Make webdav namespace configurable across services

graph/pkg/config/config.go

@@ -65,15 +65,16 @@ type Reva struct {
 
 // Config combines all available configuration parts.
 type Config struct {
-	File          string
-	Log           Log
-	Debug         Debug
-	HTTP          HTTP
-	Server        Server
-	Tracing       Tracing
-	Ldap          Ldap
-	OpenIDConnect OpenIDConnect
-	Reva          Reva
+	File                string
+	WebdavNamespace     string
+	Log                 Log
+	Debug               Debug
+	HTTP                HTTP
+	Server              Server
+	Tracing             Tracing
+	Ldap                Ldap
+	OpenIDConnect       OpenIDConnect
+	Reva                Reva
 
 	Context    context.Context
 	Supervised bool

graph/pkg/flagset/flagset.go

@@ -209,5 +209,12 @@ func ServerWithConfig(cfg *config.Config) []cli.Flag {
 			EnvVars:     []string{"REVA_GATEWAY_ADDR"},
 			Destination: &cfg.Reva.Address,
 		},
+		&cli.StringFlag{
+			Name:        "webdav-namespace",
+			Value:       flags.OverrideDefaultString(cfg.WebdavNamespace, "/home"),
+			Usage:       "Namespace prefix for the webdav endpoint",
+			EnvVars:     []string{"STORAGE_WEBDAV_NAMESPACE"},
+			Destination: &cfg.WebdavNamespace,
+		},
 	}
 }

graph/pkg/service/v0/drives.go

@@ -43,7 +43,7 @@ func (g Graph) GetRootDriveChildren(w http.ResponseWriter, r *http.Request) {
 	}
 	ctx := r.Context()
 
-	fn := "/home"
+	fn := g.config.WebdavNamespace
 
 	client, err := g.GetClient()
 	if err != nil {