Update 13-smoke-test.md

Changed:

```
curl -I http://${EXTERNAL_IP}:${NODE_PORT}
```

To:

```
curl -I http://$EXTERNAL_IP:$NODE_PORT
```

The original command does not work on OSX.
pull/335/head
David Schott 2018-04-01 16:06:42 -04:00 committed by GitHub
parent 4f5cecb5ed
commit 5f9873574e
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@ -187,7 +187,7 @@ EXTERNAL_IP=$(gcloud compute instances describe worker-0 \
Make an HTTP request using the external IP address and the `nginx` node port: Make an HTTP request using the external IP address and the `nginx` node port:
``` ```
curl -I http://${EXTERNAL_IP}:${NODE_PORT} curl -I http://$EXTERNAL_IP:$NODE_PORT
``` ```
> output > output