[XTF PATCH 1/3] xtf-runner: introduce get_xen_version

[Wei Liu <wei.liu2@citrix.com>]

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
---
 xtf-runner | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/xtf-runner b/xtf-runner
index c063699..7b69c45 100755
--- a/xtf-runner
+++ b/xtf-runner
@@ -151,6 +151,19 @@ def __repr__(self):
         return "TestInfo(%s)" % (self.name, )
 
 
+def get_xen_version():
+    """Get the version string of Xen"""
+
+    for line in check_output(['xl', 'info']).splitlines():
+        if not line.startswith("xen_version"):
+            continue
+
+        version_str = line.split()[2:][0]
+        break
+
+    return version_str
+
+
 def parse_test_instance_string(arg):
     """Parse a test instance string.
 
-- 
2.1.4


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