|  | # Licensed to the Apache Software Foundation (ASF) under one | 
|  | # or more contributor license agreements.  See the NOTICE file | 
|  | # distributed with this work for additional information | 
|  | # regarding copyright ownership.  The ASF licenses this file | 
|  | # to you under the Apache License, Version 2.0 (the | 
|  | # "License"); you may not use this file except in compliance | 
|  | # with the License.  You may obtain a copy of the License at | 
|  | # | 
|  | #  http://www.apache.org/licenses/LICENSE-2.0 | 
|  | # | 
|  | # Unless required by applicable law or agreed to in writing, | 
|  | # software distributed under the License is distributed on an | 
|  | # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | 
|  | # KIND, either express or implied.  See the License for the | 
|  | # specific language governing permissions and limitations | 
|  | # under the License. | 
|  |  | 
|  | # For Brooklyn UI, we use a debian distribution instead of alpine as there are some libgcc incompatibilities with PhantomJS | 
|  | FROM maven:3.8.6-jdk-8 | 
|  |  | 
|  | # Install necessary binaries to build brooklyn-ui | 
|  | RUN apt-get update && apt-get install -y git-core \ | 
|  | libpng-dev \ | 
|  | libjpeg-progs \ | 
|  | pngquant \ | 
|  | make \ | 
|  | automake \ | 
|  | autoconf \ | 
|  | libtool \ | 
|  | dpkg \ | 
|  | pkg-config \ | 
|  | nasm \ | 
|  | gcc | 
|  |  | 
|  | # Make sure the /.config && /.yarn (for UI module builds) is writable for all users | 
|  | RUN mkdir -p /.config && chmod -R 777 /.config | 
|  | RUN mkdir -p /.yarn && chmod -R 777 /.yarn | 
|  |  | 
|  | # Make sure the /var/maven is writable for all users | 
|  | RUN mkdir -p /var/maven/.m2/ && chmod -R 777 /var/maven/ | 
|  | ENV MAVEN_CONFIG=/var/maven/.m2 | 
|  | ENV OPENSSL_CONF=/etc/ssl |