* code review

src/httpcli/httpcli.go

 package httpcli
 
 import (
+	"bufio"
 	"encoding/json"
 	"fmt"
+	"io"
 	"io/ioutil"
 	"log"
 	"minsync/auth"
@@ -192,10 +194,10 @@ func MkdirLoc(path string) {
 	}
 }
 
-func Download(node *nodetree.NodeRemot) {
+func Download(node *nodetree.NodeRemot) error {
 	tmpStrs := strings.Split(node.Name, nodetree.StrSrc)
 	if len(tmpStrs) < 2 {
-		return
+		return nil
 	}
 
 	// "/front/data/download?name=data/folder3/ddd.txt"
@@ -231,26 +233,26 @@ func Download(node *nodetree.NodeRemot) {
 	}
 	strDstFile += tmpStrs[1]
 
-	strCmd01 := strDstFile
-	strCmd02 := "\"" + jsonRes.Data.Url + "\""
-
-	cmd := exec.Command("wget", "-O", strCmd01, strCmd02)
+	log.Printf("wget -O %v \"%v\"", strDstFile, jsonRes.Data.Url)
 
-	stdout, err := cmd.StdoutPipe()
+	res, err := http.Get(jsonRes.Data.Url)
 	if err != nil {
-		log.Fatal(err)
+		fmt.Println("error occurred!")
+		return err
 	}
-	defer stdout.Close()
+	defer res.Body.Close()
+	// 获得get请求响应的reader对象
+	reader := bufio.NewReaderSize(res.Body, 32*1024)
 
-	if err := cmd.Start(); err != nil {
-		log.Fatal(err)
+	file, err := os.Create(strDstFile)
+	if err != nil {
+		panic(err)
 	}
+	// 获得文件的writer对象
+	writer := bufio.NewWriter(file)
 
-	if opBytes, err := ioutil.ReadAll(stdout); err != nil {
-		log.Fatal(err)
-	} else {
-		fmt.Printf("File download successful : [%v] -> [%v]\n", node.Name, strDstFile)
-		log.Println(string(opBytes))
-	}
+	written, _ := io.Copy(writer, reader)
+	fmt.Printf("File download successful : [%v] -> [%v], %v written\n", nodetree.StrSrc+tmpStrs[1], strDstFile, written)
 
+	return nil
 }

src/main.go

@@ -26,7 +26,7 @@ func printUsage() {
 
 func main() {
 
-	fmt.Println("seetadm v0.0.2")
+	fmt.Println("seetadm v0.0.3")
 
 	// seetadm --token ef0c26da821c upload /home/syz/tmp/abc /part1/box2
 	if len(os.Args) < 6 {

src/travloc/travloc.go

@@ -66,6 +66,7 @@ func exploreRecursive(node *nodetree.NodeLoc, option *nodetree.OptionLoc, op str
 
 			// mkdir remot
 			httpcli.MkdirRemot(child.Path)
+			log.Printf("MkdirRemot(%v)", child.Path)
 
 			if option.SubFlag {
 				if !IsInSlice(option.IgnorePath, f.Name()) {