monito/servers/icinga2.js

/* -*- mode: js; js-basic-offset: 4; indent-tabs-mode: nil -*- */
/*
  Monito Gnome-Shell extension
  Copyright (C) 2021  Benjamin Drieu

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License along
  with this program; if not, write to the Free Software Foundation, Inc.,
  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

  SPDX-License-Identifier: GPL-2.0-or-later
*/

const { Soup } = imports.gi;

const ExtensionUtils = imports.misc.extensionUtils;
const Lang = imports.lang;
const Main = imports.ui.main;
const Me = ExtensionUtils.getCurrentExtension();
const Preferences = Me.imports.prefs;

let _httpSession;


class Icinga2 {
    constructor ( _server ) {
        log ( '>>> New Icinga2 #' + _server );
        this.server = _server
    }

    refresh ( extension ) {
        let _settings = Preferences.getAccountSettings ( this.server );
        log ( 'monito server >>> ' + this.server );
	let type = _settings.get_string ( "type" );
	let username = _settings.get_string ( "username" );
	let name = _settings.get_string ( "name" );
	let password = _settings.get_string ( "password" );
	let urlcgi = _settings.get_string ( "urlcgi" );

        log ( 'monito name >>> ' + name );
        log ( 'monito type >>> ' + type );
        log ( 'monito username >>> ' + username );
        log ( 'monito urlcgi >>> ' + urlcgi );

//	urlcgi = urlcgi.replace ( /^(https?:\/\/)/, '$1' + username + ':' + password + '@'  );

        if (_httpSession === undefined) {
            _httpSession = new Soup.Session();
            _httpSession.user_agent = Me.metadata.uuid;
        } 
        
        try {

            let message = Soup.form_request_new_from_hash ( 'GET', urlcgi, { 'format': 'json' } );
            message.request_headers.append ( 'Accept', 'application/json' );

            let auth = new Soup.AuthBasic()
            auth.authenticate ( username, password );
            message.request_headers.append ( "Authorization", auth.get_authorization ( message ) );

            
            _httpSession.queue_message(message, Lang.bind
                                       (this, function(_httpSession, message)
                                        {
                                            // TODO format this in the manner of icinga1
//	                                    log ( '>>> ' + message.response_body.data );
		                            let json = JSON.parse(message.response_body.data);
                                            let _statuses = [ 'OK', 'WARNING', 'CRITICAL', 'UNKNOWN' ];

                                            this.status = { };
                                            this.status.service_status = [ ];

                                            for ( var entry of json )
                                            {
//                                                if ( entry.status != 0 )
//                                                    log ( JSON.stringify(entry, null, 2) );

                                                this.status.service_status.push ( {
                                                    status: _statuses [ entry.service_state ],
                                                    host_name: entry.host_name,
                                                    service_display_name: entry.service_display_name,
                                                    attempts: entry.service_attempt,
                                                    status_information: entry.service_output,
                                                    last_check: new Date ( parseInt(entry.service_last_state_change) * 1000 ) . toString(),
                                                } );
                                            }
                                            
	                                    extension.refreshUI ( this );
                                        }
                                       )
                                      );
            return true;
        }
        catch (e) {
	    Main.notify(_('Zbeu!')); 
	    log(e);
            return false;
        }
    }

}