module_manager

package
v1.4.0 Latest Latest
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 Go to latest Published: Jul 3, 2024 License: Apache-2.0 Imports: 41 Imported by: 4

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Constants

This section is empty.

Variables

This section is empty.

Functions

This section is empty.

Types

type DirectoryConfig added in v1.1.3 

type DirectoryConfig struct {
	ModulesDir     string
	GlobalHooksDir string
	TempDir        string
}

DirectoryConfig configures directories for ModuleManager

type KubeConfigManager added in v1.1.3 

type KubeConfigManager interface {
	SaveConfigValues(key string, values utils.Values) error
	IsModuleEnabled(moduleName string) *bool
	UpdateModuleConfig(moduleName string) error
	SafeReadConfig(handler func(config *config.KubeConfig))
	KubeConfigEventCh() chan config.KubeConfigEvent
}

type ModuleManager 

type ModuleManager struct {

	// Directories.
	ModulesDir     string
	GlobalHooksDir string
	TempDir        string
	// contains filtered or unexported fields
}

func NewModuleManager added in v1.0.6 

func NewModuleManager(ctx context.Context, cfg *ModuleManagerConfig) *ModuleManager

NewModuleManager returns new MainModuleManager

func (*ModuleManager) AddExtender added in v1.4.0 

func (mm *ModuleManager) AddExtender(ex extenders.Extender) error

func (*ModuleManager) ApplyBindingActions added in v1.1.3 

func (mm *ModuleManager) ApplyBindingActions(moduleHook *hooks.ModuleHook, bindingActions []go_hook.BindingAction) error

func (*ModuleManager) ApplyNewKubeConfigValues added in v1.4.0 

func (mm *ModuleManager) ApplyNewKubeConfigValues(kubeConfig *config.KubeConfig, globalValuesChanged bool) error

ApplyNewKubeConfigValues validates and applies new config values with config schemas.

func (*ModuleManager) AreModulesInited added in v1.3.7 

func (mm *ModuleManager) AreModulesInited() bool

AreModulesInited returns true if modulemanager's moduleset has already been initialized

func (*ModuleManager) DeleteModule 

func (mm *ModuleManager) DeleteModule(moduleName string, logLabels map[string]string) error

func (*ModuleManager) DisableModuleHooks 

func (mm *ModuleManager) DisableModuleHooks(moduleName string)

DisableModuleHooks disables monitors/bindings of the module's hooks It's advisable to use this method only if next step is to completely disable the module (as a short-term commitment). Otherwise, as hooks are rather stateless, their confiuration may get overwritten, resulting in unexpected consequences.

func (*ModuleManager) EnableModuleScheduleBindings added in v1.0.5 

func (mm *ModuleManager) EnableModuleScheduleBindings(moduleName string)

func (*ModuleManager) FilterModuleByExtender added in v1.4.0 

func (mm *ModuleManager) FilterModuleByExtender(extName extenders.ExtenderName, moduleName string, logLabels map[string]string) (*bool, error)

FilterModuleByExtender returns filtering result for the specified extender and module

func (*ModuleManager) GetDependencies added in v1.3.3 

func (mm *ModuleManager) GetDependencies() *ModuleManagerDependencies

GetDependencies fetch dependencies struct from ModuleManager note: not the best way but it's required in some hooks

func (*ModuleManager) GetEnabledModuleNames added in v1.0.6 

func (mm *ModuleManager) GetEnabledModuleNames() []string

GetEnabledModuleNames runs corresponding method of the module scheduler

func (*ModuleManager) GetGlobal added in v1.3.3 

func (mm *ModuleManager) GetGlobal() *modules.GlobalModule

func (*ModuleManager) GetGlobalHook 

func (mm *ModuleManager) GetGlobalHook(name string) *hooks.GlobalHook

func (*ModuleManager) GetGlobalHooksInOrder 

func (mm *ModuleManager) GetGlobalHooksInOrder(bindingType BindingType) []string

func (*ModuleManager) GetGlobalHooksNames added in v1.0.4 

func (mm *ModuleManager) GetGlobalHooksNames() []string

func (*ModuleManager) GetGraphImage added in v1.4.0 

func (mm *ModuleManager) GetGraphImage() (image.Image, error)

func (*ModuleManager) GetKubeConfigValid added in v1.0.6 

func (mm *ModuleManager) GetKubeConfigValid() bool

func (*ModuleManager) GetModule 

func (mm *ModuleManager) GetModule(name string) *modules.BasicModule

func (*ModuleManager) GetModuleEventsChannel added in v1.3.3 

func (mm *ModuleManager) GetModuleEventsChannel() chan events.ModuleEvent

GetModuleEventsChannel returns a channel with events that occur during module processing events channel is created only if someone is reading it

func (*ModuleManager) GetModuleNames added in v1.1.0 

func (mm *ModuleManager) GetModuleNames() []string

func (*ModuleManager) GlobalSynchronizationNeeded 

func (mm *ModuleManager) GlobalSynchronizationNeeded() bool

GlobalSynchronizationNeeded is true if there is at least one global kubernetes hook with executeHookOnSynchronization.

func (*ModuleManager) GlobalSynchronizationState added in v1.0.5 

func (mm *ModuleManager) GlobalSynchronizationState() *modules.SynchronizationState

func (*ModuleManager) HandleGlobalEnableKubernetesBindings 

func (mm *ModuleManager) HandleGlobalEnableKubernetesBindings(hookName string, createTaskFn func(*hooks.GlobalHook, controller.BindingExecutionInfo)) error

func (*ModuleManager) HandleKubeEvent 

func (mm *ModuleManager) HandleKubeEvent(kubeEvent KubeEvent, createGlobalTaskFn func(*hooks.GlobalHook, controller.BindingExecutionInfo), createModuleTaskFn func(*modules.BasicModule, *hooks.ModuleHook, controller.BindingExecutionInfo))

func (*ModuleManager) HandleModuleEnableKubernetesBindings 

func (mm *ModuleManager) HandleModuleEnableKubernetesBindings(moduleName string, createTaskFn func(*hooks.ModuleHook, controller.BindingExecutionInfo)) error

func (*ModuleManager) HandleScheduleEvent 

func (mm *ModuleManager) HandleScheduleEvent(crontab string, createGlobalTaskFn func(*hooks.GlobalHook, controller.BindingExecutionInfo), createModuleTaskFn func(*modules.BasicModule, *hooks.ModuleHook, controller.BindingExecutionInfo))

func (*ModuleManager) Init 

func (mm *ModuleManager) Init() error

Init — initialize module manager

func (*ModuleManager) IsModuleEnabled added in v1.0.6 

func (mm *ModuleManager) IsModuleEnabled(moduleName string) bool

IsModuleEnabled ...

func (*ModuleManager) LoopByBinding added in v1.1.3 

func (mm *ModuleManager) LoopByBinding(binding BindingType, fn func(gh *hooks.GlobalHook, m *modules.BasicModule, mh *hooks.ModuleHook))

func (*ModuleManager) PushRunModuleTask added in v1.3.9 

func (mm *ModuleManager) PushRunModuleTask(moduleName string, doModuleStartup bool) error

PushRunModuleTask pushes moduleRun task for a module into the main queue if there is no such a task for the module

func (*ModuleManager) RecalculateGraph added in v1.4.0 

func (mm *ModuleManager) RecalculateGraph(logLabels map[string]string) bool

RecalculateGraph runs corresponding scheduler method that returns true if the graph's state has changed

func (*ModuleManager) RefreshEnabledState added in v1.0.6 

func (mm *ModuleManager) RefreshEnabledState(logLabels map[string]string) (*ModulesState, error)

RefreshEnabledState gets current diff of the graph and forms ModuleState - mm.enabledModules

func (*ModuleManager) RefreshStateFromHelmReleases added in v1.0.6 

func (mm *ModuleManager) RefreshStateFromHelmReleases(logLabels map[string]string) (*ModulesState, error)

RefreshStateFromHelmReleases retrieves all Helm releases. It marks all unknown modules as needed to be purged. Run this method once at startup.

func (*ModuleManager) RegisterModule added in v1.3.9 

func (mm *ModuleManager) RegisterModule(_, _ string) error

RegisterModule checks if a module already exists and reapplies(reloads) its configuration. If it's a new module - converges all modules - EXPERIMENTAL

func (*ModuleManager) RegisterModuleHooks 

func (mm *ModuleManager) RegisterModuleHooks(ml *modules.BasicModule, logLabels map[string]string) error

func (*ModuleManager) RunGlobalHook 

func (mm *ModuleManager) RunGlobalHook(hookName string, binding BindingType, bindingContext []BindingContext, logLabels map[string]string) (string, string, error)

func (*ModuleManager) RunModule 

func (mm *ModuleManager) RunModule(moduleName string, logLabels map[string]string) (bool, error)

RunModule runs beforeHelm hook, helm upgrade --install and afterHelm or afterDeleteHelm hook

func (*ModuleManager) RunModuleHook 

func (mm *ModuleManager) RunModuleHook(moduleName, hookName string, binding BindingType, bindingContext []BindingContext, logLabels map[string]string) (beforeChecksum string, afterChecksum string, err error)

func (*ModuleManager) RunModuleHooks added in v1.3.3 

func (mm *ModuleManager) RunModuleHooks(m *modules.BasicModule, bt sh_op_types.BindingType, logLabels map[string]string) error

RunOnStartup is a phase of module lifecycle that runs onStartup hooks. It is a handler of task MODULE_RUN Run is a phase of module lifecycle that runs onStartup and beforeHelm hooks, helm upgrade --install command and afterHelm hook. It is a handler of task MODULE_RUN

func (*ModuleManager) RunModuleWithNewOpenAPISchema added in v1.4.0 

func (mm *ModuleManager) RunModuleWithNewOpenAPISchema(moduleName, moduleSource, modulePath string) error

RunModuleWithNewOpenAPISchema updates the module's OpenAPI schema from modulePath directory and pushes RunModuleTask if the module is enabled

func (*ModuleManager) SchedulerEventCh added in v1.4.0 

func (mm *ModuleManager) SchedulerEventCh() chan extenders.ExtenderEvent

func (*ModuleManager) SendModuleEvent added in v1.3.3 

func (mm *ModuleManager) SendModuleEvent(ev events.ModuleEvent)

func (*ModuleManager) SetKubeConfigValid added in v1.0.6 

func (mm *ModuleManager) SetKubeConfigValid(valid bool)

func (*ModuleManager) SetKubeConfigValuesValid added in v1.1.3 

func (mm *ModuleManager) SetKubeConfigValuesValid(valid bool)

func (*ModuleManager) SetModuleEventsChannel added in v1.3.10 

func (mm *ModuleManager) SetModuleEventsChannel(ec chan events.ModuleEvent)

SetModuleEventsChannel sets an event channel for Module Manager

func (*ModuleManager) SetModuleLoader added in v1.3.3 

func (mm *ModuleManager) SetModuleLoader(ld loader.ModuleLoader)

func (*ModuleManager) SetModulePhaseAndNotify added in v1.3.10 

func (mm *ModuleManager) SetModulePhaseAndNotify(module *modules.BasicModule, phase modules.ModuleRunPhase)

func (*ModuleManager) Start 

func (mm *ModuleManager) Start()

Start runs service go routine.

func (*ModuleManager) Stop added in v1.1.3 

func (mm *ModuleManager) Stop()

func (*ModuleManager) UpdateModuleHookStatusAndNotify added in v1.3.10 

func (mm *ModuleManager) UpdateModuleHookStatusAndNotify(module *modules.BasicModule, hookName string, err error)

func (*ModuleManager) UpdateModuleLastErrorAndNotify added in v1.3.10 

func (mm *ModuleManager) UpdateModuleLastErrorAndNotify(module *modules.BasicModule, err error)

type ModuleManagerConfig added in v1.1.4 

type ModuleManagerConfig struct {
	DirectoryConfig DirectoryConfig
	Dependencies    ModuleManagerDependencies
}

type ModuleManagerDependencies added in v1.1.3 

type ModuleManagerDependencies struct {
	KubeObjectPatcher    *object_patch.ObjectPatcher
	KubeEventsManager    kube_events_manager.KubeEventsManager
	KubeConfigManager    KubeConfigManager
	ScheduleManager      schedule_manager.ScheduleManager
	Helm                 *helm.ClientFactory
	HelmResourcesManager helm_resources_manager.HelmResourcesManager
	MetricStorage        *metric_storage.MetricStorage
	HookMetricStorage    *metric_storage.MetricStorage
	TaskQueues           *queue.TaskQueueSet
}

ModuleManagerDependencies pass dependencies for ModuleManager

type ModulesState 

type ModulesState struct {
	// All enabled modules.
	AllEnabledModules []string
	// Modules that should be deleted.
	ModulesToDisable []string
	// Modules that was disabled and now are enabled.
	ModulesToEnable []string
	// Modules changed after ConfigMap changes
	ModulesToReload []string
	// Helm releases without module directory (unknown modules).
	ModulesToPurge []string
}

ModulesState determines which modules should be enabled, disabled or reloaded.

Source Files

View all Source files

Directories

Path Synopsis
metrics
fs
models
hooks
hooks/kind
modules
modules/events
moduleset
extenders
extenders/dynamically_enabled
extenders/kube_config
extenders/script_enabled
extenders/static
node
node/mock

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