From c2cbb93c25d738fadf589bc99e83761bcebdedd5 Mon Sep 17 00:00:00 2001
From: Antonio SJ Musumeci <trapexit@spawn.link>
Date: Thu, 29 Jan 2015 00:24:57 -0500
Subject: [PATCH] elevate privileges when calling clonepath. closes #41

---
 src/create.cpp | 5 ++++-
 src/link.cpp   | 6 +++++-
 src/mkdir.cpp  | 5 ++++-
 src/mknod.cpp  | 5 ++++-
 4 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/src/create.cpp b/src/create.cpp
index 978fa55b..77dead4c 100644
--- a/src/create.cpp
+++ b/src/create.cpp
@@ -70,7 +70,10 @@ _create(const fs::SearchFunc  searchFunc,
     return -errno;
 
   if(createpath[0].base != existingpath[0].base)
-    fs::clonepath(existingpath[0].base,createpath[0].base,dirname);
+    {
+      const mergerfs::ugid::SetResetGuard ugid(0,0);
+      fs::clonepath(existingpath[0].base,createpath[0].base,dirname);
+    }
 
   path = fs::make_path(createpath[0].base,fusepath);
 
diff --git a/src/link.cpp b/src/link.cpp
index 13c0f893..bc85de29 100644
--- a/src/link.cpp
+++ b/src/link.cpp
@@ -73,7 +73,11 @@ _link(const fs::SearchFunc  searchFunc,
           fs::find::ffwp(srcmounts,todir,topaths);
           if(topaths.size() > 0)
             {
-              fs::clonepath(topaths[0].base,i->base,todir);
+              {
+                const mergerfs::ugid::SetResetGuard ugid(0,0);
+                fs::clonepath(topaths[0].base,i->base,todir);
+              }
+
               lrv = ::link(pathfrom.c_str(),pathto.c_str());
             }
         }
diff --git a/src/mkdir.cpp b/src/mkdir.cpp
index a6b7dd13..9ee2b36a 100644
--- a/src/mkdir.cpp
+++ b/src/mkdir.cpp
@@ -64,7 +64,10 @@ _mkdir(const fs::SearchFunc  searchFunc,
 
   rv = createPathFunc(srcmounts,dirname,createpath);
   if(createpath[0].base != existingpath[0].base)
-    fs::clonepath(existingpath[0].base,createpath[0].base,dirname);
+    {
+      const mergerfs::ugid::SetResetGuard ugid(0,0);
+      fs::clonepath(existingpath[0].base,createpath[0].base,dirname);
+    }
 
   path = fs::make_path(createpath[0].base,fusepath);
 
diff --git a/src/mknod.cpp b/src/mknod.cpp
index 19f1f997..a5a4b005 100644
--- a/src/mknod.cpp
+++ b/src/mknod.cpp
@@ -66,7 +66,10 @@ _mknod(const fs::SearchFunc  searchFunc,
 
   createPathFunc(srcmounts,dirname,createpath);
   if(existingpath[0].base != createpath[0].base)
-    fs::clonepath(existingpath[0].base,createpath[0].base,dirname);
+    {
+      const mergerfs::ugid::SetResetGuard ugid(0,0);
+      fs::clonepath(existingpath[0].base,createpath[0].base,dirname);
+    }
 
   path = fs::make_path(createpath[0].base,fusepath);