def _login_glances(self):
"""Login to a Glances server"""
client_version = None
try:
client_version = self.client.init()
except socket.error as err:
# Fallback to SNMP
self.client_mode = 'snmp'
logger.error("Connection to Glances server failed ({} {})".format(
err.errno, err.strerror))
fallbackmsg = 'No Glances server found on {}. Trying fallback to SNMP...'.format(
self.uri)
if not self.return_to_browser:
print(fallbackmsg)
else:
logger.info(fallbackmsg)
except ProtocolError as err:
# Other errors
msg = "Connection to server {} failed".format(self.uri)
if err.errcode == 401:
msg += " (Bad username/password)"
else:
msg += " ({} {})".format(err.errcode, err.errmsg)
self.log_and_exit(msg)
return False
if self.client_mode == 'glances':
# Check that both client and server are in the same major version
if __version__.split('.')[0] == client_version.split('.')[0]:
# Init stats
self.stats = GlancesStatsClient(config=self.config,
args=self.args)
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
logger.debug("Client version: {} / Server version: {}".format(
__version__, client_version))
else:
self.log_and_exit(
('Client and server not compatible: '
'Client version: {} / Server version: {}'.format(
__version__, client_version)))
return False
return True
def _login_glances(self):
"""Login to a Glances server"""
client_version = None
try:
client_version = self.client.init()
except socket.error as err:
# Fallback to SNMP
self.client_mode = 'snmp'
logger.error("Connection to Glances server failed ({} {})".format(err.errno, err.strerror))
fallbackmsg = 'No Glances server found on {}. Trying fallback to SNMP...'.format(self.uri)
if not self.return_to_browser:
print(fallbackmsg)
else:
logger.info(fallbackmsg)
except ProtocolError as err:
# Other errors
msg = "Connection to server {} failed".format(self.uri)
if err.errcode == 401:
msg += " (Bad username/password)"
else:
msg += " ({} {})".format(err.errcode, err.errmsg)
self.log_and_exit(msg)
return False
if self.client_mode == 'glances':
# Check that both client and server are in the same major version
if __version__.split('.')[0] == client_version.split('.')[0]:
# Init stats
self.stats = GlancesStatsClient(config=self.config, args=self.args)
self.stats.set_plugins(json.loads(self.client.getAllPlugins()))
logger.debug("Client version: {} / Server version: {}".format(__version__, client_version))
else:
self.log_and_exit("Client and server not compatible: \
Client version: {} / Server version: {}".format(__version__, client_version))
return False
return True
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
client_version = None
try:
client_version = self.client.init()
except socket.error as err:
# Fallback to SNMP
self.client_mode = 'snmp'
logger.error(
"Connection to Glances server failed ({0} {1})".format(
err.errno, err.strerror))
fallbackmsg = 'No Glances server found. Trying fallback to SNMP...'
if not self.return_to_browser:
print(fallbackmsg)
else:
logger.info(fallbackmsg)
except ProtocolError as err:
# Other errors
msg = "Connection to server failed"
if err.errcode == 401:
msg += " (Bad username/password)"
else:
msg += " ({0} {1})".format(err.errcode, err.errmsg)
self.log_and_exit(msg)
return False
if self.client_mode == 'glances':
# Check that both client and server are in the same major version
if __version__.split('.')[0] == client_version.split('.')[0]:
# Init stats
self.stats = GlancesStatsClient(config=self.config,
args=self.args)
self.stats.set_plugins(
json.loads(self.client.getAllPlugins()))
logger.debug(
"Client version: {0} / Server version: {1}".format(
__version__, client_version))
else:
self.log_and_exit("Client and server not compatible: \
Client version: {0} / Server version: {1}"
.format(version, client_version))
return False
else:
self.client_mode = 'snmp'
# SNMP mode
if self.client_mode == 'snmp':
logger.info("Trying to grab stats by SNMP...")
from glances.stats_client_snmp import GlancesStatsClientSNMP
# Init stats
self.stats = GlancesStatsClientSNMP(config=self.config,
args=self.args)
if not self.stats.check_snmp():
self.log_and_exit("Connection to SNMP server failed")
return 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 = GlancesCursesClient(args=self.args)
# Return result
return ret
