1. The document provides instructions for setting up Nginx, uWSGI, Flask, and Python virtual environments to run a Python web application on an EC2 instance. 2. It includes steps for installing dependencies, configuring a Python virtual environment, installing front-end packages, and configuring Nginx and systemd services to run the application as a daemon. 3. The instructions cover deploying the application from a GitHub repository and updating configuration files for database access, AWS S3 bucket settings, and the Nginx server configuration.

37. • chmod 0400 `PEM_FILE_PATH`
• ssh -i PEM_FILE_PATH ubuntu@EC2_IP

38. nginx + uwsgi + flask(python)

39. $ sudo apt-get update
$ sudo apt-get install git gcc make build-essential libssl-dev
zlib1g-dev libbz2-dev libreadline-dev libsqlite3-dev wget curl
llvm libncurses5-dev libncursesw5-dev xz-utils libxml2-dev
libxslt1-dev language-pack-ko python-dev uwsgi-plugin-python3
nginx nodejs npm
$ sudo ln -s /usr/bin/nodejs /usr/bin/node # use command as node
$ sudo npm install -g bower # install front-end package manager

40. $ git clone https://github.com/yyuu/pyenv.git ~/.pyenv
$ echo 'export PYENV_ROOT="$HOME/.pyenv"' >> ~/.bash_profile
$ echo 'export PATH="$PYENV_ROOT/bin:$PATH"' >> ~/.bash_profile
$ echo 'eval "$(pyenv init -)"' >> ~/.bash_profile
$ echo 'source ~/.bashrc' >> ~/.bash_profile # load bashrc
$ source ~/.bash_profile
$ pyenv install 3.4.3
$ pyenv global 3.4.3 # set global python version as 3.4.3

41. $ git clone https://github.com/growingdever/imgtoss
$ cd imgtoss # dive to project directory
$ pyvenv venv # create virtual environment
$ source venv/bin/activate # turn on virtual environment
$ pip install -r requirements.txt # install python libraries
$ bower install # install front-end libraries

42. $ git checkout helloworld
$ python server.py

65. $ git checkout master
$ vi config.py
$ # update DATABASE_HOST, DATABASE_USERNAME, DATABASE_PASSWORD,
DEFAULT_DATABASE
$ # update AWS_S3_BUCKET_NAME
$ # update AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY

66. $ export FLASK_APP=$PWD/server.py
$ flask initdb

68. $ sudo ln -s /home/ubuntu/imgtoss/imgtoss.nginx.conf /etc/nginx/sites-
enabled/imgtoss.nginx.conf # nginx server configuration
$ vi imgtoss.nginx.conf
$ # update server_name
$ sudo ln -s /home/ubuntu/imgtoss/imgtoss.systemd.conf /etc/systemd/
system/imgtoss.service # daemonize
$ sudo systemctl daemon-reload
$ sudo systemctl start imgtoss # start daemon
$ sudo service nginx stop
$ sudo service nginx start