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domoticz_ynh/scripts/restore
2021-08-05 02:21:46 +02:00

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#!/bin/bash
#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
# Keep this path for calling _common.sh inside the execution's context of backup and restore scripts
source ../settings/scripts/_common.sh
source /usr/share/yunohost/helpers
#=================================================
# MANAGE SCRIPT FAILURE
#=================================================
ynh_clean_setup () {
ynh_clean_check_starting
}
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors
#=================================================
# LOAD SETTINGS
#=================================================
ynh_script_progression --message="Loading installation settings..."
app=$YNH_APP_INSTANCE_NAME
domain=$(ynh_app_setting_get --app=$app --key=domain)
path_url=$(ynh_app_setting_get --app=$app --key=path)
final_path=$(ynh_app_setting_get --app=$app --key=final_path)
backup_OS=$(ynh_app_setting_get --app=$app --key=OS)
backup_mach=$(ynh_app_setting_get --app=$app --key=mach)
api_path=$(ynh_app_setting_get --app=$app --key=api_path)
#=================================================
# CHECK IF THE APP CAN BE RESTORED
#=================================================
ynh_script_progression --message="Validating restoration parameters..."
ynh_webpath_available --domain=$domain --path_url=$path_url \
|| ynh_die --message="Path not available: ${domain}${path_url}"
#ynh_webpath_available --domain=$domain --path_url=$api_path \
# || ynh_die --message="Path not available: ${domain}${api_path}"
test ! -d $final_path \
|| ynh_die --message="There is already a directory: $final_path "
#As we are downloading compiled binaries for each system, we have to check if the restore occurs
#on the same system type. If we are restoring on another system type it won't work and in that
#case we must go through a reinstall process.
test "$backup_OS" = "$OS" \
|| ynh_die --message="Cannot restore : previous OS is $backup_OS, current OS is $OS, please reinstall"
test "$backup_mach" = "$MACH" \
|| ynh_die --message="Cannot restore : previous machine type is $backup_mach, current machine type is $MACH, please reinstall"
#=================================================
# STANDARD RESTORATION STEPS
#=================================================
# RESTORE THE NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the NGINX web server configuration..."
ynh_restore_file --origin_path="/etc/nginx/conf.d/$domain.d/$app.conf"
#=================================================
# RECREATE THE DEDICATED USER
#=================================================
ynh_script_progression --message="Recreating the dedicated system user..."
# Create the dedicated user (if not existing)
ynh_system_user_create --username=$app --home_dir=$final_path
#allow user to access USB / serial port to communicate with tools (RFXtrx, Z-wave dongle, etc.) & i2c bus
if grep dialout -q < /etc/group; then
usermod -a -G dialout $app
fi
if grep i2c -q < /etc/group; then
usermod -a -G i2c $app
fi
if grep gpio -q < /etc/group; then
usermod -a -G gpio $app
fi
#Restore user authorization to restart server
ynh_restore_file --origin_path="/etc/sudoers.d/$app"
#=================================================
# RESTORE THE APP MAIN DIR
#=================================================
ynh_script_progression --message="Restoring the app main directory..." --weight=5
ynh_restore_file --origin_path="$final_path"
chmod 750 "$final_path"
chmod -R o-rwx "$final_path"
chown -R $app:$app "$final_path"
#=================================================
# SPECIFIC RESTORATION
#=================================================
# REINSTALL DEPENDENCIES
#=================================================
ynh_script_progression --message="Reinstalling dependencies..." --weight=5
# Define and install dependencies
ynh_install_app_dependencies $pkg_dependencies
#=================================================
# RESTORE SYSTEMD
#=================================================
ynh_script_progression --message="Restoring the systemd configuration..." --weight=3
ynh_restore_file --origin_path="/etc/systemd/system/$app.service"
systemctl enable $app.service --quiet
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..."
yunohost service add $app --description="Domotique open sources" --log="/var/log/$app/$app.log"
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..."
ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
#=================================================
# RESTORE THE LOGROTATE CONFIGURATION
#=================================================
ynh_script_progression --message="Restoring the logrotate configuration..."
mkdir -p /var/log/$app
chown -R domoticz: /var/log/$app
ynh_restore_file --origin_path="/etc/logrotate.d/$app"
#=================================================
# GENERIC FINALIZATION
#=================================================
# RELOAD NGINX AND PHP-FPM
#=================================================
ynh_script_progression --message="Reloading NGINX web server..." --weight=3
ynh_systemd_action --service_name=nginx --action=reload
#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Restoration completed for $app" --last