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ihatemoney_ynh/scripts/upgrade

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#!/bin/bash
#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
source _common.sh
source /usr/share/yunohost/helpers
#=================================================
# CHECK VERSION
#=================================================
ynh_script_progression --message="Checking version..."
upgrade_type=$(ynh_check_app_version_changed)
if ynh_compare_current_package_version --comparison le --version "4.1.5~ynh2"; then
upgrade_from_opt=true
else
upgrade_from_opt=false
fi
#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# STOP SYSTEMD SERVICE
#=================================================
if [[ "$upgrade_from_opt" == "false" ]]; then
ynh_script_progression --message="Stopping a systemd service..." --weight=1
ynh_systemd_action --service_name="$app" --action="stop"
fi
#=================================================
# ENSURE DOWNWARD COMPATIBILITY
#=================================================
ynh_script_progression --message="Ensuring downward compatibility..." --weight=1
# MIGRATION: Remove old code (from pre-4.1.5 versions, not using venv)
if [[ "$upgrade_from_opt" == "true" ]]; then
# Remove legacy install dir
ynh_secure_remove /opt/yunohost/ihatemoney
# Remove legacy Supervisor config
rm -f /etc/supervisor/conf.d/ihatemoney.conf
if [ -e /etc/ihatemoney/settings.py ]; then
# Strip out the no longer used part of the settings
python3 -c "d = open('/etc/ihatemoney/settings.py').read().replace('try:\n from settings import *\nexcept ImportError:\n pass\n', ''); open('/etc/ihatemoney/settings.py', 'w').write(d)"
# Rename
mv /etc/ihatemoney/settings.py "/etc/ihatemoney/ihatemoney.cfg"
fi
for old_file in "/etc/ihatemoney/ihatemoney.cfg" "/etc/$app/gunicorn.conf.py"; do
ynh_backup_if_checksum_is_different --file="$old_file"
ynh_delete_file_checksum --file="$old_file"
done
install_dir=/var/www/$app
ynh_app_setting_set --app="$app" --key=install_dir --value="$install_dir"
db_name=ihatemoney
db_user=$db_name
ynh_app_setting_set --app="$app" --key=db_name --value="$db_name"
fi
# If secret_key doesn't exist, create it
if [ -z "${secret_key:-}" ]; then
secret_key=$(ynh_string_random --length=32)
ynh_app_setting_set --app="$app" --key=secret_key --value="$secret_key"
fi
# If hashed_password doesn't exist, create it
if [ -z "${hashed_password:-}" ]; then
password=$(ynh_string_random --length=16)
hashed_password=$(_hash_password "$password")
ynh_app_setting_set --app="$app" --key=hashed_password --value="$hashed_password"
fi
if [ ! -d "/var/log/$app" ]; then
# Configure log directory
mkdir -p "/var/log/$app"
chown -R "$app:$app" "/var/log/$app"
fi
#=================================================
# SPECIFIC UPGRADE
#=================================================
# BUILD VENV
#=================================================
ynh_script_progression --message="Building venv..." --weight=6
ynh_secure_remove --file="$install_dir/venv"
__ynh_python_venv_setup --venv_dir="$install_dir/venv" --packages "${pip_dependencies[*]}"
python_venv_site_packages=$(__ynh_python_venv_get_site_packages_dir -d "$install_dir/venv")
#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading NGINX web server configuration..." --weight=1
# Create a dedicated NGINX config
## Needs $python_venv_site_packages
ynh_add_nginx_config
#=================================================
# UPDATE A CONFIG FILE
#=================================================
ynh_script_progression --message="Updating a configuration file..."
# Allows to comment some config lines if not using sub path
sub_path_only="$(if [[ "$path" == "/" ]]; then echo '# ' ; else echo ''; fi)"
ynh_add_config --template="../conf/gunicorn.conf.py" --destination="$install_dir/gunicorn.conf.py"
ynh_add_config --template="../conf/ihatemoney.cfg" --destination="$install_dir/ihatemoney.cfg"
chown -R "$app:www-data" "$install_dir"
#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression --message="Upgrading systemd configuration..." --weight=1
ynh_add_systemd_config
#=================================================
# GENERIC FINALIZATION
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
yunohost service add "$app" --description="$app daemon for IHateMoney" --log=systemd
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=1
ynh_systemd_action --service_name="$app" --action="start" --line_match="Listening at"
wait_gunicorn_start
#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Upgrade of $app completed" --last