feat(router): image without development libraries to reduce the size.

Author: aledbf

router/Dockerfile

@@ -1,9 +1,9 @@
-FROM ubuntu:14.04
+FROM ubuntu-debootstrap:14.04
 
 ENV DEBIAN_FRONTEND noninteractive
 
 # install common packages
-RUN apt-get update && apt-get install -y curl
+RUN apt-get update && apt-get install -y libgeoip1 curl && apt-get clean
 
 # install etcdctl
 RUN curl -sSL -o /usr/local/bin/etcdctl https://s3-us-west-2.amazonaws.com/opdemand/etcdctl-v0.4.6 \
@@ -13,47 +13,12 @@ RUN curl -sSL -o /usr/local/bin/etcdctl https://s3-us-west-2.amazonaws.com/opdem
 RUN curl -sSL -o /usr/local/bin/confd https://s3-us-west-2.amazonaws.com/opdemand/confd-v0.5.0-json \
     && chmod +x /usr/local/bin/confd
 
-# install build and runtime packages
-RUN apt-get update && \
-    apt-get install -yq patch libpcre3 libpcre3-dev libssl-dev libgeoip-dev gcc make
-
-# build nginx+tcp_proxy from source
-RUN curl -sSL http://nginx.org/download/nginx-1.6.2.tar.gz | tar -C /tmp -xz
-RUN curl -sSL https://github.com/yaoweibin/nginx_tcp_proxy_module/archive/v0.4.5.tar.gz | tar -C /tmp -xz
-RUN cd /tmp/nginx-1.6.2 \
-    && patch -p1 < /tmp/nginx_tcp_proxy_module-0.4.5/tcp.patch \
-    && ./configure \
-        --prefix=/var/lib/nginx \
-        --sbin-path=/usr/sbin/nginx \
-        --conf-path=/etc/nginx/nginx.conf \
-        --http-log-path=/var/log/nginx/access.log \
-        --error-log-path=/var/log/nginx/error.log \
-        --lock-path=/var/lock/nginx.lock \
-        --pid-path=/run/nginx.pid \
-        --http-client-body-temp-path=/var/lib/nginx/body \
-        --http-fastcgi-temp-path=/var/lib/nginx/fastcgi \
-        --http-proxy-temp-path=/var/lib/nginx/proxy \
-        --http-scgi-temp-path=/var/lib/nginx/scgi \
-        --http-uwsgi-temp-path=/var/lib/nginx/uwsgi \
-        --with-debug \
-        --with-pcre-jit \
-        --with-ipv6 \
-        --with-http_ssl_module \
-        --with-http_stub_status_module \
-        --with-http_realip_module \
-        --with-http_auth_request_module \
-        --with-http_addition_module \
-        --with-http_dav_module \
-        --with-http_geoip_module \
-        --with-http_gzip_static_module \
-        --with-http_spdy_module \
-        --with-http_sub_module \
-        --with-mail \
-        --with-mail_ssl_module \
-        --add-module=/tmp/nginx_tcp_proxy_module-0.4.5 \
-    && make && make install
-
 WORKDIR /app
+
 EXPOSE 80 2222
+
 CMD ["/app/bin/boot"]
+
 ADD . /app
+
+RUN mkdir /nginx && tar zxpvf /app/nginx.tgz -C /nginx && rm /app/nginx.tgz

router/Makefile

@@ -5,7 +5,10 @@ IMAGE = $(IMAGE_PREFIX)$(COMPONENT):$(BUILD_TAG)
 DEV_IMAGE = $(DEV_REGISTRY)/$(IMAGE)
 
 build: check-docker
-	docker build -t $(IMAGE) .
+	cd parent && docker build -t deis/binary-router .
+	docker cp `docker run -d deis/binary-router`:/nginx.tgz .
+	docker build -t $(IMAGE) .	
+	rm nginx.tgz
 
 clean: check-docker check-registry
 	docker rmi $(IMAGE)

router/bin/boot

@@ -53,7 +53,7 @@ done
 
 # spawn the service in the background
 echo "Starting Nginx..."
-/usr/sbin/nginx &
+/nginx/sbin/nginx &
 SERVICE_PID=$!
 
 # smart shutdown on SIGINT and SIGTERM

router/bin/check

@@ -7,6 +7,6 @@ if grep -q "<no value>" $1 ; then
 	exit 1
 fi
 
-if ! /usr/sbin/nginx -t -c $1 ; then
+if ! /nginx/sbin/nginx -t -c $1 ; then
 	exit 1
 fi

router/conf.d/nginx.conf.toml

@@ -1,6 +1,6 @@
 [template]
 src   = "nginx.conf"
-dest  = "/etc/nginx/nginx.conf"
+dest  = "/nginx/conf/nginx.conf"
 uid = 0
 gid = 0
 mode  = "0644"
@@ -12,4 +12,4 @@ keys = [
   "/deis/builder",
 ]
 check_cmd  = "/app/bin/check {{ .src }}"
-reload_cmd = "/usr/sbin/nginx -s reload"
+reload_cmd = "/nginx/sbin/nginx -s reload"

router/parent/Dockerfile

@@ -0,0 +1,7 @@
+FROM ubuntu:14.04
+
+ADD . /tmp
+
+RUN /tmp/build.sh
+
+RUN tar -C /nginx -czf /nginx.tgz .

router/parent/build.sh

@@ -0,0 +1,61 @@
+#!/usr/bin/env bash
+
+cd /tmp
+
+export VERSION_NGINX=nginx-1.6.2
+export VERSION_TCP_PROXY=v0.4.5
+
+# URLs to the source directories
+export SOURCE_NGINX=http://nginx.org/download
+export SOURCE_TCP_PROXY=https://github.com/yaoweibin/nginx_tcp_proxy_module/archive
+
+export BPATH=`pwd`/build
+export PREFIX=/deis
+export STATICLIBSSL="$PREFIX"
+
+rm -rf $PREFIX
+mkdir $PREFIX
+
+# install required packages to build
+apt-get update \
+  && apt-get install -y patch curl wget build-essential \
+  libpcre3 libpcre3-dev libssl-dev libgeoip-dev zlib1g-dev
+
+# where the installers are
+mkdir $BPATH
+
+# grab the source files
+wget -P $BPATH ${SOURCE_NGINX}/${VERSION_NGINX}.tar.gz
+wget -P $BPATH ${SOURCE_TCP_PROXY}/${VERSION_TCP_PROXY}.tar.gz
+
+
+# expand the source files
+cd $BPATH
+tar xzf $VERSION_NGINX.tar.gz
+tar xzf $VERSION_TCP_PROXY.tar.gz
+
+# build nginx
+cd $BPATH/$VERSION_NGINX
+
+patch -p1 < /$BPATH/nginx_tcp_proxy_module-0.4.5/tcp.patch
+
+./configure \
+  --prefix=/nginx \
+  --pid-path=/run/nginx.pid \
+  --with-debug \
+  --with-pcre-jit \
+  --with-ipv6 \
+  --with-http_ssl_module \
+  --with-http_stub_status_module \
+  --with-http_realip_module \
+  --with-http_auth_request_module \
+  --with-http_addition_module \
+  --with-http_dav_module \
+  --with-http_geoip_module \
+  --with-http_gzip_static_module \
+  --with-http_spdy_module \
+  --with-http_sub_module \
+  --with-mail \
+  --with-mail_ssl_module \
+  --add-module=$BPATH/nginx_tcp_proxy_module-0.4.5 \
+  && make && make install

router/templates/nginx.conf

@@ -19,7 +19,7 @@ http {
     types_hash_max_size 2048;
     server_names_hash_bucket_size 64;
 
-    include /etc/nginx/mime.types;
+    include /nginx/conf/mime.types;
     default_type application/octet-stream;
     {{ if .deis_router_gzip }}
     gzip {{ .deis_router_gzip }};