def check_snmp(self):
"""Chek if SNMP is available on the server."""
# Import the SNMP client class
from glances.core.glances_snmp import GlancesSNMPClient
# Create an instance of the SNMP client
clientsnmp = GlancesSNMPClient(host=self.args.client,
port=self.args.snmp_port,
version=self.args.snmp_version,
community=self.args.snmp_community,
user=self.args.snmp_user,
auth=self.args.snmp_auth)
# If we can not grab the hostname, then exit...
ret = clientsnmp.get_by_oid("1.3.6.1.2.1.1.5.0") != {}
if ret:
# Get the OS name (need to grab the good OID...)
oid_os_name = clientsnmp.get_by_oid("1.3.6.1.2.1.1.1.0")
try:
self.system_name = self.get_system_name(
oid_os_name['1.3.6.1.2.1.1.1.0'])
logger.info(
_('SNMP system name detected: {0}').format(
self.system_name))
except KeyError:
self.system_name = None
logger.warning(_('Can not detect SNMP system name'))
return ret
def check_snmp(self):
"""Chek if SNMP is available on the server."""
# Import the SNMP client class
from glances.core.glances_snmp import GlancesSNMPClient
# Create an instance of the SNMP client
clientsnmp = GlancesSNMPClient(host=self.args.client,
port=self.args.snmp_port,
version=self.args.snmp_version,
community=self.args.snmp_community,
user=self.args.snmp_user,
auth=self.args.snmp_auth)
# If we can not grab the hostname, then exit...
ret = clientsnmp.get_by_oid("1.3.6.1.2.1.1.5.0") != {}
if ret:
# Get the OS name (need to grab the good OID...)
oid_os_name = clientsnmp.get_by_oid("1.3.6.1.2.1.1.1.0")
try:
self.system_name = self.get_system_name(oid_os_name['1.3.6.1.2.1.1.1.0'])
logger.info(_('SNMP system name detected: {0}').format(self.system_name))
except KeyError:
self.system_name = None
logger.warning(_('Can not detect SNMP system name'))
return ret
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config=config, args=args)
# If configured, set the maximum processes number to display
try:
max_processes = int(
self.stats.get_plugin('processlist').get_conf_value(
'max_processes'))
logger.debug(
_("Limit maximum displayed processes to %s") % max_processes)
except:
max_processes = None
logger.warning(
_("Maximum displayed processes is not configured (high CPU consumption)"
))
glances_processes.set_max_processes(max_processes)
# If process extended stats is disabled by user
if args.disable_process_extended:
logger.info(_("Extended stats for top process is disabled"))
glances_processes.disable_extended()
else:
logger.debug(
_("Extended stats for top process is enabled (default behavor)"
))
glances_processes.enable_extended()
# Manage optionnal process filter
if args.process_filter is not None:
glances_processes.set_process_filter(args.process_filter)
# Initial system informations update
self.stats.update()
# Init CSV output
if args.output_csv is not None:
from glances.outputs.glances_csv import GlancesCSV
self.csvoutput = GlancesCSV(args=args)
self.csv_tag = True
else:
self.csv_tag = False
# Init screen
self.screen = GlancesCurses(args=args)
def load(self, config):
"""Load the server list from the configuration file"""
server_list = []
if config is None:
logger.warning("No configuration file available. Cannot load server list.")
elif not config.has_section(self._section):
logger.warning("No [%s] section in the configuration file. Cannot load server list." % self._section)
else:
logger.info("Start reading the [%s] section in the configuration file" % self._section)
for i in range(1, 256):
new_server = {}
postfix = 'server_%s_' % str(i)
# Read the server name (mandatory)
for s in ['name', 'port', 'alias']:
new_server[s] = config.get_raw_option(self._section, '%s%s' % (postfix, s))
if new_server['name'] is not None:
# Manage optionnal information
if new_server['port'] is None:
new_server['port'] = 61209
new_server['username'] = '******'
new_server['password'] = ''
try:
new_server['ip'] = gethostbyname(new_server['name'])
except gaierror as e:
logger.error("Cannot get IP address for server %s (%s)" % (new_server['name'], e))
continue
new_server['key'] = new_server['name'] + ':' + new_server['port']
# Default status is 'UNKNOWN'
new_server['status'] = 'UNKNOWN'
# Server type is 'STATIC'
new_server['type'] = 'STATIC'
# Add the server to the list
logger.debug("Add server %s to the static list" % new_server['name'])
server_list.append(new_server)
# Server list loaded
logger.info("%s server(s) loaded from the configuration file" % len(server_list))
logger.debug("Static server list: %s" % server_list)
return server_list
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config=config, args=args)
# If configured, set the maximum processes number to display
try:
max_processes = int(self.stats.get_plugin('processlist').get_conf_value('max_processes'))
logger.debug(_("Limit maximum displayed processes to %s") % max_processes)
except:
max_processes = None
logger.warning(_("Maximum displayed processes is not configured (high CPU consumption)"))
glances_processes.set_max_processes(max_processes)
# If process extended stats is disabled by user
if args.disable_process_extended:
logger.info(_("Extended stats for top process is disabled"))
glances_processes.disable_extended()
else:
logger.debug(_("Extended stats for top process is enabled (default behavor)"))
glances_processes.enable_extended()
# Manage optionnal process filter
if args.process_filter is not None:
glances_processes.set_process_filter(args.process_filter)
# Initial system informations update
self.stats.update()
# Init CSV output
if args.output_csv is not None:
from glances.outputs.glances_csv import GlancesCSV
self.csvoutput = GlancesCSV(args=args)
self.csv_tag = True
else:
self.csv_tag = False
# Init screen
self.screen = GlancesCurses(args=args)
def add_service(self, zeroconf, srv_type, srv_name):
"""Method called when a new Zeroconf client is detected
Return True if the zeroconf client is a Glances server
Note: the return code will never be used
"""
if srv_type != zeroconf_type:
return False
logger.debug("Check new Zeroconf server: %s / %s" %
(srv_type, srv_name))
info = zeroconf.get_service_info(srv_type, srv_name)
if info:
new_server_ip = socket.inet_ntoa(info.address)
new_server_port = info.port
# Add server to the global dict
self.servers.add_server(srv_name, new_server_ip, new_server_port)
logger.info("New Glances server detected (%s from %s:%s)" %
(srv_name, new_server_ip, new_server_port))
else:
logger.warning(
"New Glances server detected, but Zeroconf info failed to be grabbed")
return True
# Import system lib
import os
import tempfile
# Import Glances lib
from glances.core.glances_globals import logger
# Import specific lib
try:
from matplotlib import __version__ as matplotlib_version
import matplotlib.pyplot as plt
import matplotlib.dates as dates
except:
matplotlib_check = False
logger.warning('Can not load Matplotlib library. Please install it using "pip install matplotlib"')
else:
matplotlib_check = True
logger.info('Load Matplotlib version %s' % matplotlib_version)
class GlancesHistory(object):
"""This class define the object to manage stats history"""
def __init__(self, output_folder=tempfile.gettempdir()):
# !!! MINUS: matplotlib footprint (mem/cpu) => Fork process ?
# !!! MINUS: Mem used to store history
# !!! TODO: sampling before graph => Usefull ?
# !!! TODO: do not display first two point (glances is running)
# !!! TODO: replace /tmp by a cross platform way to get /tmp folder
# Import system lib
import os
import tempfile
# Import Glances lib
from glances.core.glances_globals import logger
# Import specific lib
try:
from matplotlib import __version__ as matplotlib_version
import matplotlib.pyplot as plt
import matplotlib.dates as dates
except:
matplotlib_check = False
logger.warning(
'Can not load Matplotlib library. Please install it using "pip install matplotlib"'
)
else:
matplotlib_check = True
logger.info('Load Matplotlib version %s' % matplotlib_version)
class GlancesHistory(object):
"""This class define the object to manage stats history"""
def __init__(self, output_folder=tempfile.gettempdir()):
# !!! MINUS: matplotlib footprint (mem/cpu) => Fork process ?
# !!! MINUS: Mem used to store history
# !!! TODO: sampling before graph => Usefull ?
# !!! TODO: do not display first two point (glances is running)
# !!! TODO: replace /tmp by a cross platform way to get /tmp folder
self.output_folder = output_folder
