1#!/bin/bash 2 3## 4# Script to deploy a docker image. Must return exit code 0 5# 6do_exit() { 7 message="$1" 8 exit_code="$2" 9 10 echo "$message" 11 exit $exit_code 12} 13 14 15## 16# Get file, get's a file, validates the SHA 17# @param filename 18# @param expected sha value 19# @returns 0 if successful, -1 of checksum validation failed. 20# 21get_file () { 22 [ -n "$1" ] && url=$1 || do_exit "url required" -1 23 [ -n "$2" ] && dest=$2 || do_exit "destination required" -2 24 sha=$3 25 file=$(basename $dest) 26 27 wget "$url" -O "$dest" 28 if [ -n "$sha" ]; then 29 echo "$sha $dest" | sha256sum --check --status || do_exit "Checksum validation failed for $file. Exiting" -1 30 fi 31} 32 33untar_file () { 34 [ -n "$1" ] && src=$1 || do_exit "src required" -1 35 [ -n "$2" ] && dest=$2 || dest="/usr/local" 36 37 tar -C "$dest" -xf "$src" && /bin/rm -rf "$src" 38}