Install WordPress, Nginx, MariaDB on Ubuntu or Debian

InstallWordPressNginxMariaDBonUbuntu.sh

#!/bin/sh
# Install Wordpress, Nginx and MariaDB on Debian/Ubuntu
# (c) 2020 Benjamin 'Benno' Falkner

set -e # halt on error
cat <<EOF
Install WordPress with Nginx and MariaDB
(c) 2020 Benjamin 'Benno' Falkner (MIT-License) 
EOF

## Settings
# all settings are in this section
URL=wp.host.local          # change !!!!

### DB (MariaDB)
DB=mariadb                   # do not change
DB_NAME=wp                   # DB Name 
DB_USER=wp_user              # DB User
DB_PASSWD=$(date +%s | sha256sum | base64 | head -c 32 ; echo)     # DB Password - change this!!!!

### MOODLE
WP_TGZ=http://wordpress.org/latest.tar.gz
WP_DIR=/var/www/wordpress
WP_USER=www-data                # must exist and be member of www-data


## Run - Do not change below this line
help(){
    cat <<EOF
usage:  InstallWordPressNginxMariaDBonUbuntu.sh <args>
    -u= --url=[url]          set url for server (default: $URL)
    -v  --verbose            verbose mode
    other switches are not listed
EOF
}

# Read arguments 
for i in "$@"; do
case $i in
    -u=*|--url=*) URL="${i#*=}"; shift;;

    --db-name=*) DB_NAME="${i#*=}"; shift;;
    --db-user=*) DB_USER="${i#*=}"; shift;;
    --db-password=*) DB_PASSWD="${i#*=}"; shift;;

    --wp-source=*) WP_TGZ="${i#*=}"; shift;;
    --wp-directory=*) WP_DIR="${i#*=}"; shift;;
    --wp-user=*) WP_USER="${i#*=}"; shift;;

    -v|--verbose) set -x; shift;;
    -h|--help) help(); shift;;
    *) ;;# unknown option;;
esac
done


### Update
sudo apt-get update
sudo apt install php-curl php-gd php-intl php-mbstring php-soap php-xml php-xmlrpc php-zip
sudo systemctl restart php-fpm

### Install Nginx
sudo apt-get install nginx

sudo sh -c "cat >  /etc/nginx/sites-available/$URL" <<EOF
server{
    listen 80;
    listen [::]:80;
    server_name $URL;
    root        $WP_DIR;
    index       index.php index.html index.htm;

    error_log /var/log/nginx/${URL}_error.log;
    access_log /var/log/nginx/${URL}_access.log;

    client_max_body_size 100M;

    location = /favicon.ico {
        log_not_found off;
        access_log off;
    }

    location = /robots.txt {
        allow all;
        log_not_found off;
        access_log off;
    }

    location / {
        try_files \$uri \$uri/ /index.php?$args =404;
    }

    location ~ \.php$ {
        fastcgi_index           index.php;
        fastcgi_pass            unix:/run/php/php-fpm.sock;
        include                 fastcgi_params;
        fastcgi_param           SCRIPT_FILENAME \$document_root\$fastcgi_script_name;
    }

    location ~* \.(js|css|png|jpg|jpeg|gif|ico)$ {
        expires max;
        log_not_found off;
    }
}
EOF


## Install and configure MariaDB
sudo apt-get install mariadb-server
#sudo mysql_secure_installation

cat << EOF | sudo mysql -u root -p 
    CREATE DATABASE IF NOT EXISTS $DB_NAME default character set utf8;
    CREATE USER IF NOT EXISTS '$DB_USER'@'localhost' IDENTIFIED BY '$DB_PASSWD';
    GRANT ALL ON $DB_NAME.* TO '$DB_USER'@'localhost';
    FLUSH PRIVILEGES;
EOF


## Install WordPresss
wget -c $WP_TGZ
sudo tar -zxf $(basename $WP_TGZ) -C $(dirname $WP_DIR)/
rm -rf $(basename $WP_TGZ)



sudo cp $WP_DIR/wp-config-sample.php $WP_DIR/wp-config.php

sudo ed $WP_DIR/wp-config.php << EOF
/define( 'DB_NAME',
c
define( 'DB_NAME', '$DB' );
.
/define( 'DB_USER',
c
define( 'DB_USER', '$DB_USER' );
.
/define( 'DB_PASSWORD',
c
define( 'DB_PASSWORD', '$DB_PASSWD' );
.
/define( 'AUTH_KEY',
.,.+8d
i
$(curl https://api.wordpress.org/secret-key/1.1/salt/)
.
wq
EOF

sudo chown $WP_USER:www-data -R $WP_DIR
sudo chmod 775 -R $WP_DIR


## enable all
sudo ln -s /etc/nginx/sites-available/$URL /etc/nginx/sites-enabled/$URL
sudo nginx -t
sudo systemctl reload nginx

please add cloudflare or let's encrypt ssl support.