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package imguploader
import (
"bytes"
"fmt"
"io/ioutil"
"net"
"net/http"
"net/url"
"path"
"time"
"github.com/grafana/grafana/pkg/util"
)
type WebdavUploader struct {
url string
username string
password string
public_url string
}
var netTransport = &http.Transport{
Proxy: http.ProxyFromEnvironment,
Dial: (&net.Dialer{
Timeout: 60 * time.Second,
}).Dial,
TLSHandshakeTimeout: 5 * time.Second,
}
var netClient = &http.Client{
Timeout: time.Second * 60,
Transport: netTransport,
}
func (u *WebdavUploader) Upload(pa string) (string, error) {
url, _ := url.Parse(u.url)
filename := util.GetRandomString(20) + ".png"
url.Path = path.Join(url.Path, filename)
imgData, err := ioutil.ReadFile(pa)
req, err := http.NewRequest("PUT", url.String(), bytes.NewReader(imgData))
if u.username != "" {
req.SetBasicAuth(u.username, u.password)
}
res, err := netClient.Do(req)
if err != nil {
return "", err
}
if res.StatusCode != http.StatusCreated {
body, _ := ioutil.ReadAll(res.Body)
return "", fmt.Errorf("Failed to upload image. Returned statuscode %v body %s", res.StatusCode, body)
}
if u.public_url != "" {
publicURL, _ := url.Parse(u.public_url)
publicURL.Path = path.Join(publicURL.Path, filename)
return publicURL.String(), nil
}
return url.String(), nil
}
func NewWebdavImageUploader(url, username, password, public_url string) (*WebdavUploader, error) {
return &WebdavUploader{
url: url,
username: username,
password: password,
public_url: public_url,
}, nil
}
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