load namespaces and groups

Author: JojiiOfficial

dmfs/dmfs.go

@@ -18,15 +18,15 @@ type dmanagerFilesystem struct {
 	libdm   *libdatamanager.LibDM
 }
 
-// Ensure that we implement NodeOnAdder
+// implement the interfaces
 var _ = (fs.NodeOnAdder)((*dmanagerFilesystem)(nil))
 var _ = (fs.NodeRenamer)((*dmanagerFilesystem)(nil))
 var _ = (fs.NodeUnlinker)((*dmanagerFilesystem)(nil))
 
 // OnAdd is called on mounting the file system. Use it to populate
 // the file system tree.
 func (root *dmanagerFilesystem) OnAdd(ctx context.Context) {
-	root.initFiles()
+	root.initFiles(ctx)
 }
 
 // Unlink if virtual file was unlinked

dmfs/initFiles.go

@@ -1,5 +1,54 @@
 package dmfs
 
-func (root *dmanagerFilesystem) initFiles() {
+import (
+	"context"
+	"log"
+	"syscall"
+
+	"github.com/hanwen/go-fuse/v2/fs"
+)
+
+func (root *dmanagerFilesystem) initFiles(ctx context.Context) {
 	root.debug("Init files")
+
+	userData, err := root.libdm.GetUserAttributeData()
+	if err != nil {
+		log.Fatal(err)
+		return
+	}
+
+	// Loop Namespaces and add childs in as folders
+	for _, namespace := range userData.Namespace {
+		nsName := removeNSName(namespace.Name)
+
+		// reuse child
+		nsp := root.Inode.GetChild(nsName)
+
+		// Create namespace folder
+		if nsp == nil {
+			nsp = root.Inode.NewInode(ctx, &fs.Inode{}, fs.StableAttr{
+				Mode: syscall.S_IFDIR,
+			})
+			root.AddChild(nsName, nsp, true)
+		}
+
+		// Use a no_group folder for files
+		// not associated to a groud
+		if len(namespace.Groups) == 0 {
+			namespace.Groups = []string{"no_group"}
+		}
+
+		// Add groups to namespace
+		for _, group := range namespace.Groups {
+			gp := nsp.GetChild(group)
+			if gp == nil {
+				gp = nsp.NewInode(ctx, &fs.Inode{}, fs.StableAttr{
+					Mode: syscall.S_IFDIR,
+				})
+				nsp.AddChild(group, gp, true)
+			}
+		}
+	}
+
+	root.debug("Init files success")
 }

dmfs/mount.go

@@ -87,8 +87,13 @@ func (mounter *Mounter) Mount() {
 
 // Umount fs
 func (mounter *Mounter) umount() {
-	mounter.server.Unmount()
-	fmt.Println("Umounted")
+	err := mounter.server.Unmount()
+	if err != nil {
+		fmt.Println(err)
+	} else {
+		fmt.Println("Umounted")
+	}
+
 	mounter.doneChan <- true
 }
 

dmfs/utils.go

@@ -0,0 +1,24 @@
+package dmfs
+
+import (
+	"strings"
+
+	libdm "github.com/DataManager-Go/libdatamanager"
+)
+
+func removeNSName(ns string) string {
+	if !strings.Contains(ns, "_") {
+		return ns
+	}
+
+	return ns[strings.Index(ns, "_")+1:]
+}
+
+func addNSName(ns string, libdm *libdm.RequestConfig) string {
+	userPrefix := libdm.Username + "_"
+	if strings.HasPrefix(ns, userPrefix) {
+		return ns
+	}
+
+	return userPrefix + ns
+}

go.sum

@@ -42,6 +42,7 @@ github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD
 github.com/jinzhu/inflection v1.0.0/go.mod h1:h+uFLlag+Qp1Va5pdKtLDYj+kHp5pxUVkryuEj+Srlc=
 github.com/jinzhu/now v1.0.1 h1:HjfetcXq097iXP0uoPCdnM4Efp5/9MsM0/M+XOTeR3M=
 github.com/jinzhu/now v1.0.1/go.mod h1:d3SSVoowX0Lcu0IBviAWJpolVfI5UJVZZ7cO71lE/z8=
+github.com/kylelemons/godebug v0.0.0-20170820004349-d65d576e9348 h1:MtvEpTB6LX3vkb4ax0b5D2DHbNAUsen0Gx5wZoq3lV4=
 github.com/kylelemons/godebug v0.0.0-20170820004349-d65d576e9348/go.mod h1:B69LEHPfb2qLo0BaaOLcbitczOKLWTsrBG9LczfCD4k=
 github.com/lib/pq v1.1.1 h1:sJZmqHoEaY7f+NPP8pgLB/WxulyR3fewgCM2qaSlBb4=
 github.com/lib/pq v1.1.1/go.mod h1:5WUZQaWbwv1U+lTReE5YruASi9Al49XbQIvNi/34Woo=