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[Qemu-devel] [RFC PATCH 02/14] KVM Test: Add a function get_interface_na


From: Amos Kong
Subject: [Qemu-devel] [RFC PATCH 02/14] KVM Test: Add a function get_interface_name() to kvm_net_utils.py
Date: Tue, 20 Jul 2010 09:35:06 +0800
User-agent: StGit/0.15

The function get_interface_name is used to get the interface name of linux
guest through the macaddress of specified macaddress.

Signed-off-by: Jason Wang <address@hidden>
Signed-off-by: Amos Kong <address@hidden>
---
 0 files changed, 0 insertions(+), 0 deletions(-)

diff --git a/client/tests/kvm/kvm_net_utils.py 
b/client/tests/kvm/kvm_net_utils.py
new file mode 100644
index 0000000..ede4965
--- /dev/null
+++ b/client/tests/kvm/kvm_net_utils.py
@@ -0,0 +1,18 @@
+import re
+
+def get_linux_ifname(session, mac_address):
+    """
+    Get the interface name through the mac address.
+
+    @param session: session to the virtual machine
+    @mac_address: the macaddress of nic
+    """
+
+    output = session.get_command_output("ifconfig -a")
+
+    try:
+        ethname = re.findall("(\w+)\s+Link.*%s" % mac_address, output,
+                             re.IGNORECASE)[0]
+        return ethname
+    except:
+        return None




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