From bd6de0b891bafe5245056d0e250e03ff23f7aef5 Mon Sep 17 00:00:00 2001
From: Ling Samuel <lingsamuelgrace@gmail.com>
Date: Thu, 21 Jan 2021 17:32:09 +0800
Subject: [PATCH] Hyper-V ip use cached value

Signed-off-by: Ling Samuel <lingsamuelgrace@gmail.com>
---
 drivers/hyperv/hyperv.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/drivers/hyperv/hyperv.go b/drivers/hyperv/hyperv.go
index 329f55dae6..4e25eb6cb5 100644
--- a/drivers/hyperv/hyperv.go
+++ b/drivers/hyperv/hyperv.go
@@ -431,6 +431,9 @@ func (d *Driver) Kill() error {
 }
 
 func (d *Driver) GetIP() (string, error) {
+	if d.IPAddress != "" {
+		return d.IPAddress, nil
+	}
 	s, err := d.GetState()
 	if err != nil {
 		return "", err
@@ -449,7 +452,8 @@ func (d *Driver) GetIP() (string, error) {
 		return "", fmt.Errorf("IP not found")
 	}
 
-	return resp[0], nil
+	d.IPAddress = resp[0]
+	return d.IPAddress, nil
 }
 
 func (d *Driver) publicSSHKeyPath() string {