How to add Composer to a chrooted environment in Plesk?

Question

How to add Composer to a chrooted environment in Plesk?

Answer

Note: Such kind of setup is not possible to be done through Plesk Interface.

1. Connect to the server via SSH

2. Download the latest update_chroot.zip archive from the article and unpack it:

   # unzip update_chroot.zip

3. Add PHP to the chrooted template. Use the following article for detailed steps: How to add new programs to a chrooted shell environment template?

   Note: If Plesk PHP is intended to be used instead of OS PHP, use solution from the following article to set it as default: How to specify PHP version for command line php for user on Plesk server

4. Add PHP Composer with the data files to the template:

   # ./update_chroot.sh –add composer
   # mkdir -p /var/www/vhosts/chroot/usr/lib64/plesk-9.0/
   # cp -a /usr/lib64/plesk-9.0/composer.phar /var/www/vhosts/chroot/usr/lib64/plesk-9.0/

5. Create aliases for /opt/plesk/php/7.4/bin/php and /usr/lib64/plesk-9.0/composer.phar files for chroot environment:

   # ln -s /opt/plesk/php/7.4/bin/php /var/www/vhosts/chroot/bin/php

   # ln -s /usr/lib64/plesk-9.0/composer.phar/ /var/www/vhosts/chroot/composer

6. Add programs required for the Composer functioning to the template:

   # ./update_chroot.sh –add env

7. Apply template changes to all domains:

   # ./update_chroot.sh –apply all

Additional information

How to run Composer with Plesk PHP