Migrate to alpine

.gitignore

@@ -0,0 +1 @@
+env.txt

Dockerfile

@@ -1,7 +1,10 @@
-FROM ubuntu:trusty
+FROM alpine:latest
 MAINTAINER Borja Burgos <borja@tutum.co>, Mia Iversen <mia@chillfox.com
 
-RUN apt-get update && apt-get install -y python-pip && pip install awscli
+RUN apk add --update-cache python py-pip ca-certificates tzdata &&\
+    pip install awscli &&\
+    rm -fR /etc/periodic &&\
+    rm -rf /var/cache/apk/*
 
 ADD backup.sh /backup.sh
 ADD restore.sh /restore.sh

backup.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/ash
 
 # Get timestamp
 : ${BACKUP_SUFFIX:=.$(date +"%Y-%m-%d-%H-%M-%S")}
@@ -9,7 +9,7 @@ tar czf $tarball $BACKUP_TAR_OPTION $PATHS_TO_BACKUP
 
 # Create bucket, if it doesn't already exist
 BUCKET_EXIST=$(aws s3 ls | grep $S3_BUCKET_NAME | wc -l)
-if [ $BUCKET_EXIST -eq 0 ]; 
+if [ $BUCKET_EXIST -eq 0 ];
 then
   aws s3 mb s3://$S3_BUCKET_NAME
 fi

restore.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/ash
 
 # Find last backup file
 : ${LAST_BACKUP:=$(aws s3 ls s3://$S3_BUCKET_NAME | awk -F " " '{print $4}' | grep ^$BACKUP_NAME | sort -r | head -n1)}

run.sh

@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/bin/ash
 
 if [[ "$RESTORE" == "true" ]]; then
   ./restore.sh