#!/bin/bash

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

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

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Upgrading source files..." --weight=18

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

# Download, check integrity, uncompress and patch the source from app.src
NETDATA_TMPDIR=$(mktemp -d)
ynh_setup_source "$NETDATA_TMPDIR" --full_replace=1

#=================================================
# SPECIFIC UPGRADE
#=================================================

# signal netdata to start saving its database
# this is handy if your database is big
pids=$(pidof netdata)
if [ -n "${pids}" ]; then
	kill -USR1 ${pids}
fi

# create a temporary file for the log
tmplog=$(mktemp /tmp/netdata-updater-log-XXXXXX.log)

pushd "$NETDATA_TMPDIR"
	# the installer.sh script will append "netdata" after the --install-prefix arg
	./netdata-installer.sh --install-prefix /var/www/ --dont-wait --disable-cloud  >"$tmplog" 2>"$tmplog" || ynh_die "FAILED TO COMPILE/INSTALL NETDATA"
popd

# Specific configuration
configure_netdata

#=================================================
# NGINX CONFIGURATION
#=================================================
ynh_script_progression --message="Upgrading system configurations related to $app..." --weight=1

# Create a dedicated NGINX config
ynh_add_nginx_config

yunohost service add "$app" --description "Real-time performance and health monitoring" --log "$install_dir/var/log/netdata/error.log" "$install_dir/var/log/netdata/access.log" "$install_dir/var/log/netdata/debug.log"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=1

ynh_systemd_action --service_name="$app" --action="restart" --log_path="$install_dir/var/log/$app/error.log"

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

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