Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/inputs/intel_baseband/utils.go

@@ -0,0 +1,81 @@
+//go:build linux && amd64
+
+package intel_baseband
+
+import (
+	"errors"
+	"fmt"
+	"io/fs"
+	"os"
+	"path"
+	"strconv"
+	"strings"
+)
+
+type fileType int
+
+const (
+	log fileType = iota
+	socket
+)
+
+func validatePath(pathToRead string, ft fileType) (string, error) {
+	if pathToRead == "" {
+		return "", errors.New("required path not specified")
+	}
+	cleanPath := path.Clean(pathToRead)
+	if (ft == log && path.Ext(cleanPath) != logFileExtension) || (ft == socket && path.Ext(cleanPath) != socketExtension) {
+		return "", fmt.Errorf("wrong file extension: %q", cleanPath)
+	}
+	if !path.IsAbs(cleanPath) {
+		return "", fmt.Errorf("path is not absolute %q", cleanPath)
+	}
+	return cleanPath, nil
+}
+
+func checkFile(pathToFile string, fileType fileType) error {
+	pathInfo, err := os.Lstat(pathToFile)
+	if err != nil {
+		if errors.Is(err, fs.ErrNotExist) {
+			return fmt.Errorf("provided path does not exist: %q", pathToFile)
+		}
+		if errors.Is(err, fs.ErrPermission) {
+			return fmt.Errorf("user doesn't have enough privileges to file %q", pathToFile)
+		}
+
+		return fmt.Errorf("couldn't get system information of file %q: %w", pathToFile, err)
+	}
+
+	mode := pathInfo.Mode()
+	switch fileType {
+	case socket:
+		if mode&os.ModeSocket != os.ModeSocket {
+			return fmt.Errorf("provided path does not point to a socket file: %q", pathToFile)
+		}
+	case log:
+		if !(mode.IsRegular()) {
+			return fmt.Errorf("provided path does not point to a log file: %q", pathToFile)
+		}
+	}
+	return nil
+}
+
+// Replace metric name to snake case
+// Example: Code Blocks -> code_blocks
+func metricNameToTagName(metricName string) string {
+	cleanedStr := strings.Replace(strings.Replace(strings.Replace(metricName, "(", "", -1), ")", "", -1), " ", "_", -1)
+	return strings.ToLower(cleanedStr)
+}
+
+func logMetricDataToValue(data string) (int, error) {
+	value, err := strconv.Atoi(data)
+	if err != nil {
+		return 0, err
+	}
+
+	if value < 0 {
+		return 0, errors.New("metric can't be negative")
+	}
+
+	return value, nil
+}