/
logging.go
67 lines (54 loc) · 1.64 KB
/
logging.go
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// Copyright (c) Mainflux
// SPDX-License-Identifier: Apache-2.0
package api
import (
"fmt"
"time"
"github.com/mainflux/license"
log "github.com/mainflux/mainflux/logger"
)
var _ license.Agent = (*loggingMiddleware)(nil)
type loggingMiddleware struct {
logger log.Logger
agent license.Agent
}
// NewLoggingMiddleware adds logging facilities to the Licensing agent.
func NewLoggingMiddleware(a license.Agent, logger log.Logger) license.Agent {
return &loggingMiddleware{logger, a}
}
func (lm *loggingMiddleware) Load() (err error) {
defer func(begin time.Time) {
message := fmt.Sprintf("Method load took %s to complete", time.Since(begin))
if err != nil {
lm.logger.Warn(fmt.Sprintf("%s with error: %s.", message, err))
return
}
lm.logger.Info(fmt.Sprintf("%s without errors.", message))
}(time.Now())
return lm.agent.Load()
}
func (lm *loggingMiddleware) Save() (err error) {
defer func(begin time.Time) {
message := fmt.Sprintf("Method save took %s to complete", time.Since(begin))
if err != nil {
lm.logger.Warn(fmt.Sprintf("%s with error: %s.", message, err))
return
}
lm.logger.Info(fmt.Sprintf("%s without errors.", message))
}(time.Now())
return lm.agent.Save()
}
func (lm *loggingMiddleware) Validate(req []byte) (res []byte, err error) {
defer func(begin time.Time) {
message := fmt.Sprintf("Method validate took %s to complete", time.Since(begin))
if err != nil {
lm.logger.Warn(fmt.Sprintf("%s with error: %s.", message, err))
return
}
lm.logger.Info(fmt.Sprintf("%s without errors.", message))
}(time.Now())
return lm.agent.Validate(req)
}
func (lm *loggingMiddleware) Do() {
lm.agent.Do()
}