component

package
v0.9.2 Latest Latest
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Published: Nov 27, 2024 License: AGPL-3.0 Imports: 53 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 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 BuildJobTolerations added in v0.9.1

func BuildJobTolerations(job *batchv1.Job, cluster *appsv1alpha1.Cluster) error

BuildJobTolerations builds the job tolerations.

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 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 CompDefMatched added in v0.9.1

func CompDefMatched(compDef, compDefPattern string) bool

func CompareServiceVersion added in v0.9.0

func CompareServiceVersion(required, provided string) (bool, error)

CompareServiceVersion compares whether two service version have the same major, minor and patch version.

func CompatibleCompVersions4Definition added in v0.9.0

func CompatibleCompVersions4Definition(ctx context.Context, cli client.Reader, compDef *appsv1alpha1.ComponentDefinition) ([]*appsv1alpha1.ComponentVersion, error)

CompatibleCompVersions4Definition returns all component versions that are compatible with specified component definition.

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 GenerateAllPodNames added in v0.9.0

func GenerateAllPodNames(
	compReplicas int32,
	instances []appsv1alpha1.InstanceTemplate,
	offlineInstances []string,
	clusterName,
	fullCompName string) ([]string, error)

GenerateAllPodNames generate all pod names for a component.

func GenerateAllPodNamesToSet added in v0.9.0

func GenerateAllPodNamesToSet(
	compReplicas int32,
	instances []appsv1alpha1.InstanceTemplate,
	offlineInstances []string,
	clusterName,
	fullCompName string) (map[string]string, error)

GenerateAllPodNamesToSet generate all pod names for a component and return a set which key is the pod name and value is a template name.

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 GetCompDefByName added in v0.9.0

func GetCompDefByName(ctx context.Context, cli client.Reader, compDefName string) (*appsv1alpha1.ComponentDefinition, error)

GetCompDefByName gets the component definition by component definition name.

func GetCompNCompDefByName added in v0.9.0

func GetCompNCompDefByName(ctx context.Context, cli client.Reader, namespace, fullCompName string) (*appsv1alpha1.Component, *appsv1alpha1.ComponentDefinition, error)

func GetComponentByName added in v0.9.0

func GetComponentByName(ctx context.Context, cli client.Reader, namespace, fullCompName string) (*appsv1alpha1.Component, error)

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 GetExporter added in v0.9.0

func GetExporter(componentDef appsv1alpha1.ComponentDefinitionSpec) *common.Exporter

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 GetMinReadySeconds added in v0.9.0

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

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

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 GetTemplateNameAndOrdinal added in v0.9.0

func GetTemplateNameAndOrdinal(workloadName, podName string) (string, int32, error)

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 IsGenerated added in v0.9.0

func IsGenerated(comp *appsv1alpha1.Component) bool

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

func IsHostNetworkEnabled added in v0.9.0

func IsHostNetworkEnabled(synthesizedComp *SynthesizedComponent) bool

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 ListOwnedPods added in v0.9.0

func ListOwnedPods(ctx context.Context, cli client.Reader, namespace, clusterName, compName string,
	opts ...client.ListOption) ([]*corev1.Pod, error)

func ListOwnedServices added in v0.9.0

func ListOwnedServices(ctx context.Context, cli client.Reader, namespace, clusterName, compName string,
	opts ...client.ListOption) ([]*corev1.Service, error)

func ListOwnedWorkloads added in v0.9.1

func ListOwnedWorkloads(ctx context.Context, cli client.Reader, namespace, clusterName, compName string) ([]*workloads.InstanceSet, 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, actionCtx *ActionContext) (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,
	actionCtx *ActionContext,
	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 UpdateCompDefinitionImages4ServiceVersion added in v0.9.0

func UpdateCompDefinitionImages4ServiceVersion(ctx context.Context, cli client.Reader,
	compDef *appsv1alpha1.ComponentDefinition, serviceVersion string) error

UpdateCompDefinitionImages4ServiceVersion resolves and updates images for the component definition.

func ValidateCompDefRegexp added in v0.9.1

func ValidateCompDefRegexp(compDefPattern string) error

func VarReferenceRegExp added in v0.8.0

func VarReferenceRegExp() *regexp.Regexp

Types

type ActionContext added in v0.9.0

type ActionContext struct {
	// contains filtered or unexported fields
}

ActionContext represents the context for lifecycle action.

func NewActionContext added in v0.9.0

func NewActionContext(cluster *appsv1alpha1.Cluster,
	component *appsv1alpha1.Component,
	workload client.Object,
	lifecycleActions *appsv1alpha1.ComponentLifecycleActions,
	scriptTemplates []appsv1alpha1.ComponentTemplateSpec,
	actionType LifeCycleActionType) (*ActionContext, error)

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

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"`
	UserDefinedLabels                map[string]string
	UserDefinedAnnotations           map[string]string
	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"`
	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"`
	InstanceUpdateStrategy           *v1alpha1.InstanceUpdateStrategy    `json:"instanceUpdateStrategy,omitempty"`
	PodManagementPolicy              *appsv1.PodManagementPolicyType     `json:"podManagementPolicy,omitempty"`
	ParallelPodManagementConcurrency *intstr.IntOrString                 `json:"parallelPodManagementConcurrency,omitempty"`
	PodUpdatePolicy                  *workloads.PodUpdatePolicyType      `json:"podUpdatePolicy,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"`
	DisableExporter                  *bool                               `json:"disableExporter,omitempty"`
	Stop                             *bool

	// 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"`
	EnabledLogs           []string                        `json:"enabledLogs,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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