From b484b8b1e0c9907f7e024bded4cd958d2fad0caa Mon Sep 17 00:00:00 2001
From: Jean-Paul Calderone <exarkun@twistedmatrix.com>
Date: Wed, 3 Apr 2019 15:58:14 -0400
Subject: [PATCH] Add the Dockerfile...

---
 .circleci/Dockerfile.ubuntu-16.04 | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 .circleci/Dockerfile.ubuntu-16.04

diff --git a/.circleci/Dockerfile.ubuntu-16.04 b/.circleci/Dockerfile.ubuntu-16.04
new file mode 100644
index 000000000..66e68c171
--- /dev/null
+++ b/.circleci/Dockerfile.ubuntu-16.04
@@ -0,0 +1,18 @@
+FROM ubuntu:16.04
+
+# language-pack-en included to support the en_US LANG setting.
+# iproute2 necessary for automatic address detection/assignment.
+
+RUN apt-get --quiet update && \
+    apt-get --quiet --yes install git && \
+    apt-get --quiet --yes install \
+        sudo \
+    	build-essential \
+	python2.7 \
+    	python2.7-dev \
+    	libffi-dev \
+    	libssl-dev \
+    	libyaml-dev \
+    	virtualenv \
+	language-pack-en \
+	iproute2