component

package
v0.9.0-beta.14 Latest Latest
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 Go to latest Published: Apr 24, 2024 License: AGPL-3.0 Imports: 48 Imported by: 3

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Index

Constants

View Source 
const (
	KBJobTTLSecondsAfterFinished = 5
)

Variables

View Source 
var (
	ErrClassNotFound   = fmt.Errorf("class not found")
	ErrInvalidResource = fmt.Errorf("resource is not conform to the constraints, please check the ComponentResourceConstraint API")
)
View Source 
var (
	Any = v1alpha1.ClassDefRef{}
)

Functions

func AppsInstanceToWorkloadInstance added in v0.9.0 

func AppsInstanceToWorkloadInstance(instance *appsv1alpha1.InstanceTemplate) *workloads.InstanceTemplate

func BuildAffinity 

func BuildAffinity(cluster *appsv1alpha1.Cluster, compSpec *appsv1alpha1.ClusterComponentSpec) *appsv1alpha1.Affinity

BuildAffinity builds affinities for components from cluster and comp spec.

func BuildComponent 

func BuildComponent(cluster *appsv1alpha1.Cluster, compSpec *appsv1alpha1.ClusterComponentSpec,
	labels, annotations map[string]string) (*appsv1alpha1.Component, error)

BuildComponent builds a new Component object from cluster component spec and definition.

func BuildComponentDefinition added in v0.8.0 

func BuildComponentDefinition(clusterDef *appsv1alpha1.ClusterDefinition,
	clusterVer *appsv1alpha1.ClusterVersion,
	clusterCompSpec *appsv1alpha1.ClusterComponentSpec) (*appsv1alpha1.ComponentDefinition, error)

func BuildPodAffinity 

func BuildPodAffinity(clusterName string, compName string, compAffinity *appsv1alpha1.Affinity) (*corev1.Affinity, error)

func BuildPodTopologySpreadConstraints 

func BuildPodTopologySpreadConstraints(clusterName, compName string, compAffinity *appsv1alpha1.Affinity) []corev1.TopologySpreadConstraint

func BuildTolerations 

func BuildTolerations(cluster *appsv1alpha1.Cluster, compSpec *appsv1alpha1.ClusterComponentSpec) ([]corev1.Toleration, error)

BuildTolerations builds tolerations for components from cluster and comp spec.

func BuildWorkloadFrom added in v0.9.0 

func BuildWorkloadFrom(synthesizeComp *SynthesizedComponent, protoITS *workloads.InstanceSet) (*workloads.InstanceSet, error)

BuildWorkloadFrom builds a new Component object based on SynthesizedComponent.

func CheckAndGetClusterComponents added in v0.8.0 

func CheckAndGetClusterComponents(ctx context.Context, cli client.Client, cluster *appsv1alpha1.Cluster) ([]client.Object, error)

CheckAndGetClusterComponents checks if all components have created and gets the created components.

func CheckJobSucceed added in v0.7.1 

func CheckJobSucceed(ctx context.Context,
	cli client.Reader,
	cluster *appsv1alpha1.Cluster,
	jobName string) error

CheckJobSucceed checks the result of job execution. Returns: - bool: whether job exist, true exist - error: any error that occurred during the handling

func CleanJobByName added in v0.7.1 

func CleanJobByName(ctx context.Context,
	cli client.Client,
	cluster *appsv1alpha1.Cluster,
	jobName string) error

CleanJobByName cleans up the job task by name.

func CleanJobByNameWithDAG added in v0.9.0 

func CleanJobByNameWithDAG(ctx context.Context,
	cli client.Reader,
	dag *graph.DAG,
	cluster *appsv1alpha1.Cluster,
	jobName string) error

CleanJobByNameWithDAG cleans up the job task by name with DAG.

func CleanJobWithLabels added in v0.7.1 

func CleanJobWithLabels(ctx context.Context,
	cli client.Client,
	cluster *appsv1alpha1.Cluster,
	matchLabels client.MatchingLabels) error

CleanJobWithLabels cleans up the job tasks with label.

func ConvertSynthesizeCompRoleToInstanceSetRole added in v0.9.0 

func ConvertSynthesizeCompRoleToInstanceSetRole(synthesizedComp *SynthesizedComponent) []workloads.ReplicaRole

ConvertSynthesizeCompRoleToInstanceSetRole converts the component.SynthesizedComponent.Roles to workloads.ReplicaRole.

func FullName added in v0.8.0 

func FullName(clusterName, compName string) string

func GetClusterComponentShortNameSet added in v0.8.2 

func GetClusterComponentShortNameSet(ctx context.Context, cli client.Reader, cluster *appsv1alpha1.Cluster) (sets.Set[string], error)

GetClusterComponentShortNameSet gets the component short name set of the cluster.

func GetClusterName added in v0.8.0 

func GetClusterName(comp *appsv1alpha1.Component) (string, error)

func GetClusterUID added in v0.8.0 

func GetClusterUID(comp *appsv1alpha1.Component) (string, error)

func GetCompDefinition added in v0.8.0 

func GetCompDefinition(reqCtx intctrlutil.RequestCtx,
	cli client.Client,
	cluster *appsv1alpha1.Cluster,
	compName string) (*appsv1alpha1.ComponentDefinition, error)

GetCompDefinition gets the component definition by component name.

func GetComponentDefName added in v0.8.0 

func GetComponentDefName(cluster *appsv1alpha1.Cluster, componentName string) string

GetComponentDefName gets the name of referenced component definition.

func GetComponentMinReadySeconds 

func GetComponentMinReadySeconds(ctx context.Context,
	cli client.Client,
	cluster appsv1alpha1.Cluster,
	componentName string) (minReadySeconds int32, err error)

GetComponentMinReadySeconds gets the underlying workload's minReadySeconds of the component.

func GetComponentPodList added in v0.8.0 

func GetComponentPodList(ctx context.Context, cli client.Reader, cluster appsv1alpha1.Cluster, componentName string) (*corev1.PodList, error)

GetComponentPodList gets the pod list by cluster and componentName

func GetComponentPodListWithRole added in v0.8.0 

func GetComponentPodListWithRole(ctx context.Context, cli client.Reader, cluster appsv1alpha1.Cluster, compSpecName, role string) (*corev1.PodList, error)

GetComponentPodListWithRole gets the pod list with target role by cluster and componentName

func GetConfigSpecByName 

func GetConfigSpecByName(synthesizedComp *SynthesizedComponent, configSpec string) *appsv1alpha1.ComponentConfigSpec

func GetEnvReplacementMapForConnCredential 

func GetEnvReplacementMapForConnCredential(clusterName string) map[string]string

GetEnvReplacementMapForConnCredential gets the replacement map for connect credential TODO: deprecated, will be removed later.

func GetHostNetworkRelatedComponents added in v0.9.0 

func GetHostNetworkRelatedComponents(podSpec *corev1.PodSpec, ctx context.Context, cli client.Client, cluster *appsv1alpha1.Cluster) ([]client.Object, error)

GetHostNetworkRelatedComponents checks if it is necessary to wait for the completion of relevant conditions.

func GetJobWithLabels added in v0.7.1 

func GetJobWithLabels(ctx context.Context,
	cli client.Client,
	cluster *appsv1alpha1.Cluster,
	matchLabels client.MatchingLabels) ([]batchv1.Job, error)

GetJobWithLabels gets the job list with the specified labels.

func GetObjectListByComponentName added in v0.8.0 

func GetObjectListByComponentName(ctx context.Context, cli client.Reader, cluster appsv1alpha1.Cluster,
	objectList client.ObjectList, componentName string) error

GetObjectListByComponentName gets k8s workload list with component

func GetReplacementMapForBuiltInEnv 

func GetReplacementMapForBuiltInEnv(clusterName, clusterUID, componentName string) map[string]string

GetReplacementMapForBuiltInEnv gets the replacement map for KubeBlocks built-in environment variables.

func InjectEnvVars added in v0.8.0 

func InjectEnvVars(synthesizedComp *SynthesizedComponent, envVars []corev1.EnvVar, envFromSources []corev1.EnvFromSource)

func InjectEnvVars4Containers added in v0.8.0 

func InjectEnvVars4Containers(synthesizedComp *SynthesizedComponent, envVars []corev1.EnvVar,
	envFromSources []corev1.EnvFromSource, filter func(container *corev1.Container) bool)

func IsComponentPodsWithLatestRevision added in v0.8.0 

func IsComponentPodsWithLatestRevision(ctx context.Context, cli client.Reader,
	cluster *appsv1alpha1.Cluster, its *workloads.InstanceSet) (bool, error)

IsComponentPodsWithLatestRevision checks whether the underlying pod spec matches the one declared in the Cluster/Component.

func IsGenerated added in v0.9.0 

func IsGenerated(comp *appsv1alpha1.Component) bool

IsGenerated checks if the component is generated from legacy cluster definitions.

func ListClusterComponents added in v0.8.2 

func ListClusterComponents(ctx context.Context, cli client.Reader, cluster *appsv1alpha1.Cluster) ([]appsv1alpha1.Component, error)

ListClusterComponents lists the components of the cluster.

func ListObjWithLabelsInNamespace added in v0.8.0 

func ListObjWithLabelsInNamespace[T generics.Object, PT generics.PObject[T], L generics.ObjList[T], PL generics.PObjList[T, L]](
	ctx context.Context, cli client.Reader, _ func(T, PT, L, PL), namespace string, labels client.MatchingLabels, opts ...client.ListOption) ([]PT, error)

func ListPodOwnedByComponent added in v0.8.0 

func ListPodOwnedByComponent(ctx context.Context, cli client.Reader, namespace string, labels client.MatchingLabels, opts ...client.ListOption) ([]*corev1.Pod, error)

func NeedDoPostProvision added in v0.9.0 

func NeedDoPostProvision(ctx context.Context, cli client.Reader,
	cluster *appsv1alpha1.Cluster, comp *appsv1alpha1.Component, synthesizeComp *SynthesizedComponent) (bool, error)

func ParseComponentClasses added in v0.8.0 

func ParseComponentClasses(classDefinition v1alpha1.ComponentClassDefinition) (map[v1alpha1.ClassDefRef]*v1alpha1.ComponentClass, error)

ParseComponentClasses parses ComponentClassDefinition to component classes

func ReconcileCompPostProvision added in v0.8.0 

func ReconcileCompPostProvision(ctx context.Context,
	cli client.Reader,
	graphCli model.GraphClient,
	cluster *appsv1alpha1.Cluster,
	comp *appsv1alpha1.Component,
	synthesizeComp *SynthesizedComponent,
	dag *graph.DAG) error

ReconcileCompPostProvision reconciles the component-level postProvision command.

func ReconcileCompPreTerminate added in v0.9.0 

func ReconcileCompPreTerminate(reqCtx intctrlutil.RequestCtx,
	cli client.Reader,
	graphCli model.GraphClient,
	cluster *appsv1alpha1.Cluster,
	comp *appsv1alpha1.Component,
	dag *graph.DAG) error

ReconcileCompPreTerminate reconciles the component-level preTerminate command.

func ReplaceNamedVars 

func ReplaceNamedVars(namedValuesMap map[string]string, targetVar string, limits int, matchAll bool) string

ReplaceNamedVars replaces the placeholder in targetVar if it is match and returns the replaced result

func ReplaceSecretEnvVars 

func ReplaceSecretEnvVars(namedValuesMap map[string]string, envs []corev1.EnvVar) []corev1.EnvVar

ReplaceSecretEnvVars replaces the env secret value with namedValues and returns new envs

func ResolveEnvVars4LegacyCluster added in v0.8.0 

func ResolveEnvVars4LegacyCluster(ctx context.Context, cli client.Reader, synthesizedComp *SynthesizedComponent, definedVars []appsv1alpha1.EnvVar) (map[string]any, []corev1.EnvVar, error)

func ResolveTemplateNEnvVars added in v0.8.0 

func ResolveTemplateNEnvVars(ctx context.Context, cli client.Reader, synthesizedComp *SynthesizedComponent, definedVars []appsv1alpha1.EnvVar) (map[string]any, []corev1.EnvVar, error)

ResolveTemplateNEnvVars resolves all built-in and user-defined vars for config template and Env usage.

func ShortName added in v0.8.0 

func ShortName(clusterName, compName string) (string, error)

func VarReferenceRegExp added in v0.8.0 

func VarReferenceRegExp() *regexp.Regexp

Types

type ByClassResource added in v0.8.0 

type ByClassResource []*ComponentClassWithRef

func (ByClassResource) Len added in v0.8.0 

func (b ByClassResource) Len() int

func (ByClassResource) Less added in v0.8.0 

func (b ByClassResource) Less(i, j int) bool

func (ByClassResource) Swap added in v0.8.0 

func (b ByClassResource) Swap(i, j int)

type ByResourceList added in v0.8.0 

type ByResourceList []corev1.ResourceList

func (ByResourceList) Len added in v0.8.0 

func (b ByResourceList) Len() int

func (ByResourceList) Less added in v0.8.0 

func (b ByResourceList) Less(i, j int) bool

func (ByResourceList) Swap added in v0.8.0 

func (b ByResourceList) Swap(i, j int)

type ByRuleList added in v0.8.0 

type ByRuleList []appsv1alpha1.ResourceConstraintRule

func (ByRuleList) Len added in v0.8.0 

func (m ByRuleList) Len() int

func (ByRuleList) Less added in v0.8.0 

func (m ByRuleList) Less(i, j int) bool

func (ByRuleList) Swap added in v0.8.0 

func (m ByRuleList) Swap(i, j int)

type ComponentClassWithRef added in v0.8.0 

type ComponentClassWithRef struct {
	appsv1alpha1.ComponentClass

	ClassDefRef appsv1alpha1.ClassDefRef
}

type LifeCycleActionType added in v0.9.0 

type LifeCycleActionType string

LifeCycleActionType represents the lifecycle action type. 

const (
	// PostProvisionAction represents the post-provision action.
	PostProvisionAction LifeCycleActionType = "postProvision"

	// PreTerminateAction represents the pre-terminate action.
	PreTerminateAction LifeCycleActionType = "preTerminate"
)

type Manager added in v0.8.0 

type Manager struct {
	sync.RWMutex
	// contains filtered or unexported fields
}

func NewManager added in v0.8.0 

func NewManager(classDefinitionList v1alpha1.ComponentClassDefinitionList, constraintList v1alpha1.ComponentResourceConstraintList) (*Manager, error)

func (*Manager) ChooseClass added in v0.8.0 

func (r *Manager) ChooseClass(synthesizedComp *SynthesizedComponent, comp *v1alpha1.Component) (*ComponentClassWithRef, error)

ChooseClass chooses the classes to be used for a given component with constraints TODO(xingran): remove the dependency of SynthesizedComponent.ClusterDefName and SynthesizedComponent.ClusterCompDefName in the future

func (*Manager) GetClasses added in v0.8.0 

func (r *Manager) GetClasses() map[string][]*ComponentClassWithRef

func (*Manager) GetResources added in v0.8.0 

func (r *Manager) GetResources(synthesizedComp *SynthesizedComponent, comp *v1alpha1.Component) (corev1.ResourceList, error)

GetResources returns the resource list of the component TODO(xingran): remove the dependency of SynthesizedComponent.ClusterDefName and SynthesizedComponent.ClusterCompDefName in the future

func (*Manager) HasClass added in v0.8.0 

func (r *Manager) HasClass(compType string, classDefRef v1alpha1.ClassDefRef) bool

HasClass returns true if the component has the specified class

func (*Manager) ValidateResources added in v0.8.0 

func (r *Manager) ValidateResources(synthesizedComp *SynthesizedComponent, comp *v1alpha1.Component) error

ValidateResources validates if the resources of the component is invalid TODO(xingran): remove the dependency of SynthesizedComponent.ClusterDefName and SynthesizedComponent.ClusterCompDefName in the future

type SynthesizedComponent 

type SynthesizedComponent struct {
	Namespace            string                                 `json:"namespace,omitempty"`
	ClusterName          string                                 `json:"clusterName,omitempty"`
	ClusterUID           string                                 `json:"clusterUID,omitempty"`
	ClusterGeneration    string                                 `json:"clusterGeneration,omitempty"`
	Comp2CompDefs        map[string]string                      `json:"comp2CompDefs,omitempty"` // {compName: compDefName}
	Name                 string                                 `json:"name,omitempty"`          // the name of the component w/o clusterName prefix
	FullCompName         string                                 `json:"fullCompName,omitempty"`  // the full name of the component w/ clusterName prefix
	CompDefName          string                                 `json:"compDefName,omitempty"`   // the name of the componentDefinition
	ServiceVersion       string                                 `json:"serviceVersion,omitempty"`
	Replicas             int32                                  `json:"replicas"`
	Resources            corev1.ResourceRequirements            `json:"resources,omitempty"`
	PodSpec              *corev1.PodSpec                        `json:"podSpec,omitempty"`
	VolumeClaimTemplates []corev1.PersistentVolumeClaimTemplate `json:"volumeClaimTemplates,omitempty"`
	LogConfigs           []v1alpha1.LogConfig                   `json:"logConfigs,omitempty"`
	ConfigTemplates      []v1alpha1.ComponentConfigSpec         `json:"configTemplates,omitempty"`
	ScriptTemplates      []v1alpha1.ComponentTemplateSpec       `json:"scriptTemplates,omitempty"`
	TLSConfig            *v1alpha1.TLSConfig                    `json:"tlsConfig"`
	ServiceAccountName   string                                 `json:"serviceAccountName,omitempty"`
	// TODO: remove this later
	ComponentRefEnvs  []corev1.EnvVar                        `json:"componentRefEnvs,omitempty"`
	ServiceReferences map[string]*v1alpha1.ServiceDescriptor `json:"serviceReferences,omitempty"`
	TemplateVars      map[string]any                         `json:"templateVars,omitempty"`
	EnvVars           []corev1.EnvVar                        `json:"envVars,omitempty"`
	EnvFromSources    []corev1.EnvFromSource                 `json:"envFromSources,omitempty"`
	Instances         []v1alpha1.InstanceTemplate            `json:"instances,omitempty"`
	OfflineInstances  []string                               `json:"offlineInstances,omitempty"`

	// The following fields were introduced with the ComponentDefinition and Component API in KubeBlocks version 0.8.0
	Roles               []v1alpha1.ReplicaRole              `json:"roles,omitempty"`
	Labels              map[string]string                   `json:"labels,omitempty"`
	Annotations         map[string]string                   `json:"annotations,omitempty"`
	UpdateStrategy      *v1alpha1.UpdateStrategy            `json:"updateStrategy,omitempty"`
	PodManagementPolicy *appsv1.PodManagementPolicyType     `json:"podManagementPolicy,omitempty"`
	PolicyRules         []rbacv1.PolicyRule                 `json:"policyRules,omitempty"`
	LifecycleActions    *v1alpha1.ComponentLifecycleActions `json:"lifecycleActions,omitempty"`
	SystemAccounts      []v1alpha1.SystemAccount            `json:"systemAccounts,omitempty"`
	RoleArbitrator      *v1alpha1.RoleArbitrator            `json:"roleArbitrator,omitempty"`
	Volumes             []v1alpha1.ComponentVolume          `json:"volumes,omitempty"`
	HostNetwork         *v1alpha1.HostNetwork               `json:"hostNetwork,omitempty"`
	ComponentServices   []v1alpha1.ComponentService         `json:"componentServices,omitempty"`
	MinReadySeconds     int32                               `json:"minReadySeconds,omitempty"`
	Sidecars            []string                            `json:"sidecars,omitempty"`
	MonitorEnabled      bool                                `json:"monitorEnabled,omitempty"`

	// TODO(xingran): The following fields will be deprecated after version 0.8.0 and will be replaced with a new data structure.
	Probes           *v1alpha1.ClusterDefinitionProbes `json:"probes,omitempty"`           // The Probes will be replaced with LifecycleActions.RoleProbe in the future.
	VolumeTypes      []v1alpha1.VolumeTypeSpec         `json:"volumeTypes,omitempty"`      // The VolumeTypes will be replaced with Volumes in the future.
	VolumeProtection *v1alpha1.VolumeProtectionSpec    `json:"volumeProtection,omitempty"` // The VolumeProtection will be replaced with Volumes in the future.
	Services         []corev1.Service                  `json:"services,omitempty"`         // The Services will be replaced with ComponentServices in the future.
	TLS              bool                              `json:"tls"`                        // The TLS will be replaced with TLSConfig in the future.

	// TODO(xingran): The following fields will be deprecated after KubeBlocks version 0.8.0
	ClusterDefName        string                          `json:"clusterDefName,omitempty"`     // the name of the clusterDefinition
	ClusterCompDefName    string                          `json:"clusterCompDefName,omitempty"` // the name of the clusterDefinition.Spec.ComponentDefs[*].Name or cluster.Spec.ComponentSpecs[*].ComponentDefRef
	CharacterType         string                          `json:"characterType,omitempty"`
	WorkloadType          v1alpha1.WorkloadType           `json:"workloadType,omitempty"`
	HorizontalScalePolicy *v1alpha1.HorizontalScalePolicy `json:"horizontalScalePolicy,omitempty"`
}

func BuildSynthesizedComponent added in v0.8.0 

func BuildSynthesizedComponent(reqCtx intctrlutil.RequestCtx,
	cli client.Reader,
	cluster *appsv1alpha1.Cluster,
	compDef *appsv1alpha1.ComponentDefinition,
	comp *appsv1alpha1.Component) (*SynthesizedComponent, error)

BuildSynthesizedComponent builds a new SynthesizedComponent object, which is a mixture of component-related configs from ComponentDefinition and Component.

func BuildSynthesizedComponent4Generated added in v0.8.0 

func BuildSynthesizedComponent4Generated(reqCtx intctrlutil.RequestCtx,
	cli client.Reader,
	cluster *appsv1alpha1.Cluster,
	comp *appsv1alpha1.Component) (*appsv1alpha1.ComponentDefinition, *SynthesizedComponent, error)

BuildSynthesizedComponent4Generated builds SynthesizedComponent for generated Component which w/o ComponentDefinition.

func BuildSynthesizedComponentWrapper added in v0.8.0 

func BuildSynthesizedComponentWrapper(reqCtx intctrlutil.RequestCtx,
	cli client.Reader,
	cluster *appsv1alpha1.Cluster,
	clusterCompSpec *appsv1alpha1.ClusterComponentSpec) (*SynthesizedComponent, error)

BuildSynthesizedComponentWrapper builds a new SynthesizedComponent object with a given ClusterComponentSpec. TODO: remove this

func BuildSynthesizedComponentWrapper4Test added in v0.8.0 

func BuildSynthesizedComponentWrapper4Test(reqCtx intctrlutil.RequestCtx,
	cli client.Reader,
	clusterDef *appsv1alpha1.ClusterDefinition,
	clusterVer *appsv1alpha1.ClusterVersion,
	cluster *appsv1alpha1.Cluster,
	clusterCompSpec *appsv1alpha1.ClusterComponentSpec) (*SynthesizedComponent, error)

BuildSynthesizedComponentWrapper4Test builds a new SynthesizedComponent object with a given ClusterComponentSpec.

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