config_info.txt

for ubuntu

lxml:
sudo apt-get install libxml2-dev libxslt1-dev python-dev
sudo apt-get install python-lxml

remove lxml from requirements.txt
go to directory and pip install requirements.txt

https://docs.mongodb.com/manual/tutorial/install-mongodb-on-ubuntu/

set environment variables

install nodejs legacy
install npm

change 3000 to 80 port iptable

{

Create soft link for running node from CLI on ubuntu aws. (runs on nodejs)
sudo ln -s /usr/bin/nodejs /usr/bin/node


To View:
sudo iptables -t nat -L

To change:
sudo iptables -t nat -A PREROUTING -p tcp --dport 80 -j REDIRECT --to-ports 3000

To remove:
sudo iptables -t nat -D PREROUTING 1

For Persisting on reboot:
Add these two lines in /etc/network/interfaces:
pre-up iptables-restore < /etc/iptables.rules
post-down iptables-save > /etc/iptables.rules


To start app on server restart:
pm2 startup
pm2 save 
or pm2 update

find process
ps OR lsof -i :3000 (port number)

kill process:
kill -9 pid


}

install pm2

sudo npm install pm2 -g

redis:
http://docs.aws.amazon.com/AmazonElastiCache/latest/UserGuide/GettingStarted.ConnectToCacheNode.html

{

wget http://download.redis.io/redis-stable.tar.gz
tar xvzf redis-stable.tar.gz
cd redis-stable
make

src/redis-cli -c -h mycachecluster.eaogs8.0001.usw2.cache.amazonaws.com -p 6379
src/redis-cli -c -h news.wcekgc.0001.usw2.cache.amazonaws.com -p 6379


}

to daemonize script:
https://web.archive.org/web/20160305151936/http://www.jejik.com/articles/2007/02/a_simple_unix_linux_daemon_in_python/
Dont do above, do this:
nohup some_command > nohup2.out&

put code in run method override, command python daemonscript.py start,stop,restart

reference supervisord: http://stackoverflow.com/questions/16420092/how-to-make-python-script-run-as-service