#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# statistics-summary.py
# ------------------
# Copyright (C) 2008 Michel Blockelet <blockelet@crans.org>

'''Outil pour créer un résumé des statistiques de bcfg2.'''

import os
import xml.dom.minidom

def processHost(node):
	stamps = node.getElementsByTagName('OpStamps')
	curtime = 0
	for stamp in stamps:
		if float(stamp.getAttribute('start')) > curtime:
			curtime = float(stamp.getAttribute('start'))
			stats = stamp.parentNode

	if stats.getAttribute('state') == 'clean':
		return u' * %s - %s' % (node.getAttribute('name'), stats.getAttribute('time'))
	else:
		print u' * %s - %s' % (node.getAttribute('name'), stats.getAttribute('time'))
		bad = stats.getElementsByTagName('Bad')[0]
		print u'  State : %s - %d bad' % (stats.getAttribute('state'), int(stats.getAttribute('total')) - int(stats.getAttribute('good')))

		cfgfiles = bad.getElementsByTagName('ConfigFile')
		if len(cfgfiles) > 0:
			print u'  * Config files :'
			for cfgfile in cfgfiles:
				if cfgfile.getAttribute('current_exists') == 'false':
					print u'   + %s' % cfgfile.getAttribute('name')
				else:
					print u'   * %s' % cfgfile.getAttribute('name')
		
		packages = bad.getElementsByTagName('Package')
		if len(packages) > 0:
			print u'  * Packages :'
			for package in packages:
				if package.getAttribute('current_version') == '':
					print u'   + %s :: %s' % (package.getAttribute('name'), package.getAttribute('version'))
				else:
					print u'   * %s :: %s -> %s' % (package.getAttribute('name'), package.getAttribute('current_version'), package.getAttribute('version'))
		
		print ''
		return ''


if __name__ == '__main__':
	statsfile = '/var/lib/bcfg2/etc/statistics.xml'
	if os.access(statsfile, os.F_OK):
		doc = xml.dom.minidom.parse(statsfile)
		cleans = []
		print u'* Bad hosts :'
		for node in doc.getElementsByTagName('Node'):
			cleans.append(processHost(node))
		print u'* Clean hosts :'
		for clean in cleans:
			if clean != '':
				print clean
	else:
		print u'Impossible d\'accéder au fichier de statistiques : %s !' % statsfile