refactor(LSC): replace deprecated functions under pkg io/ioutil

internal/pkg/aws/s3/s3file.go

@@ -4,7 +4,7 @@ import (
 	"bytes"
 	"context"
 	"fmt"
-	"io/ioutil"
+	"io"
 	"strings"
 
 	"github.com/aws/aws-sdk-go-v2/aws"
@@ -100,7 +100,7 @@ func (f *S3File) Get() ([]byte, error) {
 	}
 
 	defer out.Body.Close()
-	data, err := ioutil.ReadAll(out.Body)
+	data, err := io.ReadAll(out.Body)
 	if err != nil {
 		return nil, err
 	}

internal/pkg/aws/s3/s3file_test.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"context"
 	"io"
-	"io/ioutil"
 	"strconv"
 	"testing"
 
@@ -43,7 +42,7 @@ func (mock *MockS3Client) GetObject(ctx context.Context, params *s3.GetObjectInp
 	checkStringParam(mock.t, "key", mock.key, params.Key)
 
 	return &s3.GetObjectOutput{
-		Body: ioutil.NopCloser(bytes.NewReader([]byte(TestContent))),
+		Body: io.NopCloser(bytes.NewReader([]byte(TestContent))),
 	}, nil
 }
 
@@ -71,7 +70,7 @@ func checkStringParam(t *testing.T, paramName, expected string, actual *string)
 func checkBodyParam(t *testing.T, expected []byte, body io.Reader) {
 	t.Helper()
 
-	actual, err := ioutil.ReadAll(body)
+	actual, err := io.ReadAll(body)
 	if err != nil {
 		t.Fatalf("failed to get data from body: %s", err)
 	}

internal/pkg/backend/local/local.go

@@ -2,7 +2,6 @@ package local
 
 import (
 	"errors"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"sync"
@@ -44,7 +43,7 @@ func (l *Local) Read() ([]byte, error) {
 	l.mu.Lock()
 	defer l.mu.Unlock()
 
-	data, err := ioutil.ReadFile(l.filename)
+	data, err := os.ReadFile(l.filename)
 	if err != nil {
 		return nil, err
 	}
@@ -61,7 +60,7 @@ func (l *Local) Write(data []byte) error {
 		return err
 	}
 
-	if err := ioutil.WriteFile(l.filename, data, 0644); err != nil {
+	if err := os.WriteFile(l.filename, data, 0644); err != nil {
 		return err
 	}
 	return nil

internal/pkg/backend/local/local_test.go

@@ -1,7 +1,6 @@
 package local_test
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -47,7 +46,7 @@ var _ = Describe("Local struct", func() {
 
 		BeforeEach(func() {
 			testData = []byte("this is test data")
-			err := ioutil.WriteFile(tFileLoc, testData, 0644)
+			err := os.WriteFile(tFileLoc, testData, 0644)
 			Expect(err).Error().ShouldNot(HaveOccurred())
 		})
 
@@ -68,7 +67,7 @@ var _ = Describe("Local struct", func() {
 		It("should write  data to file", func() {
 			err := tLocal.Write(writeData)
 			Expect(err).Error().ShouldNot(HaveOccurred())
-			fileData, err := ioutil.ReadFile(tFileLoc)
+			fileData, err := os.ReadFile(tFileLoc)
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(fileData).Should(Equal(writeData))
 		})

internal/pkg/configmanager/configmanager.go

@@ -3,7 +3,7 @@ package configmanager
 import (
 	"bytes"
 	"fmt"
-	"io/ioutil"
+	"os"
 	"runtime"
 	"strings"
 
@@ -153,7 +153,7 @@ func (m *Manager) renderToolsFromCoreConfigAndConfigBytes(coreConfig *CoreConfig
 }
 
 func (m *Manager) loadOriginalConfigFile() ([]byte, error) {
-	originalConfigFileBytes, err := ioutil.ReadFile(m.ConfigFile)
+	originalConfigFileBytes, err := os.ReadFile(m.ConfigFile)
 	if err != nil {
 		log.Errorf("Failed to read the config file. Error: %s", err)
 		log.Info("Maybe the default file (config.yaml) doesn't exist or you forgot to pass your config file to the \"-f\" option?")
@@ -174,9 +174,10 @@ func (m *Manager) loadOriginalConfigFile() ([]byte, error) {
 // varFile: "" # If not empty, use the specified external variables config file
 // toolFile: "" # If not empty, use the specified external tools config file
 // state:
-//   backend: local
-//   options:
-//     stateFile: devstream.state
+//
+//	backend: local
+//	options:
+//	  stateFile: devstream.state
 //
 // ---
 // # variables config
@@ -185,9 +186,9 @@ func (m *Manager) loadOriginalConfigFile() ([]byte, error) {
 // ---
 // # plugins config
 // tools:
-// - name: A-PLUGIN-NAME
-//   instanceID: default
-//   options:
+//   - name: A-PLUGIN-NAME
+//     instanceID: default
+//     options:
 //     foo: bar
 //
 // See https://github.com/devstream-io/devstream/issues/596 for more details.

internal/pkg/configmanager/toolconfig.go

@@ -2,7 +2,7 @@ package configmanager
 
 import (
 	"fmt"
-	"io/ioutil"
+	"os"
 
 	"gopkg.in/yaml.v3"
 
@@ -108,7 +108,7 @@ func loadVarsIntoMap(varConfigBytes []byte) (map[string]interface{}, error) {
 }
 
 func readFile(filePath string) ([]byte, error) {
-	fileBytes, err := ioutil.ReadFile(filePath)
+	fileBytes, err := os.ReadFile(filePath)
 	if err != nil {
 		log.Errorf("Failed to read the %s: %s", filePath, err)
 		return nil, err

internal/pkg/plugin/argocdapp/options.go

@@ -32,7 +32,7 @@ type Source struct {
 	RepoURL   string `validate:"required"`
 }
 
-/// NewOptions create options by raw options
+// / NewOptions create options by raw options
 func NewOptions(options plugininstaller.RawOptions) (Options, error) {
 	var opts Options
 	if err := mapstructure.Decode(options, &opts); err != nil {

internal/pkg/plugininstaller/helm/installer.go

@@ -44,7 +44,7 @@ func InstallOrUpdate(options plugininstaller.RawOptions) error {
 	return err
 }
 
-//DealWithNsWhenInstall will create namespace by input options
+// DealWithNsWhenInstall will create namespace by input options
 func DealWithNsWhenInstall(options plugininstaller.RawOptions) error {
 	opts, err := NewOptions(options)
 	if err != nil {
@@ -72,7 +72,7 @@ func DealWithNsWhenInstall(options plugininstaller.RawOptions) error {
 	return nil
 }
 
-//DealWithNsWhenInterruption will Delete namespace by input options
+// DealWithNsWhenInterruption will Delete namespace by input options
 func DealWithNsWhenInterruption(options plugininstaller.RawOptions) error {
 	opts, err := NewOptions(options)
 	if err != nil {

pkg/util/file/file.go

@@ -2,7 +2,6 @@ package file
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 )
@@ -112,9 +111,9 @@ func (c *TemplateConfig) Run() (string, error) {
 
 // CopyFile will copy file content from src to dst
 func CopyFile(src, dest string) error {
-	bytesRead, err := ioutil.ReadFile(src)
+	bytesRead, err := os.ReadFile(src)
 	if err != nil {
 		return err
 	}
-	return ioutil.WriteFile(dest, bytesRead, 0644)
+	return os.WriteFile(dest, bytesRead, 0644)
 }

pkg/util/file/file_test.go

@@ -2,7 +2,6 @@ package file
 
 import (
 	"errors"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -146,11 +145,11 @@ var _ = Describe("CopyFile func", func() {
 	})
 
 	It("should copy content form src to dst", func() {
-		err := ioutil.WriteFile(srcPath, testContent, 0666)
+		err := os.WriteFile(srcPath, testContent, 0666)
 		Expect(err).Error().ShouldNot(HaveOccurred())
 		err = CopyFile(srcPath, dstPath)
 		Expect(err).Error().ShouldNot(HaveOccurred())
-		data, err := ioutil.ReadFile(dstPath)
+		data, err := os.ReadFile(dstPath)
 		Expect(err).Error().ShouldNot(HaveOccurred())
 		Expect(data).Should(Equal(testContent))
 	})

pkg/util/file/local_test.go

@@ -1,7 +1,6 @@
 package file
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -52,7 +51,7 @@ var _ = Describe("getFileFromContent func", func() {
 	It("should return a file for content", func() {
 		fileName, _ := getFileFromContent(testContent)
 		// check file exist
-		content, err := ioutil.ReadFile(fileName)
+		content, err := os.ReadFile(fileName)
 		Expect(err).ShouldNot(HaveOccurred())
 		Expect(string(content)).Should(Equal(testContent))
 	})

pkg/util/file/processer_test.go

@@ -4,7 +4,6 @@ import (
 	"archive/zip"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -38,11 +37,11 @@ var _ = Describe("unZipFileProcesser func", func() {
 	It("should work", func() {
 		dstPath, err := unZipFileProcesser(zipFileName)
 		Expect(err).Error().ShouldNot(HaveOccurred())
-		dirFiles, err := ioutil.ReadDir(dstPath)
+		dirFiles, err := os.ReadDir(dstPath)
 		Expect(err).Error().ShouldNot(HaveOccurred())
 		Expect(len(dirFiles)).Should(Equal(1))
 		Expect(dirFiles[0].Name()).Should(Equal(zipLocation))
-		zipDirFiles, err := ioutil.ReadDir(filepath.Join(dstPath, zipLocation))
+		zipDirFiles, err := os.ReadDir(filepath.Join(dstPath, zipLocation))
 		Expect(err).Error().ShouldNot(HaveOccurred())
 		Expect(len(dirFiles)).Should(Equal(1))
 		Expect(zipDirFiles[0].Name()).Should(Equal(tempFile))

pkg/util/file/remote_test.go

@@ -2,8 +2,8 @@ package file
 
 import (
 	"fmt"
-	"io/ioutil"
 	"net/http"
+	"os"
 
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
@@ -53,7 +53,7 @@ var _ = Describe("getFileFromURL", func() {
 			reqURL := fmt.Sprintf("%s%s", server.URL(), testPath)
 			fileName, err := getFileFromURL(reqURL)
 			Expect(err).Error().ShouldNot(HaveOccurred())
-			fileContent, err := ioutil.ReadFile(fileName)
+			fileContent, err := os.ReadFile(fileName)
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(string(fileContent)).Should(Equal(remoteContent))
 		})

pkg/util/file/render_test.go

@@ -2,7 +2,6 @@ package file
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 
@@ -23,7 +22,7 @@ var _ = Describe("renderFile func", func() {
 		Expect(err).Error().ShouldNot(HaveOccurred())
 		defer tempFile.Close()
 		tempFilePath = tempFile.Name()
-		err = ioutil.WriteFile(tempFilePath, []byte(templateContent), 0666)
+		err = os.WriteFile(tempFilePath, []byte(templateContent), 0666)
 		Expect(err).Error().ShouldNot(HaveOccurred())
 	})
 
@@ -58,7 +57,7 @@ var _ = Describe("renderFile func", func() {
 				},
 			})
 			Expect(err).Error().ShouldNot(HaveOccurred())
-			content, err := ioutil.ReadFile(dstPath)
+			content, err := os.ReadFile(dstPath)
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(string(content)).Should(Equal(rightContent))
 		})
@@ -107,7 +106,7 @@ var _ = Describe("renderGitRepoDir func", func() {
 		f, err := os.Create(filePath)
 		Expect(err).Error().ShouldNot(HaveOccurred())
 		defer f.Close()
-		err = ioutil.WriteFile(filePath, []byte(content), 0755)
+		err = os.WriteFile(filePath, []byte(content), 0755)
 		Expect(err).Error().ShouldNot(HaveOccurred())
 	}
 	createDir := func(dirPath string) {
@@ -158,24 +157,24 @@ var _ = Describe("renderGitRepoDir func", func() {
 		It("should render all dir", func() {
 			dstPath, err := renderGitRepoDir("test", srcPath, vars)
 			Expect(err).Error().ShouldNot(HaveOccurred())
-			files, err := ioutil.ReadDir(dstPath)
+			files, err := os.ReadDir(dstPath)
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			// test README.md dir is not copied
 			Expect(len(files)).Should(Equal(2))
 			// test git dir files should not copied
-			gitDirFiles, err := ioutil.ReadDir(filepath.Join(dstPath, ".git"))
+			gitDirFiles, err := os.ReadDir(filepath.Join(dstPath, ".git"))
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(len(gitDirFiles)).Should(Equal(0))
 			// test content dir files is copied
 			contentDirLoc := filepath.Join(dstPath, contentDir)
-			contentFiles, err := ioutil.ReadDir(contentDirLoc)
+			contentFiles, err := os.ReadDir(contentDirLoc)
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(len(contentFiles)).Should(Equal(2))
 			// test file content
-			tplFileContent, err := ioutil.ReadFile(filepath.Join(contentDirLoc, "test.yaml"))
+			tplFileContent, err := os.ReadFile(filepath.Join(contentDirLoc, "test.yaml"))
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(string(tplFileContent)).Should(Equal(renderdContent))
-			rawFileContent, err := ioutil.ReadFile(filepath.Join(contentDirLoc, "raw.txt"))
+			rawFileContent, err := os.ReadFile(filepath.Join(contentDirLoc, "raw.txt"))
 			Expect(err).Error().ShouldNot(HaveOccurred())
 			Expect(string(rawFileContent)).Should(Equal(rawContent))
 		})

pkg/util/github/file.go

@@ -2,7 +2,7 @@ package github
 
 import (
 	"io/fs"
-	"io/ioutil"
+	"os"
 	"path/filepath"
 
 	"github.com/google/go-github/v42/github"
@@ -42,7 +42,7 @@ func (c *Client) PushLocalPath(repoPath, branch string) error {
 
 		log.Debugf("Found file: %s.", path)
 
-		content, err := ioutil.ReadFile(path)
+		content, err := os.ReadFile(path)
 		if err != nil {
 			return err
 		}

pkg/util/github/github_test.go

@@ -1,7 +1,7 @@
 package github
 
 import (
-	"io/ioutil"
+	"io"
 	"net/http"
 	"net/http/httptest"
 	"net/url"
@@ -49,7 +49,7 @@ func DoTestMethod(t *testing.T, r *http.Request, want string) {
 }
 
 func DoTestBody(t *testing.T, r *http.Request, want string) {
-	b, err := ioutil.ReadAll(r.Body)
+	b, err := io.ReadAll(r.Body)
 	if err != nil {
 		t.Errorf("Error reading request body: %v", err)
 	}