operation.go

// Copyright 2018 Bull S.A.S. Atos Technologies - Bull, Rue Jean Jaures, B.P.68, 78340, Les Clayes-sous-Bois, France.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package main

import (
	"context"
	"fmt"
	stdlog "log"
	"time"

	"github.com/ystia/yorc/v4/config"
	"github.com/ystia/yorc/v4/events"
	"github.com/ystia/yorc/v4/locations"
	"github.com/ystia/yorc/v4/log"
	"github.com/ystia/yorc/v4/prov"
)

type operationExecutor struct{}

func (d *operationExecutor) ExecAsyncOperation(ctx context.Context, conf config.Configuration, taskID, deploymentID, nodeName string, operation prov.Operation, stepName string) (*prov.Action, time.Duration, error) {
	return nil, 0, fmt.Errorf("*************asynchronous operations %v not yet supported by this sample", operation)
}

func (d *operationExecutor) ExecOperation(ctx context.Context, cfg config.Configuration, taskID, deploymentID, nodeName string, operation prov.Operation) error {

	// Printing Yorc logs at different levels in the plugin,
	// Yorc server will filter these logs according to its logging level

	// Printing a debug level message
	log.Debugf("Entering ExecOperation")
	// Printing an INFO level message
	log.Debugf("Executing operation %q", operation.Name)

	// Printing logs using the standard logger.
	// The following log levels will be inferred by Yorc Server from the log
	// message prefix:
	// [DEBUG], [INFO], [WARN], [ERROR]
	stdlog.Printf("[WARN] This is a plugin warning log on standard log example")
	stdlog.Printf("This is a plugin log on standard log example")

	var locationProps config.DynamicMap
	locationMgr, err := locations.GetManager(cfg)
	if err != nil {
		return err
	}

	locationProps, err = locationMgr.GetLocationPropertiesForNode(ctx, deploymentID, nodeName, "my-plugin-infra")
	if err != nil {
		return err
	}

	log.Debugf("********Got my-plugin-location properties")
	for k, v := range locationProps {
		events.WithContextOptionalFields(ctx).NewLogEntry(events.LogLevelINFO, deploymentID).Registerf("**********location property key: %q", k)
		events.WithContextOptionalFields(ctx).NewLogEntry(events.LogLevelINFO, deploymentID).Registerf("**********location property value: %q", v)
	}

	// Emit a log or an event
	events.WithContextOptionalFields(ctx).NewLogEntry(events.LogLevelINFO, deploymentID).Registerf("******Executing operation %q on node %q", operation.Name, nodeName)
	return nil
}