#!/bin/bash 
set -o errexit
clear

# Set versions. Check http://openresty.org for latest version and bundled version of nginx.
OPENRESTY_VERSION=1.9.3.1
NGINX_VERSION=1.9.3
OPENSSL_VERSION=1.0.2d
NPS_VERSION=1.9.32.10

# Install some pre-requisites
yum install -y readline-devel pcre perl pcre-devel gcc zlib-devel patch unzip gcc-c++ make

# Get OpenResty
cd /usr/local/src/
wget http://openresty.org/download/ngx_openresty-${OPENRESTY_VERSION}.tar.gz
tar vxf ngx_openresty-${OPENRESTY_VERSION}.tar.gz

# Get OpenSSL
wget https://www.openssl.org/source/openssl-${OPENSSL_VERSION}.tar.gz
tar vxf openssl-${OPENSSL_VERSION}.tar.gz

# Patch Nginx to provide HTTP/2 support
cd /usr/local/src/ngx_openresty-${OPENRESTY_VERSION}/bundle/nginx-${NGINX_VERSION}
wget http://nginx.org/patches/http2/patch.http2.txt

# Test patch
patch -p1 --dry-run < patch.http2.txt

# Apply patch
patch -p1 < patch.http2.txt

# Get pagespeed
wget https://github.com/pagespeed/ngx_pagespeed/archive/release-${NPS_VERSION}-beta.zip
unzip release-${NPS_VERSION}-beta.zip
cd ngx_pagespeed-release-${NPS_VERSION}-beta/
wget https://dl.google.com/dl/page-speed/psol/${NPS_VERSION}.tar.gz
tar -xzvf ${NPS_VERSION}.tar.gz  # extracts to psol/

# Now we can build OpenResty / Nginx.
cd /usr/local/src/ngx_openresty-${OPENRESTY_VERSION}
./configure --with-http_ssl_module \
			--with-luajit \
			--with-openssl=/usr/local/src/openssl-${OPENSSL_VERSION} \
			--with-http_v2_module \
			--add-module=build/nginx-${NGINX_VERSION}/ngx_pagespeed-release-${NPS_VERSION}-beta 

make && make install

# Check install.
/usr/local/openresty/nginx/sbin/nginx -t
/usr/local/openresty/nginx/sbin/nginx -V