#!/bin/sh ## Parameters# interactive=true if [ "$1" = "--no-interactive" ]; then	interactive=falsefi ## Enable and start Postgres# sudo systemctl start postgresql.servicesudo systemctl enable postgresql.service ## Create databse and user# if [ "$interactive" = "true" ]; then	sudo -u postgres -- createuser -P kemal	sudo -u postgres -- createdb -O kemal invidiouselse	# Generate a DB password	if [ -z "$POSTGRES_PASS" ]; then		echo "Generating database password"		POSTGRES_PASS=$(tr -dc 'A-Za-z0-9.;!?{[()]}\\/' < /dev/urandom | head -c16)	fi 	# hostname:port:database:username:password	echo "Writing .pgpass"	echo "127.0.0.1:*:invidious:kemal:${POSTGRES_PASS}" > "$HOME/.pgpass" 	sudo -u postgres -- psql -c "CREATE USER kemal WITH PASSWORD '$POSTGRES_PASS';"	sudo -u postgres -- psql -c "CREATE DATABASE invidious WITH OWNER kemal;"	sudo -u postgres -- psql -c "GRANT ALL ON DATABASE invidious TO kemal;"fi  ## Instructions for modification of pg_hba.conf# if [ "$interactive" = "true" ]; then	echo	echo "-------------"	echo "   NOTICE    "	echo "-------------"	echo	echo "Make sure that your postgreSQL's pg_hba.conf file contains the follwong"	echo "lines before previous 'host' configurations:"	echo	echo "host  invidious  kemal  127.0.0.1/32  md5"	echo "host  invidious  kemal  ::1/128       md5"	echofi