k8s

package
v0.5.9 Latest Latest
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 Go to latest Published: Oct 14, 2020 License: Apache-2.0 Imports: 37 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	ErrBuildPodTemplate       errors2.ErrorCode = "POD_TEMPLATE_FAILED"
	ErrReplaceCmdTemplate     errors2.ErrorCode = "CMD_TEMPLATE_FAILED"
	ErrSubmitJob              errors2.ErrorCode = "SUBMIT_JOB_FAILED"
	JobIndexVarName           string            = "BATCH_JOB_ARRAY_INDEX_VAR_NAME"
	FlyteK8sArrayIndexVarName string            = "FLYTE_K8S_ARRAY_INDEX"
)
View Source 
const (
	ErrCheckPodStatus errors2.ErrorCode = "CHECK_POD_FAILED"
)
View Source 
const PodKind = "pod"

Variables

This section is empty.

Functions

func ApplyPodPolicies 

func ApplyPodPolicies(_ context.Context, cfg *Config, pod *corev1.Pod) *corev1.Pod

func CheckPodStatus 

func CheckPodStatus(ctx context.Context, client core.KubeClient, name k8sTypes.NamespacedName) (
	info core.PhaseInfo, err error)

func FlyteArrayJobToK8sPodTemplate 

func FlyteArrayJobToK8sPodTemplate(ctx context.Context, tCtx core.TaskExecutionContext) (
	podTemplate v1.Pod, job *idlPlugins.ArrayJob, err error)

Note that Name is not set on the result object. It's up to the caller to set the Name before creating the object in K8s.

func GetK8sClient added in v0.5.8 

func GetK8sClient(config ClusterConfig) (client.Client, error)

func GetNewExecutorPlugin 

func GetNewExecutorPlugin(ctx context.Context, iCtx core.SetupContext) (core.Plugin, error)

func IsResourceConfigSet added in v0.5.8 

func IsResourceConfigSet(resourceConfig ResourceConfig) bool

func LaunchAndCheckSubTasksState added in v0.5.8 

func LaunchAndCheckSubTasksState(ctx context.Context, tCtx core.TaskExecutionContext, kubeClient core.KubeClient,
	config *Config, dataStore *storage.DataStore, outputPrefix, baseOutputDataSandbox storage.DataReference, currentState *arrayCore.State) (
	newState *arrayCore.State, logLinks []*idlCore.TaskLog, err error)

func NewKubeClientObj added in v0.5.8 

func NewKubeClientObj(c client.Client) core.KubeClient

func RemoteClusterConfig added in v0.5.8 

func RemoteClusterConfig(host string, auth Auth) (*restclient.Config, error)

TODO: Move logic to flytestdlib Reads secret values from paths specified in the config to initialize a Kubernetes rest client Config.

func TerminateSubTasks 

func TerminateSubTasks(ctx context.Context, tCtx core.TaskExecutionContext, kubeClient core.KubeClient, config *Config,
	currentState *arrayCore.State) error

Types

type Auth added in v0.5.8 

type Auth struct {
	Type      string `json:"type" pflag:", Authentication type"`
	TokenPath string `json:"tokenPath" pflag:", Token path"`
	CertPath  string `json:"certPath" pflag:", Certificate path"`
}

func (Auth) GetCA added in v0.5.8 

func (auth Auth) GetCA() ([]byte, error)

func (Auth) GetToken added in v0.5.8 

func (auth Auth) GetToken() (string, error)

type ClusterConfig added in v0.5.8 

type ClusterConfig struct {
	Name     string `json:"name" pflag:",Friendly name of the remote cluster"`
	Endpoint string `json:"endpoint" pflag:", Remote K8s cluster endpoint"`
	Auth     Auth   `json:"auth" pflag:"-, Auth setting for the cluster"`
	Enabled  bool   `json:"enabled" pflag:", Boolean flag to enable or disable"`
}

type Config 

type Config struct {
	DefaultScheduler     string            `json:"scheduler" pflag:",Decides the scheduler to use when launching array-pods."`
	MaxErrorStringLength int               `json:"maxErrorLength" pflag:",Determines the maximum length of the error string returned for the array."`
	MaxArrayJobSize      int64             `json:"maxArrayJobSize" pflag:",Maximum size of array job."`
	ResourceConfig       ResourceConfig    `json:"resourceConfig" pflag:"-,ResourceConfiguration to limit number of resources used by k8s-array."`
	RemoteClusterConfig  ClusterConfig     `json:"remoteClusterConfig" pflag:"-,Configuration of remote K8s cluster for array jobs"`
	NodeSelector         map[string]string `json:"node-selector" pflag:"-,Defines a set of node selector labels to add to the pod."`
	Tolerations          []v1.Toleration   `json:"tolerations"  pflag:"-,Tolerations to be applied for k8s-array pods"`
	OutputAssembler      workqueue.Config
	ErrorAssembler       workqueue.Config
}

Defines custom config for K8s Array plugin

func GetConfig 

func GetConfig() *Config

func (Config) GetPFlagSet 

func (cfg Config) GetPFlagSet(prefix string) *pflag.FlagSet

GetPFlagSet will return strongly types pflags for all fields in Config and its nested types. The format of the flags is json-name.json-sub-name... etc.

type Executor 

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

func NewExecutor 

func NewExecutor(kubeClient core.KubeClient, cfg *Config, scope promutils.Scope) (Executor, error)

func (Executor) Abort 

func (e Executor) Abort(ctx context.Context, tCtx core.TaskExecutionContext) error

func (Executor) Finalize 

func (e Executor) Finalize(ctx context.Context, tCtx core.TaskExecutionContext) error

func (Executor) GetID 

func (e Executor) GetID() string

func (Executor) GetProperties 

func (Executor) GetProperties() core.PluginProperties

func (Executor) Handle 

func (e Executor) Handle(ctx context.Context, tCtx core.TaskExecutionContext) (core.Transition, error)

func (Executor) Start 

func (e Executor) Start(ctx context.Context) error

type KubeClientObj added in v0.5.8 

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

func (KubeClientObj) GetCache added in v0.5.8 

func (k KubeClientObj) GetCache() cache.Cache

func (KubeClientObj) GetClient added in v0.5.8 

func (k KubeClientObj) GetClient() client.Client

type LaunchResult added in v0.5.8 

type LaunchResult int8
const (
	LaunchSuccess LaunchResult = iota
	LaunchError
	LaunchWaiting
	LaunchReturnState
)

type MonitorResult added in v0.5.8 

type MonitorResult int8
const (
	MonitorSuccess MonitorResult = iota
	MonitorError
)

type ResourceConfig added in v0.5.8 

type ResourceConfig struct {
	PrimaryLabel string `json:"primaryLabel" pflag:",PrimaryLabel of a given service cluster"`
	Limit        int    `json:"limit" pflag:",Resource quota (in the number of outstanding requests) for the cluster"`
}

type Task added in v0.5.8 

type Task struct {
	LogLinks         []*idlCore.TaskLog
	State            *arrayCore.State
	NewArrayStatus   *arraystatus.ArrayStatus
	Config           *Config
	ChildIdx         int
	MessageCollector *errorcollector.ErrorMessageCollector
}

func (Task) Abort added in v0.5.8 

func (t Task) Abort(ctx context.Context, tCtx core.TaskExecutionContext, kubeClient core.KubeClient) error

func (Task) Finalize added in v0.5.8 

func (t Task) Finalize(ctx context.Context, tCtx core.TaskExecutionContext, kubeClient core.KubeClient) error

func (Task) Launch added in v0.5.8 

func (t Task) Launch(ctx context.Context, tCtx core.TaskExecutionContext, kubeClient core.KubeClient) (LaunchResult, error)

func (Task) Monitor added in v0.5.8 

func (t Task) Monitor(ctx context.Context, tCtx core.TaskExecutionContext, kubeClient core.KubeClient, dataStore *storage.DataStore, outputPrefix, baseOutputDataSandbox storage.DataReference) (MonitorResult, error)

Source Files

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