Ansible setup to provide testing servers, closes #3

ansible/roles/client/files/docker-cpp/Dockerfile

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+FROM ubuntu:14.04
+
+ENV DEBIAN_FRONTEND noninteractive
+RUN apt-get update
+RUN apt-get upgrade -y
+
+# Ethereum dependencies
+RUN apt-get install -qy build-essential g++-4.8 git cmake libboost-all-dev libcurl4-openssl-dev wget
+RUN apt-get install -qy automake unzip libgmp-dev libtool libleveldb-dev yasm libminiupnpc-dev libreadline-dev scons
+RUN apt-get install -qy libjsoncpp-dev libargtable2-dev
+
+# NCurses based GUI (not optional though for a succesful compilation, see https://github.com/ethereum/cpp-ethereum/issues/452 )
+RUN apt-get install -qy libncurses5-dev
+
+# Qt-based GUI
+# RUN apt-get install -qy qtbase5-dev qt5-default qtdeclarative5-dev libqt5webkit5-dev
+
+# Ethereum PPA
+RUN apt-get install -qy software-properties-common
+RUN add-apt-repository ppa:ethereum/ethereum
+RUN apt-get update
+RUN apt-get install -qy libcryptopp-dev libjson-rpc-cpp-dev
+
+# Build Ethereum (HEADLESS)
+RUN git clone --depth=1 --branch master https://github.com/ethereum/cpp-ethereum
+RUN mkdir -p cpp-ethereum/build
+RUN cd cpp-ethereum/build && cmake .. -DCMAKE_BUILD_TYPE=Release -DHEADLESS=1 && make -j $(cat /proc/cpuinfo | grep processor | wc -l) && make install
+RUN ldconfig
+
+ENTRYPOINT ["/usr/local/bin/eth"]

ansible/roles/client/tasks/main.yml

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+---
+- name: copy Dockerfile to server
+  copy: src=docker-cpp dest=/home/{{ ansible_ssh_user }}
+
+- name: build C++ client
+  sudo: true  
+  docker_image:
+      path: /home/{{ ansible_ssh_user }}/docker-cpp
+      name: cpp
+      state: build
+  async: 1200
+  poll: 5
+
+- name: start ethereum client w/ JSON-RPC and bootstrapping  
+  sudo: true
+  docker: 
+      image:    cpp
+      expose:   ["8080", "30303"]
+      ports:    ["8080:8080", "30303:30303"] 
+      
+      # parameters given to client 
+      command: --bootstrap --json-rpc