halcyon_ynh/scripts/upgrade

#!/bin/bash

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

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

#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=3

# If fpm_footprint doesn't exist, create it
if [ -z "${fpm_footprint:-}" ]; then
    fpm_footprint=low
    ynh_app_setting_set --app="$app" --key=fpm_footprint --value="$fpm_footprint"
fi

# If fpm_free_footprint doesn't exist, create it
if [ -z "${fpm_free_footprint:-}" ]; then
    fpm_free_footprint=0
    ynh_app_setting_set --app="$app" --key=fpm_free_footprint --value="$fpm_free_footprint"
fi

# If fpm_usage doesn't exist, create it
if [ -z "${fpm_usage:-}" ]; then
    fpm_usage=low
    ynh_app_setting_set --app="$app" --key=fpm_usage --value="$fpm_usage"
fi

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=2

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir" --full_replace=1 --keep="config/config.ini"

chmod 750 "$install_dir"
chmod -R o-rwx "$install_dir"
chown -R "$app:www-data" "$install_dir"

#=================================================
# REAPPLY SYSTEM CONFIGURATIONS
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

# Create a dedicated PHP-FPM config
ynh_add_fpm_config --phpversion="$phpversion" --usage="$fpm_usage" --footprint="$fpm_footprint"

# Create a dedicated NGINX config
ynh_add_nginx_config

#=================================================
# SPECIFIC UPGRADE
#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..." --weight=1

ynh_add_config --template="config.ini.sample" --destination="$install_dir/config/config.ini"

chmod 400 "$install_dir/config/config.ini"
chown "$app:$app" "$install_dir/config/config.ini"

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

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