def __init__(self):
"""
Manages the small webserver.
"""
threading.Thread.__init__(self)
# Register events...
cherrypy.engine.subscribe('graceful', self.stop)
# Update the configuration...
cherrypy.config.update({'server.socket_host': Config.getConfigValue('Webserver', 'interface'),
'server.socket_port': int(Config.getConfigValue('Webserver', 'port'))})
cherrypy.config.update({'tools.staticdir.root': WebServer.current_dir})
cherrypy.config.update({'log.screen': False})
# Serving static content
confStaticContent = {
'/statics': {
'tools.staticdir.dir': 'statics',
'tools.staticdir.on': True
},
'/css': {
'tools.staticdir.dir': 'css',
'tools.staticdir.on': True
},
'/img': {
'tools.staticdir.dir': 'img',
'tools.staticdir.on': True
},
'/js': {
'tools.staticdir.dir': 'js',
'tools.staticdir.on': True
},
'/media': {
'tools.staticdir.dir': 'media',
'tools.staticdir.on': True
},
'/api/check': {
'request.dispatch': self.setupRoutes()
}
}
# Using Pages class (see below)
webApplication = cherrypy.tree.mount(Pages(self.env), '/', confStaticContent)
# Disable screen log (standard out)
if False == Config.CR_CONFIG_ENABLE_DEBUG_MODE:
cherrypy.log.error_log.propagate = False
cherrypy.log.access_log.propagate = False
self.start()
def run(self):
"""
Executes checks.
"""
# Getting informations about the current host
Checks.hostEntity = self.MyCollector.get_infos()
while Checks.performChecks:
if self.tickPerformCheck <= self.tickCount:
crLog.writeDebug('---- New check -----')
# Checking CPU
if crUtilsText.textToBool(Config.getConfigValue('Checks', 'enable_cpu_check')):
crLog.writeDebug('Doing a CPU check...')
Checks.last_check_cpu = self.MyCollector.get_cpu()
# Checking memory
if crUtilsText.textToBool(Config.getConfigValue('Checks', 'enable_memory_check')):
crLog.writeDebug('Doing a memory check...')
Checks.last_check_memory = self.MyCollector.get_memory()
# Checking Load Average
if crUtilsText.textToBool(Config.getConfigValue('Checks', 'enable_load_check')):
crLog.writeDebug('Doing a load average check...')
Checks.last_check_loadAverage = self.MyCollector.get_loadaverage()
# Checking disks informations
if crUtilsText.textToBool(Config.getConfigValue('Checks', 'enable_disks_check')):
crLog.writeDebug('Doing a disk check....')
Checks.last_check_disk = self.MyCollector.get_disks()
# Updating last check date...
Checks.last_check_date = datetime.datetime.now() # Update the last check date
# Wait 60 seconds before next checks...
crLog.writeDebug('All checks are done')
crLog.writeDebug('Next checks in ' + str(self.tickPerformCheck) + ' seconds...')
self.tickCount = 0
# new tick
self.tickCount += 1
time.sleep(1)
def run(self):
"""
Constructor.
"""
isError = False # If True, there are one or more errors when CentralReport is trying to start
# Preparing Logs
crLog.configLog(Config.CR_CONFIG_ENABLE_DEBUG_MODE)
crLog.writeInfo('CentralReport is starting...')
CentralReport.startingDate = datetime.datetime.now() # Starting date
CentralReport.configuration = Config() # Getting config object
# Getting current OS...
if (Config.HOST_CURRENT == Config.HOST_MAC) | (Config.HOST_CURRENT == Config.HOST_DEBIAN) | (
Config.HOST_CURRENT == Config.HOST_UBUNTU):
crLog.writeInfo(Config.HOST_CURRENT + ' detected. Starting ThreadChecks...')
CentralReport.checks_thread = crThreads.Checks() # Launching checks thread
else:
isError = True
crLog.writeCritical('Sorry, but your OS is not supported yet...')
# Is webserver enabled?
if not isError & crUtilsText.textToBool(Config.getConfigValue('Webserver', 'enable')):
crLog.writeInfo('Enabling the webserver')
CentralReport.webserver_thread = WebServer()
else:
crLog.writeInfo('Webserver is disabled by configuration file')
if not isError:
crLog.writeInfo('CentralReport started!')
while CentralReport.isRunning:
try:
if not Config.CR_CONFIG_ENABLE_DEBUG_MODE:
# If .pid file is not found, we must stop CR (only in production environment)
try:
pf = file(self.pidfile, 'r')
pf.close()
except IOError:
crLog.writeError('Pid file is not found. CentralReport must stop itself.')
CentralReport.isRunning = False
self.stop()
time.sleep(1)
except KeyboardInterrupt:
# Stopping CR
crLog.writeFatal('KeyboardInterrupt exception. Stopping CentralReport...')
CentralReport.isRunning = False
self.stop()
else:
crLog.writeError('Error launching CentralReport!')
def api_date_check(self):
tmpl = self.env.get_template('json/date_check.json')
cherrypy.response.headers['Content-Type'] = 'application/json'
tmpl_vars = dict()
if Checks.last_check_date is None:
tmpl_vars['last_timestamp'] = '0'
tmpl_vars['last_fulldate'] = 'Never'
else:
tmpl_vars['last_timestamp'] = crUtilsDate.datetimeToTimestamp(Checks.last_check_date)
tmpl_vars['last_fulldate'] = Checks.last_check_date.strftime("%Y-%m-%d %H:%M:%S")
tmpl_vars['current_timestamp'] = crUtilsDate.datetimeToTimestamp(datetime.datetime.now())
try:
tmpl_vars['checks_interval'] = int(Config.getConfigValue('Checks', 'interval'))
except:
tmpl_vars['checks_interval'] = int(Config.CR_CONFIG_DEFAULT_CHECKS_INTERVAL)
return tmpl.render(tmpl_vars)
def __init__(self):
threading.Thread.__init__(self)
crLog.writeDebug('ThreadChecks is starting...') # Standard output
# What is the current os?
if Config.HOST_CURRENT == Config.HOST_MAC:
self.MyCollector = crCollectors.MacCollector()
elif (Config.HOST_CURRENT == Config.HOST_DEBIAN) \
| (Config.HOST_CURRENT == Config.HOST_UBUNTU):
self.MyCollector = crCollectors.DebianCollector()
# Perform a check every xx ticks (1 tick = 1 second)
try:
self.tickPerformCheck = int(Config.getConfigValue('Checks', 'interval'))
except:
self.tickPerformCheck = 60
crLog.writeDebug('Interval between two checks: ' + str(self.tickPerformCheck) + ' seconds')
self.start()
def api_full_check(self):
tmpl = self.env.get_template('json/full_check.json')
cherrypy.response.headers['Content-Type'] = 'application/json'
tmpl_vars = dict()
if Checks.last_check_date is None:
tmpl_vars['last_timestamp'] = '0'
tmpl_vars['last_fulldate'] = 'Never'
else:
tmpl_vars['last_timestamp'] = crUtilsDate.datetimeToTimestamp(Checks.last_check_date)
tmpl_vars['last_fulldate'] = Checks.last_check_date.strftime("%Y-%m-%d %H:%M:%S")
tmpl_vars['current_timestamp'] = crUtilsDate.datetimeToTimestamp(datetime.datetime.now())
# CPU Check informations
if Checks.last_check_cpu is None:
tmpl_vars['cpu_check_enabled'] = 'False'
else:
tmpl_vars['cpu_check_enabled'] = 'True'
tmpl_vars['cpu_percent'] = int(Checks.last_check_cpu.user) + int(Checks.last_check_cpu.system)
tmpl_vars['cpu_user'] = Checks.last_check_cpu.user
tmpl_vars['cpu_system'] = Checks.last_check_cpu.system
if int(Config.getConfigValue('Alerts', 'cpu_alert')) <= int(tmpl_vars['cpu_percent']):
tmpl_vars['cpu_state'] = "alert"
elif int(Config.getConfigValue('Alerts', 'cpu_warning')) <= int(tmpl_vars['cpu_percent']):
tmpl_vars['cpu_state'] = "warning"
else:
tmpl_vars['cpu_state'] = 'ok'
# Memory check informations
if Checks.last_check_memory is None:
tmpl_vars['memory_check_enabled'] = 'False'
else:
tmpl_vars['memory_check_enabled'] = "True"
tmpl_vars['memory_percent'] = ((int(Checks.last_check_memory.total) - int(
Checks.last_check_memory.free)) * 100) / int(Checks.last_check_memory.total)
tmpl_vars['memory_free'] = crUtilsText.convertByte(Checks.last_check_memory.free)
tmpl_vars['memory_total'] = crUtilsText.convertByte(Checks.last_check_memory.total)
tmpl_vars['memory_used'] = crUtilsText.convertByte(
float(Checks.last_check_memory.total) - float(Checks.last_check_memory.free))
if int(tmpl_vars['memory_percent']) >= int(Config.getConfigValue('Alerts', 'memory_alert')):
tmpl_vars['memory_state'] = "alert"
elif int(tmpl_vars['memory_percent']) >= int(Config.getConfigValue('Alerts', 'memory_warning')):
tmpl_vars['memory_state'] = "warning"
else:
tmpl_vars['memory_state'] = 'ok'
# Last: swap stats
if 0 != int(Checks.last_check_memory.swapSize):
tmpl_vars['swap_percent'] = int(Checks.last_check_memory.swapUsed) * 100 / int(
Checks.last_check_memory.swapSize)
tmpl_vars['swap_used'] = crUtilsText.convertByte(Checks.last_check_memory.swapUsed)
tmpl_vars['swap_free'] = crUtilsText.convertByte(Checks.last_check_memory.swapFree)
tmpl_vars['swap_size'] = crUtilsText.convertByte(Checks.last_check_memory.swapSize)
# On Mac, the swap is unlimited (only limited by the available hard drive size)
if Checks.last_check_memory.swapSize == Checks.last_check_memory.total:
tmpl_vars['swap_configuration'] = 'unlimited'
else:
tmpl_vars['swap_configuration'] = 'limited'
if isinstance(tmpl_vars['swap_percent'], int):
if int(tmpl_vars['swap_percent']) >= int(Config.getConfigValue('Alerts', 'swap_alert')):
tmpl_vars['swap_state'] = 'alert'
elif int(tmpl_vars['swap_percent']) >= int(Config.getConfigValue('Alerts', 'swap_warning')):
tmpl_vars['swap_state'] = 'warning'
else:
tmpl_vars['swap_state'] = 'ok'
else:
tmpl_vars['swap_state'] = 'ok'
else:
# No swap available on this host
tmpl_vars['swap_configuration'] = 'undefined'
# Load average
if Checks.last_check_loadAverage is None:
tmpl_vars['load_check_enabled'] = 'False'
else:
tmpl_vars['load_check_enabled'] = "True"
tmpl_vars['load_last_one'] = Checks.last_check_loadAverage.last1m
tmpl_vars['load_percent'] = (float(Checks.last_check_loadAverage.last1m) * 100) / int(
Checks.hostEntity.cpuCount)
if int(tmpl_vars['load_percent']) >= int(Config.getConfigValue('Alerts', 'load_alert')):
tmpl_vars['load_state'] = "alert"
elif int(tmpl_vars['load_percent']) >= int(Config.getConfigValue('Alerts', 'load_warning')):
tmpl_vars['load_state'] = "warning"
else:
tmpl_vars['load_state'] = 'ok'
tmpl_vars['uptime_full_text'] = crUtilsText.secondsToPhraseTime(
int(Checks.last_check_loadAverage.uptime))
tmpl_vars['uptime_seconds'] = crUtilsText.numberSeparators(str(Checks.last_check_loadAverage.uptime))
tmpl_vars['start_date'] = datetime.datetime.fromtimestamp(
crUtilsDate.datetimeToTimestamp(Checks.last_check_date) - int(
Checks.last_check_loadAverage.uptime)).strftime("%Y-%m-%d %H:%M:%S")
return tmpl.render(tmpl_vars)
def index(self):
tmpl = self.env.get_template('index.tpl')
tmpl_vars = dict()
# Host informations
tmpl_vars['hostname'] = Checks.hostEntity.hostname
tmpl_vars['os_name'] = Checks.hostEntity.osName
tmpl_vars['os_version'] = Checks.hostEntity.osVersion
if Config.HOST_CURRENT == Config.HOST_MAC:
tmpl_vars['host_os'] = 'MAC'
elif Config.HOST_CURRENT == Config.HOST_UBUNTU:
tmpl_vars['host_os'] = 'UBUNTU'
elif Config.HOST_CURRENT == Config.HOST_DEBIAN:
tmpl_vars['host_os'] = 'DEBIAN'
tmpl_vars['CR_version'] = Config.CR_VERSION
tmpl_vars['CR_version_name'] = Config.CR_VERSION_NAME
if Checks.last_check_date is None:
tmpl_vars['last_check'] = 'Never'
else:
tmpl_vars['last_check'] = Checks.last_check_date.strftime("%Y-%m-%d %H:%M:%S")
# CPU stats
if Checks.last_check_cpu is not None:
tmpl_vars['cpu_percent'] = 100 - int(Checks.last_check_cpu.idle)
tmpl_vars['cpu_user'] = Checks.last_check_cpu.user
tmpl_vars['cpu_system'] = Checks.last_check_cpu.system
tmpl_vars['cpu_count'] = Checks.hostEntity.cpuCount
if int(tmpl_vars['cpu_percent']) >= int(Config.getConfigValue('Alerts', 'cpu_alert')):
tmpl_vars['cpu_alert'] = True
elif int(tmpl_vars['cpu_percent']) >= int(Config.getConfigValue('Alerts', 'cpu_warning')):
tmpl_vars['cpu_warning'] = True
else:
tmpl_vars['cpu_ok'] = True
# Memory and swap stats
if Checks.last_check_memory is not None:
# First: Memory stats
tmpl_vars['memory_percent'] = ((int(Checks.last_check_memory.total) - int(
Checks.last_check_memory.free)) * 100) / int(Checks.last_check_memory.total)
tmpl_vars['memory_free'] = crUtilsText.convertByte(Checks.last_check_memory.free)
tmpl_vars['memory_total'] = crUtilsText.convertByte(Checks.last_check_memory.total)
tmpl_vars['memory_used'] = crUtilsText.convertByte(
float(Checks.last_check_memory.total) - float(Checks.last_check_memory.free))
# Memory status
if int(tmpl_vars['memory_percent']) >= int(Config.getConfigValue('Alerts', 'memory_alert')):
tmpl_vars['memory_alert'] = True
elif int(tmpl_vars['memory_percent']) >= int(Config.getConfigValue('Alerts', 'memory_warning')):
tmpl_vars['memory_warning'] = True
else:
tmpl_vars['memory_ok'] = True
# Last: swap stats
if 0 != int(Checks.last_check_memory.swapSize):
tmpl_vars['swap_percent'] = int(Checks.last_check_memory.swapUsed) * 100 / int(
Checks.last_check_memory.swapSize)
tmpl_vars['swap_used'] = crUtilsText.convertByte(Checks.last_check_memory.swapUsed)
tmpl_vars['swap_free'] = crUtilsText.convertByte(Checks.last_check_memory.swapFree)
tmpl_vars['swap_size'] = crUtilsText.convertByte(Checks.last_check_memory.swapSize)
# On Mac, the swap is unlimited (only limited by the available hard drive size)
if Checks.last_check_memory.swapSize == Checks.last_check_memory.total:
tmpl_vars['swap_configuration'] = 'unlimited'
else:
tmpl_vars['swap_configuration'] = 'limited'
if isinstance(tmpl_vars['swap_percent'], int):
if int(tmpl_vars['swap_percent']) >= int(Config.getConfigValue('Alerts', 'swap_alert')):
tmpl_vars['swap_alert'] = True
elif int(tmpl_vars['swap_percent']) >= int(Config.getConfigValue('Alerts', 'swap_warning')):
tmpl_vars['swap_warning'] = True
else:
tmpl_vars['swap_ok'] = True
else:
tmpl_vars['swap_ok'] = True
else:
# No swap available on this host
tmpl_vars['swap_configuration'] = 'undefined'
# Load average stats
if Checks.last_check_loadAverage is not None:
tmpl_vars['loadaverage'] = Checks.last_check_loadAverage.last1m
tmpl_vars['loadaverage_percent'] = (float(Checks.last_check_loadAverage.last1m) * 100) / int(
Checks.hostEntity.cpuCount)
if int(tmpl_vars['loadaverage_percent']) >= int(Config.getConfigValue('Alerts', 'load_alert')):
tmpl_vars['load_alert'] = True
elif int(tmpl_vars['loadaverage_percent']) >= int(Config.getConfigValue('Alerts', 'load_warning')):
tmpl_vars['load_warning'] = True
else:
tmpl_vars['load_ok'] = True
# Uptime stats (checked in load average collector)
if Checks.last_check_loadAverage is not None:
tmpl_vars['uptime'] = crUtilsText.secondsToPhraseTime(int(Checks.last_check_loadAverage.uptime))
tmpl_vars['uptime_seconds'] = crUtilsText.numberSeparators(str(Checks.last_check_loadAverage.uptime))
tmpl_vars['start_date'] = datetime.datetime.fromtimestamp(
crUtilsDate.datetimeToTimestamp(Checks.last_check_date) - int(
Checks.last_check_loadAverage.uptime)).strftime("%Y-%m-%d %H:%M:%S")
# DIsks stats
if Checks.last_check_disk is not None:
allChecksDisk = []
for disk in Checks.last_check_disk.checks:
checkDisk = {}
# TODO: Find a better solution to decode UTF8
checkDisk['name'] = str.replace(disk.name, '/dev/', '').decode('utf-8')
checkDisk['free'] = crUtilsText.convertByte(disk.free)
checkDisk['total'] = crUtilsText.convertByte(disk.size)
checkDisk['percent'] = int(round(disk.used, 0) * 100 / int(disk.size))
allChecksDisk.append(checkDisk)
tmpl_vars['disks'] = allChecksDisk
return tmpl.render(tmpl_vars)
resultEnableWebServer = raw_input('Do you want to enable the internal web server? [y/n] ')
if('y' == resultEnableWebServer.lower()[:1]):
validEnableWebServer = True
Config.setConfigValue('Webserver', 'enable', True)
elif 'n' == resultEnableWebServer.lower()[:1]:
validEnableWebServer = True
Config.config_webserver_enable = False
Config.setConfigValue('Webserver', 'enable', False)
else:
print 'We do not understand your answer. Please use "yes" or "no"'
# If the webserver is enabled, we can ask the default port for it.
if bool(Config.getConfigValue('Webserver', 'enable')):
print '\n'
print 'Default port is 8080. You can choose a custom port if you want.'
validPort = False
while not validPort:
resultPort = raw_input('Use this port: ')
resultPortInt = 0
try:
resultPortInt = int(resultPort)
s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
try:
s.connect(('127.0.0.1', int(resultPort)))
except socket.error, e:
