From 520704efc734653c8af4645616f7502bd8c58e44 Mon Sep 17 00:00:00 2001
From: Siming Yuan <siyuan@cisco.com>
Date: Thu, 24 Jan 2019 10:31:44 -0500
Subject: [PATCH] - added extra deps for alpine for latest unicon - workaround
 for https://github.com/pypa/pip/pull/6171

---
 5.1/alpine/Dockerfile | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/5.1/alpine/Dockerfile b/5.1/alpine/Dockerfile
index 7c1f5a8..862a8ab 100644
--- a/5.1/alpine/Dockerfile
+++ b/5.1/alpine/Dockerfile
@@ -8,7 +8,9 @@ RUN apk add python3 \
             linux-headers \
             musl-dev \
             busybox-extras \
-            openssh-client
+            openssh-client \
+            libffi-dev \
+            openssl-dev
 
 # workspace location
 ARG WORKSPACE
@@ -17,8 +19,12 @@ ENV WORKSPACE ${WORKSPACE:-/pyats}
 # copy wheel files into repo
 ADD src /src
 
+# upgrade system pip
+# (otherwise some dependencies will fail to install)
+RUN pip3 install --upgrade pip
+
 # install pyats into system python
-RUN pip3 install --no-cache-dir /src/*
+RUN pip3 install --no-use-pep517 --no-cache-dir /src/*
 
 # create virtual environment
 #  - preserve system package usage