Fix SA1019 - io/ioutil has been deprecated since Go 1.16

Author: aledbf

cmd/core/project-init.go

@@ -22,7 +22,6 @@ package core
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -43,7 +42,7 @@ var projectInitCmd = &cobra.Command{
 			if err != nil {
 				return
 			}
-			err = ioutil.WriteFile(filepath.Join("chunks", chk, "Dockerfile"), []byte("ARG base\nFROM ${base}\n\n"), 0755)
+			err = os.WriteFile(filepath.Join("chunks", chk, "Dockerfile"), []byte("ARG base\nFROM ${base}\n\n"), 0755)
 			if err != nil {
 				return
 			}
@@ -52,7 +51,7 @@ var projectInitCmd = &cobra.Command{
 			if err != nil && !os.IsExist(err) {
 				return
 			}
-			err = ioutil.WriteFile(fmt.Sprintf("tests/%s.yaml", chk), []byte("- desc: \"it should say hello\"\n  command: [\"echo\", \"hello\"]\n  assert:\n  - status == 0\n  - stdout.indexOf(\"hello\") != -1\n  - stderr.length == 0"), 0755)
+			err = os.WriteFile(fmt.Sprintf("tests/%s.yaml", chk), []byte("- desc: \"it should say hello\"\n  command: [\"echo\", \"hello\"]\n  assert:\n  - status == 0\n  - stdout.indexOf(\"hello\") != -1\n  - stderr.length == 0"), 0755)
 			if err != nil {
 				return
 			}
@@ -63,7 +62,7 @@ var projectInitCmd = &cobra.Command{
 		if err != nil {
 			return
 		}
-		err = ioutil.WriteFile("base/Dockerfile", []byte("FROM ubuntu:latest\n"), 0755)
+		err = os.WriteFile("base/Dockerfile", []byte("FROM ubuntu:latest\n"), 0755)
 		if err != nil {
 			return
 		}

cmd/util/test-add.go

@@ -25,7 +25,6 @@ import (
 	"encoding/csv"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"strings"
 
@@ -47,7 +46,7 @@ var testAddCmd = &cobra.Command{
 		log.SetFormatter(&fancylog.Formatter{})
 
 		fn := args[0]
-		fc, err := ioutil.ReadFile(fn)
+		fc, err := os.ReadFile(fn)
 		if err != nil && !os.IsNotExist(err) {
 			log.Fatal(err)
 		}
@@ -129,7 +128,7 @@ var testAddCmd = &cobra.Command{
 		}
 		fmt.Println(string(fc))
 
-		err = ioutil.WriteFile(args[0], fc, 0644)
+		err = os.WriteFile(args[0], fc, 0644)
 		if err != nil {
 			log.Fatal(err)
 		}

cmd/util/test-run.go

@@ -23,7 +23,6 @@ package util
 import (
 	"context"
 	"encoding/xml"
-	"io/ioutil"
 	"os"
 
 	log "github.com/sirupsen/logrus"
@@ -45,7 +44,7 @@ var testRunCmd = &cobra.Command{
 		var tests []*test.Spec
 
 		for _, fn := range testFiles {
-			fc, err := ioutil.ReadFile(fn)
+			fc, err := os.ReadFile(fn)
 			if err != nil {
 				log.Fatal(err)
 			}
@@ -68,7 +67,7 @@ var testRunCmd = &cobra.Command{
 				log.Fatal(err)
 			}
 
-			err = ioutil.WriteFile(xmlout, fc, 0644)
+			err = os.WriteFile(xmlout, fc, 0644)
 			if err != nil {
 				log.Fatal(err)
 			}

pkg/dazzle/build_test.go

@@ -24,7 +24,6 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"io/ioutil"
 	"net/http"
 	"os"
 	"os/exec"
@@ -376,7 +375,7 @@ func TestProjectChunk_test_integration(t *testing.T) {
     - "status == 0"
     - stdout.indexOf("xxx") != -1`)
 
-	err = ioutil.WriteFile(targetDir+"/tests/basic.yaml", newTest, 0644)
+	err = os.WriteFile(targetDir+"/tests/basic.yaml", newTest, 0644)
 	if err != nil {
 		t.Errorf("TestProjectChunk_test_integration() error:%v writing new test", err)
 		return

pkg/dazzle/registry.go

@@ -25,7 +25,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 
 	"github.com/containerd/containerd/errdefs"
 	"github.com/containerd/containerd/remotes"
@@ -161,7 +160,7 @@ func (r resolverRegistry) Pull(ctx context.Context, ref reference.Reference, cfg
 		return
 	}
 	defer manifestr.Close()
-	manifestraw, err := ioutil.ReadAll(manifestr)
+	manifestraw, err := io.ReadAll(manifestr)
 	if err != nil {
 		return
 	}
@@ -176,7 +175,7 @@ func (r resolverRegistry) Pull(ctx context.Context, ref reference.Reference, cfg
 		return
 	}
 	defer cfgr.Close()
-	cfgraw, err := ioutil.ReadAll(cfgr)
+	cfgraw, err := io.ReadAll(cfgr)
 	if err != nil {
 		return
 	}