[agent-operator] - image bastion mode

2024-04-19 16:50:56 +08:00
parent 6f9cba1270
commit c6ee9ed859
18 changed files with 609 additions and 83 deletions
--- a/agent-common/go.mod
+++ b/agent-common/go.mod
@@ -4,6 +4,7 @@ go 1.22.1

 require (
 	go.uber.org/zap v1.27.0
+	golang.org/x/net v0.24.0
 	gopkg.in/yaml.v3 v3.0.1
 )

--- a/agent-common/go.sum
+++ b/agent-common/go.sum
@@ -10,6 +10,8 @@ go.uber.org/multierr v1.10.0 h1:S0h4aNzvfcFsC3dRF1jLoaov7oRaKqRGC/pUEJ2yvPQ=
 go.uber.org/multierr v1.10.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
 go.uber.org/zap v1.27.0/go.mod h1:GB2qFLM7cTU87MWRP2mPIjqfIDnGu+VIO4V/SdhGo2E=
+golang.org/x/net v0.24.0 h1:1PcaxkF854Fu3+lvBIx5SYn9wRlBzzcnHZSiaFFAb0w=
+golang.org/x/net v0.24.0/go.mod h1:2Q7sJY5mzlzWjKtYUEXSlBWCdyaioyXzRB2RtU8KVE8=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
--- a/agent-common/image/ImageNameConvert.go
+++ b/agent-common/image/ImageNameConvert.go
@@ -2,8 +2,11 @@ package image

 import (
 	"strings"
+	"wdd.io/agent-common/logger"
 )

+var log = logger.Log
+
 var unSupported = "UN-SUPPORT-APP-NAME"

 const CmiiHarborPrefix = "harbor.cdcyy.com.cn/cmii/"
@@ -99,7 +102,8 @@ func ImageFullNameToGzipFileName(imageFullName string) (gzipFileName string) {
 	return gzipFileName
 }

-func ImageFullNameToTargetImageFullName(imageFullName, targetHost string) string {
+// ImageNameToTargetImageFullName 将ImageName转换为目标TargetHosts的全名称，ImageName的格式为 短名称或者长名称 均可
+func ImageNameToTargetImageFullName(imageFullName, targetHostFullName string) string {

 	if strings.HasPrefix(imageFullName, CmiiHarborPrefix) {
 		imageFullName = strings.TrimPrefix(imageFullName, CmiiHarborPrefix)
@@ -108,7 +112,7 @@ func ImageFullNameToTargetImageFullName(imageFullName, targetHost string) string
 	}
 	// rancher/123:v123
 	if strings.HasPrefix(imageFullName, "rancher") {
-		return targetHost + "/" + imageFullName
+		return targetHostFullName + "/" + imageFullName
 	}
 	// ossr/srs:v4.0.5
 	if strings.Contains(imageFullName, "/") {
@@ -117,10 +121,25 @@ func ImageFullNameToTargetImageFullName(imageFullName, targetHost string) string

 	// srs:v4.0.5
 	// cmii-uav-platform:5.4.0
-	return targetHost + "/cmii/" + imageFullName
+	s := targetHostFullName + "/cmii/" + imageFullName
+	log.InfoF("ImageFullName: [%s] to TargetImageFullName: [%s]", imageFullName, s)
+	return s
 }

 func GzipFileNameToImageFullName(gzipFileName string) (imageFullName string) {
+	if !strings.HasSuffix(gzipFileName, ".tar.gz") {
+		log.ErrorF(" %s is not end with .tar.gz", gzipFileName)
+		return ""
+	}
+	gzipFileName = strings.TrimSuffix(gzipFileName, ".tar.gz")
+
+	if strings.HasPrefix(gzipFileName, "docker") {
+		return strings.Split(gzipFileName, "=")[1] + "/" + strings.Split(gzipFileName, "=")[2] + ":" + strings.Split(gzipFileName, "=")[3]
+	}
+
+	if strings.HasPrefix(gzipFileName, "cmlc=cmii=") {
+		return strings.Split(gzipFileName, "=")[2] + ":" + strings.Split(gzipFileName, "=")[3]
+	}

 	return gzipFileName
 }
--- a/agent-common/image/ImageNameConvert_test.go
+++ b/agent-common/image/ImageNameConvert_test.go
@@ -0,0 +1,193 @@
+package image
+
+import (
+	"fmt"
+	"testing"
+)
+
+func TestImageFullNameToGzipFileName(t *testing.T) {
+	test := []string{
+		"bitnami/redis:6.2.6-debian-10-r0",
+		"simonrupf/chronyd:0.4.3",
+		"harbor.cdcyy.com.cn/cmii/cmii-rtsp-operator:v4.1.0",
+		"harbor.cdcyy.com.cn/cmii/ossrs/srs:v4.0.136",
+		"ossrs/srs:v4.0.136",
+		"mongo:5.0",
+		"bitnami/minio:2023.5.4",
+		"busybox:latest",
+		"busybox",
+		"rancher/rancher:v2.7.0",
+	}
+
+	for _, s := range test {
+		gzipFileName := ImageFullNameToGzipFileName(s)
+		fmt.Println(gzipFileName)
+	}
+}
+
+func TestGzipFileNameToImageFullName(t *testing.T) {
+
+	test := []string{
+		"cmlc=cmii=cmii-admin-data=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-mqtthandler=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-admin-gateway=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-multilink=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-admin-user=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-notice=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-app-release=4.2.0-validation.tar.gz",
+		"cmlc=cmii=cmii-uav-oauth=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-live-operator=5.2.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-open-gateway=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-ai-brain=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-srs-oss-adaptor=2023-SA.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-armypeople=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-suav-platform-supervision=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-base=5.4.0.tar.gz",
+		"cmlc=cmii=cmii-suav-platform-supervisionh5=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-cms-portal=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-suav-supervision=5.4.0-032501.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-detection=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-airspace=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-jiangsuwenlv=4.1.3-jiangsu-0427.tar.gz",
+		"cmlc=cmii=cmii-uav-alarm=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-logistics=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-autowaypoint=4.2.0-beta.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-media=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-brain=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-multiterminal=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-cloud-live=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-mws=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-cms=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-oms=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-data-post-process=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-open=5.5.0-0419.tar.gz",
+		"cmlc=cmii=cmii-uav-developer=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-qinghaitourism=4.1.0-21377-0508.tar.gz",
+		"cmlc=cmii=cmii-uav-device=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-security=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-emergency=5.3.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-securityh5=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-gateway=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-share=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-gis-server=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-splice=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-grid-datasource=5.2.0-24810.tar.gz",
+		"cmlc=cmii=cmii-uav-platform-threedsimulation=5.2.0-21392.tar.gz",
+		"cmlc=cmii=cmii-uav-grid-engine=5.1.0.tar.gz",
+		"cmlc=cmii=cmii-uav-process=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-grid-manage=5.1.0.tar.gz",
+		"cmlc=cmii=cmii-uav-surveillance=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-industrial-portfolio=5.5.0-041801.tar.gz",
+		"cmlc=cmii=cmii-uav-threedsimulation=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-integration=5.5.0-0419.tar.gz",
+		"cmlc=cmii=cmii-uav-tower=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-kpi-monitor=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-user=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-logger=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-waypoint=5.5.0.tar.gz",
+		"cmlc=cmii=cmii-uav-material-warehouse=5.5.0.tar.gz",
+		"cmlc=cmii=srs=v5.0.195.tar.gz",
+		"cmlc=cmii=cmii-uav-mission=5.5.0.tar.gz",
+	}
+
+	test2 := []string{
+		"docker=rancher=backup-restore-operator=v1.0.3.tar.gz",
+		"docker=rancher=kube-api-auth = v0.1.4.tar.gz",
+		"docker=rancher=calico-cni=v3.17.2.tar.gz",
+		"docker=rancher=kubernetes-external-dns=v0.7.3.tar.gz",
+		"docker=rancher=calico-ctl=v3.17.2.tar.gz",
+		"docker=rancher=library-busybox=1.31.1.tar.gz",
+		"docker=rancher=calico-kube-controllers=v3.17.2.tar.gz",
+		"docker=rancher=library-busybox=1.32.1.tar.gz",
+		"docker=rancher=calico-node=v3.17.2.tar.gz",
+		"docker=rancher=library-nginx=1.19.2-alpine.tar.gz",
+		"docker=rancher=calico-pod2daemon-flexvol=v3.17.2.tar.gz",
+		"docker=rancher=library-traefik=1.7.19.tar.gz",
+		"docker=rancher=cis-operator=v1.0.3.tar.gz",
+		"docker=rancher=local-path-provisioner=v0.0.11.tar.gz",
+		"docker=rancher=cluster-proportional-autoscaler=1.7.1.tar.gz",
+		"docker=rancher=local-path-provisioner=v0.0.14.tar.gz",
+		"docker=rancher=cluster-proportional-autoscaler=1.8.1.tar.gz",
+		"docker=rancher=local-path-provisioner=v0.0.19.tar.gz",
+		"docker=rancher=configmap-reload=v0.3.0-rancher4.tar.gz",
+		"docker=rancher=log-aggregator=v0.1.7.tar.gz",
+		"docker=rancher=coredns-coredns=1.8.0.tar.gz",
+		"docker=rancher=metrics-server=v0.4.1.tar.gz",
+		"docker=rancher=coreos-etcd=v3.4.14-rancher1.tar.gz",
+		"docker=rancher=nginx-ingress-controller-defaultbackend=1.5-rancher1.tar.gz",
+		"docker=rancher=coreos-flannel=v0.13.0-rancher1.tar.gz",
+		"docker=rancher=nginx-ingress-controller=nginx-0.43.0-rancher1.tar.gz",
+		"docker=rancher=coreos-kube-state-metrics=v1.9.7.tar.gz",
+		"docker=rancher=opa-gatekeeper=v3.1.0-beta.7.tar.gz",
+		"docker=rancher=coreos-prometheus-config-reloader=v0.39.0.tar.gz",
+		"docker=rancher=openzipkin-zipkin=2.14.2.tar.gz",
+		"docker=rancher=coreos-prometheus-operator=v0.39.0.tar.gz",
+		"docker=rancher=pause=3.2.tar.gz",
+		"docker=rancher=externalip-webhook=v0.1.6.tar.gz",
+		"docker=rancher=plugins-docker=18.09.tar.gz",
+		"docker=rancher=flannel-cni=v0.3.0-rancher6.tar.gz",
+		"docker=rancher=prom-alertmanager=v0.21.0.tar.gz",
+		"docker=rancher=fleet-agent=v0.3.4.tar.gz",
+		"docker=rancher=prometheus-auth=v0.2.1.tar.gz",
+		"docker=rancher=fleet=v0.3.4.tar.gz",
+		"docker=rancher=prom-node-exporter=v1.0.1.tar.gz",
+		"docker=rancher=fluentd=v0.1.24.tar.gz",
+		"docker=rancher=prom-prometheus=v2.18.2.tar.gz",
+		"docker=rancher=grafana-grafana=7.1.5.tar.gz",
+		"docker=rancher=rancher-agent=v2.5.7.tar.gz",
+		"docker=rancher=hyperkube=v1.20.4-rancher1.tar.gz",
+		"docker=rancher=rancher=v2.5.7.tar.gz",
+		"docker=rancher=istio-kubectl=1.5.10.tar.gz",
+		"docker=rancher=rancher-webhook=v0.1.0-beta9.tar.gz",
+		"docker=rancher=jimmidyson-configmap-reload=v0.3.0.tar.gz",
+		"docker=rancher=rke-tools=v0.1.72.tar.gz",
+		"docker=rancher=k8s-dns-dnsmasq-nanny=1.15.2.tar.gz",
+		"docker=rancher=security-scan=v0.1.14.tar.gz",
+		"docker=rancher=k8s-dns-kube-dns=1.15.2.tar.gz",
+		"docker=rancher=security-scan=v0.2.2.tar.gz",
+		"docker=rancher=k8s-dns-node-cache=1.15.13.tar.gz",
+		"docker=rancher=shell=v0.1.6.tar.gz",
+		"docker=rancher=k8s-dns-sidecar=1.15.2.tar.gz",
+		"docker=rancher=sonobuoy-sonobuoy=v0.16.3.tar.gz",
+		"docker=rancher=klipper-lb=v0.1.2.tar.gz",
+		"docker=rancher=system-upgrade-controller=v0.6.2.tar.gz",
+	}
+
+	test3 := []string{
+		"docker=bitnami=bitnami-shell=10-debian-10-r140.tar.gz",
+		"docker=kubernetesui=dashboard=v2.0.1.tar.gz",
+		"docker=bitnami=bitnami-shell=11-debian-11-r136.tar.gz",
+		"docker=kubernetesui=metrics-scraper=v1.0.4.tar.gz",
+		"docker=bitnami=minio=2022.5.4.tar.gz",
+		"docker=mongo=5.0.tar.gz",
+		"docker=bitnami=minio=2023.5.4.tar.gz",
+		"docker=nacos=nacos-server=v2.1.2-slim.tar.gz",
+		"docker=bitnami=mysql=8.0.35-debian-11-r1.tar.gz",
+		"docker=nginx=1.21.3.tar.gz",
+		"docker=bitnami=mysql=8.1.0-debian-11-r42.tar.gz",
+		"docker=ossrs=srs=v4.0.136.tar.gz",
+		"docker=bitnami=rabbitmq=3.11.26-debian-11-r2.tar.gz",
+		"docker=ossrs=srs=v4.0-r3.tar.gz",
+		"docker=bitnami=rabbitmq=3.9.12-debian-10-r3.tar.gz",
+		"docker=rabbitmq=3.9-management.tar.gz",
+		"docker=bitnami=redis=6.2.14-debian-11-r1.tar.gz",
+		"docker=redis=6.0.20-alpine.tar.gz",
+		"docker=bitnami=redis=6.2.6-debian-10-r0.tar.gz",
+		"docker=simonrupf=chronyd=0.4.3.tar.gz",
+		"docker=busybox=latest.tar.gz",
+		"docker=dyrnq=nfs-subdir-external-provisioner=v4.0.2.tar.gz",
+		"docker=emqx=emqx=4.2.12.tar.gz",
+	}
+
+	test = append(test, test2...)
+	test = append(test, test3...)
+
+	for _, s := range test {
+		gzipFileName := GzipFileNameToImageFullName(s)
+		fmt.Println(gzipFileName)
+		fullName := ImageNameToTargetImageFullName(gzipFileName, "10.250.0.100:8033")
+		fmt.Println(fullName)
+		fmt.Println("--------------------")
+	}
+}
--- a/agent-common/utils/DownloadUtils.go
+++ b/agent-common/utils/DownloadUtils.go
@@ -0,0 +1,112 @@
+package utils
+
+import (
+	"fmt"
+	"golang.org/x/net/proxy"
+	"io"
+	"net/http"
+	"net/url"
+	"os"
+)
+
+func DownloadFile(downloadUrl, desFile string) (downloadOk bool, resultLog []string) {
+
+	log.InfoF("Downloading file: %s", downloadUrl)
+	resp, err := http.Get(downloadUrl)
+	if err != nil {
+		return false, []string{fmt.Sprintf("Error downloading file: %v", err)}
+	}
+	defer resp.Body.Close()
+
+	if resp.StatusCode != http.StatusOK {
+		return false, []string{fmt.Sprintf("Unexpected status code: %d", resp.StatusCode)}
+	}
+
+	body, err := io.ReadAll(resp.Body)
+	if err != nil {
+		return false, []string{fmt.Sprintf("Error reading response body: %v", err)}
+	}
+
+	err = os.WriteFile(desFile, body, 0644)
+	if err != nil {
+		return false, []string{fmt.Sprintf("Error writing file to disk: %v", err)}
+	}
+
+	log.InfoF("Downloading complete: %s", downloadUrl)
+	return true, []string{}
+}
+
+func DownloadFileBySocks5(downloadUrl string, socksProxyUrl string, proxyUser string, proxyPass string, desFile string) (downloadOk bool, resultLog []string) {
+	// 解析下载URL
+	_, err := url.Parse(downloadUrl)
+	if err != nil {
+		resultLog = append(resultLog, "Error parsing download URL: "+err.Error())
+		return false, resultLog
+	}
+
+	// 创建文件
+	out, err := os.Create(desFile)
+	if err != nil {
+		resultLog = append(resultLog, "Error creating file: "+err.Error())
+		return false, resultLog
+	}
+	defer out.Close()
+
+	// 创建HTTP客户端
+	client := &http.Client{}
+
+	// 如果提供了代理URL
+	if socksProxyUrl != "" {
+		// 解析代理URL
+		parsedProxyUrl, err := url.Parse(socksProxyUrl)
+		if err != nil {
+			resultLog = append(resultLog, "Error parsing proxy URL: "+err.Error())
+			return false, resultLog
+		}
+
+		// 使用SOCKS5代理
+		auth := &proxy.Auth{User: proxyUser, Password: proxyPass}
+		dialer, err := proxy.SOCKS5("tcp", parsedProxyUrl.Host, auth, proxy.Direct)
+		if err != nil {
+			resultLog = append(resultLog, "Error creating SOCKS5 dialer: "+err.Error())
+			return false, resultLog
+		}
+
+		// 设置HTTP和HTTPS代理
+		httpTransport := &http.Transport{
+			Dial: dialer.Dial,
+		}
+		client.Transport = httpTransport
+	}
+
+	// 发送HTTP GET请求
+	resp, err := client.Get(downloadUrl)
+	if err != nil {
+		resultLog = append(resultLog, "Error making GET request: "+err.Error())
+		return false, resultLog
+	}
+	defer resp.Body.Close()
+
+	// 检查HTTP响应状态码
+	if resp.StatusCode != http.StatusOK {
+		resultLog = append(resultLog, "Server returned HTTP status "+resp.Status)
+		return false, resultLog
+	}
+
+	// 将HTTP响应内容写入文件
+	_, err = io.Copy(out, resp.Body)
+	if err != nil {
+		resultLog = append(resultLog, "Error writing to file: "+err.Error())
+		return false, resultLog
+	}
+
+	// check file exists
+	existAndNotNull := FileExistAndNotNull(desFile)
+	if !existAndNotNull {
+		return false, []string{
+			"[DownloadFileBySocks5] - file not exist  download error!",
+		}
+	}
+
+	return true, resultLog
+}
--- a/agent-common/utils/FileUtils.go
+++ b/agent-common/utils/FileUtils.go
@@ -3,6 +3,7 @@ package utils
 import (
 	"io"
 	"os"
+	"path/filepath"
 )

 // AppendSourceToFile 将源文件的内容添加到目标文件，使用golang标准库完成，跨平台、安全性更强
@@ -34,6 +35,17 @@ func AppendSourceToFile(sourceFile, targetFile string) bool {
 	return true
 }

+// AppendOverwriteContentToFile 向目标文件中写入一些内容,覆盖源文件
+func AppendOverwriteContentToFile(content string, targetFile string) bool {
+
+	err := os.Remove(targetFile)
+	if err != nil {
+		log.WarnF("[BasicAppendOverwriteContentToFile] - Error removing file: %s , error is %s", targetFile, err.Error())
+	}
+
+	return AppendContentToFile(content, targetFile)
+}
+
 // AppendContentToFile 向目标文件中追加写入一些内容
 func AppendContentToFile(content string, targetFile string) bool {

@@ -87,3 +99,64 @@ func FileExists(fileFullPath string) bool {
 	_, err := os.Stat(fileFullPath)
 	return err == nil
 }
+
+// FileExistAndNotNull 文件不为空返回true 文件为空返回false
+func FileExistAndNotNull(filename string) bool {
+
+	// Check if the file exists
+	if _, err := os.Stat(filename); os.IsNotExist(err) {
+		log.DebugF("文件 %s 不存在！", filename)
+		return false
+	}
+
+	// Open the file for reading
+	file, err := os.Open(filename)
+	defer file.Close()
+	if err != nil {
+		log.DebugF("文件 %s 打开有误！", filename)
+		return false // Handle error according to your needs
+	}
+
+	// Get the file size
+	info, _ := file.Stat()
+	size := info.Size()
+
+	// Check if the file is not empty
+	return size > 0
+}
+
+func ListAllFileInFolder(folderName string) ([]string, error) {
+	files := make([]string, 0)
+	err := filepath.Walk(folderName, func(path string, info os.FileInfo, err error) error {
+		if !info.IsDir() {
+			files = append(files, info.Name())
+		}
+		return nil
+	})
+	if err != nil {
+		return nil, err
+	}
+	return files, nil
+}
+
+func RemoveFolderComplete(folderName string) bool {
+
+	err := filepath.Walk(folderName,
+		func(path string, info os.FileInfo, err error) error {
+			if err != nil {
+				return err
+			}
+			if !info.IsDir() {
+				return os.Remove(path)
+			}
+			return nil
+		})
+	if err != nil {
+		return false
+	}
+	err = os.RemoveAll(folderName)
+	if err != nil {
+		return false
+	}
+	return true
+}