Use jwilder/nginx-proxy as base image and reduce final image size

.dockerignore

@@ -1,6 +1,8 @@
 .git
 .dockerignore
 circle.yml
+Dockerfile
+LICENSE
 Makefile
 README.md
 test

Dockerfile

@@ -1,44 +1,7 @@
-FROM nginx:1.9.6
-MAINTAINER Jason Wilder mail@jasonwilder.com
+FROM jwilder/nginx-proxy
 
-# Install wget and install/updates certificates
-RUN apt-get update \
- && apt-get install -y -q --no-install-recommends \
-    ca-certificates \
-    wget \
-    git \
- && apt-get clean \
- && rm -r /var/lib/apt/lists/*
-
-# Get Let's Encrypt simp_le client source
-RUN git -C /opt clone https://github.com/kuba/simp_le.git
-# Install simp_le
-RUN cd /opt/simp_le && ./bootstrap.sh && ./venv.sh
-
-# Testing directory
-RUN mkdir -p /usr/share/nginx/html/.well-known \
- && touch /usr/share/nginx/html/.well-known/testing
-
-# Configure Nginx and apply fix for very long server names
-RUN echo "daemon off;" >> /etc/nginx/nginx.conf \
- && sed -i 's/^http {/&\n    server_names_hash_bucket_size 128;/g' /etc/nginx/nginx.conf
-
-# Install Forego
-RUN wget -P /usr/local/bin https://godist.herokuapp.com/projects/ddollar/forego/releases/current/linux-amd64/forego \
- && chmod u+x /usr/local/bin/forego
-
-ENV DOCKER_GEN_VERSION 0.4.2
-
-RUN wget https://github.com/jwilder/docker-gen/releases/download/$DOCKER_GEN_VERSION/docker-gen-linux-amd64-$DOCKER_GEN_VERSION.tar.gz \
- && tar -C /usr/local/bin -xvzf docker-gen-linux-amd64-$DOCKER_GEN_VERSION.tar.gz \
- && rm /docker-gen-linux-amd64-$DOCKER_GEN_VERSION.tar.gz
+MAINTAINER [ "Jason Wilder <mail@jasonwilder.com>", "Yves Blusseau <90z7oey02@sneakemail.com>" ]
 
 COPY . /app/
-WORKDIR /app/
 
-ENV DOCKER_HOST unix:///tmp/docker.sock
-
-VOLUME ["/etc/nginx/certs"]
-
-ENTRYPOINT ["/app/docker-entrypoint.sh"]
-CMD ["forego", "start", "-r"]
+RUN chmod +rx /app/build.sh && /app/build.sh && rm -f /app/build.sh

build.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+set -e
+
+apt-get update
+
+# Install python packages needed by simp_le
+apt-get install -y -q --no-install-recommends python python-requests
+
+# Install python packages needed to build  simp_le
+apt-get install -y -q --no-install-recommends git gcc libssl-dev libffi-dev python-dev python-pip
+
+# Get Let's Encrypt simp_le client source
+git -C /opt clone https://github.com/kuba/simp_le.git
+
+cd /opt/simp_le
+# Upgrade setuptools
+pip install -U setuptools
+# Install simp_le in /usr/local/bin
+python ./setup.py install
+
+# Make house cleaning
+rm -rf /opt/simp_le
+
+apt-get autoremove -y git gcc libssl-dev libffi-dev python-dev python-pip
+
+apt-get clean all
+rm -r /var/lib/apt/lists/*

docker-entrypoint.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-set -e
-
-# Warn if the DOCKER_HOST socket does not exist
-if [[ $DOCKER_HOST == unix://* ]]; then
-	socket_file=${DOCKER_HOST#unix://}
-	if ! [ -S $socket_file ]; then
-		cat >&2 <<-EOT
-			ERROR: you need to share your Docker host socket with a volume at $socket_file
-			Typically you should run your jwilder/nginx-proxy with: \`-v /var/run/docker.sock:$socket_file:ro\`
-			See the documentation at http://git.io/vZaGJ
-		EOT
-		socketMissing=1
-	fi
-fi
-
-# If the user has run the default command and the socket doesn't exist, fail
-if [ "$socketMissing" = 1 -a "$1" = forego -a "$2" = start -a "$3" = '-r' ]; then
-	exit 1
-fi
-
-exec "$@"

letsencrypt_service

@@ -23,7 +23,7 @@ update_certs() {
             mkdir -p /etc/nginx/certs/$domain
             cd /etc/nginx/certs/$domain
 
-            /opt/simp_le/venv/bin/simp_le \
+            /usr/local/bin/simp_le \
              -d "$domain" \
              -f fullchain.pem -f key.pem \
              --email "${!email_varname}" \