Install PHP 7.4, 8.0, PHP-FPM, and Apache2

install.sh

#!/bin/bash

# install basics
apt-get install -y php-imagick php-memcached php-redis php-xdebug php-dev imagemagick mcrypt

# install packages
apt-get install -y \
apache2 libapache2-mod-fcgid php7.4 php7.4-bcmath php7.4-bz2 php7.4-cgi php7.4-cli php7.4-common php7.4-curl php7.4-dba php7.4-dev php7.4-enchant php7.4-fpm php7.4-gd php7.4-gmp php7.4-imap php7.4-interbase php7.4-intl php7.4-json php7.4-ldap php7.4-mbstring php7.4-mysql php7.4-odbc php7.4-opcache php7.4-pgsql php7.4-phpdbg php7.4-pspell php7.4-readline php7.4-snmp php7.4-soap php7.4-sqlite3 php7.4-sybase php7.4-tidy php7.4-xdebug php7.4-xml php7.4-xmlrpc php7.4-xsl php7.4-zip php7.4-imagick php7.4-memcached php7.4-redis php8.0 php8.0-bcmath php8.0-bz2 php8.0-cgi php8.0-cli php8.0-common php8.0-curl php8.0-dba php8.0-dev php8.0-enchant php8.0-fpm php8.0-gd php8.0-gmp php8.0-imap php8.0-interbase php8.0-intl php8.0-ldap php8.0-mbstring php8.0-mysql php8.0-odbc php8.0-opcache php8.0-pgsql php8.0-phpdbg php8.0-pspell php8.0-readline php8.0-snmp php8.0-soap php8.0-sqlite3 php8.0-sybase php8.0-tidy php8.0-xdebug php8.0-xml php8.0-xmlrpc php8.0-xsl php8.0-zip php8.0-memcached php8.0-redis

# Configure php.ini for CLI
sed -i "s/error_reporting = .*/error_reporting = E_ALL/" /etc/php/7.4/cli/php.ini
sed -i "s/display_errors = .*/display_errors = On/" /etc/php/7.4/cli/php.ini
sed -i "s/memory_limit = .*/memory_limit = 512M/" /etc/php/7.4/cli/php.ini
sed -i "s/;date.timezone.*/date.timezone = UTC/" /etc/php/7.4/cli/php.ini

# Configure Xdebug
echo "xdebug.mode = debug" >> /etc/php/7.4/mods-available/xdebug.ini
echo "xdebug.discover_client_host = true" >> /etc/php/7.4/mods-available/xdebug.ini
echo "xdebug.client_port = 9003" >> /etc/php/7.4/mods-available/xdebug.ini
echo "xdebug.max_nesting_level = 512" >> /etc/php/7.4/mods-available/xdebug.ini
echo "opcache.revalidate_freq = 0" >> /etc/php/7.4/mods-available/opcache.ini

# Configure php.ini for FPM
sed -i "s/error_reporting = .*/error_reporting = E_ALL/" /etc/php/7.4/fpm/php.ini
sed -i "s/display_errors = .*/display_errors = On/" /etc/php/7.4/fpm/php.ini
sed -i "s/;cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/" /etc/php/7.4/fpm/php.ini
sed -i "s/memory_limit = .*/memory_limit = 512M/" /etc/php/7.4/fpm/php.ini
sed -i "s/upload_max_filesize = .*/upload_max_filesize = 100M/" /etc/php/7.4/fpm/php.ini
sed -i "s/post_max_size = .*/post_max_size = 100M/" /etc/php/7.4/fpm/php.ini
sed -i "s/;date.timezone.*/date.timezone = UTC/" /etc/php/7.4/fpm/php.ini

printf "[openssl]\n" | tee -a /etc/php/7.4/fpm/php.ini
printf "openssl.cainfo = /etc/ssl/certs/ca-certificates.crt\n" | tee -a /etc/php/7.4/fpm/php.ini
printf "[curl]\n" | tee -a /etc/php/7.4/fpm/php.ini
printf "curl.cainfo = /etc/ssl/certs/ca-certificates.crt\n" | tee -a /etc/php/7.4/fpm/php.ini

# Configure FPM
sed -i "s/user = www-data/user = vagrant/" /etc/php/7.4/fpm/pool.d/www.conf
sed -i "s/group = www-data/group = vagrant/" /etc/php/7.4/fpm/pool.d/www.conf
sed -i "s/listen\.owner.*/listen.owner = vagrant/" /etc/php/7.4/fpm/pool.d/www.conf
sed -i "s/listen\.group.*/listen.group = vagrant/" /etc/php/7.4/fpm/pool.d/www.conf
sed -i "s/;listen\.mode.*/listen.mode = 0666/" /etc/php/7.4/fpm/pool.d/www.conf

# Configure php.ini for CLI
sed -i "s/error_reporting = .*/error_reporting = E_ALL/" /etc/php/8.0/cli/php.ini
sed -i "s/display_errors = .*/display_errors = On/" /etc/php/8.0/cli/php.ini
sed -i "s/memory_limit = .*/memory_limit = 512M/" /etc/php/8.0/cli/php.ini
sed -i "s/;date.timezone.*/date.timezone = UTC/" /etc/php/8.0/cli/php.ini

# Configure Xdebug
echo "xdebug.mode = debug" >> /etc/php/8.0/mods-available/xdebug.ini
echo "xdebug.discover_client_host = true" >> /etc/php/8.0/mods-available/xdebug.ini
echo "xdebug.client_port = 9003" >> /etc/php/8.0/mods-available/xdebug.ini
echo "xdebug.max_nesting_level = 512" >> /etc/php/8.0/mods-available/xdebug.ini
echo "opcache.revalidate_freq = 0" >> /etc/php/8.0/mods-available/opcache.ini

# Configure php.ini for FPM
sed -i "s/error_reporting = .*/error_reporting = E_ALL/" /etc/php/8.0/fpm/php.ini
sed -i "s/display_errors = .*/display_errors = On/" /etc/php/8.0/fpm/php.ini
sed -i "s/;cgi.fix_pathinfo=1/cgi.fix_pathinfo=0/" /etc/php/8.0/fpm/php.ini
sed -i "s/memory_limit = .*/memory_limit = 512M/" /etc/php/8.0/fpm/php.ini
sed -i "s/upload_max_filesize = .*/upload_max_filesize = 100M/" /etc/php/8.0/fpm/php.ini
sed -i "s/post_max_size = .*/post_max_size = 100M/" /etc/php/8.0/fpm/php.ini
sed -i "s/;date.timezone.*/date.timezone = UTC/" /etc/php/8.0/fpm/php.ini

printf "[openssl]\n" | tee -a /etc/php/8.0/fpm/php.ini
printf "openssl.cainfo = /etc/ssl/certs/ca-certificates.crt\n" | tee -a /etc/php/8.0/fpm/php.ini
printf "[curl]\n" | tee -a /etc/php/8.0/fpm/php.ini
printf "curl.cainfo = /etc/ssl/certs/ca-certificates.crt\n" | tee -a /etc/php/8.0/fpm/php.ini

# Configure FPM
sed -i "s/user = www-data/user = vagrant/" /etc/php/8.0/fpm/pool.d/www.conf
sed -i "s/group = www-data/group = vagrant/" /etc/php/8.0/fpm/pool.d/www.conf
sed -i "s/listen\.owner.*/listen.owner = vagrant/" /etc/php/8.0/fpm/pool.d/www.conf
sed -i "s/listen\.group.*/listen.group = vagrant/" /etc/php/8.0/fpm/pool.d/www.conf
sed -i "s/;listen\.mode.*/listen.mode = 0666/" /etc/php/8.0/fpm/pool.d/www.conf

# Configure Apache
sed -i "s/www-data/vagrant/" /etc/apache2/envvars

# Enable FPM
a2enconf php8.0-fpm

# Assume user wants mode_rewrite support
sudo a2enmod rewrite

# Turn on HTTPS support
sudo a2enmod ssl

# Turn on proxy & fcgi
sudo a2enmod proxy proxy_fcgi

# Turn on headers support
sudo a2enmod headers actions alias

# Add Mutex to config to prevent auto restart issues
if [ -z "$(grep '^Mutex posixsem$' /etc/apache2/apache2.conf)" ]
then
    echo 'Mutex posixsem' | sudo tee -a /etc/apache2/apache2.conf
fi

a2dissite 000-default