diff -r 69dbcc7e7f93 -r e28ee9875a90 src/server/safs/nametrans.c
--- a/src/server/safs/nametrans.c	Wed Aug 10 20:32:49 2022 +0200
+++ b/src/server/safs/nametrans.c	Wed Aug 10 20:56:24 2022 +0200
@@ -34,8 +34,57 @@
 #include "../util/util.h"
 #include "../public/webdav.h"
 
+#include "../daemon/session.h"
+#include "../daemon/config.h"
+
 #include "../public/vfs.h"
 
+static int initialize_dav_repo(pblock *pb, Session *sn, Request *rq, WebdavRepository *repo) {
+    if(repo->vfs) {
+        VFS *vfs = repo->vfs->create(sn, rq, pb, repo->vfsInitData);
+        if(!vfs) {
+            return REQ_ABORTED;
+        }
+        rq->vfs = vfs;
+    }
+    
+    WebdavBackend *backend_first = NULL;
+    WebdavBackend *backend_last = NULL;
+    UCX_FOREACH(elm, repo->davBackends) {
+        WebdavBackendInitData *davInit = elm->data;
+        WebdavBackend *backend = davInit->davType->create(sn, rq, pb, davInit->davInitData);
+        if(!backend) {
+            return REQ_ABORTED;
+        }
+        
+        if(backend_last) {
+            backend_last->next = backend;
+            backend_last = backend;
+        } else {
+            backend_first = backend;
+            backend_last = backend;
+        }
+    }
+    rq->davCollection = backend_first;
+    
+    return 0;
+}
+
+static int nametrans_set_dav_repository(pblock *pb, Session *sn, Request *rq) {
+    char *dav = pblock_findkeyval(pb_key_dav, pb);
+    if(!dav) return 0;
+    
+    ServerConfiguration *config = session_get_config(sn);
+    WebdavRepository *repo = ucx_map_cstr_get(config->dav, dav);
+    
+    if(!repo) {
+        log_ereport(LOG_MISCONFIG, "nametrans: unknown dav repository '%s'", dav);
+        return REQ_ABORTED;
+    }
+    
+    return initialize_dav_repo(pb, sn, rq, repo);
+}
+
 static int nametrans_set_vfs(pblock *pb, Session *sn, Request *rq) {
     char *vfsclass = pblock_findkeyval(pb_key_vfsclass, pb);
     if(!vfsclass) return 0;
@@ -92,10 +141,18 @@
         }
     }
     
+    if(nametrans_set_dav_repository(pb, sn, rq)) {
+        log_ereport(LOG_FAILURE, "assign-name: cannot create dav repository: name=%s from=%s", name, from);
+        return REQ_ABORTED;
+    }
     if(nametrans_set_vfs(pb, sn, rq)) {
         log_ereport(LOG_FAILURE, "assign-name: cannot create VFS: name=%s from=%s", name, from);
         return REQ_ABORTED;
     }
+    if(nametrans_set_dav(pb, sn, rq)) {
+        log_ereport(LOG_FAILURE, "assign-name: cannot create Webdav Backend: name=%s from=%s", name, from);
+        return REQ_ABORTED;
+    }
 
     // add object to rq->vars
     pblock_kvinsert(pb_key_name, name, strlen(name), rq->vars);
@@ -141,6 +198,7 @@
  * from     prefix
  * dir      file system directory
  * name     (optional) object name
+ * dav      (optional) dav repository name
  * vfsclass (optional) vfs name
  * davclass (optional) dav backend
  * 
@@ -184,6 +242,10 @@
         uri++;
     }
     
+    if(nametrans_set_dav_repository(pb, sn, rq)) {
+        log_ereport(LOG_FAILURE, "pfx2dir: cannot create dav repository: from=%s dir=%s name=%s", from, dir, name);
+        return REQ_ABORTED;
+    }
     if(nametrans_set_vfs(pb, sn, rq)) {
         log_ereport(LOG_FAILURE, "pfx2dir: cannot create VFS: from=%s dir=%s name=%s", from, dir, name);
         return REQ_ABORTED;