def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config=config, args=args)
# Default number of processes to displayed is set to 20
glances_processes.set_max_processes(20)
# 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 login(self):
"""Logon to the server."""
ret = True
if not self.args.snmp_force:
# First of all, trying to connect to a Glances server
self.set_mode('glances')
client_version = None
try:
client_version = self.client.init()
except socket.error as err:
# Fallback to SNMP
logger.error(_("Connection to Glances server failed"))
self.set_mode('snmp')
fallbackmsg = _("Trying fallback to SNMP...")
print(fallbackmsg)
except ProtocolError as err:
# Others errors
if str(err).find(" 401 ") > 0:
logger.error(
_("Connection to server failed (Bad password)"))
else:
logger.error(
_("Connection to server failed ({0})").format(err))
sys.exit(2)
if self.get_mode(
) == 'glances' and version[:3] == client_version[:3]:
# Init stats
self.stats = GlancesStatsClient()
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
else:
logger.error("Client version: %s / Server version: %s" %
(version, client_version))
else:
self.set_mode('snmp')
if self.get_mode() == 'snmp':
logger.info(_("Trying to grab stats by SNMP..."))
# Fallback to SNMP if needed
from glances.core.glances_stats import GlancesStatsClientSNMP
# Init stats
self.stats = GlancesStatsClientSNMP(args=self.args)
if not self.stats.check_snmp():
logger.error(_("Connection to SNMP server failed"))
sys.exit(2)
if ret:
# Load limits from the configuration file
# Each client can choose its owns limits
self.stats.load_limits(self.config)
# Init screen
self.screen = GlancesCurses(args=self.args)
# Return result
return ret
class GlancesStandalone(object):
"""This class creates and manages the Glances standalone session."""
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config=config, args=args)
# Default number of processes to displayed is set to 20
glances_processes.set_max_processes(20)
# 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 serve_forever(self):
"""Main loop for the CLI."""
while True:
# Update system informations
self.stats.update()
# Update the screen
self.screen.update(self.stats)
# Update the CSV output
if self.csv_tag:
self.csvoutput.update(self.stats)
def end(self):
"""End of the CLI."""
self.screen.end()
# Close the CSV file
if self.csv_tag:
self.csvoutput.exit()
class GlancesStandalone(object):
"""This class creates and manages the Glances standalone session."""
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config=config, args=args)
# Default number of processes to displayed is set to 50
glances_processes.set_max_processes(50)
# 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 serve_forever(self):
"""Main loop for the CLI."""
while True:
# Update system informations
self.stats.update()
# Update the screen
self.screen.update(self.stats)
# Update the CSV output
if self.csv_tag:
self.csvoutput.update(self.stats)
def end(self):
"""End of the CLI."""
self.screen.end()
# Close the CSV file
if self.csv_tag:
self.csvoutput.exit()
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config=config, args=args)
# Default number of processes to displayed is set to 50
glances_processes.set_max_processes(50)
# 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 __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 login(self):
"""Logon to the server."""
ret = True
if not self.args.snmp_force:
# First of all, trying to connect to a Glances server
self.set_mode('glances')
client_version = None
try:
client_version = self.client.init()
except socket.error as err:
# Fallback to SNMP
logger.error(_("Connection to Glances server failed"))
self.set_mode('snmp')
fallbackmsg = _("Trying fallback to SNMP...")
print(fallbackmsg)
except ProtocolError as err:
# Others errors
if str(err).find(" 401 ") > 0:
logger.error(_("Connection to server failed (Bad password)"))
else:
logger.error(_("Connection to server failed ({0})").format(err))
sys.exit(2)
if self.get_mode() == 'glances' and version[:3] == client_version[:3]:
# Init stats
self.stats = GlancesStatsClient()
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
else:
logger.error("Client version: %s / Server version: %s" % (version, client_version))
else:
self.set_mode('snmp')
if self.get_mode() == 'snmp':
logger.info(_("Trying to grab stats by SNMP..."))
# Fallback to SNMP if needed
from glances.core.glances_stats import GlancesStatsClientSNMP
# Init stats
self.stats = GlancesStatsClientSNMP(args=self.args)
if not self.stats.check_snmp():
logger.error(_("Connection to SNMP server failed"))
sys.exit(2)
if ret:
# Load limits from the configuration file
# Each client can choose its owns limits
self.stats.load_limits(self.config)
# Init screen
self.screen = GlancesCurses(args=self.args)
# Return result
return ret
class GlancesStandalone(object):
"""This class creates and manages the Glances standalone session."""
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config)
# 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 serve_forever(self):
"""Main loop for the CLI."""
while True:
# Update system informations
self.stats.update()
# Update the screen
self.screen.update(self.stats)
# Update the CSV output
if self.csv_tag:
self.csvoutput.update(self.stats)
def end(self):
"""End of the CLI."""
self.screen.end()
# Close the CSV file
if self.csv_tag:
self.csvoutput.exit()
def login(self):
"""Logon to the server."""
ret = True
# First of all, trying to connect to a Glances server
try:
client_version = self.client.init()
self.set_mode('glances')
except socket.error as err:
# print(_("Error: Connection to {0} server failed").format(self.get_mode()))
# Fallback to SNMP
self.set_mode('snmp')
except ProtocolError as err:
# Others errors
if str(err).find(" 401 ") > 0:
print(_("Error: Connection to server failed: Bad password"))
else:
print(_("Error: Connection to server failed: {0}").format(err))
sys.exit(2)
if self.get_mode() == 'glances' and version[:3] == client_version[:3]:
# Init stats
self.stats = GlancesStatsClient()
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
elif self.get_mode() == 'snmp':
print (_("Info: Connection to Glances server failed. Trying fallback to SNMP..."))
# Then fallback to SNMP if needed
from glances.core.glances_stats import GlancesStatsClientSNMP
# Init stats
self.stats = GlancesStatsClientSNMP(args=self.args)
if not self.stats.check_snmp():
print(_("Error: Connection to SNMP server failed"))
sys.exit(2)
else:
ret = False
if ret:
# Load limits from the configuration file
# Each client can choose its owns limits
self.stats.load_limits(self.config)
# Init screen
self.screen = GlancesCurses(args=self.args)
# Return result
return ret
def __init__(self, config=None, args=None):
# Init stats
self.stats = GlancesStats(config)
# 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 __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)
class GlancesStandalone(object):
"""This class creates and manages the Glances standalone session."""
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 serve_forever(self):
"""Main loop for the CLI."""
while True:
# Update system informations
self.stats.update()
# Update the screen
self.screen.update(self.stats)
# Update the CSV output
if self.csv_tag:
self.csvoutput.update(self.stats)
def end(self):
"""End of the CLI."""
self.screen.end()
# Close the CSV file
if self.csv_tag:
self.csvoutput.exit()
class GlancesClient(object):
"""This class creates and manages the TCP client."""
def __init__(self, config=None, args=None):
# Store the arg/config
self.args = args
self.config = config
# Client mode:
self.set_mode()
# Build the URI
if args.password != "":
uri = 'http://{0}:{1}@{2}:{3}'.format(args.username, args.password,
args.client, args.port)
else:
uri = 'http://{0}:{1}'.format(args.client, args.port)
# Try to connect to the URI
transport = GlancesClientTransport()
# Configure the server timeout to 7 seconds
transport.set_timeout(7)
try:
self.client = ServerProxy(uri, transport=transport)
except Exception as e:
logger.error(_("Couldn't create socket {0}: {1}").format(uri, e))
sys.exit(2)
def set_mode(self, mode='glances'):
"""Set the client mode.
- 'glances' = Glances server (default)
- 'snmp' = SNMP (fallback)
"""
self.mode = mode
return self.mode
def get_mode(self):
"""Get the client mode.
- 'glances' = Glances server (default)
- 'snmp' = SNMP (fallback)
"""
return self.mode
def login(self):
"""Logon to the server."""
ret = True
if not self.args.snmp_force:
# First of all, trying to connect to a Glances server
self.set_mode('glances')
client_version = None
try:
client_version = self.client.init()
except socket.error as err:
# Fallback to SNMP
logger.error(_("Connection to Glances server failed"))
self.set_mode('snmp')
fallbackmsg = _("Trying fallback to SNMP...")
print(fallbackmsg)
except ProtocolError as err:
# Others errors
if str(err).find(" 401 ") > 0:
logger.error(
_("Connection to server failed (Bad password)"))
else:
logger.error(
_("Connection to server failed ({0})").format(err))
sys.exit(2)
if self.get_mode(
) == 'glances' and version[:3] == client_version[:3]:
# Init stats
self.stats = GlancesStatsClient()
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
else:
logger.error("Client version: %s / Server version: %s" %
(version, client_version))
else:
self.set_mode('snmp')
if self.get_mode() == 'snmp':
logger.info(_("Trying to grab stats by SNMP..."))
# Fallback to SNMP if needed
from glances.core.glances_stats import GlancesStatsClientSNMP
# Init stats
self.stats = GlancesStatsClientSNMP(args=self.args)
if not self.stats.check_snmp():
logger.error(_("Connection to SNMP server failed"))
sys.exit(2)
if ret:
# Load limits from the configuration file
# Each client can choose its owns limits
self.stats.load_limits(self.config)
# Init screen
self.screen = GlancesCurses(args=self.args)
# Return result
return ret
def update(self):
"""Update stats from Glances/SNMP server."""
if self.get_mode() == 'glances':
return self.update_glances()
elif self.get_mode() == 'snmp':
return self.update_snmp()
else:
self.end()
logger.critical(
_("Unknown server mode: {0}").format(self.get_mode()))
sys.exit(2)
def update_glances(self):
"""Get stats from Glances server.
Return the client/server connection status:
- Connected: Connection OK
- Disconnected: Connection NOK
"""
# Update the stats
try:
server_stats = json.loads(self.client.getAll())
server_stats['monitor'] = json.loads(self.client.getAllMonitored())
except socket.error:
# Client cannot get server stats
return "Disconnected"
except Fault:
# Client cannot get server stats (issue #375)
return "Disconnected"
else:
# Put it in the internal dict
self.stats.update(server_stats)
return "Connected"
def update_snmp(self):
"""Get stats from SNMP server.
Return the client/server connection status:
- SNMP: Connection with SNMP server OK
- Disconnected: Connection NOK
"""
# Update the stats
try:
self.stats.update()
except:
# Client can not get SNMP server stats
return "Disconnected"
else:
# Grab success
return "SNMP"
def serve_forever(self):
"""Main client loop."""
while True:
# Update the stats
cs_status = self.update()
# Update the screen
self.screen.update(self.stats, cs_status=cs_status)
def end(self):
"""End of the client session."""
self.screen.end()
class GlancesClient(object):
"""This class creates and manages the TCP client."""
def __init__(self, config=None, args=None):
# Store the arg/config
self.args = args
self.config = config
# Client mode:
self.set_mode()
# Build the URI
if args.password != "":
uri = 'http://{0}:{1}@{2}:{3}'.format(args.username, args.password,
args.client, args.port)
else:
uri = 'http://{0}:{1}'.format(args.client, args.port)
# Try to connect to the URI
try:
self.client = ServerProxy(uri)
except Exception as e:
print(_("Error: Couldn't create socket {0}: {1}").format(uri, e))
sys.exit(2)
def set_mode(self, mode='glances'):
"""Set the client mode.
- 'glances' = Glances server (default)
- 'snmp' = SNMP (fallback)
"""
self.mode = mode
return self.mode
def get_mode(self):
"""Get the client mode.
- 'glances' = Glances server (default)
- 'snmp' = SNMP (fallback)
"""
return self.mode
def login(self):
"""Logon to the server."""
ret = True
# First of all, trying to connect to a Glances server
try:
client_version = self.client.init()
self.set_mode('glances')
except socket.error as err:
# print(_("Error: Connection to {0} server failed").format(self.get_mode()))
# Fallback to SNMP
self.set_mode('snmp')
except ProtocolError as err:
# Others errors
if str(err).find(" 401 ") > 0:
print(_("Error: Connection to server failed: Bad password"))
else:
print(_("Error: Connection to server failed: {0}").format(err))
sys.exit(2)
if self.get_mode() == 'glances' and version[:3] == client_version[:3]:
# Init stats
self.stats = GlancesStatsClient()
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
elif self.get_mode() == 'snmp':
print (_("Info: Connection to Glances server failed. Trying fallback to SNMP..."))
# Then fallback to SNMP if needed
from glances.core.glances_stats import GlancesStatsClientSNMP
# Init stats
self.stats = GlancesStatsClientSNMP(args=self.args)
if not self.stats.check_snmp():
print(_("Error: Connection to SNMP server failed"))
sys.exit(2)
else:
ret = False
if ret:
# Load limits from the configuration file
# Each client can choose its owns limits
self.stats.load_limits(self.config)
# Init screen
self.screen = GlancesCurses(args=self.args)
# Return result
return ret
def update(self):
"""Update stats from Glances/SNMP server."""
if self.get_mode() == 'glances':
return self.update_glances()
elif self.get_mode() == 'snmp':
return self.update_snmp()
else:
print(_("Error: Unknown server mode: {0}").format(self.get_mode()))
sys.exit(2)
def update_glances(self):
"""Get stats from Glances server.
Return the client/server connection status:
- Connected: Connection OK
- Disconnected: Connection NOK
"""
# Update the stats
try:
server_stats = json.loads(self.client.getAll())
server_stats['monitor'] = json.loads(self.client.getAllMonitored())
except socket.error:
# Client cannot get server stats
return "Disconnected"
except Fault:
# Client cannot get server stats (issue #375)
return "Disconnected"
else:
# Put it in the internal dict
self.stats.update(server_stats)
return "Connected"
def update_snmp(self):
"""Get stats from SNMP server.
Return the client/server connection status:
- SNMP: Connection with SNMP server OK
- Disconnected: Connection NOK
"""
# Update the stats
try:
self.stats.update()
except:
# Client can not get SNMP server stats
return "Disconnected"
else:
# Grab success
return "SNMP"
def serve_forever(self):
"""Main client loop."""
while True:
# Update the stats
cs_status = self.update()
# Update the screen
self.screen.update(self.stats, cs_status=cs_status)
# print self.stats
# print self.stats.getAll()
def end(self):
"""End of the client session."""
self.screen.end()
class GlancesStandalone(object):
"""This class creates and manages the Glances standalone session."""
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 serve_forever(self):
"""Main loop for the CLI."""
while True:
# Update system informations
self.stats.update()
# Update the screen
self.screen.update(self.stats)
# Update the CSV output
if self.csv_tag:
self.csvoutput.update(self.stats)
def end(self):
"""End of the CLI."""
self.screen.end()
# Close the CSV file
if self.csv_tag:
self.csvoutput.exit()
