From 4d641bdecf84c84328b3603fe9b75b1f66eb7180 Mon Sep 17 00:00:00 2001
From: deoxxa <deoxxa@fknsrs.biz>
Date: Sun, 10 Aug 2014 13:04:48 +1000
Subject: [PATCH] add DeleteTags function

---
 ec2/ec2.go | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/ec2/ec2.go b/ec2/ec2.go
index 6042aa61..ce2ae103 100644
--- a/ec2/ec2.go
+++ b/ec2/ec2.go
@@ -1834,6 +1834,26 @@ func (ec2 *EC2) CreateTags(resourceIds []string, tags []Tag) (resp *SimpleResp,
 	return resp, nil
 }
 
+func (ec2 *EC2) DeleteTags(resourceIds []string, tags []Tag) (resp *SimpleResp, err error) {
+	params := makeParams("DeleteTags")
+	addParamsList(params, "ResourceId", resourceIds)
+
+	for j, tag := range tags {
+		params["Tag."+strconv.Itoa(j+1)+".Key"] = tag.Key
+
+		if tag.Value != "" {
+			params["Tag."+strconv.Itoa(j+1)+".Value"] = tag.Value
+		}
+	}
+
+	resp = &SimpleResp{}
+	if err = ec2.query(params, resp); err != nil {
+		return nil, err
+	}
+
+	return resp, nil
+}
+
 // Response to a StartInstances request.
 //
 // See http://goo.gl/awKeF for more details.