Automatically create Django environment on server.

0_README.md

Usage

./start_env.sh example.com

1_start_env.sh

#!/bin/bash
BTICK='`'
USER_NAME=$1
USER_PASSWORD=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 20 | head -n 1)
MYSQL_PASSWORD=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 20 | head -n 1)

echo "Creating user..."
useradd $USER_NAME -m -s /bin/bash
echo $USER_NAME:$USER_PASSWORD | chpasswd
echo "User created."
echo

echo "Creating MySQL user and database..."
Q1="CREATE DATABASE IF NOT EXISTS ${BTICK}$USER_NAME${BTICK} DEFAULT CHARACTER SET = 'utf8' DEFAULT COLLATE 'utf8_general_ci';"
Q2="GRANT ALL ON ${BTICK}$USER_NAME${BTICK}.* TO '$USER_NAME'@'localhost' IDENTIFIED BY '$MYSQL_PASSWORD';"
Q3="FLUSH PRIVILEGES;"
SQL="${Q1}${Q2}${Q3}"
mysql -uroot -pmCZ2QsGWBvgtz7vnZQxK -e "$SQL"
echo "MySQL user and database created."
echo

echo "Bootstrap user home directory..."
mkdir /home/$USER_NAME/{project,logs,conf}

NGINX_CONF=$(cat nginx.conf)
SUPERVISOR_CONF=$(cat supervisor.conf)
RUN_CONF=$(cat run.sh)

NGINX_CONF="${NGINX_CONF//PROJECT_NAME/$USER_NAME}"
SUPERVISOR_CONF="${SUPERVISOR_CONF//PROJECT_NAME/$USER_NAME}"
RUN_CONF="${RUN_CONF//PROJECT_NAME/$USER_NAME}"

echo "$NGINX_CONF" > /home/$USER_NAME/conf/nginx.conf
echo "$SUPERVISOR_CONF" > /home/$USER_NAME/conf/supervisor.conf
echo "$RUN_CONF" > /home/$USER_NAME/conf/run.sh
chmod +x /home/$USER_NAME/conf/run.sh

ln -s /home/$USER_NAME/conf/nginx.conf /etc/nginx/sites-enabled/$USER_NAME
ln -s /home/$USER_NAME/conf/supervisor.conf /etc/supervisor/conf.d/$USER_NAME.conf

service nginx reload
service nginx restart
supervisorctl reload

echo "Set right permissions..."

SUDO_COMMAND="$USER_NAME ALL = (root) NOPASSWD:/usr/bin/supervisorctl restart $USER_NAME"
echo $SUDO_COMMAND >> /etc/sudoers

virtualenv /home/$USER_NAME/.env

echo "source /home/$USER_NAME/.env/bin/activate" >> /home/$USER_NAME/.bashrc
chown -R $USER_NAME:$USER_NAME /home/$USER_NAME/
echo
echo "---------------------"
echo "User:"
echo "username: $1"
echo "password: $USER_PASSWORD"
echo
echo "MySQL:"
echo "username: $1"
echo "database: $1"
echo "password: $MYSQL_PASSWORD"

2_nginx.conf

server {
    listen       80;
    server_name  www.PROJECT_NAME;
    return       301 http://PROJECT_NAME$request_uri;
}

server {
    listen 80;
    server_name PROJECT_NAME;

    location / {
        client_max_body_size 20m;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_set_header Host $http_host;
        proxy_redirect off;
        proxy_pass http://unix:/tmp/PROJECT_NAME.sock;
    }
    location /media {
        alias /home/PROJECT_NAME/project/media;
    }
    location /static {
        alias /home/PROJECT_NAME/project/static;
    }

    access_log /home/PROJECT_NAME/logs/ng_access.log;
    error_log /home/PROJECT_NAME/logs/ng_error.log;
}

3_supervisor.conf

[program:PROJECT_NAME]
command=/home/PROJECT_NAME/conf/run.sh
directory=/home/PROJECT_NAME/project
user=PROJECT_NAME
autostart=true
autorestart=true
redirect_stderr=True
stderr_logfile=/home/PROJECT_NAME/logs/sv_errors.log
stdout_logfile=/home/PROJECT_NAME/logs/sv_access.log

4_run.sh

#!/bin/sh

export LANG=ru_RU.UTF-8
export LC_ALL=ru_RU.UTF-8

NAME=PROJECT_NAME

HOMEDIR=/home/${NAME}
PROJECTDIR=${HOMEDIR}/project
VIRTUALENV=${HOMEDIR}/.env
GUNICORN=${VIRTUALENV}/bin/gunicorn_django

SOCKFILE=/tmp/${NAME}.sock
MANAGE=${PROJECTDIR}/manage.py

. ${VIRTUALENV}/bin/activate
exec ${MANAGE} run_gunicorn --bind unix:${SOCKFILE}