def __init__(self, config=None, args=None, timeout=7, return_to_browser=False):
# 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)
logger.debug("Try to connect to {0}".format(uri))
# Try to connect to the URI
transport = GlancesClientTransport()
# Configure the server timeout
transport.set_timeout(timeout)
try:
self.client = ServerProxy(uri, transport=transport)
except Exception as e:
msg = "Client couldn't create socket {0}: {1}".format(uri, e)
if not return_to_browser:
logger.critical(msg)
sys.exit(2)
else:
logger.error(msg)
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(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, but passwords did not match..."))
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, 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_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, 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(
_("Error: Cannot create the CSV file: {0}").format(e))
sys.exit(2)
logger.info(
_("Stats dumped to CSV file: {0}").format(self.csv_filename))
# 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
from glances.core.glances_globals import logger
import msvcrt
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 login(self, return_to_browser=False):
"""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 (%s)" % err)
self.set_mode('snmp')
fallbackmsg = _("Trying fallback to SNMP...")
if not return_to_browser:
print(fallbackmsg)
else:
logger.info(fallbackmsg)
except ProtocolError as err:
# Others errors
if str(err).find(" 401 ") > 0:
msg = "Connection to server failed (bad password)"
else:
msg = "Connection to server failed ({0})".format(err)
if not return_to_browser:
logger.critical(msg)
sys.exit(2)
else:
logger.error(msg)
return False
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()))
logger.debug(
"Client version: %s / Server version: %s" % (version, client_version))
else:
logger.error(
"Client and server not compatible: 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")
if not return_to_browser:
sys.exit(2)
else:
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
# 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 os
import sys
# Import Glances libs
from glances.core.glances_globals 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.')
print(_("Install it using pip: # pip install bottle"))
sys.exit(2)
import json
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
# 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_globals import logger
# Import mandatory PySNMP lib
try:
from pysnmp.entity.rfc3413.oneliner import cmdgen
except ImportError:
logger.critical(_("PySNMP library not found."))
print(_("Install it using pip: # 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__()
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():
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.close()
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()
from glances.core.glances_globals import gettext_domain, locale_dir, 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 __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(_("Error: 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:
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:
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')
from glances.outputs.glances_history import GlancesHistory
self.glances_history = GlancesHistory()
if not self.glances_history.graph_enabled():
args.enable_history = False
logger.error(
'Stats history disabled because graph lib is not available'
)
# Import system lib
import sys
# Import Glances lib
from glances.core.glances_globals import glances_logs, glances_processes, is_linux, is_bsd, is_mac, is_windows, logger
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, rectangle
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)."""
def __init__(self, args=None):
# Init args
self.args = args
# Init windows positions
self.term_w = 80
# 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_globals import logger
# Import mandatory PySNMP lib
try:
from pysnmp.entity.rfc3413.oneliner import cmdgen
except ImportError:
logger.critical(_("PySNMP library not found."))
print(_("Install it using pip: # 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
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():
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.close()
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
)
zeroconf_tag = True
except ImportError:
zeroconf_tag = False
# Import Glances libs
from glances.core.glances_globals import appname, 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 = []
# Import system lib
import sys
# Import Glances lib
from glances.core.glances_globals import glances_logs, glances_processes, is_mac, is_windows, logger
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
from glances.core.glances_globals import gettext_domain, locale_dir, 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 __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.outputs.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')
# 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_globals 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 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
# 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