addon_operator

package
v1.9.3 Latest Latest
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Published: Jul 7, 2025 License: Apache-2.0 Imports: 60 Imported by: 3

Documentation

Index

Constants

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const (
	LabelHeritage string = "heritage"
)

Variables

View Source
var DefaultHelmMonitorKubeClientMetricLabels = map[string]string{"component": "helm_monitor"}

DefaultHelmMonitorKubeClientMetricLabels are labels that indicates go client metrics producer. Important! These labels should be consistent with similar labels in ShellOperator!

Functions

func ConvergeModulesInQueue added in v1.0.6

func ConvergeModulesInQueue(q *queue.TaskQueue) int

func ConvergeTasksInQueue added in v1.0.6

func ConvergeTasksInQueue(q *queue.TaskQueue) int

func DrainNonMainQueue added in v1.0.6

func DrainNonMainQueue(q *queue.TaskQueue)

func InitDefaultHelmResourcesManager added in v1.0.6

func InitDefaultHelmResourcesManager(ctx context.Context, namespace string, metricStorage metric.Storage, logger *log.Logger) (helm_resources_manager.HelmResourcesManager, error)

func ModuleEnsureCRDsTasksInQueueAfterId added in v1.5.0

func ModuleEnsureCRDsTasksInQueueAfterId(q *queue.TaskQueue, afterId string) bool

func ModulesWithPendingModuleRun added in v1.0.6

func ModulesWithPendingModuleRun(q *queue.TaskQueue) map[string]struct{}

ModulesWithPendingModuleRun returns names of all modules in pending ModuleRun tasks. First task in queue considered not pending and is ignored.

func QueueHasPendingModuleRunTask

func QueueHasPendingModuleRunTask(q *queue.TaskQueue, moduleName string) bool

QueueHasPendingModuleRunTask returns true if queue has pending tasks with the type "ModuleRun" related to the module "moduleName".

func RemoveAdjacentConvergeModules added in v1.0.6

func RemoveAdjacentConvergeModules(q *queue.TaskQueue, afterId string, logLabels map[string]string, logger *log.Logger)

RemoveAdjacentConvergeModules removes ConvergeModules tasks right after the task with the specified ID.

func RemoveCurrentConvergeTasks added in v1.0.6

func RemoveCurrentConvergeTasks(convergeQueues []*queue.TaskQueue, logLabels map[string]string, logger *log.Logger) bool

RemoveCurrentConvergeTasks detects if converge tasks present in the main and parallel queues. These tasks are drained and the method returns true

func RemoveCurrentConvergeTasksFromId added in v1.5.0

func RemoveCurrentConvergeTasksFromId(q *queue.TaskQueue, afterId string, logLabels map[string]string, logger *log.Logger) bool

RemoveCurrentConvergeTasksFromId detects if converge tasks present in the main queue after task which ID equals to 'afterID'. These tasks are drained and the method returns true.

func StartLiveTicksUpdater added in v1.0.6

func StartLiveTicksUpdater(metricStorage metric.Storage)

StartLiveTicksUpdater starts a goroutine that periodically updates the live_ticks metric every 10 seconds. This metric can be used to verify that addon-operator is alive and functioning.

func StartTasksQueueLengthUpdater added in v1.0.6

func StartTasksQueueLengthUpdater(metricStorage metric.Storage, tqs *queue.TaskQueueSet)

StartTasksQueueLengthUpdater starts a goroutine that periodically updates the tasks_queue_length metric every 5 seconds. This metric shows the number of pending tasks in each queue, which can be useful for monitoring system load and potential backlog issues.

Types

type AddonOperator

type AddonOperator struct {
	DefaultNamespace string

	DebugServer *debug.Server

	// KubeConfigManager monitors changes in ConfigMap.
	KubeConfigManager *kube_config_manager.KubeConfigManager

	// ModuleManager is the module manager object, which monitors configuration
	// and variable changes.
	ModuleManager *module_manager.ModuleManager

	Helm *helm.ClientFactory

	// HelmResourcesManager monitors absent resources created for modules.
	HelmResourcesManager helm_resources_manager.HelmResourcesManager

	// Initial KubeConfig to bypass initial loading from the ConfigMap.
	InitialKubeConfig *config.KubeConfig

	// AdmissionServer handles validation and mutation admission webhooks
	AdmissionServer *AdmissionServer

	MetricStorage metric.Storage

	// LeaderElector represents leaderelection client for HA mode
	LeaderElector *leaderelection.LeaderElector

	// CRDExtraLabels contains labels for processing CRD files
	// like heritage=addon-operator
	CRDExtraLabels map[string]string

	Logger *log.Logger

	// converge state
	ConvergeState *converge.ConvergeState

	TaskService *taskservice.TaskHandlerService
	// contains filtered or unexported fields
}

AddonOperator extends ShellOperator with modules and global hooks and with a value storage.

func NewAddonOperator

func NewAddonOperator(ctx context.Context, opts ...Option) *AddonOperator

func (*AddonOperator) Assemble added in v1.1.3

func (op *AddonOperator) Assemble(debugServer *debug.Server) error

Assemble initializes and connects components of the AddonOperator. It sets up debugging http endpoints, starts netrics services, and initializes the module manager.

func (*AddonOperator) BootstrapMainQueue added in v1.0.6

func (op *AddonOperator) BootstrapMainQueue(tqs *queue.TaskQueueSet)

BootstrapMainQueue adds tasks to initiate Startup sequence:

- Run onStartup hooks. - Enable global schedule bindings. - Enable kubernetes bindings: run Synchronization tasks. - Purge unknown Helm releases. - Start reload all modules.

func (*AddonOperator) CreateAndStartParallelQueues added in v1.5.0

func (op *AddonOperator) CreateAndStartParallelQueues()

CreateAndStartParallelQueues creates and starts named queues for executing parallel tasks in parallel

func (*AddonOperator) CreateAndStartQueue added in v1.0.6

func (op *AddonOperator) CreateAndStartQueue(queueName string)

CreateAndStartQueue creates a named queue and starts it. It returns false is queue is already created

func (*AddonOperator) CreateAndStartQueuesForGlobalHooks added in v1.0.6

func (op *AddonOperator) CreateAndStartQueuesForGlobalHooks()

CreateAndStartQueuesForGlobalHooks creates queues for all registered global hooks. It is safe to run this method multiple times, as it checks for existing queues.

func (*AddonOperator) CreateAndStartQueuesForModuleHooks added in v1.0.6

func (op *AddonOperator) CreateAndStartQueuesForModuleHooks(moduleName string)

CreateAndStartQueuesForModuleHooks creates queues for registered module hooks. It is safe to run this method multiple times, as it checks for existing queues.

func (*AddonOperator) CreateBootstrapTasks added in v1.0.6

func (op *AddonOperator) CreateBootstrapTasks(logLabels map[string]string) []sh_task.Task

func (*AddonOperator) CreateReloadModulesTasks added in v1.0.6

func (op *AddonOperator) CreateReloadModulesTasks(moduleNames []string, logLabels map[string]string, eventDescription string) []sh_task.Task

func (*AddonOperator) EnsureCRDs added in v1.5.0

func (op *AddonOperator) EnsureCRDs(module *modules.BasicModule) ([]string, error)

func (*AddonOperator) InitModuleManager

func (op *AddonOperator) InitModuleManager() error

InitModuleManager initialize KubeConfigManager and ModuleManager, reads values from ConfigMap for the first time and sets handlers for kubernetes and schedule events.

func (*AddonOperator) IsQueueExists added in v1.7.0

func (op *AddonOperator) IsQueueExists(queueName string) bool

IsQueueExists returns true is queue is already created

func (*AddonOperator) IsStartupConvergeDone added in v1.0.5

func (op *AddonOperator) IsStartupConvergeDone() bool

func (*AddonOperator) KubeClient added in v1.3.0

func (op *AddonOperator) KubeClient() *client.Client

KubeClient returns default common kubernetes client initialized by shell-operator

func (*AddonOperator) RegisterDebugGlobalRoutes added in v1.1.3

func (op *AddonOperator) RegisterDebugGlobalRoutes(dbgSrv *debug.Server)

func (*AddonOperator) RegisterDebugGraphRoutes added in v1.4.0

func (op *AddonOperator) RegisterDebugGraphRoutes(dbgSrv *debug.Server)

func (*AddonOperator) RegisterDebugModuleRoutes added in v1.1.3

func (op *AddonOperator) RegisterDebugModuleRoutes(dbgSrv *debug.Server)

func (*AddonOperator) RegisterDiscoveryRoute added in v1.3.4

func (op *AddonOperator) RegisterDiscoveryRoute(dbgSrv *debug.Server)

func (*AddonOperator) RegisterManagerEventsHandlers added in v1.0.6

func (op *AddonOperator) RegisterManagerEventsHandlers()

func (*AddonOperator) Setup added in v1.3.0

func (op *AddonOperator) Setup() error

Setup initializes the AddonOperator with required components and configurations. It performs the following steps: 1. Initializes the Helm client factory with specified options like namespace, history max, timeout, and logger. 2. Sets up the Helm resources manager using a separate client-go instance. 3. Validates the existence of the global hooks directory. 4. Ensures the temporary directory exists. 5. Verifies that KubeConfigManager is set before proceeding. 6. Finally sets up the module manager with the appropriate directories.

Returns an error if any initialization step fails.

func (*AddonOperator) SetupKubeConfigManager added in v1.3.0

func (op *AddonOperator) SetupKubeConfigManager(bk backend.ConfigHandler)

SetupKubeConfigManager sets manager, which reads configuration for Modules from a cluster

func (*AddonOperator) SetupModuleManager added in v1.1.3

func (op *AddonOperator) SetupModuleManager(modulesDir string, globalHooksDir string, tempDir string)

func (*AddonOperator) Start

func (op *AddonOperator) Start(ctx context.Context) error

Start runs all managers, event and queue handlers. TODO: implement context in various dependencies (ModuleManager, KubeConfigManaer, etc)

func (*AddonOperator) StartAPIServer added in v1.3.9

func (op *AddonOperator) StartAPIServer()

func (*AddonOperator) StartModuleManagerEventHandler

func (op *AddonOperator) StartModuleManagerEventHandler()

func (*AddonOperator) Stop

func (op *AddonOperator) Stop()

func (*AddonOperator) WithLeaderElector added in v1.3.9

func (op *AddonOperator) WithLeaderElector(config *leaderelection.LeaderElectionConfig) error

type AdmissionServer added in v1.1.4

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

func NewAdmissionServer added in v1.1.4

func NewAdmissionServer(listenPort, certsDir string) *AdmissionServer

func (*AdmissionServer) RegisterHandler added in v1.1.4

func (as *AdmissionServer) RegisterHandler(route string, handler http.Handler)

type Option added in v1.5.1

type Option func(operator *AddonOperator)

func WithLogger added in v1.5.1

func WithLogger(logger *log.Logger) Option

Directories

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