tasks/service/worker/deletenamespace/fx.go

// The MIT License
//
// Copyright (c) 2020 Temporal Technologies Inc.  All rights reserved.
//
// Copyright (c) 2020 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

package deletenamespace

import (
	sdkworker "go.temporal.io/sdk/worker"
	"go.temporal.io/sdk/workflow"
	"go.uber.org/fx"

	"go.temporal.io/server/api/historyservice/v1"
	"go.temporal.io/server/common/log"
	"go.temporal.io/server/common/metrics"
	"go.temporal.io/server/common/persistence"
	"go.temporal.io/server/common/persistence/visibility/manager"
	workercommon "go.temporal.io/server/service/worker/common"
	"go.temporal.io/server/service/worker/deletenamespace/deleteexecutions"
	"go.temporal.io/server/service/worker/deletenamespace/reclaimresources"
)

type (
	// deleteNamespaceComponent represent background work needed for delete namespace.
	deleteNamespaceComponent struct {
		visibilityManager manager.VisibilityManager
		metadataManager   persistence.MetadataManager
		historyClient     historyservice.HistoryServiceClient
		metricsHandler    metrics.MetricsHandler
		logger            log.Logger
	}

	component struct {
		fx.Out
		DeleteNamespaceComponent workercommon.WorkerComponent `group:"workerComponent"`
	}
)

var Module = fx.Options(
	fx.Provide(newComponent),
)

func newComponent(
	visibilityManager manager.VisibilityManager,
	metadataManager persistence.MetadataManager,
	historyClient historyservice.HistoryServiceClient,
	metricsHandler metrics.MetricsHandler,
	logger log.Logger,
) component {
	return component{
		DeleteNamespaceComponent: &deleteNamespaceComponent{
			visibilityManager: visibilityManager,
			metadataManager:   metadataManager,
			historyClient:     historyClient,
			metricsHandler:    metricsHandler,
			logger:            logger,
		}}
}

func (wc *deleteNamespaceComponent) Register(worker sdkworker.Worker) {
	worker.RegisterWorkflowWithOptions(DeleteNamespaceWorkflow, workflow.RegisterOptions{Name: WorkflowName})
	worker.RegisterActivity(wc.deleteNamespaceActivities())

	worker.RegisterWorkflowWithOptions(reclaimresources.ReclaimResourcesWorkflow, workflow.RegisterOptions{Name: reclaimresources.WorkflowName})
	worker.RegisterActivity(wc.reclaimResourcesActivities())

	worker.RegisterWorkflowWithOptions(deleteexecutions.DeleteExecutionsWorkflow, workflow.RegisterOptions{Name: deleteexecutions.WorkflowName})
	worker.RegisterActivity(wc.deleteExecutionsActivities())
}

func (wc *deleteNamespaceComponent) DedicatedWorkerOptions() *workercommon.DedicatedWorkerOptions {
	// use default worker
	return nil
}

func (wc *deleteNamespaceComponent) deleteNamespaceActivities() *activities {
	return NewActivities(wc.metadataManager, wc.metricsHandler, wc.logger)
}

func (wc *deleteNamespaceComponent) reclaimResourcesActivities() *reclaimresources.Activities {
	return reclaimresources.NewActivities(wc.visibilityManager, wc.metadataManager, wc.metricsHandler, wc.logger)
}

func (wc *deleteNamespaceComponent) deleteExecutionsActivities() *deleteexecutions.Activities {
	return deleteexecutions.NewActivities(wc.visibilityManager, wc.historyClient, wc.metricsHandler, wc.logger)
}