moodle upgrade

upgrade.sh

#!/bin/bash

# 0. Turn on mainternance mode then SSH to server
# 1. Switch to account `prod_onlinetraining`, using onlinetraining password
sudo su prod_onlinetraining

# 2. Move to moodle folder
cd ~/public_html/

# 2.2. Turn off cron job then wait for all cronjob finish
crontab -e
## => Then add `#` to the last line for disabling new cron job being queued
## => save file (Ctrl + X => Y => Enter)
## Wait until all cron processes finish (below command should output nothing)
ps aux | grep [c]ron.php

# 3. Update source code on current branch
git pull

# 4 (Optional) Check and move to newer branch
git branch -a
## if the hightlight branch is not the latest (current is `MOODLE_402_STABLE`)
## checkout your wanted branch
git checkout --track origin/MOODLE_402_STABLE

# 5. Run upgrade command
php8.0 admin/cli/upgrade.php

# 6. Verify the site on web, and test cron job can be run without error
php8.0 admin/cli/cron.php

# 7. Restore cronjob
crontab -e
## Then remove the `#` you added in step 2.2
## save file (Ctrl + X => Y => Enter)