You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
minio/cmd/logger/console.go

101 lines
2.6 KiB

/*
* Minio Cloud Storage, (C) 2018 Minio, Inc.
*
* 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 logger
import (
"encoding/json"
"fmt"
"strings"
"time"
)
// ConsoleTarget implements loggerTarget to send log
// in plain or json format to the standard output.
type ConsoleTarget struct{}
func (c *ConsoleTarget) send(entry logEntry) error {
if jsonFlag {
logJSON, err := json.Marshal(&entry)
if err != nil {
return err
}
fmt.Println(string(logJSON))
return nil
}
trace := make([]string, len(entry.Trace.Source))
// Add a sequence number and formatting for each stack trace
// No formatting is required for the first entry
for i, element := range entry.Trace.Source {
trace[i] = fmt.Sprintf("%8v: %s", i+1, element)
}
tagString := ""
for key, value := range entry.Trace.Variables {
if value != "" {
if tagString != "" {
tagString += ", "
}
tagString += key + "=" + value
}
}
apiString := "API: " + entry.API.Name + "("
if entry.API.Args != nil && entry.API.Args.Bucket != "" {
apiString = apiString + "bucket=" + entry.API.Args.Bucket
}
if entry.API.Args != nil && entry.API.Args.Object != "" {
apiString = apiString + ", object=" + entry.API.Args.Object
}
apiString += ")"
timeString := "Time: " + time.Now().Format(loggerTimeFormat)
var requestID string
if entry.RequestID != "" {
requestID = "\nRequestID: " + entry.RequestID
}
var remoteHost string
if entry.RemoteHost != "" {
remoteHost = "\nRemoteHost: " + entry.RemoteHost
}
var userAgent string
if entry.UserAgent != "" {
userAgent = "\nUserAgent: " + entry.UserAgent
}
if len(entry.Trace.Variables) > 0 {
tagString = "\n " + tagString
}
var msg = colorFgRed(colorBold(entry.Trace.Message))
var output = fmt.Sprintf("\n%s\n%s%s%s%s\nError: %s%s\n%s",
apiString, timeString, requestID, remoteHost, userAgent,
msg, tagString, strings.Join(trace, "\n"))
fmt.Println(output)
return nil
}
// NewConsole initializes a new logger target
// which prints log directly in the standard
// output.
func NewConsole() LoggingTarget {
return &ConsoleTarget{}
}