Added ELB instance deregistered waiter.

Fixes #793
aws · Aug 28, 2015 · b83bd50 · b83bd50
1 parent aa3dbee
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diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,6 +1,11 @@
 Unreleased Changes
 ------------------
 
+* Feature - Aws::ElasticLoadBalancing - Added a waiter that will poll
+  until an instance has been deregistered.
+
+  See [related GitHub issue #793](https://github.com/aws/aws-sdk-ruby/issues/793).
+
 * Issue - Aws::EC2 - Added a missing `#load` method for
   `Aws::EC2::NetworkInterfaceAssociation`.
 

diff --git a/aws-sdk-core/apis/elasticloadbalancing/2012-06-01/waiters-2.json b/aws-sdk-core/apis/elasticloadbalancing/2012-06-01/waiters-2.json
@@ -14,6 +14,24 @@
         }
       ]
     },
+    "InstanceDeregistered": {
+      "delay": 15,
+      "operation": "DescribeInstanceHealth",
+      "maxAttempts": 40,
+      "acceptors": [
+        {
+          "expected": "OutOfService",
+          "matcher": "pathAll",
+          "state": "success",
+          "argument": "InstanceStates[].State"
+        },
+        {
+          "matcher": "error",
+          "expected": "InvalidInstance",
+          "state": "success"
+        }
+      ]
+    },
     "AnyInstanceInService": {
       "delay": 15,
       "operation": "DescribeInstanceHealth",