db_middleware

1. Installing packages

sudo apt install python3 if needed

install PIP

sudo apt install python3-pip

install dependencies

pip install -r requirements.txt

2. Preparing database

install postgreSQL

\# Create the file repository configuration:
sudo sh -c 'echo "deb https://apt.postgresql.org/pub/repos/apt $(lsb_release -cs)-pgdg main" > /etc/apt/sources.list.d/pgdg.list'

\# Import the repository signing key:
wget --quiet -O - https://www.postgresql.org/media/keys/ACCC4CF8.asc | sudo apt-key add -

\# Update the package lists:
sudo apt-get update

\# Install the latest version of PostgreSQL.
\# If you want a specific version, use 'postgresql-12' or similar instead of 'postgresql':
sudo apt-get -y install postgresql

create postgres user

It should match with your linux username

sudo -u postgres createuser --createdb <username>

create database

createdb <database_name>

create table

psql -d <database_name> -f database.sql

set password for your user

psql <database_name>

ALTER ROLE <username> WITH PASSWORD '<password>'

\q

3. Preparing gunicorn server

install gunicorn

sudo apt install gunicorn

create .env file:

touch .env

add variables:

nano .env

DATABASE_URL=postgresql://<username>:<password>@localhost:5432/<database_name>

Run Server

To run server:

gunicorn -w 5 -b 127.0.0.1:8000 app:app