replace all the deprecated ioutil with io and os

test/images/agnhost/VERSION

@@ -1 +1 @@
-2.36
+2.37

test/images/agnhost/audit-proxy/main.go

@@ -17,7 +17,7 @@ limitations under the License.
 package auditproxy
 
 import (
-	"io/ioutil"
+	"io"
 	"log"
 	"net/http"
 	"os"
@@ -57,7 +57,7 @@ func main(cmd *cobra.Command, args []string) {
 }
 
 func handler(w http.ResponseWriter, req *http.Request) {
-	body, err := ioutil.ReadAll(req.Body)
+	body, err := io.ReadAll(req.Body)
 	if err != nil {
 		log.Printf("could not read request body: %v", err)
 		w.WriteHeader(http.StatusInternalServerError)

test/images/agnhost/crd-conversion-webhook/converter/framework.go

@@ -18,7 +18,7 @@ package converter
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"strings"
 
@@ -117,7 +117,7 @@ func doConversionV1(convertRequest *v1.ConversionRequest, convert convertFunc) *
 func serve(w http.ResponseWriter, r *http.Request, convert convertFunc) {
 	var body []byte
 	if r.Body != nil {
-		if data, err := ioutil.ReadAll(r.Body); err == nil {
+		if data, err := io.ReadAll(r.Body); err == nil {
 			body = data
 		}
 	}

test/images/agnhost/dns/common.go

@@ -18,7 +18,7 @@ package dns
 
 import (
 	"fmt"
-	"io/ioutil"
+	"os"
 	"strings"
 
 	"github.com/spf13/cobra"
@@ -66,7 +66,7 @@ func printHostsFile(cmd *cobra.Command, args []string) {
 }
 
 func readFile(fileName string) string {
-	fileData, err := ioutil.ReadFile(fileName)
+	fileData, err := os.ReadFile(fileName)
 	if err != nil {
 		panic(err)
 	}

test/images/agnhost/guestbook/guestbook.go

@@ -19,7 +19,7 @@ package guestbook
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"net"
 	"net/http"
@@ -278,7 +278,7 @@ func dialHTTP(request, hostPort string) (string, error) {
 	defer transport.CloseIdleConnections()
 	if err == nil {
 		defer resp.Body.Close()
-		body, err := ioutil.ReadAll(resp.Body)
+		body, err := io.ReadAll(resp.Body)
 		if err == nil {
 			return string(body), nil
 		}

test/images/agnhost/mounttest/mt.go

@@ -18,7 +18,6 @@ package mounttest
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"time"
 
@@ -146,7 +145,7 @@ func readFileContent(path string) error {
 		return nil
 	}
 
-	contentBytes, err := ioutil.ReadFile(path)
+	contentBytes, err := os.ReadFile(path)
 	if err != nil {
 		fmt.Printf("error reading file content for %q: %v\n", path, err)
 		return err
@@ -164,7 +163,7 @@ func readWriteNewFile(path string, perm os.FileMode) error {
 		return nil
 	}
 
-	err := ioutil.WriteFile(path, []byte(initialContent), perm)
+	err := os.WriteFile(path, []byte(initialContent), perm)
 	if err != nil {
 		fmt.Printf("error writing new file %q: %v\n", path, err)
 		return err
@@ -188,7 +187,7 @@ func testFileContent(filePath string, retryDuration int, breakOnExpectedContent
 
 	retryTime := time.Second * time.Duration(retryDuration)
 	for start := time.Now(); time.Since(start) < retryTime; time.Sleep(2 * time.Second) {
-		contentBytes, err = ioutil.ReadFile(filePath)
+		contentBytes, err = os.ReadFile(filePath)
 		if err != nil {
 			fmt.Printf("Error reading file %s: %v, retrying\n", filePath, err)
 			continue

test/images/agnhost/net/main.go

@@ -20,7 +20,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"net/http"
 	"os"
@@ -164,7 +164,7 @@ func handleRunRequest(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	body, err := ioutil.ReadAll(r.Body)
+	body, err := io.ReadAll(r.Body)
 	if err != nil {
 		http.Error(w, fmt.Sprintf("error reading body: %v", err), 400)
 		return

test/images/agnhost/netexec/netexec.go

@@ -21,7 +21,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"log"
 	"net"
 	"net/http"
@@ -426,7 +425,7 @@ func dialHTTP(request string, addr net.Addr) (string, error) {
 	defer transport.CloseIdleConnections()
 	if err == nil {
 		defer resp.Body.Close()
-		body, err := ioutil.ReadAll(resp.Body)
+		body, err := io.ReadAll(resp.Body)
 		if err == nil {
 			return string(body), nil
 		}
@@ -524,7 +523,7 @@ func uploadHandler(w http.ResponseWriter, r *http.Request) {
 	}
 	defer file.Close()
 
-	f, err := ioutil.TempFile("/uploads", "upload")
+	f, err := os.CreateTemp("/uploads", "upload")
 	if err != nil {
 		result["error"] = "Unable to open file for write"
 		bytes, err := json.Marshal(result)

test/images/agnhost/nettest/nettest.go

@@ -35,7 +35,7 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"net"
 	"net/http"
@@ -349,7 +349,7 @@ func contactSingle(e string, state *State) {
 	}
 	defer resp.Body.Close()
 
-	body, err = ioutil.ReadAll(resp.Body)
+	body, err = io.ReadAll(resp.Body)
 	if err != nil {
 		state.Logf("Warning: unable to read response from '%v': '%v'", e, err)
 		return

test/images/agnhost/no-snat-test-proxy/main.go

@@ -18,7 +18,7 @@ package nosnatproxy
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"os"
 
@@ -80,7 +80,7 @@ func checknosnat(w http.ResponseWriter, req *http.Request) {
 		w.WriteHeader(500)
 		fmt.Fprintf(w, "error querying %q, err: %v", url, err)
 	} else {
-		body, err := ioutil.ReadAll(resp.Body)
+		body, err := io.ReadAll(resp.Body)
 		if err != nil {
 			w.WriteHeader(500)
 			fmt.Fprintf(w, "error reading body of response from %q, err: %v", url, err)

test/images/agnhost/no-snat-test/main.go

@@ -18,7 +18,7 @@ package nosnat
 
 import (
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 	"os"
 	"strings"
@@ -141,7 +141,7 @@ func check(ip string, pip string, nip string) error {
 		return err
 	}
 	defer resp.Body.Close()
-	body, err := ioutil.ReadAll(resp.Body)
+	body, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return err
 	}

test/images/agnhost/openidmetadata/openidmetadata.go

@@ -21,7 +21,6 @@ package openidmetadata
 import (
 	"context"
 	"fmt"
-	"io/ioutil"
 	"log"
 	"net"
 	"net/http"
@@ -163,7 +162,7 @@ func (k *claims) String() string {
 }
 
 func gettoken() (string, error) {
-	b, err := ioutil.ReadFile(tokenPath)
+	b, err := os.ReadFile(tokenPath)
 	return string(b), err
 }
 

test/images/agnhost/webhook/main.go

@@ -19,7 +19,7 @@ package webhook
 import (
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"net/http"
 
 	"github.com/spf13/cobra"
@@ -93,7 +93,7 @@ func delegateV1beta1AdmitToV1(f admitv1Func) admitv1beta1Func {
 func serve(w http.ResponseWriter, r *http.Request, admit admitHandler) {
 	var body []byte
 	if r.Body != nil {
-		if data, err := ioutil.ReadAll(r.Body); err == nil {
+		if data, err := io.ReadAll(r.Body); err == nil {
 			body = data
 		}
 	}

test/images/apparmor-loader/VERSION

@@ -1 +1 @@
-1.4
+1.5

test/images/apparmor-loader/loader.go

@@ -21,7 +21,6 @@ import (
 	"bytes"
 	"flag"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"os/exec"
 	"path"
@@ -118,7 +117,7 @@ func loadNewProfiles() (success bool, newProfiles []string) {
 
 	success = true
 	for _, dir := range dirs {
-		infos, err := ioutil.ReadDir(dir)
+		infos, err := os.ReadDir(dir)
 		if err != nil {
 			klog.Warningf("Error reading %s: %v", dir, err)
 			success = false
@@ -207,12 +206,17 @@ func loadProfiles(path string) error {
 
 // If the given fileinfo is a symlink, return the FileInfo of the target. Otherwise, return the
 // given fileinfo.
-func resolveSymlink(basePath string, info os.FileInfo) (os.FileInfo, error) {
-	if info.Mode()&os.ModeSymlink == 0 {
-		// Not a symlink.
-		return info, nil
+func resolveSymlink(basePath string, entry os.DirEntry) (os.FileInfo, error) {
+	if info, err := entry.Info(); err != nil {
+		return nil, fmt.Errorf("error getting the fileInfo: %v", err)
+	} else {
+		if info.Mode()&os.ModeSymlink == 0 {
+			// Not a symlink.
+			return info, nil
+		}
 	}
-	fpath := filepath.Join(basePath, info.Name())
+
+	fpath := filepath.Join(basePath, entry.Name())
 	resolvedName, err := filepath.EvalSymlinks(fpath)
 	if err != nil {
 		return nil, fmt.Errorf("error resolving symlink %s: %v", fpath, err)

test/images/pets/peer-finder/VERSION

@@ -1 +1 @@
-1.5
+1.6

test/images/pets/peer-finder/peer-finder.go

@@ -20,7 +20,7 @@ package main
 import (
 	"flag"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"log"
 	"net"
 	"os"
@@ -77,7 +77,7 @@ func shellOut(sendStdin, script string) {
 	stdin.Write([]byte(sendStdin))
 	stdin.Close()
 
-	out, err := ioutil.ReadAll(stdout)
+	out, err := io.ReadAll(stdout)
 	if err != nil {
 		log.Fatalf("Failed to execute %v: %v, err: %v", script, string(out), err)
 	}
@@ -104,7 +104,7 @@ func main() {
 
 	// If domain is not provided, try to get it from resolv.conf
 	if *domain == "" {
-		resolvConfBytes, err := ioutil.ReadFile("/etc/resolv.conf")
+		resolvConfBytes, err := os.ReadFile("/etc/resolv.conf")
 		resolvConf := string(resolvConfBytes)
 		if err != nil {
 			log.Fatal("Unable to read /etc/resolv.conf")