my_capsule_ynh/scripts/upgrade

#!/bin/bash

#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================

source _common.sh
source ynh_apps
source /usr/share/yunohost/helpers

#=================================================
# CHECK VERSION
#=================================================

upgrade_type=$(ynh_check_app_version_changed)

#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Making sure dedicated system user exists..."

if [ $with_sftp -eq 1 ]
then
	groups="sftp.app"
else
	groups=""
fi

ynh_system_user_create --username=$app --home_dir="$install_dir" --groups="$groups"

if [ -n "$password" ]
then
	# Add the password to this user
	chpasswd <<< "${app}:${password}"
fi

# Change the user group for previous my_webapp install script
groupadd -f "$app"
usermod -g "$app" "$app"

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================

if [ "$upgrade_type" == "UPGRADE_APP" ]
then
	ynh_script_progression --message="Upgrading source files..."

	# Download, check integrity, uncompress and patch the source from app.src
	ynh_setup_source --dest_dir="$install_dir/www/htmgem"
fi

chmod -R o-rwx "$install_dir"
chown -R $app:www-data "$install_dir"

#=================================================
# PHP-FPM CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading PHP-FPM configuration..."

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --usage=low --footprint=low

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC UPGRADE
#=================================================
# APPLY RIGHTS
#=================================================
ynh_script_progression --message="Apply rights..."

chown -R $app:www-data "$install_dir"

# Home directory of the user needs to be owned by $app to allow
# SFTP connections
chown $app:$app "$install_dir"
setfacl -m g:$app:r-x "$install_dir"
setfacl -m g:www-data:r-x "$install_dir"
setfacl -m g:gemserv:r-x "$install_dir"
chmod o-rwx "$install_dir"

#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..."

ynh_add_config --template="../conf/server.toml" --destination="/etc/gemserv/config.d/$domain.toml"
ynh_systemd_action --service_name=gemserv --action=reload

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression --message="Upgrade of $app completed"