test: disk used

tools/disk/main/main.go

@@ -2,25 +2,40 @@ package main
 
 import (
 	"fmt"
-	"os/exec"
+	"os"
 	"strconv"
-	"strings"
 )
 
 func GetDirectoryDiskUsed(directories []string) (uint64, error) {
-	cmd := exec.Command("du", "-s")
-	cmd.Args = append(cmd.Args, directories...)
-	output, err := cmd.CombinedOutput()
-	if err != nil {
-		fmt.Println(err)
-		return 0, err
-	}
-	lines := strings.Split(string(output), "\n")
-	fmt.Println(lines)
+	//cmd := exec.Command("du", "-s")
+	//cmd.Args = append(cmd.Args, directories...)
+	//output, err := cmd.CombinedOutput()
+	//if err != nil {
+	//	fmt.Println(err)
+	//	return 0, err
+	//}
+	//lines := strings.Split(string(output), "\n")
+	//fmt.Println(lines)
+	//sum := uint64(0)
+	//for _, line := range lines {
+	//	fields := strings.Fields(line)
+	//	parseUint, err := strconv.ParseUint(fields[0], 10, 64)
+	//	fmt.Println("parseUint", parseUint)
+	//	if err != nil {
+	//		fmt.Println(err)
+	//		return 0, err
+	//	}
+	//	sum += parseUint
+	//}
 	sum := uint64(0)
-	for _, line := range lines {
-		fields := strings.Fields(line)
-		parseUint, err := strconv.ParseUint(fields[0], 10, 64)
+	for _, directory := range directories {
+		fileInfo, err := os.Stat(directory)
+		if err != nil {
+			fmt.Println(err)
+			return 0, err
+		}
+		fmt.Println("fileInfo.Size()", fileInfo.Size())
+		parseUint, err := strconv.ParseUint(strconv.FormatInt(fileInfo.Size(), 10), 10, 64)
 		fmt.Println("parseUint", parseUint)
 		if err != nil {
 			fmt.Println(err)