fix gvfs bug

1 files changed, 30 insertions, 1 deletions

diff --git a/src/firejail/fs.c b/src/firejail/fs.c
index cef1cc68b..50e55f868 100644
--- a/src/firejail/fs.c
+++ b/src/firejail/fs.c
@@ -181,11 +181,40 @@ static void disable_file(OPERATION op, const char *filename) {
         
         // Resolve all symlinks
         char* fname = realpath(filename, NULL);
-        if (fname == NULL) {
+        if (fname == NULL && errno != EACCES) {
                 if (arg_debug)
                         printf("Warning: %s is an invalid file, skipping...\n", filename);
                 return;
         }
+        if (fname == NULL && errno == EACCES) {
+                if (arg_debug)
+                        printf("Debug: no access to file %s, forcing mount\n", filename);
+                // realpath and stat funtions will fail on FUSE filesystems
+                // they don't seem to like a uid of 0
+                // force mounting
+                int rv = mount(RUN_RO_DIR, filename, "none", MS_BIND, "mode=400,gid=0");
+                if (rv == 0)
+                        last_disable = SUCCESSFUL;
+                else {
+                        rv = mount(RUN_RO_FILE, filename, "none", MS_BIND, "mode=400,gid=0");
+                        if (rv == 0)
+                                last_disable = SUCCESSFUL;
+                }
+                if (last_disable == SUCCESSFUL) {
+                        if (arg_debug)
+                                printf("Disable %s\n", filename);
+                        if (op == BLACKLIST_FILE)
+                                fs_logger2("blacklist", filename);
+                        else
+                                fs_logger2("blacklist-nolog", filename);
+                }
+                else {
+                        if (arg_debug)
+                                printf("Warning: %s is an invalid file, skipping...\n", filename);
+                }
+                                
+                return;
+        }
         
         // if the file is not present, do nothing
         struct stat s;