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refactor: move from io/ioutil to io and os package

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The io/ioutil package has been deprecated as of Go 1.16, see
https://golang.org/doc/go1.16#ioutil. This commit replaces the existing
io/ioutil functions with their new definitions in io and os packages.

Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>
This commit is contained in:
Eng Zer Jun
2021-10-14 12:27:58 +08:00
parent 4cbd390fbe
commit a23bcbb7ec
38 changed files with 160 additions and 179 deletions
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15
weed/util/http_util.go
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@@ -6,7 +6,6 @@ import (
"errors"
"fmt"
"io"
"io/ioutil"
"net/http"
"net/url"
"strings"
@@ -35,7 +34,7 @@ func Post(url string, values url.Values) ([]byte, error) {
return nil, err
}
defer r.Body.Close()
b, err := ioutil.ReadAll(r.Body)
b, err := io.ReadAll(r.Body)
if r.StatusCode >= 400 {
if err != nil {
return nil, fmt.Errorf("%s: %d - %s", url, r.StatusCode, string(b))
@@ -71,7 +70,7 @@ func Get(url string) ([]byte, bool, error) {
reader = response.Body
}
b, err := ioutil.ReadAll(reader)
b, err := io.ReadAll(reader)
if response.StatusCode >= 400 {
retryable := response.StatusCode >= 500
return nil, retryable, fmt.Errorf("%s: %s", url, response.Status)
@@ -107,7 +106,7 @@ func Delete(url string, jwt string) error {
return e
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
body, err := io.ReadAll(resp.Body)
if err != nil {
return err
}
@@ -137,7 +136,7 @@ func DeleteProxied(url string, jwt string) (body []byte, httpStatus int, err err
return
}
defer resp.Body.Close()
body, err = ioutil.ReadAll(resp.Body)
body, err = io.ReadAll(resp.Body)
if err != nil {
return
}
@@ -271,7 +270,7 @@ func ReadUrl(fileUrl string, cipherKey []byte, isContentCompressed bool, isFullC
}
}
// drains the response body to avoid memory leak
data, _ := ioutil.ReadAll(reader)
data, _ := io.ReadAll(reader)
if len(data) != 0 {
glog.V(1).Infof("%s reader has remaining %d bytes", contentEncoding, len(data))
}
@@ -393,11 +392,11 @@ func ReadUrlAsReaderCloser(fileUrl string, rangeHeader string) (io.ReadCloser, e
}
func CloseResponse(resp *http.Response) {
io.Copy(ioutil.Discard, resp.Body)
io.Copy(io.Discard, resp.Body)
resp.Body.Close()
}
func CloseRequest(req *http.Request) {
io.Copy(ioutil.Discard, req.Body)
io.Copy(io.Discard, req.Body)
req.Body.Close()
}