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wordpressinstall
Executable file
243
wordpressinstall
Executable file
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#!/usr/bin/env bash
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# Author : Allan Christensen
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# First Created : 22052021 (DD-MM-YYYY)
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# Description : Installs WordPress on Ubuntu 24.04
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# License : MIT License (see LICENSE file for details)
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#
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# Are we root
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#
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if [[ $(id -u) -ne 0 ]]; then echo "" && echo "Must be root or use sudo" && echo "" ; exit 1 ; fi
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#
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# Define variables and functions
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#
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phpver=$(php -r 'echo PHP_MAJOR_VERSION.".".PHP_MINOR_VERSION;' 2>/dev/null || echo "8.3") ; phpfpm="php$phpver-fpm"
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#
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# Function usage
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#
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usage () {
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printf -- "\nwordpressinstall\n\n"
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printf -- "%s\n\n" "$socket"
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printf -- "Installs WordPress on Ubuntu\n\n"
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printf -- "Usage:\n"
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printf -- "sudo ./wordpressinstall -n <domain> -d <dbname> -u <dbuser> -p <dbpass> [options]\n\n"
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printf -- "Options:\n"
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printf -- " -m <mariadb admin password> Root or admin password $socketusage\n"
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printf -- " -a <mariadb admin user> Optional admin username $socketusage\n"
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printf -- " -h | -help | --help Show this help screen\n\n"
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printf -- "Examples:\n"
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printf -- " sudo ./wordpressinstall -n wp.something.xyz -d wpdb -u wpuser -p wpPass123\n"
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printf -- " sudo ./wordpressinstall -n wp.something.xyz -d wpdb -u wpuser -p wpPass123 -m rootpwd\n"
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printf -- " sudo ./wordpressinstall -n wp.something.xyz -d wpdb -u wpuser -p wpPass123 -a admin -m adminpwd\n\n"
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}
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#
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# Function to check if a service is already running or not
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#
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serviceno () { printf "\n%s" "$service" ; printf " is not running cannot continue...\n\n"; }
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servicedead () { status=$(systemctl is-active "$service"); if [[ "$status" != "active" ]]; then serviceno ; exit 1 ; fi; }
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#
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# Function inputcheck
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#
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inputcheck () {
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[[ -z "$hostname" ]] && { usage; echo ""; echo "Error! Hostname empty."; echo ""; exit 1; }
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[[ -z "$dbname" ]] && { usage; echo ""; echo "Error! Database name empty."; echo ""; exit 1; }
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[[ -z "$dbuser" ]] && { usage; echo ""; echo "Error! Database user empty."; echo ""; exit 1; }
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[[ -z "$dbpass" ]] && { usage; echo ""; echo "Error! Database password empty."; echo ""; exit 1; }
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}
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#
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# If Nginx and MariaDB is not running then die
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#
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service="mariadb" ; servicedead ; service="nginx" ; servicedead
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#
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# Check MariaDB authentication method (socket or not)
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#
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if mysql -u root -e ";" 2>/dev/null; then
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socket="SOCKET DETECTED — no need for -a or -m"
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socketusage="SOCKET DETECTED — this flag is not needed"
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socketauth="yes"
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else
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socket="NO SOCKET DETECTED — you must use -a and -m"
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socketusage="NO SOCKET DETECTED — this flag is required"
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socketauth="no"
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fi
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#
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# Let's go
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#
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clear
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#
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# Trap: show usage if user requests help. Recognizes -help and --help as early exits before getopts
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#
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if [[ "$1" == "-help" || "$1" == "--help" ]]; then usage ; exit 0 ; fi
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#
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# Trap: malformed or missing input. Catches empty argument or argument not starting with '-'
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#
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if [[ $# -eq 0 || ! $1 =~ ^- ]]; then usage ; exit 1 ; fi
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#
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# Configure command line options
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#
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while getopts ":n:d:u:p:m:a:h" option; do
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case "$option" in
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n) hostname=$(echo "$OPTARG" | tr '[:upper:]' '[:lower:]');;
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d) dbname="$OPTARG";;
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u) dbuser="$OPTARG";;
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p) dbpass="$OPTARG";;
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m) mariadbpwd="$OPTARG";;
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a) mariadbadmin="$OPTARG";;
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h) usage; exit 0;;
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:) usage; echo ""; echo "Error! Option -$OPTARG requires an argument."; echo ""; exit 1;;
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\?) usage; echo ""; echo "Error! Invalid option: -$OPTARG"; echo ""; exit 1;;
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esac
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done
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#
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# Check if input conditions are met
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#
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inputcheck "$hostname" "$dbname" "$dbuser" "$dbpass"
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#
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# Download, install, and configure the latest WordPress version
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#
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printf "\nDownloading latest WordPress package...\n"
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mkdir -p /var/www/html
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curl -sL https://wordpress.org/latest.tar.gz | tar -xzf - --transform "s,^wordpress,$hostname," -C "/var/www/html" || { echo "WordPress download or extraction failed"; exit 1; }
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wptarget="/var/www/html/$hostname"
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cp "$wptarget/wp-config-sample.php" "$wptarget/wp-config.php"
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sed -i "s/database_name_here/$dbname/" "$wptarget/wp-config.php"
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sed -i "s/username_here/$dbuser/" "$wptarget/wp-config.php"
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sed -i "s/password_here/$dbpass/" "$wptarget/wp-config.php"
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chown -R www-data: "$wptarget"
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#
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# Clone nginx-snippets; if nginx-snippets exists then just pull latest changes
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#
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nginxsnippets="/etc/nginx/nginx-snippets"
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repo="https://git.x-files.dk/webserver/nginx-snippets.git"
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if [[ -d "$nginxsnippets/.git" ]]; then git -C "$nginxsnippets" pull --quiet; else git clone --quiet "$repo" "$nginxsnippets"; fi
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#
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# Copy and adjust WordPress hardening config (runtime-only)
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#
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runtimeinc="/etc/nginx/conf.d/includes" ; mkdir -p "$runtimeinc"
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if [[ -f "$nginxsnippets/wp-hardening.conf" ]]; then
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cp "$nginxsnippets/wp-hardening.conf" "$runtimeinc/wp-hardening.conf"
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sed -i "s/phpVERSION/php$phpver/" "$runtimeinc/wp-hardening.conf"
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else
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echo "Warning: wp-hardening.conf not found in nginx-snippets"
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fi
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#
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# Copy WordPress rate-limit config (if missing)
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#
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if [[ -f "$nginxsnippets/wp-rate-limit.conf" ]]; then
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cp --no-clobber "$nginxsnippets/wp-rate-limit.conf" /etc/nginx/conf.d/wp-rate-limit.conf 2>/dev/null
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else
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echo "Warning: wp-rate-limit.conf not found in nginx-snippets"
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fi
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#
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# Determine MariaDB login method (uses earlier socket variable)
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#
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mariadbadmin="${mariadbadmin:-root}"
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printf "\nChecking MariaDB access method...\n"
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if [[ "$socketauth" == "yes" ]]; then
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dbmethod="socket"
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printf "Socket authentication detected (root)\n"
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elif [[ -n "$mariadbpwd" && -n "$mariadbadmin" ]]; then
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dbmethod="admin"
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printf "Using admin user authentication (%s)\n" "$mariadbadmin"
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elif [[ -n "$mariadbpwd" ]]; then
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dbmethod="password"
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printf "Using root password authentication\n"
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else
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printf "\nERROR: No valid MariaDB authentication method found.\n"
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printf "Tried socket, root password, and admin credentials.\n\n"
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exit 1
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fi
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#
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# Create WordPress database
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#
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case "$dbmethod" in
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socket)
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mysql -u root <<EOF
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CREATE DATABASE IF NOT EXISTS $dbname;
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CREATE USER IF NOT EXISTS '$dbuser'@'localhost' IDENTIFIED BY '${dbpass//\'/\'\\\'\'}';
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GRANT ALL PRIVILEGES ON $dbname.* TO '$dbuser'@'localhost';
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FLUSH PRIVILEGES;
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EOF
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;;
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password)
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mysql -u root -p"${mariadbpwd}" <<EOF
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CREATE DATABASE IF NOT EXISTS $dbname;
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CREATE USER IF NOT EXISTS '$dbuser'@'localhost' IDENTIFIED BY '${dbpass//\'/\'\\\'\'}';
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GRANT ALL PRIVILEGES ON $dbname.* TO '$dbuser'@'localhost';
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FLUSH PRIVILEGES;
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EOF
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;;
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admin)
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mysql -u "${mariadbadmin}" -p"${mariadbpwd}" <<EOF
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CREATE DATABASE IF NOT EXISTS $dbname;
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CREATE USER IF NOT EXISTS '$dbuser'@'localhost' IDENTIFIED BY '${dbpass//\'/\'\\\'\'}';
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GRANT ALL PRIVILEGES ON $dbname.* TO '$dbuser'@'localhost';
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FLUSH PRIVILEGES;
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EOF
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;;
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esac
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#
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# Create WordPress Nginx configuration
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#
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cp "$nginxsnippets/hostfiles/wordpress.80.conf" /etc/nginx/conf.d/"$hostname".conf
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sed -i "s/DOMAIN/$hostname/g" /etc/nginx/conf.d/"$hostname".conf
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sed -i "s/VERSION/$phpver/" /etc/nginx/conf.d/"$hostname".conf
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sed -i "s|/etc/nginx/conf.d/wp-hardening.conf|$runtimeinc/wp-hardening.conf|" /etc/nginx/conf.d/"$hostname".conf
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#
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# Validate Nginx configuration before restarting
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#
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nginx -t || { echo "" ; echo "Nginx configuration test failed. Please check /etc/nginx/conf.d/ for errors." ; echo "" ; exit 1; }
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#
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# Restart Nginx and PHP-FPM for changes to take effect
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#
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systemctl restart "$phpfpm" && systemctl restart nginx
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#
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# Wordpress notice
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#
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wpnotice=$(cat <<EOF
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-----------------------------------------------------------------------------------
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IMPORTANT:
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Go to http://$hostname/wp-admin/install.php and complete the setup
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-----------------------------------------------------------------------------------
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EOF
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)
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#
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# Print notice
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#
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printf '%s\n' "$wpnotice"
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#
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# All done
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#
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printf "\nAll Done — WordPress files located at: %s\n" "$wptarget"
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#
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# End of script
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#
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