setup.txt

yum -y install epel-release
yum -y update
yum install -y htop nano dstat git mlocate nload iftop wget ntpstat python3 nc lsof

ln -s /usr/bin/python3 /usr/bin/python
ln -s /usr/bin/pip3 /usr/bin/pip
pip3 install virtualenv

cat /etc/centos-release >> /etc/motd

git clone https://github.com/dchecks/hnsin_news.git
mv ~/hnsin_news /opt/hnsin_news
cd /opt/hnsin_news


mkdir -p /opt/.virtualenv
/usr/local/bin/virtualenv /opt/.virtualenv/hnsin_news
ln -s /opt/.virtualenv/hnsin_news/bin/activate /opt/hnsin_news/activate


sudo chown -R danchecketts:danchecketts /opt/hnsin_news/
sudo chown -R danchecketts:danchecketts /opt/.virtualenv/hnsin_news/

source /opt/hnsin_news/activate
pip install -r requirements.txt

#Test
export FLASK_APP=main.py
flask run
curl http:https://localhost:5000/hello

# https://www.digitalocean.com/community/tutorials/how-to-serve-flask-applications-with-uwsgi-and-nginx-on-centos-7

# uwsgi entracnce point
-- wsgi.py
from main import app as application

# wsgi insists that the app is called application

if __name__ == "__main__":
    application.run()


# wsgi + nginx
yum install python36-devel gcc nginx

useradd -s /bin/false -r newsweb
usermod -a -G newsweb nginx
usermod -a -G newsweb danchecketts
usermod -a -G nginx danchecketts
# Logout and back in

# Forwarding config
-- /etc/nginx/nginx.conf
# Add just before the first server block
    server{
    proxy_read_timeout  600;
    proxy_send_timeout 	600;
    send_timeout        600;
	listen 80;
        server_name hnsin.news;
        location / {
                include uwsgi_params;
                uwsgi_pass unix:/opt/hnsin_news/dirty.sock;
        }
    }

# Try it out
uwsgi --socket 0.0.0.0:8000 --protocol=http -w wsgi

-- wsgi_server.ini
[uwsgi]
module = wsgi

pythonpath = ..

master = true
processes = 2

socket = dirty.sock
chmod-socket = 660
vacuum = true

die-on-term = true

# Setup the service
nano /etc/systemd/system/hnsin_news.service

[Unit]
Description=uWSGI instance to serve hnsin_news
After=network.target

[Service]
User=newsweb
Group=nginx
WorkingDirectory=/opt/hnsin_news
Environment="PATH=/opt/.virtualenv/hnsin_news/bin"
ExecStart=/opt/.virtualenv/hnsin_news/bin/uwsgi --ini wsgi_server.ini

[Install]
WantedBy=multi-user.target

# Start some services
systemctl start hnsin_news
systemctl enable hnsin_news

systemctl start nginx
systemctl enable nginx