FROM ubuntu:18.04

ARG SPOT_SDK_VERSION

# Set up Greengrass v2 execution parameters
ENV GGC_ROOT_PATH=/greengrass/v2
RUN env

# Install Greengrass version 2 and dependencies
RUN apt-get update \
    && apt-get install -y openjdk-8-jdk \
    && apt-get -y install nano wget curl unzip nginx \
    && apt-get -y install python3.7 python3-pip \
    && apt-get install -y git build-essential cmake python3-dev libpython3.7-dev \
    && update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.7 1 \
    && update-alternatives --install /usr/bin/python python /usr/bin/python3 10 \
    && curl -s https://d2s8p88vqu9w66.cloudfront.net/releases/greengrass-nucleus-latest.zip > greengrass-nucleus-latest.zip

RUN mkdir -p /opt/greengrassv2 /greengrass/v2 && unzip greengrass-nucleus-latest.zip -d /opt/greengrassv2 && rm greengrass-nucleus-latest.zip

# Install AWS IoT SDK v2
RUN pip3 install awsiotsdk

# Install spot-sdk
COPY install-spot-sdk.sh /
RUN chmod +x /install-spot-sdk.sh && ./install-spot-sdk.sh $SPOT_SDK_VERSION

# Expose port to subscribe to MQTT messages, network port
EXPOSE 8883

# Entrypoint script to install and run Greengrass
COPY "greengrass-entrypoint.sh" /
RUN chmod +x /greengrass-entrypoint.sh