fix(ci,go): update linter in CI, fix depricated go feature

Signed-off-by: Frederico Araujo <[email protected]>

.github/workflows/ci.yaml

@@ -36,17 +36,17 @@ jobs:
       - name: Setup Go
         uses: actions/setup-go@v3
         with:
-          go-version: 1.17
+          go-version: 1.19
       - name: Init API module
         working-directory: go
         run: |
           sudo apt update -qq && sudo apt install -yqq libdevmapper-dev
           go mod init github.com/sysflow-telemetry/sf-apis/go || true
-          go mod tidy -compat=1.17
+          go mod tidy
       - name: Lint go API
         uses: golangci/golangci-lint-action@v3
         with:
-          version: v1.47.1
+          version: v1.51.1
           working-directory: go
           args: --disable=errcheck --build-tags=exclude_graphdriver_btrfs
   lint-python-api:

go/secrets/secrets.go

@@ -23,7 +23,6 @@ package secrets
 import (
 	"encoding/base64"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"strings"
 
@@ -76,7 +75,7 @@ func (s *Secrets) read(secret string) (string, error) {
 	if v, ok := s.secrets[secret]; ok {
 		return v, nil
 	}
-	buf, err := ioutil.ReadFile(s.secretsDir + "/" + secret)
+	buf, err := os.ReadFile(s.secretsDir + "/" + secret)
 	if err != nil {
 		return sfgo.Zeros.String, fmt.Errorf("secret %s does not exist or cannot be read: %v", secret, err)
 	}
@@ -88,9 +87,9 @@ func (s *Secrets) read(secret string) (string, error) {
 // Checks if the given path is a directory. Returns nil if directory.
 func isDir(path string) error {
 	if fi, err := os.Stat(path); os.IsNotExist(err) {
-		return fmt.Errorf("Path %s not found", path)
+		return fmt.Errorf("path %s not found", path)
 	} else if !fi.Mode().IsDir() {
-		return fmt.Errorf("Path %s is not a directory", path)
+		return fmt.Errorf("path %s is not a directory", path)
 	}
 	return nil
 }