feat(reids): using official redis:5-alpine docker image

rootfs/Dockerfile

@@ -1,28 +1,8 @@
-FROM quay.io/deis/base:v0.3.6
+FROM redis:5-alpine
 
 COPY . /
 
-RUN apt-get update && \
-    apt-get install -y --no-install-recommends redis-server && \
-    # cleanup
-    apt-get clean -y && \
-    # package up license files if any by appending to existing tar
-    COPYRIGHT_TAR='/usr/share/copyrights.tar'; \
-    gunzip -f $COPYRIGHT_TAR.gz; tar -rf $COPYRIGHT_TAR /usr/share/doc/*/copyright; gzip $COPYRIGHT_TAR && \
-    rm -rf \
-        /usr/share/doc \
-        /usr/share/man \
-        /usr/share/info \
-        /usr/share/locale \
-        /var/lib/apt/lists/* \
-        /var/cache/debconf/* \
-        /usr/lib/x86_64-linux-gnu/gconv/IBM* \
-        /usr/lib/x86_64-linux-gnu/gconv/EBC* && \
-    bash -c "mkdir -p /usr/share/man/man{1..8}" && \
-    chown -R redis:redis /etc/redis /var/lib/redis /var/log/redis
-
 USER redis
-WORKDIR /var/lib/redis
 
 CMD ["/bin/boot"]
 EXPOSE 6379

rootfs/bin/boot

@@ -1,25 +1,16 @@
-#!/usr/bin/env bash
+#!/usr/bin/env sh
 
 set -eof pipefail
 
 REDIS_CONFIG_FILE=/etc/redis/redis.conf
 
-# Do not daemonize
-sed -i "s/daemonize yes/daemonize no/" $REDIS_CONFIG_FILE
-
-# Bind to 0.0.0.0
-sed -i "s/bind 127.0.0.1/bind 0.0.0.0/" $REDIS_CONFIG_FILE
-
-# Log to stdout
-sed -i "s:logfile /var/log/redis/redis-server.log:logfile \"\":" $REDIS_CONFIG_FILE
-
 # Set password
 REDIS_PASSWORD_FILE=/var/run/secrets/deis/redis/creds/password
 if [ -e $REDIS_PASSWORD_FILE ]; then
-	REDIS_PASSWORD="$(cat /var/run/secrets/deis/redis/creds/password)"
-	if [ ! -z "$REDIS_PASSWORD" ]; then
-		sed -i "s/# requirepass foobared/requirepass $REDIS_PASSWORD/" $REDIS_CONFIG_FILE
-	fi
+    REDIS_PASSWORD="$(cat /var/run/secrets/deis/redis/creds/password)"
+    if [ ! -z "$REDIS_PASSWORD" ]; then
+        echo "requirepass $REDIS_PASSWORD" >> REDIS_CONFIG_FILE
+    fi
 fi
 
 exec redis-server $REDIS_CONFIG_FILE

rootfs/etc/redis/redis.conf

@@ -0,0 +1,3 @@
+daemonize no
+bind 0.0.0.0
+logfile ""