THANK YOU FOR MAKING THIS! UPDATE: Assumes nginx source has been already been downloaded to working directory using $ apt-get source nginx

ngx-lua.sh

#!/bin/sh

# Script to compile nginx on ubuntu with lua support.
# Assumes that nginx source is already present in current working dir, after running...
#
# $ apt-get source nginx
#
# ... and that nginx-<version>/debian/rules has been updated with
# the desired options, including those passed to ./configure
#
#    --conf-path=${NGINX_INSTALL_PATH}/nginx.conf --pid-path=/var/run/nginx.pid \
#    --sbin-path=/usr/sbin/nginx --lock-path=/var/run/nginx.lock \
#    --with-ld-opt='-Wl,-rpath,/usr/local/lib/lua' \
#    --add-module=${NGX_DEVEL_KIT_PATH} \
#    --add-module=${LUA_NGINX_MODULE_PATH} \

export NGX_VERSION='1.9.15'
export LUAJIT_VERSION='2.0.3'
export LUAJIT_MAJOR_VERSION='2.0'
export NGX_DEVEL_KIT_VERSION='0.2.19'
export LUA_NGINX_MODULE_VERSION='0.10.2'

# Download
if [ ! -f ./LuaJIT-${LUAJIT_VERSION}.tar.gz ]; then
    wget http://luajit.org/download/LuaJIT-${LUAJIT_VERSION}.tar.gz
fi

if [ ! -f ./ngx_devel_kit-${NGX_DEVEL_KIT_VERSION}.tar.gz ]; then
    wget https://github.com/simpl/ngx_devel_kit/archive/v${NGX_DEVEL_KIT_VERSION}.tar.gz \
        -O ngx_devel_kit-${NGX_DEVEL_KIT_VERSION}.tar.gz
fi

if [ ! -f ./lua-nginx-module-${LUA_NGINX_MODULE_VERSION}.tar.gz ]; then
    wget https://github.com/openresty/lua-nginx-module/archive/v${LUA_NGINX_MODULE_VERSION}.tar.gz \
        -O lua-nginx-module-${LUA_NGINX_MODULE_VERSION}.tar.gz
fi


# Extract
if [ ! -d ./nginx-${NGX_VERSION} ]; then
    echo "Error: nginx-${NGX_VERSION} was not downloaded\n" && exit 1;
fi

if [ ! -d ./LuaJIT-${LUAJIT_VERSION} ]; then
    tar xvf LuaJIT-${LUAJIT_VERSION}.tar.gz
fi

if [ ! -d ./ngx_devel_kit-${NGX_DEVEL_KIT_VERSION} ]; then
    tar xvf ngx_devel_kit-${NGX_DEVEL_KIT_VERSION}.tar.gz
fi

if [ ! -d ./lua-nginx-module-${LUA_NGINX_MODULE_VERSION} ]; then
    tar xvf lua-nginx-module-${LUA_NGINX_MODULE_VERSION}.tar.gz
fi

export LD_LIBRARY_PATH=/usr/lib/x86_64-linux-gnu:/usr/local/lib/:$LD_LIBRARY_PATH

ldconfig

# Install luajit
cd ./LuaJIT-${LUAJIT_VERSION} && sudo make install && cd ../

# Link to real lua lib
rm -rf /usr/local/lib/lua/5.1 && ln -s /usr/lib/x86_64-linux-gnu/lua/5.1 /usr/local/lib/lua/5.1

export NGX_DEVEL_KIT_PATH=../ngx_devel_kit-${NGX_DEVEL_KIT_VERSION}
export LUA_NGINX_MODULE_PATH=../lua-nginx-module-${LUA_NGINX_MODULE_VERSION}

# Compile And Install Nginx
cd ./nginx-${NGX_VERSION} && \
    export LUAJIT_LIB=/usr/local/lib/lua && \
    export LUAJIT_INC=/usr/local/include/luajit-${LUAJIT_MAJOR_VERSION} && \
    dpkg-buildpackage -b && cd ../

dpkg --install nginx*${NGX_VERSION}-*.deb