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handler.go
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handler.go
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package handler
import (
"bytes"
"conf"
"errors"
"fmt"
"io"
"logger"
"mime/multipart"
"net/http"
"os"
"strconv"
"time"
)
func UploadNodeLogFileTask() {
t := time.Now()
n := time.Date(t.Year(), t.Month(), t.Day(), 0, 0, 0, 0, t.Location())
d := n.Sub(t)
if d < 0 {
n = n.Add(24 * time.Hour)
d = n.Sub(t)
}
for {
time.Sleep(d)
d = 24 * time.Hour
err := sendHTTPLogFile()
if err != nil {
logger.Error("Can't upload node log file " + err.Error())
} else {
logger.Info("uploading node log file was accepted by daily task")
}
}
}
func sendHTTPLogFile() (err error) {
var bytesBuffer bytes.Buffer
writer := multipart.NewWriter(&bytesBuffer)
var fileWriter io.Writer
var fileReader io.Reader
fileReader, err = os.Open(conf.Params.Handler.NodeDirPath + "operations.log")
if err != nil {
return err
}
if uploadedFile, ok := fileReader.(io.Closer); ok {
defer uploadedFile.Close()
}
if uploadedFile, ok := fileReader.(*os.File); ok {
if fileWriter, err = writer.CreateFormFile("file", uploadedFile.Name()); err != nil {
return err
}
} else {
return err
}
if _, err := io.Copy(fileWriter, fileReader); err != nil {
return err
}
writer.Close()
url := fmt.Sprint(conf.Params.Service.URL, "/api/v1/log/")
req, err := http.NewRequest("POST", url, &bytesBuffer)
if err != nil {
return err
}
req.Header.Set("Content-Type", writer.FormDataContentType())
client := &http.Client{}
res, err := client.Do(req)
if err != nil {
return err
}
if res.StatusCode != http.StatusOK {
return errors.New("Wrong http response " + strconv.Itoa(res.StatusCode))
}
return nil
}
// Shortcut method for the errors wrapping.
func wrap(message string, err error) error {
return errors.New(message + " -> " + err.Error())
}