add support for reset using old-glibc

Author: JasonYangShadow

build/linux/x86_64/Linux-x86_64-lpmx

@@ -148,7 +148,7 @@ func (server *RPC) RPCDelete(req Request, res *Response) error {
 	return nil
 }
 
-func Init(reset bool, deppath string) *Error {
+func Init(reset bool, deppath string, useOldGlibc bool) *Error {
 	currdir, err := GetConfigDir()
 	if err != nil {
 		return err
@@ -157,7 +157,7 @@ func Init(reset bool, deppath string) *Error {
 	config := fmt.Sprintf("%s/.lpmxsys", currdir)
 
 	//delete everything
-	if reset {
+	if reset || useOldGlibc {
 		_, cerr := RemoveAll(config)
 		if cerr != nil {
 			return cerr
@@ -212,10 +212,19 @@ func Init(reset bool, deppath string) *Error {
 			deppath = fmt.Sprintf("%s/dependency.tar.gz", sys.RootDir)
 		}
 		if !FileExist(deppath) {
-			yaml := fmt.Sprintf("%s/distro.management.yml", sys.RootDir)
-			err = DownloadFilefromGithubPlus(dist, release, "dependency.tar.gz", SETTING_URL, sys.RootDir, yaml)
-			if err != nil {
-				return err
+			if useOldGlibc {
+				gen_url := fmt.Sprintf("%s/default.dependency.tar.gz", SETTING_URL)
+				fmt.Printf("Downloading default.dependency.tar.gz from %s\n", gen_url)
+				err = DirectDownloadFilefromGithub("dependency.tar.gz", gen_url, sys.RootDir)
+				if err != nil {
+					return err
+				}
+			} else {
+				yaml := fmt.Sprintf("%s/distro.management.yml", sys.RootDir)
+				err = DownloadFilefromGithubPlus(dist, release, "dependency.tar.gz", SETTING_URL, sys.RootDir, yaml)
+				if err != nil {
+					return err
+				}
 			}
 		}
 
@@ -274,6 +283,72 @@ func Init(reset bool, deppath string) *Error {
 	return nil
 }
 
+func Reset(useOldGlibc bool) *Error {
+	currdir, err := GetConfigDir()
+	if err != nil {
+		return err
+	}
+	config := fmt.Sprintf("%s/.lpmxsys", currdir)
+
+	if ok, pid, _ := GetProcessIdByName("memcached"); ok {
+		fmt.Println("stopping memcached instance...")
+		err := KillProcessByPid(pid)
+		if err != nil {
+			return err
+		}
+	}
+
+	var sys Sys
+	sys.RootDir = config
+	err = unmarshalObj(sys.RootDir, &sys)
+	if err != nil {
+		return err
+	}
+
+	//download memcached related files based on host os info
+	dist, release, cerr := GetHostOSInfo()
+	if cerr != nil {
+		dist = "default"
+		release = "default"
+	}
+
+	if dist == "" {
+		dist = "default"
+	}
+
+	if release == "" {
+		release = "default"
+	}
+
+	deppath := fmt.Sprintf("%s/dependency.tar.gz", sys.RootDir)
+	if FileExist(deppath) {
+		RemoveFile(deppath)
+	}
+
+	if useOldGlibc {
+		gen_url := fmt.Sprintf("%s/default.dependency.tar.gz", SETTING_URL)
+		fmt.Printf("Downloading default.dependency.tar.gz from %s\n", gen_url)
+		err = DirectDownloadFilefromGithub("dependency.tar.gz", gen_url, sys.RootDir)
+		if err != nil {
+			return err
+		}
+	} else {
+		yaml := fmt.Sprintf("%s/distro.management.yml", sys.RootDir)
+		err = DownloadFilefromGithubPlus(dist, release, "dependency.tar.gz", SETTING_URL, sys.RootDir, yaml)
+		if err != nil {
+			return err
+		}
+	}
+
+	fmt.Println("Uncompressing downloaded dependency.tar.gz")
+	err = Untar(deppath, sys.RootDir)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
 func Uninstall() *Error {
 	currdir, err := GetConfigDir()
 	if err != nil {
@@ -1769,7 +1844,7 @@ func SkopeoLoad(name, dir string) *Error {
 
 	//check if folder exists
 	adir, derr := filepath.Abs(dir)
-	if derr!= nil {
+	if derr != nil {
 		cerr := ErrNew(derr, fmt.Sprintf("could not parse the absolute path: %s", adir))
 		return cerr
 	}

container/container.go

@@ -20,7 +20,7 @@ var (
 )
 
 const (
-	VERSION = "alpha-1.8"
+	VERSION = "alpha-1.8.1"
 )
 
 func checkCompleteness() *Error {
@@ -49,13 +49,14 @@ func checkCompleteness() *Error {
 func main() {
 	var InitReset bool
 	var InitDep string
+	var InitUseOldGlibc bool
 	var initCmd = &cobra.Command{
 		Use:   "init",
 		Short: "init the lpmx itself",
 		Long:  "init command is the basic command of lpmx, which is used for initializing lpmx system",
 		Args:  cobra.ExactArgs(0),
 		Run: func(cmd *cobra.Command, args []string) {
-			err := Init(InitReset, InitDep)
+			err := Init(InitReset, InitDep, InitUseOldGlibc)
 			if err != nil {
 				LOGGER.Fatal(err.Error())
 				return
@@ -69,6 +70,7 @@ func main() {
 	}
 	initCmd.Flags().BoolVarP(&InitReset, "reset", "r", false, "initialize by force(optional)")
 	initCmd.Flags().StringVarP(&InitDep, "dependency", "d", "", "dependency tar ball(optional)")
+	initCmd.Flags().BoolVarP(&InitUseOldGlibc, "use-old-glibc", "g", false, "use old glibc veresion(optional)")
 
 	var ListName string
 	var listCmd = &cobra.Command{
@@ -1031,6 +1033,24 @@ func main() {
 		},
 	}
 
+	var ResetUseOldGlibc bool
+	var resetCmd = &cobra.Command{
+		Use:   "reset",
+		Short: "reset dependencies",
+		Long:  "reset necessary libraries of lpmx",
+		Args:  cobra.ExactArgs(0),
+		Run: func(cmd *cobra.Command, args []string) {
+			err := Reset(ResetUseOldGlibc)
+			if err != nil {
+				LOGGER.Error(err.Error())
+				return
+			} else {
+				LOGGER.Info("DONE")
+			}
+		},
+	}
+	resetCmd.Flags().BoolVarP(&ResetUseOldGlibc, "use-old-glibc", "g", false, "use old glibc veresion(optional)")
+
 	var versionCmd = &cobra.Command{
 		Use:   "version",
 		Short: "show the version of LPMX",
@@ -1045,6 +1065,6 @@ func main() {
 		Use:   "lpmx",
 		Short: "lpmx rootless container",
 	}
-	rootCmd.AddCommand(initCmd, destroyCmd, listCmd, setCmd, resumeCmd, getCmd, dockerCmd, singularityCmd, exposeCmd, uninstallCmd, versionCmd, downloadCmd, updateCmd)
+	rootCmd.AddCommand(initCmd, destroyCmd, listCmd, setCmd, resumeCmd, getCmd, dockerCmd, singularityCmd, exposeCmd, uninstallCmd, versionCmd, downloadCmd, updateCmd, resetCmd)
 	rootCmd.Execute()
 }