/
helpers.go
49 lines (43 loc) · 1.53 KB
/
helpers.go
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//
// Copyright (c) 2023 Intel Corporation
//
// 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 transforms
import (
"errors"
"github.com/edgexfoundry/app-functions-sdk-go/v3/pkg/interfaces"
)
func createRegisterMetric(ctx interfaces.AppFunctionContext,
fullNameFunc func() string, getMetric func() any, setMetric func(),
tags map[string]string) {
// Only need to create and register the metric if it hasn't been created yet.
if getMetric() == nil {
lc := ctx.LoggingClient()
var err error
fullName := fullNameFunc()
lc.Debugf("Initializing metric %s.", fullName)
setMetric()
metricsManger := ctx.MetricsManager()
if metricsManger != nil {
err = metricsManger.Register(fullName, getMetric(), tags)
} else {
err = errors.New("metrics manager not available")
}
if err != nil {
lc.Errorf("Unable to register metric %s. Collection will continue, but metric will not be reported: %s", fullName, err.Error())
return
}
lc.Infof("%s metric has been registered and will be reported (if enabled)", fullName)
}
}