatus 

type ConditionStatus string
const (
	ConditionTrue    ConditionStatus = "True"
	ConditionFalse   ConditionStatus = "False"
	ConditionUnknown ConditionStatus = "Unknown"
)

These are valid condition statuses. "ConditionTrue" means a resource is in the condition; "ConditionFalse" means a resource is not in the condition; "ConditionUnknown" means kubernetes can't decide if a resource is in the condition or not. In the future, we could add other intermediate conditions, e.g. ConditionDegraded.

type CurrentStatus 

type CurrentStatus struct {
	Phase MachinePhase `json:"phase,omitempty"`

	TimeoutActive bool `json:"timeoutActive,omitempty"`

	// Last update time of current status
	LastUpdateTime metav1.Time `json:"lastUpdateTime,omitempty"`
}

CurrentStatus contains information about the current status of Machine.

type LastOperation 

type LastOperation struct {
	// Description of the current operation
	Description string `json:"description,omitempty"`

	// Last update time of current operation
	LastUpdateTime metav1.Time `json:"lastUpdateTime,omitempty"`

	// State of operation
	State MachineState `json:"state,omitempty"`

	// Type of operation
	Type MachineOperationType `json:"type,omitempty"`
}

LastOperation suggests the last operation performed on the object

type Machine 

type Machine struct {
	// ObjectMeta for machine object
	metav1.ObjectMeta `json:"metadata,omitempty"`

	// TypeMeta for machine object
	metav1.TypeMeta `json:",inline"`

	// Spec contains the specification of the machine
	Spec MachineSpec `json:"spec,omitempty"`

	// Status contains fields depicting the status
	Status MachineStatus `json:"status,omitempty"`
}

Machine TODO

type MachineConfiguration 

type MachineConfiguration struct {
	// MachineDraintimeout is the timeout after which machine is forcefully deleted.
	// +optional
	MachineDrainTimeout *metav1.Duration `json:"drainTimeout,omitempty"`

	// MachineHealthTimeout is the timeout after which machine is declared unhealthy/failed.
	// +optional
	MachineHealthTimeout *metav1.Duration `json:"healthTimeout,omitempty"`

	// MachineCreationTimeout is the timeout after which machinie creation is declared failed.
	// +optional
	MachineCreationTimeout *metav1.Duration `json:"creationTimeout,omitempty"`

	// MaxEvictRetries is the number of retries that will be attempted while draining the node.
	// +optional
	MaxEvictRetries *int32 `json:"maxEvictRetries,omitempty"`

	// NodeConditions are the set of conditions if set to true for MachineHealthTimeOut, machine will be declared failed.
	// +optional
	NodeConditions *string `json:"nodeConditions,omitempty"`
}

MachineConfiguration describes the configurations useful for the machine-controller.

type MachineDeployment 

type MachineDeployment struct {
	metav1.TypeMeta `json:",inline"`
	// Standard object metadata.
	// +optional
	metav1.ObjectMeta `json:"metadata,omitempty"`

	// Specification of the desired behavior of the MachineDeployment.
	// +optional
	Spec MachineDeploymentSpec `json:"spec,omitempty"`

	// Most recently observed status of the MachineDeployment.
	// +optional
	Status MachineDeploymentStatus `json:"status,omitempty"`
}

+genclient +genclient:method=UpdateScale,verb=update,subresource=scale,input=k8s.io/api/autoscaling/v1.Scale,result=k8s.io/api/autoscaling/v1.Scale +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object +kubebuilder:object:root=true +kubebuilder:subresource:status +kubebuilder:subresource:scale:specpath=.spec.replicas,statuspath=.status.replicas +kubebuilder:printcolumn:name="Ready",type=integer,JSONPath=`.status.readyReplicas`,description="Total number of ready machines targeted by this machine deployment." +kubebuilder:printcolumn:name="Desired",type=integer,JSONPath=`.spec.replicas`,description="Number of desired machines." +kubebuilder:printcolumn:name="Up-to-date",type=integer,JSONPath=`.status.updatedReplicas`,description="Total number of non-terminated machines targeted by this machine deployment that have the desired template spec." +kubebuilder:printcolumn:name="Available",type=integer,JSONPath=`.status.availableReplicas`,description="Total number of available machines (ready for at least minReadySeconds) targeted by this machine deployment." +kubebuilder:printcolumn:name="Age",type=date,JSONPath=`.metadata.creationTimestamp`,description="CreationTimestamp is a timestamp representing the server time when this object was created. It is not guaranteed to be set in happens-before order across separate operations. Clients may not set this value. It is represented in RFC3339 form and is in UTC.\nPopulated by the system. Read-only. Null for lists. More info: https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#metadata" Deployment enables declarative updates for machines and MachineSets.

type MachineDeploymentCondition 

type MachineDeploymentCondition struct {
	// Type of MachineDeployment condition.
	Type MachineDeploymentConditionType `json:"type"`

	// Status of the condition, one of True, False, Unknown.
	Status ConditionStatus `json:"status"`

	// The last time this condition was updated.
	LastUpdateTime metav1.Time `json:"lastUpdateTime,omitempty"`

	// Last time the condition transitioned from one status to another.
	LastTransitionTime metav1.Time `json:"lastTransitionTime,omitempty"`

	// The reason for the condition's last transition.
	Reason string `json:"reason,omitempty"`

	// A human readable message indicating details about the transition.
	Message string `json:"message,omitempty"`
}

MachineDeploymentCondition describes the state of a MachineDeployment at a certain point.

type MachineDeploymentConditionType 

type MachineDeploymentConditionType string
const (
	// Available means the MachineDeployment is available, ie. at least the minimum available
	// replicas required are up and running for at least minReadySeconds.
	MachineDeploymentAvailable MachineDeploymentConditionType = "Available"

	// Progressing means the MachineDeployment is progressing. Progress for a MachineDeployment is
	// considered when a new machine set is created or adopted, and when new machines scale
	// up or old machines scale down. Progress is not estimated for paused MachineDeployments or
	// when progressDeadlineSeconds is not specified.
	MachineDeploymentProgressing MachineDeploymentConditionType = "Progressing"

	// ReplicaFailure is added in a MachineDeployment when one of its machines fails to be created
	// or deleted.
	MachineDeploymentReplicaFailure MachineDeploymentConditionType = "ReplicaFailure"

	// MachineDeploymentFrozen is added in a MachineDeployment when one of its machines fails to be created
	// or deleted.
	MachineDeploymentFrozen MachineDeploymentConditionType = "Frozen"
)

These are valid conditions of a MachineDeployment.

type MachineDeploymentList 

type MachineDeploymentList struct {
	metav1.TypeMeta `json:",inline"`
	// Standard list metadata.
	// +optional
	metav1.ListMeta `json:"metadata,omitempty"`

	// Items is the list of MachineDeployments.
	Items []MachineDeployment `json:"items"`
}

MachineDeploymentList is a list of MachineDeployments.

type MachineDeploymentSpec 

type MachineDeploymentSpec struct {
	// Number of desired machines. This is a pointer to distinguish between explicit
	// zero and not specified. Defaults to 0.
	// +optional
	Replicas int32 `json:"replicas,omitempty"`

	// Label selector for machines. Existing MachineSets whose machines are
	// selected by this will be the ones affected by this MachineDeployment.
	// +optional
	Selector *metav1.LabelSelector `json:"selector,omitempty"`

	// Template describes the machines that will be created.
	Template MachineTemplateSpec `json:"template"`

	// The MachineDeployment strategy to use to replace existing machines with new ones.
	// +optional
	// +patchStrategy=retainKeys
	Strategy MachineDeploymentStrategy `json:"strategy,omitempty" patchStrategy:"retainKeys"`

	// Minimum number of seconds for which a newly created machine should be ready
	// without any of its container crashing, for it to be considered available.
	// Defaults to 0 (machine will be considered available as soon as it is ready)
	// +optional
	MinReadySeconds int32 `json:"minReadySeconds,omitempty"`

	// The number of old MachineSets to retain to allow rollback.
	// This is a pointer to distinguish between explicit zero and not specified.
	// +optional
	RevisionHistoryLimit *int32 `json:"revisionHistoryLimit,omitempty"`

	// Indicates that the MachineDeployment is paused and will not be processed by the
	// MachineDeployment controller.
	// +optional
	Paused bool `json:"paused,omitempty"`

	// DEPRECATED.
	// The config this MachineDeployment is rolling back to. Will be cleared after rollback is done.
	// +optional
	RollbackTo *RollbackConfig `json:"rollbackTo,omitempty"`

	// The maximum time in seconds for a MachineDeployment to make progress before it
	// is considered to be failed. The MachineDeployment controller will continue to
	// process failed MachineDeployments and a condition with a ProgressDeadlineExceeded
	// reason will be surfaced in the MachineDeployment status. Note that progress will
	// not be estimated during the time a MachineDeployment is paused. This is not set
	// by default.
	// +optional
	ProgressDeadlineSeconds *int32 `json:"progressDeadlineSeconds,omitempty"`
}

MachineDeploymentSpec is the specification of the desired behavior of the MachineDeployment.

type MachineDeploymentStatus 

type MachineDeploymentStatus struct {
	// The generation observed by the MachineDeployment controller.
	// +optional
	ObservedGeneration int64 `json:"observedGeneration,omitempty"`

	// Total number of non-terminated machines targeted by this MachineDeployment (their labels match the selector).
	// +optional
	Replicas int32 `json:"replicas,omitempty"`

	// Total number of non-terminated machines targeted by this MachineDeployment that have the desired template spec.
	// +optional
	UpdatedReplicas int32 `json:"updatedReplicas,omitempty"`

	// Total number of ready machines targeted by this MachineDeployment.
	// +optional
	ReadyReplicas int32 `json:"readyReplicas,omitempty"`

	// Total number of available machines (ready for at least minReadySeconds) targeted by this MachineDeployment.
	// +optional
	AvailableReplicas int32 `json:"availableReplicas,omitempty"`

	// Total number of unavailable machines targeted by this MachineDeployment. This is the total number of
	// machines that are still required for the MachineDeployment to have 100% available capacity. They may
	// either be machines that are running but not yet available or machines that still have not been created.
	// +optional
	UnavailableReplicas int32 `json:"unavailableReplicas,omitempty"`

	// Represents the latest available observations of a MachineDeployment's current state.
	// +patchMergeKey=type
	// +patchStrategy=merge
	Conditions []MachineDeploymentCondition `json:"conditions,omitempty" patchStrategy:"merge" patchMergeKey:"type"`

	// Count of hash collisions for the MachineDeployment. The MachineDeployment controller uses this
	// field as a collision avoidance mechanism when it needs to create the name for the
	// newest MachineSet.
	// +optional
	CollisionCount *int32 `json:"collisionCount,omitempty"`

	// FailedMachines has summary of machines on which lastOperation Failed
	// +optional
	FailedMachines []*MachineSummary `json:"failedMachines,omitempty"`
}

MachineDeploymentStatus is the most recently observed status of the MachineDeployment.

type MachineDeploymentStrategy 

type MachineDeploymentStrategy struct {
	// Type of MachineDeployment. Can be "Recreate" or "RollingUpdate". Default is RollingUpdate.
	// +optional
	Type MachineDeploymentStrategyType `json:"type,omitempty"`

	// Rolling update config params. Present only if MachineDeploymentStrategyType =
	// RollingUpdate.
	//---
	// TODO: Update this to follow our convention for oneOf, whatever we decide it
	// to be.
	// +optional
	RollingUpdate *RollingUpdateMachineDeployment `json:"rollingUpdate,omitempty"`
}

MachineDeploymentStrategy describes how to replace existing machines with new ones.

type MachineDeploymentStrategyType 

type MachineDeploymentStrategyType string
const (
	// Kill all existing machines before creating new ones.
	RecreateMachineDeploymentStrategyType MachineDeploymentStrategyType = "Recreate"

	// Replace the old MCs by new one using rolling update i.e gradually scale down the old MCs and scale up the new one.
	RollingUpdateMachineDeploymentStrategyType MachineDeploymentStrategyType = "RollingUpdate"
)

type MachineList 

type MachineList struct {
	// ObjectMeta for MachineList object
	metav1.TypeMeta `json:",inline"`

	// TypeMeta for MachineList object
	metav1.ListMeta `json:"metadata,omitempty"`

	// Items contains the list of machines
	Items []Machine `json:"items"`
}

MachineList is a collection of Machines.

type MachineOperationType 

type MachineOperationType string

MachineOperationType is a label for the operation performed on a machine object. 

const (
	// MachineOperationCreate indicates that the operation was a create
	MachineOperationCreate MachineOperationType = "Create"

	// MachineOperationUpdate indicates that the operation was an update
	MachineOperationUpdate MachineOperationType = "Update"

	// MachineOperationHealthCheck indicates that the operation was a create
	MachineOperationHealthCheck MachineOperationType = "HealthCheck"

	// MachineOperationDelete indicates that the operation was a create
	MachineOperationDelete MachineOperationType = "Delete"
)

These are the valid statuses of machines.

type MachinePhase 

type MachinePhase string

MachinePhase is a label for the condition of a machines at the current time. 

const (
	// MachinePending means that the machine is being created
	MachinePending MachinePhase = "Pending"

	// MachineAvailable means that machine is present on provider but hasn't joined cluster yet
	MachineAvailable MachinePhase = "Available"

	// MachineRunning means node is ready and running successfully
	MachineRunning MachinePhase = "Running"

	// MachineRunning means node is terminating
	MachineTerminating MachinePhase = "Terminating"

	// MachineUnknown indicates that the node is not ready at the movement
	MachineUnknown MachinePhase = "Unknown"

	// MachineFailed means operation failed leading to machine status failure
	MachineFailed MachinePhase = "Failed"

	// MachineCrashLoopBackOff means creation or deletion of the machine is failing.
	MachineCrashLoopBackOff MachinePhase = "CrashLoopBackOff"
)

These are the valid statuses of machines.

type MachineSpec 

type MachineSpec struct {

	// Class contains the machineclass attributes of a machine
	// +optional
	Class ClassSpec `json:"class,omitempty"`

	// ProviderID represents the provider's unique ID given to a machine
	// +optional
	ProviderID string `json:"providerID,omitempty"`

	// NodeTemplateSpec describes the data a node should have when created from a template
	// +optional
	NodeTemplateSpec NodeTemplateSpec `json:"nodeTemplate,omitempty"`

	// Configuration for the machine-controller.
	// +optional
	*MachineConfiguration `json:",inline"`
}

MachineSpec is the specification of a Machine.

type MachineState 

type MachineState string

MachineState is a current state of the machine. 

const (
	// MachineStatePending means there are operations pending on this machine state
	MachineStateProcessing MachineState = "Processing"

	// MachineStateFailed means operation failed leading to machine status failure
	MachineStateFailed MachineState = "Failed"

	// MachineStateSuccessful indicates that the node is not ready at the moment
	MachineStateSuccessful MachineState = "Successful"
)

These are the valid statuses of machines.

type MachineStatus 

type MachineStatus struct {
	// Node string
	Node string `json:"node,omitempty"`

	// Conditions of this machine, same as node
	Conditions []corev1.NodeCondition `json:"conditions,omitempty"`

	// Last operation refers to the status of the last operation performed
	LastOperation LastOperation `json:"lastOperation,omitempty"`

	// Current status of the machine object
	CurrentStatus CurrentStatus `json:"currentStatus,omitempty"`

	// LastKnownState can store details of the last known state of the VM by the plugins.
	// It can be used by future operation calls to determine current infrastucture state
	// +optional
	LastKnownState string `json:"lastKnownState,omitempty"`
}

MachineStatus holds the most recently observed status of Machine.

type MachineSummary 

type MachineSummary struct {
	// Name of the machine object
	Name string `json:"name,omitempty"`

	// ProviderID represents the provider's unique ID given to a machine
	ProviderID string `json:"providerID,omitempty"`

	// Last operation refers to the status of the last operation performed
	LastOperation LastOperation `json:"lastOperation,omitempty"`

	// OwnerRef
	OwnerRef string `json:"ownerRef,omitempty"`
}

MachineSummary store the summary of machine.

type MachineTemplateSpec 

type MachineTemplateSpec struct {
	// Standard object's metadata.
	// More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#metadata
	// +optional
	metav1.ObjectMeta `json:"metadata,omitempty"`

	// Specification of the desired behavior of the machine.
	// More info: https://git.k8s.io/community/contributors/devel/api-conventions.md#spec-and-status
	// +optional
	Spec MachineSpec `json:"spec,omitempty"`
}

MachineTemplateSpec describes the data a machine should have when created from a template

type NodeTemplateSpec 

type NodeTemplateSpec struct {
	// +optional
	metav1.ObjectMeta `json:"metadata,omitempty"`

	// NodeSpec describes the attributes that a node is created with.
	// +optional
	Spec corev1.NodeSpec `json:"spec,omitempty"`
}

NodeTemplateSpec describes the data a node should have when created from a template

type RollbackConfig 

type RollbackConfig struct {
	// The revision to rollback to. If set to 0, rollback to the last revision.
	// +optional
	Revision int64 `json:"revision,omitempty"`
}

type RollingUpdateMachineDeployment 

type RollingUpdateMachineDeployment struct {
	// The maximum number of machines that can be unavailable during the update.
	// Value can be an absolute number (ex: 5) or a percentage of desired machines (ex: 10%).
	// Absolute number is calculated from percentage by rounding down.
	// This can not be 0 if MaxSurge is 0.
	// By default, a fixed value of 1 is used.
	// Example: when this is set to 30%, the old MC can be scaled down to 70% of desired machines
	// immediately when the rolling update starts. Once new machines are ready, old MC
	// can be scaled down further, followed by scaling up the new MC, ensuring
	// that the total number of machines available at all times during the update is at
	// least 70% of desired machines.
	// +optional
	MaxUnavailable *intstr.IntOrString `json:"maxUnavailable,omitempty"`

	// The maximum number of machines that can be scheduled above the desired number of
	// machines.
	// Value can be an absolute number (ex: 5) or a percentage of desired machines (ex: 10%).
	// This can not be 0 if MaxUnavailable is 0.
	// Absolute number is calculated from percentage by rounding up.
	// By default, a value of 1 is used.
	// Example: when this is set to 30%, the new MC can be scaled up immediately when
	// the rolling update starts, such that the total number of old and new machines do not exceed
	// 130% of desired machines. Once old machines have been killed,
	// new MC can be scaled up further, ensuring that total number of machines running
	// at any time during the update is atmost 130% of desired machines.
	// +optional
	MaxSurge *intstr.IntOrString `json:"maxSurge,omitempty"`
}

Spec to control the desired behavior of rolling update.

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