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

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The io/ioutil package has been deprecated as of Go 1.16 [1]. This commit
replaces the existing io/ioutil functions with their new definitions in
io and os packages.

Reference: https://golang.org/doc/go1.16#ioutil
Signed-off-by: Eng Zer Jun <engzerjun@gmail.com>
This commit is contained in:
Eng Zer Jun
2022-09-15 20:06:59 +08:00
committed by Brad Fitzpatrick
parent 027111fb5a
commit f0347e841f
60 changed files with 112 additions and 156 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
net/dns/debian_resolvconf.go
View File

@ -12,7 +12,6 @@ import (
"bytes"
_ "embed"
"fmt"
"io/ioutil"
"os"
"os/exec"
"path/filepath"
@ -158,7 +157,7 @@ func (m *resolvconfManager) GetBaseConfig() (OSConfig, error) {
if sc.Text() == resolvconfConfigName {
continue
}
bs, err := ioutil.ReadFile(filepath.Join(m.interfacesDir, sc.Text()))
bs, err := os.ReadFile(filepath.Join(m.interfacesDir, sc.Text()))
if err != nil {
if os.IsNotExist(err) {
// Probably raced with a deletion, that's okay.

5
net/dns/direct.go
View File

@ -12,7 +12,6 @@ import (
"fmt"
"io"
"io/fs"
"io/ioutil"
"net/netip"
"os"
"os/exec"
@ -452,7 +451,7 @@ func (fs directFS) Rename(oldName, newName string) error {
func (fs directFS) Remove(name string) error { return os.Remove(fs.path(name)) }
func (fs directFS) ReadFile(name string) ([]byte, error) {
return ioutil.ReadFile(fs.path(name))
return os.ReadFile(fs.path(name))
}
func (fs directFS) Truncate(name string) error {
@ -460,7 +459,7 @@ func (fs directFS) Truncate(name string) error {
}
func (fs directFS) WriteFile(name string, contents []byte, perm os.FileMode) error {
return ioutil.WriteFile(fs.path(name), contents, perm)
return os.WriteFile(fs.path(name), contents, perm)
}
// runningAsGUIDesktopUser reports whether it seems that this code is

3
net/dns/manager_freebsd.go
View File

@ -6,14 +6,13 @@ package dns
import (
"fmt"
"io/ioutil"
"os"
"tailscale.com/types/logger"
)
func NewOSConfigurator(logf logger.Logf, _ string) (OSConfigurator, error) {
bs, err := ioutil.ReadFile("/etc/resolv.conf")
bs, err := os.ReadFile("/etc/resolv.conf")
if os.IsNotExist(err) {
return newDirectManager(logf), nil
}

3
net/dns/resolver/forwarder.go
View File

@ -11,7 +11,6 @@ import (
"errors"
"fmt"
"io"
"io/ioutil"
"math/rand"
"net"
"net/http"
@ -474,7 +473,7 @@ func (f *forwarder) sendDoH(ctx context.Context, urlBase string, c *http.Client,
metricDNSFwdDoHErrorCT.Add(1)
return nil, fmt.Errorf("unexpected response Content-Type %q", ct)
}
res, err := ioutil.ReadAll(hres.Body)
res, err := io.ReadAll(hres.Body)
if err != nil {
metricDNSFwdDoHErrorBody.Add(1)
}