mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-20 10:20:51 +00:00
016ab0b899
* Added a extractor to extract raw logs from json format and then pipe it into benchmark parser. * Also added -alsologtostderr=false -logtostderr=false to reduce noisy logs.
62 lines
1.4 KiB
Go
62 lines
1.4 KiB
Go
/*
|
|
Copyright 2019 The Kubernetes Authors.
|
|
|
|
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 (
|
|
"bufio"
|
|
"encoding/json"
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
)
|
|
|
|
func main() {
|
|
err := extractRawLog(os.Stdin)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
// A json log entry contains keys such as "Time", "Action", "Package" and "Output".
|
|
// We are only interested in "Output", which is the raw log.
|
|
type jsonLog struct {
|
|
Output string `json:"output,omitempty"`
|
|
}
|
|
|
|
// jsonToRawLog converts a single line of json formatted log to raw log.
|
|
// If there is an error, it returns the original input.
|
|
func jsonToRawLog(line string) (string, error) {
|
|
var log jsonLog
|
|
if err := json.Unmarshal([]byte(line), &log); err != nil {
|
|
return line, err
|
|
}
|
|
return log.Output, nil
|
|
}
|
|
|
|
func extractRawLog(r io.Reader) error {
|
|
scan := bufio.NewScanner(r)
|
|
for scan.Scan() {
|
|
l, _ := jsonToRawLog(scan.Text())
|
|
// Print the raw log to stdout.
|
|
fmt.Println(l)
|
|
}
|
|
if err := scan.Err(); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
}
|