Handle unreadable /proc/xen/capabilities

Fixes #1854.
12 years ago · 360701ea43
parent 74679a5f4b
commit 360701ea43
1 changed files with 3 additions and 1 deletions
--- a/4
+++ b/4
@ -713,10 +713,12 @@ class LinuxVirtual(Virtual):
        if os.path.exists("/proc/xen"):
            self.facts['virtualization_type'] = 'xen'
            self.facts['virtualization_role'] = 'guest'
-            if os.path.exists('/proc/xen/capabilities'):
+            try:
                for line in open('/proc/xen/capabilities'):
                    if "control_d" in line:
                        self.facts['virtualization_role'] = 'host'
+            except IOError:
+                pass
            return
 
        if os.path.exists('/proc/vz'):