1. nginx install ubuntu

ubuntu16.04 install ubuntu

cd
wget http://nginx.org/keys/nginx_signing.key
sudo apt-key add nginx_signing.key

jlch@ceph-client:~$ cat /etc/apt/sources.list.d/nginx.list
deb http://nginx.org/packages/debian/ xenial nginx
deb-src http://nginx.org/packages/debian/ xenial nginx

echo "deb http://nginx.org/packages/debian/ xenial nginx
deb-src http://nginx.org/packages/debian/ xenial nginx" > /etc/apt/sources.list.d/nginx.list

sudo apt-get update
sudo apt install nginx -y