ARG BASE_IMAGE="nginx:alpine"

FROM ${BASE_IMAGE}

# Install ping and ip
RUN apk add --no-cache iproute2 iputils nginx-mod-http-lua bash

# Default nginx proxy envs
ENV NGINX_PROXY_SOURCE_PORT=${NGINX_PROXY_SOURCE_PORT:-"Please configure NGINX_PROXY_SOURCE_PORT env!"}
ENV NGINX_PROXY_SOURCE_ADDRESS=${NGINX_PROXY_SOURCE_ADDRESS:-"Please configure NGINX_PROXY_SOURCE_ADDRESS env!"}

# Copy default nginx configuration
COPY default.nginx.conf /etc/nginx/nginx.conf

# Copy entrypoint
COPY docker-entrypoint.sh /usr/local/bin/docker-entrypoint.sh
RUN chmod +x /usr/local/bin/docker-entrypoint.sh

# Execute entrypoint
ENTRYPOINT [ "docker-entrypoint.sh" ]
CMD [ "app" ]