From b07cbeabd8986dc8493928b8a39b46c50259a135 Mon Sep 17 00:00:00 2001
From: kev <vimagick@gmail.com>
Date: Thu, 16 Jun 2016 22:14:54 +0800
Subject: [PATCH] update youtube-dl

---
 youtube/youtube-dl/Dockerfile | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/youtube/youtube-dl/Dockerfile b/youtube/youtube-dl/Dockerfile
index e4281f5..9c763f9 100644
--- a/youtube/youtube-dl/Dockerfile
+++ b/youtube/youtube-dl/Dockerfile
@@ -5,13 +5,12 @@
 FROM alpine
 MAINTAINER kev <noreply@easypi.info>
 
-RUN apk add -U ca-certificates \
-               ffmpeg \
-               python \
-    && rm -rf /var/cache/apk/* \
+RUN set -xe \
+    && apk add --no-cache ca-certificates \
+                          ffmpeg \
+                          python \
     && wget -O- https://bootstrap.pypa.io/get-pip.py | python \
-    && pip install youtube-dl \
-    && mkdir -p /data
+    && pip install youtube-dl
 
 WORKDIR /data