From 0c783976e0fa665c5dea2592e26d3f9d9e3d457c Mon Sep 17 00:00:00 2001
From: David Gageot <david@gageot.net>
Date: Tue, 22 Dec 2015 17:55:32 +0100
Subject: [PATCH] Only get the IP of a running machine

Signed-off-by: David Gageot <david@gageot.net>
---
 drivers/hyperv/hyperv.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/drivers/hyperv/hyperv.go b/drivers/hyperv/hyperv.go
index 53e575e55c..b290b91415 100644
--- a/drivers/hyperv/hyperv.go
+++ b/drivers/hyperv/hyperv.go
@@ -356,6 +356,14 @@ func (d *Driver) Kill() error {
 }
 
 func (d *Driver) GetIP() (string, error) {
+	s, err := d.GetState()
+	if err != nil {
+		return "", err
+	}
+	if s != state.Running {
+		return "", drivers.ErrHostIsNotRunning
+	}
+
 	stdout, err := cmdOut("((", "Get-VM", d.MachineName, ").networkadapters[0]).ipaddresses[0]")
 	if err != nil {
 		return "", err