def __init__(self,
requestHandler=GlancesXMLRPCHandler,
cached_time=1,
config=None,
args=None):
# Args
self.args = args
# Init the XML RPC server
try:
self.server = GlancesXMLRPCServer(args.bind_address, args.port,
requestHandler)
except Exception as e:
logger.critical("Cannot start Glances server: {0}".format(e))
sys.exit(2)
# The users dict
# username / password couple
# By default, no auth is needed
self.server.user_dict = {}
self.server.isAuth = False
# Register functions
self.server.register_introspection_functions()
self.server.register_instance(GlancesInstance(cached_time, config))
if not self.args.disable_autodiscover:
# Note: The Zeroconf service name will be based on the hostname
self.autodiscover_client = GlancesAutoDiscoverClient(
socket.gethostname(), args)
else:
logger.info("Glances autodiscover announce is disabled")
def init(self):
"""Init the connection to the InfluxDB server."""
if not self.export_enable:
return None
try:
db = InfluxDBClient(host=self.host,
port=self.port,
username=self.user,
password=self.password,
database=self.db)
get_all_db = [i['name'] for i in db.get_list_database()]
except InfluxDBClientError:
# https://github.com/influxdb/influxdb-python/issues/138
logger.info("Trying fallback to InfluxDB v0.8")
db = InfluxDBClient08(host=self.host,
port=self.port,
username=self.user,
password=self.password,
database=self.db)
get_all_db = [i['name'] for i in db.get_list_database()]
except InfluxDBClientError08 as e:
logger.critical("Cannot connect to InfluxDB database '%s' (%s)" % (self.db, e))
sys.exit(2)
if self.db in get_all_db:
logger.info(
"Stats will be exported to InfluxDB server: {0}".format(db._baseurl))
else:
logger.critical("InfluxDB database '%s' did not exist. Please create it" % self.db)
sys.exit(2)
return db
def log_and_exit(self, msg=''):
"""Log and exit."""
if not self.return_to_browser:
logger.critical(msg)
sys.exit(2)
else:
logger.error(msg)
def log_and_exit(self, msg=''):
"""Log and (exit)"""
if not self.return_to_browser:
logger.critical(msg)
sys.exit(2)
else:
logger.error(msg)
def load_conf(self, section="opentsdb"):
"""Load the OpenTSDB configuration in the Glances configuration file."""
if self.config is None:
return False
try:
self.host = self.config.get_value(section, 'host')
self.port = self.config.get_value(section, 'port')
except NoSectionError:
logger.critical("No OpenTSDB configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the OpenTSDB configuration (%s)" % e)
return False
else:
logger.debug("Load OpenTSDB from the Glances configuration file")
# Prefix is optional
try:
self.prefix = self.config.get_value(section, 'prefix')
except NoOptionError:
pass
# Tags are optional, comma separated key:value pairs.
try:
self.tags = self.config.get_value(section, 'tags')
except NoOptionError:
self.tags = ''
return True
def __init__(self, requestHandler=GlancesXMLRPCHandler,
cached_time=1,
config=None,
args=None):
# Args
self.args = args
# Init the XML RPC server
try:
self.server = GlancesXMLRPCServer(args.bind_address, args.port, requestHandler)
except Exception as e:
logger.critical("Cannot start Glances server: {0}".format(e))
sys.exit(2)
# The users dict
# username / password couple
# By default, no auth is needed
self.server.user_dict = {}
self.server.isAuth = False
# Register functions
self.server.register_introspection_functions()
self.server.register_instance(GlancesInstance(cached_time, config))
if not self.args.disable_autodiscover:
# Note: The Zeroconf service name will be based on the hostname
self.autodiscover_client = GlancesAutoDiscoverClient(socket.gethostname(), args)
else:
logger.info("Glances autodiscover announce is disabled")
def load_conf(self, section="influxdb"):
"""Load the InfluxDb configuration in the Glances configuration file."""
if self.config is None:
return False
try:
self.host = self.config.get_value(section, 'host')
self.port = self.config.get_value(section, 'port')
self.user = self.config.get_value(section, 'user')
self.password = self.config.get_value(section, 'password')
self.db = self.config.get_value(section, 'db')
except NoSectionError:
logger.critical("No InfluxDB configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the InfluxDB configuration (%s)" % e)
return False
else:
logger.debug("Load InfluxDB from the Glances configuration file")
# Prefix is optional
try:
self.prefix = self.config.get_value(section, 'prefix')
except NoOptionError:
pass
# Tags are optional, comma separated key:value pairs.
try:
self.tags = self.config.get_value(section, 'tags')
except NoOptionError:
self.tags = ''
return True
def update(self):
"""Update stats from Glances/SNMP server."""
if self.client_mode == 'glances':
return self.update_glances()
elif self.client_mode == 'snmp':
return self.update_snmp()
else:
self.end()
logger.critical("Unknown server mode: {0}".format(self.client_mode))
sys.exit(2)
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 get_password(self, description='', confirm=False, clear=False):
"""Get the password from a Glances client or server.
For Glances server, get the password (confirm=True, clear=False):
1) from the password file (if it exists)
2) from the CLI
Optionally: save the password to a file (hashed with salt + SHA-256)
For Glances client, get the password (confirm=False, clear=True):
1) from the CLI
2) the password is hashed with SHA-256 (only SHA string transit
through the network)
"""
if os.path.exists(self.password_filepath) and not clear:
# If the password file exist then use it
logger.info("Read password from file {0}".format(
self.password_filepath))
password = self.load_password()
else:
# Else enter the password from the command line
if description != '':
print(description)
# password_plain is the plain SHA-256 password
# password_hashed is the salt + SHA-256 password
password_sha = hashlib.sha256(
getpass.getpass(_("Password: "******"Password (confirm): ")).encode(
'utf-8')).hexdigest()
if not self.check_password(password_hashed, password_confirm):
logger.critical("Sorry, passwords do not match. Exit.")
sys.exit(1)
# Return the plain or hashed password
if clear:
password = password_sha
else:
password = password_hashed
# Save the hashed password to the password file
if not clear:
save_input = input(
_("Do you want to save the password? [Yes/No]: "))
if len(save_input) > 0 and save_input[0].upper() == _('Y'):
self.save_password(password_hashed)
return password
def init(self):
"""Init the connection to the rabbitmq server."""
if not self.export_enable:
return None
try:
parameters = pika.URLParameters('amqp://' + self.rabbitmq_user +
':' + self.rabbitmq_password +
'@' + self.rabbitmq_host + ':' +
self.rabbitmq_port + '/')
connection = pika.BlockingConnection(parameters)
channel = connection.channel()
return channel
except Exception as e:
logger.critical("Connection to rabbitMQ failed : %s " % e)
return None
def init(self):
"""Init the connection to the rabbitmq server."""
if not self.export_enable:
return None
try:
parameters = pika.URLParameters(
'amqp://' + self.rabbitmq_user +
':' + self.rabbitmq_password +
'@' + self.rabbitmq_host +
':' + self.rabbitmq_port + '/')
connection = pika.BlockingConnection(parameters)
channel = connection.channel()
return channel
except Exception as e:
logger.critical("Connection to rabbitMQ failed : %s " % e)
return None
def init(self):
"""Init the connection to the OpenTSDB server."""
if not self.export_enable:
return None
try:
db = potsdb.Client(self.host, port=int(self.port), check_host=True)
except Exception as e:
logger.critical("Cannot connect to OpenTSDB server %s:%s (%s)" %
(self.host, self.port, e))
sys.exit(2)
# Read tags
self.parse_tags()
return db
def __init__(self, args=None):
# CSV file name
self.csv_filename = args.output_csv
# Set the CSV output file
try:
if is_py3:
self.csv_file = open(self.csv_filename, 'w', newline='')
else:
self.csv_file = open(self.csv_filename, 'wb')
self.writer = csv.writer(self.csv_file)
except IOError as e:
logger.critical("Cannot create the CSV file: {0}".format(e))
sys.exit(2)
logger.info("Stats dumped to CSV file: {0}".format(self.csv_filename))
def get_password(self, description='', confirm=False, clear=False):
"""Get the password from a Glances client or server.
For Glances server, get the password (confirm=True, clear=False):
1) from the password file (if it exists)
2) from the CLI
Optionally: save the password to a file (hashed with salt + SHA-256)
For Glances client, get the password (confirm=False, clear=True):
1) from the CLI
2) the password is hashed with SHA-256 (only SHA string transit
through the network)
"""
if os.path.exists(self.password_filepath) and not clear:
# If the password file exist then use it
logger.info("Read password from file {0}".format(self.password_filepath))
password = self.load_password()
else:
# Else enter the password from the command line
if description != '':
print(description)
# password_sha256 is the plain SHA-256 password
# password_hashed is the salt + SHA-256 password
password_sha256 = self.sha256_hash(getpass.getpass('Password: '******'Password (confirm): '))
if not self.check_password(password_hashed, password_confirm):
logger.critical("Sorry, passwords do not match. Exit.")
sys.exit(1)
# Return the plain SHA-256 or the salted password
if clear:
password = password_sha256
else:
password = password_hashed
# Save the hashed password to the password file
if not clear:
save_input = input('Do you want to save the password? [Yes/No]: ')
if len(save_input) > 0 and save_input[0].upper() == 'Y':
self.save_password(password_hashed)
return password
def load_conf(self, section="elasticsearch"):
"""Load the elasticsearch configuration in the Glances configuration file."""
if self.config is None:
return False
try:
#Create URI
self.uri = "http://"+ self.config.get_value(section, 'host')+":"+self.config.get_value(section, 'port') +"/"+ self.config.get_value(section, 'index') +"/glances/"
logger.debug("createURI :" + self.uri)
except NoSectionError:
logger.critical("No elasticsearch configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the elasticsearch configuration (%s)" % e)
return False
else:
logger.debug("Load elasticsearch from the Glances configuration file")
return True
def init(self):
"""Init the connection to the OpenTSDB server."""
if not self.export_enable:
return None
try:
db = potsdb.Client(self.host,
port=int(self.port),
check_host=True)
except Exception as e:
logger.critical("Cannot connect to OpenTSDB server %s:%s (%s)" % (self.host, self.port, e))
sys.exit(2)
# Read tags
self.parse_tags()
return db
def load_conf(self, section="rabbitmq"):
"""Load the rabbitmq configuration in the Glances configuration file."""
if self.config is None:
return False
try:
self.rabbitmq_host = self.config.get_value(section, 'host')
self.rabbitmq_port = self.config.get_value(section, 'port')
self.rabbitmq_user = self.config.get_value(section, 'user')
self.rabbitmq_password = self.config.get_value(section, 'password')
self.rabbitmq_queue = self.config.get_value(section, 'queue')
except NoSectionError:
logger.critical("No rabbitmq configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the RabbitM configuration (%s)" % e)
return False
else:
logger.debug("Load RabbitMQ from the Glances configuration file")
return True
def load_conf(self, section="rabbitmq"):
"""Load the rabbitmq configuration in the Glances configuration file."""
if self.config is None:
return False
try:
self.rabbitmq_host = self.config.get_value(section, 'host')
self.rabbitmq_port = self.config.get_value(section, 'port')
self.rabbitmq_user = self.config.get_value(section, 'user')
self.rabbitmq_password = self.config.get_value(section, 'password')
self.rabbitmq_queue = self.config.get_value(section, 'queue')
except NoSectionError:
logger.critical("No rabbitmq configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the RabbitM configuration (%s)" % e)
return False
else:
logger.debug("Load RabbitMQ from the Glances configuration file")
return True
def load_conf(self, section="influxdb"):
"""Load the InfluxDb configuration in the Glances configuration file"""
if self.config is None:
return False
try:
self.influxdb_host = self.config.get_raw_option(section, "host")
self.influxdb_port = self.config.get_raw_option(section, "port")
self.influxdb_user = self.config.get_raw_option(section, "user")
self.influxdb_password = self.config.get_raw_option(section, "password")
self.influxdb_db = self.config.get_raw_option(section, "db")
except NoSectionError:
logger.critical("No InfluxDB configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the InfluxDB configuration (%s)" % e)
return False
else:
logger.debug("Load InfluxDB from the Glances configuration file")
return True
def serve_forever(self):
"""Main client loop."""
exitkey = False
try:
while True and not exitkey:
# Update the stats
cs_status = self.update()
# Update the screen
exitkey = self.screen.update(self.stats,
cs_status=cs_status,
return_to_browser=self.return_to_browser)
# Export stats using export modules
self.stats.export(self.stats)
except Exception as e:
logger.critical(e)
self.end()
return self.client_mode
def load_conf(self, section="statsd"):
"""Load the Statsd configuration in the Glances configuration file."""
if self.config is None:
return False
try:
self.host = self.config.get_value(section, 'host')
self.port = self.config.get_value(section, 'port')
except NoSectionError:
logger.critical("No Statsd configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the Statsd configuration (%s)" % e)
return False
else:
logger.debug("Load Statsd from the Glances configuration file")
# Prefix is optional
try:
self.prefix = self.config.get_value(section, 'prefix')
except NoOptionError:
pass
return True
def load_conf(self, section="statsd"):
"""Load the Statsd configuration in the Glances configuration file"""
if self.config is None:
return False
try:
self.host = self.config.get_raw_option(section, "host")
self.port = self.config.get_raw_option(section, "port")
except NoSectionError:
logger.critical("No Statsd configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the Statsd configuration (%s)" % e)
return False
else:
logger.debug("Load Statsd from the Glances configuration file")
# Prefix is optional
try:
self.prefix = self.config.get_raw_option(section, "prefix")
except NoOptionError as e:
pass
return True
def serve_forever(self):
"""Main client loop."""
exitkey = False
try:
while True and not exitkey:
# Update the stats
cs_status = self.update()
# Update the screen
exitkey = self.screen.update(
self.stats,
cs_status=cs_status,
return_to_browser=self.return_to_browser)
# Export stats using export modules
self.stats.export(self.stats)
except Exception as e:
logger.critical(e)
self.end()
return self.client_mode
def init(self):
"""Init the connection to the InfluxDB server"""
if not self.export_enable:
return None
db = InfluxDBClient(self.influxdb_host,
self.influxdb_port,
self.influxdb_user,
self.influxdb_password,
self.influxdb_db)
try:
get_all_db = db.get_database_list()[0].values()
except client.InfluxDBClientError as e:
logger.critical("Can not connect to InfluxDB database '%s' (%s)" % (self.influxdb_db, e))
sys.exit(2)
if self.influxdb_db in get_all_db:
logger.info(
"Stats will be exported to InfluxDB server: {0}".format(db._baseurl))
else:
logger.critical("InfluxDB database '%s' did not exist. Please create it" % self.influxdb_db)
sys.exit(2)
return db
def __init__(self, config=None, args=None):
"""Init the CSV export IF."""
GlancesExport.__init__(self, config=config, args=args)
# CSV file name
self.csv_filename = args.export_csv
# Set the CSV output file
try:
if is_py3:
self.csv_file = open(self.csv_filename, 'w', newline='')
else:
self.csv_file = open(self.csv_filename, 'wb')
self.writer = csv.writer(self.csv_file)
except IOError as e:
logger.critical("Cannot create the CSV file: {0}".format(e))
sys.exit(2)
logger.info("Stats exported to CSV file: {0}".format(self.csv_filename))
self.export_enable = True
self.first_line = True
def __init__(self, config=None, args=None):
"""Init the CSV export IF."""
GlancesExport.__init__(self, config=config, args=args)
# CSV file name
self.csv_filename = args.export_csv
# Set the CSV output file
try:
if is_py3:
self.csv_file = open(self.csv_filename, 'w', newline='')
else:
self.csv_file = open(self.csv_filename, 'wb')
self.writer = csv.writer(self.csv_file)
except IOError as e:
logger.critical("Cannot create the CSV file: {0}".format(e))
sys.exit(2)
logger.info("Stats exported to CSV file: {0}".format(
self.csv_filename))
self.export_enable = True
self.first_line = True
def load_conf(self, section="influxdb"):
"""Load the InfluxDb configuration in the Glances configuration file."""
if self.config is None:
return False
try:
self.host = self.config.get_value(section, 'host')
self.port = self.config.get_value(section, 'port')
self.user = self.config.get_value(section, 'user')
self.password = self.config.get_value(section, 'password')
self.db = self.config.get_value(section, 'db')
except NoSectionError:
logger.critical("No InfluxDB configuration found")
return False
except NoOptionError as e:
logger.critical("Error in the InfluxDB configuration (%s)" % e)
return False
else:
logger.debug("Load InfluxDB from the Glances configuration file")
# Prefix is optional
try:
self.prefix = self.config.get_value(section, 'prefix')
except NoOptionError:
pass
return True
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys
import threading
import time
import msvcrt
from glances.core.glances_logging import logger
try:
import colorconsole
import colorconsole.terminal
except ImportError:
logger.critical("Colorconsole module not found. Glances cannot start in standalone mode.")
sys.exit(1)
try:
import queue
except ImportError: # Python 2
import Queue as queue
class ListenGetch(threading.Thread):
def __init__(self, nom=""):
threading.Thread.__init__(self)
self.Terminated = False
self.q = queue.Queue()
def run(self):
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys
import threading
import time
import msvcrt
from glances.core.glances_logging import logger
try:
import colorconsole
import colorconsole.terminal
except ImportError:
logger.critical(
"Colorconsole module not found. Glances cannot start in standalone mode."
)
sys.exit(1)
try:
import queue
except ImportError: # Python 2
import Queue as queue
class ListenGetch(threading.Thread):
def __init__(self, nom=''):
threading.Thread.__init__(self)
self.Terminated = False
self.q = queue.Queue()
# Import Glances lib
from glances.core.glances_globals import is_mac, is_windows
from glances.core.glances_logging import logger
from glances.core.glances_logs import glances_logs
from glances.core.glances_processes import glances_processes
from glances.core.glances_timer import Timer
# Import curses lib for "normal" operating system and consolelog for Windows
if not is_windows:
try:
import curses
import curses.panel
from curses.textpad import Textbox
except ImportError:
logger.critical("Curses module not found. Glances cannot start in standalone mode.")
sys.exit(1)
else:
from glances.outputs.glances_colorconsole import WCurseLight
curses = WCurseLight()
class _GlancesCurses(object):
"""
This class manages the curses display (and key pressed).
Note: It is a private class, use GlancesCursesClient or GlancesCursesBrowser
"""
def __init__(self, args=None):
# Init args
def __init__(self, args=None):
# Init args
self.args = args
# Init windows positions
self.term_w = 80
self.term_h = 24
# Space between stats
self.space_between_column = 3
self.space_between_line = 2
# Init the curses screen
self.screen = curses.initscr()
if not self.screen:
logger.critical("Cannot init the curses library.\n")
sys.exit(1)
# Set curses options
if hasattr(curses, 'start_color'):
curses.start_color()
if hasattr(curses, 'use_default_colors'):
curses.use_default_colors()
if hasattr(curses, 'noecho'):
curses.noecho()
if hasattr(curses, 'cbreak'):
curses.cbreak()
self.set_cursor(0)
# Init colors
self.hascolors = False
if curses.has_colors() and curses.COLOR_PAIRS > 8:
self.hascolors = True
# FG color, BG color
if args.theme_white:
curses.init_pair(1, curses.COLOR_BLACK, -1)
else:
curses.init_pair(1, curses.COLOR_WHITE, -1)
curses.init_pair(2, curses.COLOR_WHITE, curses.COLOR_RED)
curses.init_pair(3, curses.COLOR_WHITE, curses.COLOR_GREEN)
curses.init_pair(4, curses.COLOR_WHITE, curses.COLOR_BLUE)
curses.init_pair(5, curses.COLOR_WHITE, curses.COLOR_MAGENTA)
curses.init_pair(6, curses.COLOR_RED, -1)
curses.init_pair(7, curses.COLOR_GREEN, -1)
curses.init_pair(8, curses.COLOR_BLUE, -1)
try:
curses.init_pair(9, curses.COLOR_MAGENTA, -1)
except Exception:
if args.theme_white:
curses.init_pair(9, curses.COLOR_BLACK, -1)
else:
curses.init_pair(9, curses.COLOR_WHITE, -1)
try:
curses.init_pair(10, curses.COLOR_CYAN, -1)
except Exception:
if args.theme_white:
curses.init_pair(10, curses.COLOR_BLACK, -1)
else:
curses.init_pair(10, curses.COLOR_WHITE, -1)
else:
self.hascolors = False
if args.disable_bold:
A_BOLD = curses.A_BOLD
else:
A_BOLD = 0
self.title_color = A_BOLD
self.title_underline_color = A_BOLD | curses.A_UNDERLINE
self.help_color = A_BOLD
if self.hascolors:
# Colors text styles
self.no_color = curses.color_pair(1)
self.default_color = curses.color_pair(3) | A_BOLD
self.nice_color = curses.color_pair(9) | A_BOLD
self.ifCAREFUL_color = curses.color_pair(4) | A_BOLD
self.ifWARNING_color = curses.color_pair(5) | A_BOLD
self.ifCRITICAL_color = curses.color_pair(2) | A_BOLD
self.default_color2 = curses.color_pair(7) | A_BOLD
self.ifCAREFUL_color2 = curses.color_pair(8) | A_BOLD
self.ifWARNING_color2 = curses.color_pair(9) | A_BOLD
self.ifCRITICAL_color2 = curses.color_pair(6) | A_BOLD
self.filter_color = curses.color_pair(10) | A_BOLD
else:
# B&W text styles
self.no_color = curses.A_NORMAL
self.default_color = curses.A_NORMAL
self.nice_color = A_BOLD
self.ifCAREFUL_color = curses.A_UNDERLINE
self.ifWARNING_color = A_BOLD
self.ifCRITICAL_color = curses.A_REVERSE
self.default_color2 = curses.A_NORMAL
self.ifCAREFUL_color2 = curses.A_UNDERLINE
self.ifWARNING_color2 = A_BOLD
self.ifCRITICAL_color2 = curses.A_REVERSE
self.filter_color = A_BOLD
# Define the colors list (hash table) for stats
self.colors_list = {
'DEFAULT': self.no_color,
'UNDERLINE': curses.A_UNDERLINE,
'BOLD': A_BOLD,
'SORT': A_BOLD,
'OK': self.default_color2,
'FILTER': self.filter_color,
'TITLE': self.title_color,
'PROCESS': self.default_color2,
'STATUS': self.default_color2,
'NICE': self.nice_color,
'CAREFUL': self.ifCAREFUL_color2,
'WARNING': self.ifWARNING_color2,
'CRITICAL': self.ifCRITICAL_color2,
'OK_LOG': self.default_color,
'CAREFUL_LOG': self.ifCAREFUL_color,
'WARNING_LOG': self.ifWARNING_color,
'CRITICAL_LOG': self.ifCRITICAL_color
}
# Init main window
self.term_window = self.screen.subwin(0, 0)
# Init refresh time
self.__refresh_time = args.time
# Init process sort method
self.args.process_sorted_by = 'auto'
# Init edit filter tag
self.edit_filter = False
# Catch key pressed with non blocking mode
self.term_window.keypad(1)
self.term_window.nodelay(1)
self.pressedkey = -1
# History tag
self.reset_history_tag = False
self.history_tag = False
if args.enable_history:
logger.info('Stats history enabled with output path %s' %
args.path_history)
from glances.exports.glances_history import GlancesHistory
self.glances_history = GlancesHistory(args.path_history)
if not self.glances_history.graph_enabled():
args.enable_history = False
logger.error(
'Stats history disabled because MatPlotLib is not installed')
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys
# Import Glances libs
from glances.core.glances_logging import logger
# Import mandatory PySNMP lib
try:
from pysnmp.entity.rfc3413.oneliner import cmdgen
except ImportError:
logger.critical("PySNMP library not found. To install it: pip install pysnmp")
sys.exit(2)
class GlancesSNMPClient(object):
"""SNMP client class (based on pysnmp library)."""
def __init__(self, host="localhost", port=161, version="2c", community="public", user="******", auth=""):
super(GlancesSNMPClient, self).__init__()
self.cmdGen = cmdgen.CommandGenerator()
self.version = version
self.host = host
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Web interface class."""
import json
import os
import sys
from glances.core.glances_globals import is_windows
from glances.core.glances_logging import logger
try:
from bottle import Bottle, static_file, abort, response, request
except ImportError:
logger.critical('Bottle module not found. Glances cannot start in web server mode.')
sys.exit(2)
class GlancesBottle(object):
"""This class manages the Bottle Web server."""
def __init__(self, args=None):
# Init args
self.args = args
# Init stats
# Will be updated within Bottle route
self.stats = None
def main():
"""Main entry point for Glances.
Select the mode (standalone, client or server)
Run it...
"""
# Setup translations
locale.setlocale(locale.LC_ALL, '')
gettext.install(gettext_domain, locale_dir)
# Share global var
global core, standalone, client, server, webserver
# Create the Glances main instance
core = GlancesMain()
# Catch the CTRL-C signal
signal.signal(signal.SIGINT, __signal_handler)
# Glances can be ran in standalone, client or server mode
if core.is_standalone():
logger.info("Start standalone mode")
# Import the Glances standalone module
from glances.core.glances_standalone import GlancesStandalone
# Init the standalone mode
standalone = GlancesStandalone(config=core.get_config(),
args=core.get_args())
# Start the standalone (CLI) loop
standalone.serve_forever()
elif core.is_client():
if core.is_client_browser():
logger.info("Start client mode (browser)")
# Import the Glances client browser module
from glances.core.glances_client_browser import GlancesClientBrowser
# Init the client
client = GlancesClientBrowser(config=core.get_config(),
args=core.get_args())
else:
logger.info("Start client mode")
# Import the Glances client module
from glances.core.glances_client import GlancesClient
# Init the client
client = GlancesClient(config=core.get_config(),
args=core.get_args())
# Test if client and server are in the same major version
if not client.login():
logger.critical("The server version is not compatible with the client")
sys.exit(2)
# Start the client loop
client.serve_forever()
# Shutdown the client
client.end()
elif core.is_server():
logger.info("Start server mode")
# Import the Glances server module
from glances.core.glances_server import GlancesServer
args = core.get_args()
server = GlancesServer(cached_time=core.cached_time,
config=core.get_config(),
args=args)
print(_("Glances server is running on {0}:{1}").format(args.bind_address, args.port))
# Set the server login/password (if -P/--password tag)
if args.password != "":
server.add_user(args.username, args.password)
# Start the server loop
server.serve_forever()
# Shutdown the server?
server.server_close()
elif core.is_webserver():
logger.info("Start web server mode")
# Import the Glances web server module
from glances.core.glances_webserver import GlancesWebServer
# Init the web server mode
webserver = GlancesWebServer(config=core.get_config(),
args=core.get_args())
# Start the web server loop
webserver.serve_forever()
)
zeroconf_tag = True
except ImportError:
zeroconf_tag = False
# Import Glances libs
from glances.core.glances_globals import appname
from glances.core.glances_logging import logger
# Zeroconf 0.16 or higher is needed
if zeroconf_tag:
zeroconf_min_version = (0, 16, 0)
zeroconf_version = tuple([int(num) for num in __zeroconf_version.split('.')])
logger.debug("Zeroconf version {0} detected.".format(__zeroconf_version))
if zeroconf_version < zeroconf_min_version:
logger.critical("Please install zeroconf 0.16 or higher.")
sys.exit(1)
# Global var
zeroconf_type = "_%s._tcp." % appname
class AutoDiscovered(object):
"""Class to manage the auto discovered servers dict"""
def __init__(self):
# server_dict is a list of dict (JSON compliant)
# [ {'key': 'zeroconf name', ip': '172.1.2.3', 'port': 61209, 'cpu': 3, 'mem': 34 ...} ... ]
self._server_list = []
def main():
"""Main entry point for Glances.
Select the mode (standalone, client or server)
Run it...
"""
# Setup translations
locale.setlocale(locale.LC_ALL, '')
gettext.install(gettext_domain, locale_dir)
# Share global var
global core, standalone, client, server, webserver
# Create the Glances main instance
core = GlancesMain()
# Catch the CTRL-C signal
signal.signal(signal.SIGINT, __signal_handler)
# Glances can be ran in standalone, client or server mode
if core.is_standalone():
logger.info("Start standalone mode")
# Import the Glances standalone module
from glances.core.glances_standalone import GlancesStandalone
# Init the standalone mode
standalone = GlancesStandalone(config=core.get_config(),
args=core.get_args())
# Start the standalone (CLI) loop
standalone.serve_forever()
elif core.is_client():
if core.is_client_browser():
logger.info("Start client mode (browser)")
# Import the Glances client browser module
from glances.core.glances_client_browser import GlancesClientBrowser
# Init the client
client = GlancesClientBrowser(config=core.get_config(),
args=core.get_args())
else:
logger.info("Start client mode")
# Import the Glances client module
from glances.core.glances_client import GlancesClient
# Init the client
client = GlancesClient(config=core.get_config(),
args=core.get_args())
# Test if client and server are in the same major version
if not client.login():
logger.critical(
"The server version is not compatible with the client")
sys.exit(2)
# Start the client loop
client.serve_forever()
# Shutdown the client
client.end()
elif core.is_server():
logger.info("Start server mode")
# Import the Glances server module
from glances.core.glances_server import GlancesServer
args = core.get_args()
server = GlancesServer(cached_time=core.cached_time,
config=core.get_config(),
args=args)
print(
_("Glances server is running on {0}:{1}").format(
args.bind_address, args.port))
# Set the server login/password (if -P/--password tag)
if args.password != "":
server.add_user(args.username, args.password)
# Start the server loop
server.serve_forever()
# Shutdown the server?
server.server_close()
elif core.is_webserver():
logger.info("Start web server mode")
# Import the Glances web server module
from glances.core.glances_webserver import GlancesWebServer
# Init the web server mode
webserver = GlancesWebServer(config=core.get_config(),
args=core.get_args())
# Start the web server loop
webserver.serve_forever()
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import sys
# Import Glances libs
from glances.core.glances_logging import logger
# Import mandatory PySNMP lib
try:
from pysnmp.entity.rfc3413.oneliner import cmdgen
except ImportError:
logger.critical(
"PySNMP library not found. To install it: pip install pysnmp")
sys.exit(2)
class GlancesSNMPClient(object):
"""SNMP client class (based on pysnmp library)."""
def __init__(self,
host='localhost',
port=161,
version='2c',
community='public',
user='******',
auth=''):
super(GlancesSNMPClient, self).__init__()
self.cmdGen = cmdgen.CommandGenerator()
from glances.core.glances_logging import logger
from glances.core.glances_main import GlancesMain
# Get PSutil version
psutil_min_version = (2, 0, 0)
psutil_version = tuple([int(num) for num in __psutil_version.split('.')])
# First log with Glances and PSUtil version
logger.info('Start Glances {0}'.format(__version__))
logger.info('{0} {1} and PSutil {2} detected'.format(
platform.python_implementation(), platform.python_version(),
__psutil_version))
# Check PSutil version
if psutil_version < psutil_min_version:
logger.critical('PSutil 2.0 or higher is needed. Glances cannot start.')
sys.exit(1)
def __signal_handler(signal, frame):
"""Callback for CTRL-C."""
end()
def end():
"""Stop Glances."""
if core.is_standalone():
# Stop the standalone (CLI)
standalone.end()
logger.info("Stop Glances (with CTRL-C)")
elif core.is_client():
def parse_args(self):
"""Parse command line arguments."""
args = self.init_args().parse_args()
# Load the configuration file, if it exists
self.config = Config(args.conf_file)
# Debug mode
if args.debug:
from logging import DEBUG
logger.setLevel(DEBUG)
# Client/server Port
if args.port is None:
if args.webserver:
args.port = self.web_server_port
else:
args.port = self.server_port
# Autodiscover
if args.disable_autodiscover:
logger.info("Auto discover mode is disabled")
# In web server mode, defaul refresh time: 5 sec
if args.webserver:
args.time = 5
args.process_short_name = True
# Server or client login/password
args.username = self.username
if args.password_prompt:
# Interactive or file password
if args.server:
args.password = self.__get_password(
description='Define the password for the Glances server',
confirm=True)
elif args.webserver:
args.password = self.__get_password(
description='Define the password for the Glances web server\nUser name: glances',
confirm=True)
elif args.client:
args.password = self.__get_password(
description='Enter the Glances server password',
clear=True)
else:
# Default is no password
args.password = self.password
# By default help is hidden
args.help_tag = False
# Display Rx and Tx, not the sum for the network
args.network_sum = False
args.network_cumul = False
# Manage full quicklook option
if args.full_quicklook:
args.disable_quicklook = False
args.disable_cpu = True
args.disable_mem = True
args.disable_swap = True
args.disable_load = False
else:
args.disable_quicklook = False
args.disable_cpu = False
args.disable_mem = False
args.disable_swap = False
args.disable_load = False
# Control parameter and exit if it is not OK
self.args = args
# Export is only available in standalone or client mode (issue #614)
export_tag = args.export_csv or args.export_statsd or args.export_influxdb or args.export_opentsdb or args.export_rabbitmq
if not (self.is_standalone() or self.is_client()) and export_tag:
logger.critical("Export is only available in standalone or client mode")
sys.exit(2)
# Filter is only available in standalone mode
if args.process_filter is not None and not self.is_standalone():
logger.critical("Process filter is only available in standalone mode")
sys.exit(2)
# Check graph output path
if args.enable_history and args.path_history is not None:
if not os.access(args.path_history, os.W_OK):
logger.critical("History output path {0} do not exist or is not writable".format(args.path_history))
sys.exit(2)
logger.debug("History output path is set to {0}".format(args.path_history))
# Disable HDDTemp if sensors are disabled
if args.disable_sensors:
args.disable_hddtemp = True
logger.debug("Sensors and HDDTemp are disabled")
return args
def main():
"""Main entry point for Glances.
Select the mode (standalone, client or server)
Run it...
"""
# Log Glances and PSutil version
logger.info('Start Glances {0}'.format(__version__))
logger.info('{0} {1} and PSutil {2} detected'.format(
platform.python_implementation(), platform.python_version(),
__psutil_version))
# Share global var
global core, standalone, client, server, webserver
# Create the Glances main instance
core = GlancesMain()
prctl.prctl(prctl.PDEATHSIG, signal.SIGTERM)
# Catch the CTRL-C signal
signal.signal(signal.SIGINT, __signal_handler)
# Glances can be ran in standalone, client or server mode
if core.is_standalone():
logger.info("Start standalone mode")
# Import the Glances standalone module
from glances.core.glances_standalone import GlancesStandalone
# Init the standalone mode
standalone = GlancesStandalone(config=core.get_config(),
args=core.get_args())
# Start the standalone (CLI) loop
standalone.serve_forever()
elif core.is_client():
if core.is_client_browser():
logger.info("Start client mode (browser)")
# Import the Glances client browser module
from glances.core.glances_client_browser import GlancesClientBrowser
# Init the client
client = GlancesClientBrowser(config=core.get_config(),
args=core.get_args())
else:
logger.info("Start client mode")
# Import the Glances client module
from glances.core.glances_client import GlancesClient
# Init the client
client = GlancesClient(config=core.get_config(),
args=core.get_args())
# Test if client and server are in the same major version
if not client.login():
logger.critical(
"The server version is not compatible with the client")
sys.exit(2)
# Start the client loop
client.serve_forever()
# Shutdown the client
client.end()
elif core.is_server():
logger.info("Start server mode")
# Import the Glances server module
from glances.core.glances_server import GlancesServer
args = core.get_args()
server = GlancesServer(cached_time=core.cached_time,
config=core.get_config(),
args=args)
print('Glances server is running on {0}:{1}'.format(
args.bind_address, args.port))
# Set the server login/password (if -P/--password tag)
if args.password != "":
server.add_user(args.username, args.password)
# Start the server loop
server.serve_forever()
# Shutdown the server?
server.server_close()
elif core.is_webserver():
logger.info("Start web server mode")
# Import the Glances web server module
from glances.core.glances_webserver import GlancesWebServer
# Init the web server mode
webserver = GlancesWebServer(config=core.get_config(),
args=core.get_args())
# Start the web server loop
webserver.serve_forever()
)
zeroconf_tag = True
except ImportError:
zeroconf_tag = False
# Import Glances libs
from glances.core.glances_globals import appname
from glances.core.glances_logging import logger
# Zeroconf 0.17 or higher is needed
if zeroconf_tag:
zeroconf_min_version = (0, 17, 0)
zeroconf_version = tuple([int(num) for num in __zeroconf_version.split('.')])
logger.debug("Zeroconf version {0} detected.".format(__zeroconf_version))
if zeroconf_version < zeroconf_min_version:
logger.critical("Please install zeroconf 0.17 or higher.")
sys.exit(1)
# Global var
zeroconf_type = "_%s._tcp." % appname
class AutoDiscovered(object):
"""Class to manage the auto discovered servers dict."""
def __init__(self):
# server_dict is a list of dict (JSON compliant)
# [ {'key': 'zeroconf name', ip': '172.1.2.3', 'port': 61209, 'cpu': 3, 'mem': 34 ...} ... ]
self._server_list = []
from glances.core.glances_logging import logger
from glances.core.glances_main import GlancesMain
# Get PSutil version
psutil_min_version = (2, 0, 0)
psutil_version = tuple([int(num) for num in __psutil_version.split('.')])
# First log with Glances and PSUtil version
logger.info('Start Glances {0}'.format(__version__))
logger.info('{0} {1} and PSutil {2} detected'.format(platform.python_implementation(),
platform.python_version(),
__psutil_version))
# Check PSutil version
if psutil_version < psutil_min_version:
logger.critical('PSutil 2.0 or higher is needed. Glances cannot start.')
sys.exit(1)
def __signal_handler(signal, frame):
"""Callback for CTRL-C."""
end()
def end():
"""Stop Glances."""
if core.is_standalone():
# Stop the standalone (CLI)
standalone.end()
logger.info("Stop Glances (with CTRL-C)")
elif core.is_client():
def main():
"""Main entry point for Glances.
Select the mode (standalone, client or server)
Run it...
"""
# Log Glances and PSutil version
logger.info('Start Glances {0}'.format(__version__))
logger.info('{0} {1} and PSutil {2} detected'.format(
platform.python_implementation(),
platform.python_version(),
__psutil_version))
# Share global var
global core, standalone, client, server, webserver
# Create the Glances main instance
core = GlancesMain()
prctl.prctl(prctl.PDEATHSIG, signal.SIGTERM)
# Catch the CTRL-C signal
signal.signal(signal.SIGINT, __signal_handler)
# Glances can be ran in standalone, client or server mode
if core.is_standalone():
logger.info("Start standalone mode")
# Import the Glances standalone module
from glances.core.glances_standalone import GlancesStandalone
# Init the standalone mode
standalone = GlancesStandalone(config=core.get_config(),
args=core.get_args())
# Start the standalone (CLI) loop
standalone.serve_forever()
elif core.is_client():
if core.is_client_browser():
logger.info("Start client mode (browser)")
# Import the Glances client browser module
from glances.core.glances_client_browser import GlancesClientBrowser
# Init the client
client = GlancesClientBrowser(config=core.get_config(),
args=core.get_args())
else:
logger.info("Start client mode")
# Import the Glances client module
from glances.core.glances_client import GlancesClient
# Init the client
client = GlancesClient(config=core.get_config(),
args=core.get_args())
# Test if client and server are in the same major version
if not client.login():
logger.critical("The server version is not compatible with the client")
sys.exit(2)
# Start the client loop
client.serve_forever()
# Shutdown the client
client.end()
elif core.is_server():
logger.info("Start server mode")
# Import the Glances server module
from glances.core.glances_server import GlancesServer
args = core.get_args()
server = GlancesServer(cached_time=core.cached_time,
config=core.get_config(),
args=args)
print('Glances server is running on {0}:{1}'.format(args.bind_address, args.port))
# Set the server login/password (if -P/--password tag)
if args.password != "":
server.add_user(args.username, args.password)
# Start the server loop
server.serve_forever()
# Shutdown the server?
server.server_close()
elif core.is_webserver():
logger.info("Start web server mode")
# Import the Glances web server module
from glances.core.glances_webserver import GlancesWebServer
# Init the web server mode
webserver = GlancesWebServer(config=core.get_config(),
args=core.get_args())
# Start the web server loop
webserver.serve_forever()
def parse_args(self):
"""Parse command line arguments."""
args = self.init_args().parse_args()
# Load the configuration file, if it exists
self.config = Config(args.conf_file)
# Debug mode
if args.debug:
from logging import DEBUG
logger.setLevel(DEBUG)
# Client/server Port
if args.port is None:
if args.webserver:
args.port = self.web_server_port
else:
args.port = self.server_port
# Autodiscover
if args.disable_autodiscover:
logger.info("Auto discover mode is disabled")
# In web server mode, defaul refresh time: 5 sec
if args.webserver:
args.time = 5
args.process_short_name = True
# Server or client login/password
args.username = self.username
if args.password_arg is not None:
from hashlib import sha256
# Password is given as an argument
# Hash with SHA256
# Only the SHA will be transmit on the network
args.password = sha256(args.password_arg).hexdigest()
elif args.password_prompt:
# Interactive or file password
if args.server:
args.password = self.__get_password(
description=_(
"Define the password for the Glances server"),
confirm=True)
elif args.client:
args.password = self.__get_password(
description=_("Enter the Glances server password"),
clear=True)
else:
# Default is no password
args.password = self.password
# By default help is hidden
args.help_tag = False
# Display Rx and Tx, not the sum for the network
args.network_sum = False
args.network_cumul = False
# Control parameter and exit if it is not OK
self.args = args
# Filter is only available in standalone mode
if args.process_filter is not None and not self.is_standalone():
logger.critical("Process filter is only available in standalone mode")
sys.exit(2)
# Check graph output path
if args.enable_history and args.path_history is not None:
if not os.access(args.path_history, os.W_OK):
logger.critical("History output path {0} do not exist or is not writable".format(args.path_history))
sys.exit(2)
logger.debug("History output path is set to {0}".format(args.path_history))
return args
def parse_args(self):
"""Parse command line arguments."""
args = self.init_args().parse_args()
# Load the configuration file, if it exists
self.config = Config(args.conf_file)
# Debug mode
if args.debug:
from logging import DEBUG
logger.setLevel(DEBUG)
# Client/server Port
if args.port is None:
if args.webserver:
args.port = self.web_server_port
else:
args.port = self.server_port
# Autodiscover
if args.disable_autodiscover:
logger.info("Auto discover mode is disabled")
# In web server mode, defaul refresh time: 5 sec
if args.webserver:
args.time = 5
args.process_short_name = True
# Server or client login/password
args.username = self.username
if args.password_prompt:
# Interactive or file password
if args.server:
args.password = self.__get_password(
description='Define the password for the Glances server',
confirm=True)
elif args.webserver:
args.password = self.__get_password(
description=
'Define the password for the Glances web server\nUser name: glances',
confirm=True)
elif args.client:
args.password = self.__get_password(
description='Enter the Glances server password',
clear=True)
else:
# Default is no password
args.password = self.password
# By default help is hidden
args.help_tag = False
# Display Rx and Tx, not the sum for the network
args.network_sum = False
args.network_cumul = False
# Manage full quicklook option
if args.full_quicklook:
args.disable_quicklook = False
args.disable_cpu = True
args.disable_mem = True
args.disable_swap = True
args.disable_load = False
else:
args.disable_quicklook = False
args.disable_cpu = False
args.disable_mem = False
args.disable_swap = False
args.disable_load = False
# Control parameter and exit if it is not OK
self.args = args
# Export is only available in standalone or client mode (issue #614)
export_tag = args.export_csv or args.export_statsd or args.export_influxdb or args.export_opentsdb or args.export_rabbitmq
if not (self.is_standalone() or self.is_client()) and export_tag:
logger.critical(
"Export is only available in standalone or client mode")
sys.exit(2)
# Filter is only available in standalone mode
if args.process_filter is not None and not self.is_standalone():
logger.critical(
"Process filter is only available in standalone mode")
sys.exit(2)
# Check graph output path
if args.enable_history and args.path_history is not None:
if not os.access(args.path_history, os.W_OK):
logger.critical(
"History output path {0} do not exist or is not writable".
format(args.path_history))
sys.exit(2)
logger.debug("History output path is set to {0}".format(
args.path_history))
# Disable HDDTemp if sensors are disabled
if args.disable_sensors:
args.disable_hddtemp = True
logger.debug("Sensors and HDDTemp are disabled")
return args
# You should have received a copy of the GNU Lesser General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
"""Web interface class."""
import json
import os
import sys
# Import Glances libs
from glances.core.glances_logging import logger
# Import mandatory Bottle lib
try:
from bottle import Bottle, template, static_file, TEMPLATE_PATH, abort, response
except ImportError:
logger.critical(
'Bottle module not found. Glances cannot start in web server mode.')
sys.exit(2)
class GlancesBottle(object):
"""This class manages the Bottle Web server."""
def __init__(self, args=None):
# Init args
self.args = args
# Init stats
# Will be updated within Bottle route
self.stats = None
# Init Bottle
self._app = Bottle()
