def __set_monitor_list(self, section, key):
"""Init the monitored processes list.
The list is defined in the Glances configuration file.
"""
for l in range(1, self.__monitor_list_max_size + 1):
value = {}
key = "list_" + str(l) + "_"
try:
description = self.config.get_raw_option(section, key + "description")
regex = self.config.get_raw_option(section, key + "regex")
command = self.config.get_raw_option(section, key + "command")
countmin = self.config.get_raw_option(section, key + "countmin")
countmax = self.config.get_raw_option(section, key + "countmax")
except Exception as e:
logger.error(_("Cannot read monitored list: {0}").format(e))
pass
else:
if description is not None and regex is not None:
# Build the new item
value["description"] = description
try:
re.compile(regex)
except:
continue
else:
value["regex"] = regex
value["command"] = command
value["countmin"] = countmin
value["countmax"] = countmax
value["count"] = None
value["result"] = None
# Add the item to the list
self.__monitor_list.append(value)
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 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 __set_monitor_list(self, section, key):
"""Init the monitored processes list.
The list is defined in the Glances configuration file.
"""
for l in range(1, self.__monitor_list_max_size + 1):
value = {}
key = "list_" + str(l) + "_"
try:
description = self.config.get_raw_option(section, key + "description")
regex = self.config.get_raw_option(section, key + "regex")
command = self.config.get_raw_option(section, key + "command")
countmin = self.config.get_raw_option(section, key + "countmin")
countmax = self.config.get_raw_option(section, key + "countmax")
except Exception as e:
logger.error("Cannot read monitored list: {0}".format(e))
pass
else:
if description is not None and regex is not None:
# Build the new item
value["description"] = description
try:
re.compile(regex)
except Exception:
continue
else:
value["regex"] = regex
value["command"] = command
value["countmin"] = countmin
value["countmax"] = countmax
value["count"] = None
value["result"] = None
# Add the item to the list
self.__monitor_list.append(value)
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 the stats using SNMP."""
# For each plugins, call the update method
for p in self._plugins:
# Set the input method to SNMP
self._plugins[p].set_input('snmp', self.system_name)
try:
self._plugins[p].update()
except Exception as e:
logger.error(_("Error: Update {0} failed: {1}").format(p, e))
def update(self):
"""Update the stats using SNMP."""
# For each plugins, call the update method
for p in self._plugins:
# Set the input method to SNMP
self._plugins[p].set_input('snmp', self.system_name)
try:
self._plugins[p].update()
except Exception as e:
logger.error(_("Error: Update {0} failed: {1}").format(p, e))
def __init__(self, bind_address, bind_port=61209,
requestHandler=GlancesXMLRPCHandler):
try:
self.address_family = socket.getaddrinfo(bind_address, bind_port)[0][0]
except socket.error as e:
logger.error(_("Couldn't open socket: {0}").format(e))
sys.exit(1)
SimpleXMLRPCServer.__init__(self, (bind_address, bind_port),
requestHandler)
def remove_server(self, name):
"""Remove a server from the dict"""
for i in self._server_list:
if i['key'] == name:
try:
self._server_list.remove(i)
logger.debug("Remove server %s from the list" % name)
logger.debug("Updated servers list (%s servers): %s" % (
len(self._server_list), self._server_list))
except ValueError:
logger.error(
"Cannot remove server %s from the list" % name)
def set_process_filter(self, value):
"""Set the process filter"""
logger.info(_("Set process filter to %s") % value)
self.process_filter = value
if value is not None:
try:
self.process_filter_re = re.compile(value)
logger.debug(_("Process filter regular expression compilation OK: %s") % self.get_process_filter())
except:
logger.error(_("Can not compile process filter regular expression: %s") % value)
self.process_filter_re = None
else:
self.process_filter_re = None
return self.process_filter
def __init__(self,
bind_address,
bind_port=61209,
requestHandler=GlancesXMLRPCHandler):
try:
self.address_family = socket.getaddrinfo(bind_address,
bind_port)[0][0]
except socket.error as e:
logger.error(_("Couldn't open socket: {0}").format(e))
sys.exit(1)
SimpleXMLRPCServer.__init__(self, (bind_address, bind_port),
requestHandler)
def save_password(self, hashed_password):
"""Save the hashed password to the Glances folder."""
# Check if the Glances folder already exists
if not os.path.exists(self.password_path):
# Create the Glances folder
try:
os.makedirs(self.password_path)
except OSError as e:
logger.error("Cannot create Glances directory: {0}".format(e))
return
# Create/overwrite the password file
with open(self.password_filepath, 'w') as file_pwd:
file_pwd.write(hashed_password)
def set_process_filter(self, value):
"""Set the process filter"""
logger.info("Set process filter to {0}".format(value))
self.process_filter = value
if value is not None:
try:
self.process_filter_re = re.compile(value)
logger.debug("Process filter regex compilation OK: {0}".format(self.get_process_filter()))
except Exception:
logger.error("Cannot compile process filter regex: {0}".format(value))
self.process_filter_re = None
else:
self.process_filter_re = None
return self.process_filter
def get_stats_value(self, item, value):
"""
Return the stats object for a specific item=value (in JSON format)
Stats should be a list of dict (processlist, network...)
"""
if type(self.stats) is not list:
return None
else:
if value.isdigit():
value = int(value)
try:
return json.dumps({ value: [i for i in self.stats if i[item] == value] })
except (KeyError, ValueError) as e:
logger.error(_("Can not get item(%s)=value(%s) (%s)") % (item, value,e))
return None
def save_password(self, hashed_password):
"""Save the hashed password to the Glances folder."""
# Check if the Glances folder already exists
if not os.path.exists(self.password_path):
# Create the Glances folder
try:
os.makedirs(self.password_path)
except OSError as e:
logger.error(
_("Cannot create Glances directory: {0}").format(e))
return
# Create/overwrite the password file
with open(self.password_filepath, 'w') as file_pwd:
file_pwd.write(hashed_password)
def __init__(self, args=None):
if zeroconf_tag:
logger.info("Init autodiscover mode (Zeroconf protocol)")
try:
self.zeroconf = Zeroconf()
except socket.error as e:
logger.error("Cannot start Zeroconf (%s)" % e)
self.zeroconf_enable_tag = False
else:
self.listener = GlancesAutoDiscoverListener()
self.browser = ServiceBrowser(
self.zeroconf, zeroconf_type, self.listener)
self.zeroconf_enable_tag = True
else:
logger.error("Cannot start autodiscover mode (Zeroconf lib is not installed)")
self.zeroconf_enable_tag = False
def load(self):
"""Load a config file from the list of paths, if it exists."""
for config_file in self.get_config_paths():
if os.path.isfile(config_file) and os.path.getsize(config_file) > 0:
try:
if is_py3:
self.parser.read(config_file, encoding='utf-8')
else:
self.parser.read(config_file)
logger.info(_("Read configuration file %s") % config_file)
except UnicodeDecodeError as e:
logger.error(_("Cannot decode configuration file '{0}': {1}").format(config_file, e))
sys.exit(1)
# Save the loaded configuration file path (issue #374)
self._loaded_config_file = config_file
break
def load(self):
"""Load a config file from the list of paths, if it exists."""
for config_file in self.get_config_paths():
if os.path.isfile(config_file) and os.path.getsize(config_file) > 0:
try:
if is_py3:
self.parser.read(config_file, encoding='utf-8')
else:
self.parser.read(config_file)
logger.info("Read configuration file '{0}'".format(config_file))
except UnicodeDecodeError as e:
logger.error("Cannot decode configuration file '{0}': {1}".format(config_file, e))
sys.exit(1)
# Save the loaded configuration file path (issue #374)
self._loaded_config_file = config_file
break
def load(self, config):
"""Load the server list from the configuration file"""
server_list = []
if config is None:
logger.warning("No configuration file available. Cannot load server list.")
elif not config.has_section(self._section):
logger.warning("No [%s] section in the configuration file. Cannot load server list." % self._section)
else:
logger.info("Start reading the [%s] section in the configuration file" % self._section)
for i in range(1, 256):
new_server = {}
postfix = 'server_%s_' % str(i)
# Read the server name (mandatory)
for s in ['name', 'port', 'alias']:
new_server[s] = config.get_raw_option(self._section, '%s%s' % (postfix, s))
if new_server['name'] is not None:
# Manage optionnal information
if new_server['port'] is None:
new_server['port'] = 61209
new_server['username'] = '******'
new_server['password'] = ''
try:
new_server['ip'] = gethostbyname(new_server['name'])
except gaierror as e:
logger.error("Cannot get IP address for server %s (%s)" % (new_server['name'], e))
continue
new_server['key'] = new_server['name'] + ':' + new_server['port']
# Default status is 'UNKNOWN'
new_server['status'] = 'UNKNOWN'
# Server type is 'STATIC'
new_server['type'] = 'STATIC'
# Add the server to the list
logger.debug("Add server %s to the static list" % new_server['name'])
server_list.append(new_server)
# Server list loaded
logger.info("%s server(s) loaded from the configuration file" % len(server_list))
logger.debug("Static server list: %s" % server_list)
return server_list
def set_process_filter(self, value):
"""Set the process filter"""
logger.info(_("Set process filter to %s") % value)
self.process_filter = value
if value is not None:
try:
self.process_filter_re = re.compile(value)
logger.debug(
_("Process filter regular expression compilation OK: %s") %
self.get_process_filter())
except:
logger.error(
_("Can not compile process filter regular expression: %s")
% value)
self.process_filter_re = None
else:
self.process_filter_re = None
return self.process_filter
def __init__(self, requestHandler=GlancesXMLRPCHandler,
cached_time=1,
config=None,
args=None):
# Init the XML RPC server
try:
self.server = GlancesXMLRPCServer(args.bind_address, args.port, requestHandler)
except Exception as e:
logger.error(_("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))
def get_stats_item(self, item):
"""
Return the stats object for a specific item (in JSON format)
Stats should be a list of dict (processlist, network...)
"""
if type(self.stats) is not list:
if type(self.stats) is dict:
try:
return json.dumps({ item: self.stats[item] })
except KeyError as e:
logger.error(_("Can not get item %s (%s)") % (item, e))
else:
return None
else:
try:
# Source: http://stackoverflow.com/questions/4573875/python-get-index-of-dictionary-item-in-list
return json.dumps({ item: map(itemgetter(item), self.stats) })
except (KeyError, ValueError) as e:
logger.error(_("Can not get item %s (%s)") % (item, e))
return None
def __init__(self, hostname, args=None):
if zeroconf_tag:
zeroconf_bind_address = args.bind_address
try:
self.zeroconf = Zeroconf()
except socket.error as e:
logger.error("Cannot start zeroconf: {0}".format(e))
if netifaces_tag:
# -B @ overwrite the dynamic IPv4 choice
if zeroconf_bind_address == '0.0.0.0':
zeroconf_bind_address = self.find_active_ip_address()
else:
logger.error("Couldn't find the active IP address: netifaces library not found.")
logger.info("Announce the Glances server on the LAN (using {0} IP address)".format(zeroconf_bind_address))
print("Announce the Glances server on the LAN (using {0} IP address)".format(zeroconf_bind_address))
self.info = ServiceInfo(
zeroconf_type, '{0}:{1}.{2}'.format(hostname, args.port, zeroconf_type),
address=socket.inet_aton(zeroconf_bind_address), port=args.port,
weight=0, priority=0, properties={}, server=hostname)
self.zeroconf.register_service(self.info)
else:
logger.error("Cannot announce Glances server on the network: zeroconf library not found.")
def __init__(self,
requestHandler=GlancesXMLRPCHandler,
cached_time=1,
config=None,
args=None):
# Init the XML RPC server
try:
self.server = GlancesXMLRPCServer(args.bind_address, args.port,
requestHandler)
except Exception as e:
logger.error(_("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))
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 __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 update(self):
"""Update sensors stats using the input method."""
# Reset the stats
self.reset()
if self.get_input() == 'local':
# Update stats using the dedicated lib
try:
self.stats = self.__set_type(self.glancesgrabsensors.get(),
'temperature_core')
except Exception as e:
logger.error("Cannot grab sensors temperatures (%s)" % e)
# Update HDDtemp stats
try:
hddtemp = self.__set_type(self.hddtemp_plugin.update(),
'temperature_hdd')
except Exception as e:
logger.error("Cannot grab HDD temperature (%s)" % e)
else:
# Append HDD temperature
self.stats.extend(hddtemp)
# Update batteries stats
try:
batpercent = self.__set_type(self.batpercent_plugin.update(),
'battery')
except Exception as e:
logger.error("Cannot grab battery percent (%s)" % e)
else:
# Append Batteries %
self.stats.extend(batpercent)
elif self.get_input() == 'snmp':
# Update stats using SNMP
# No standard:
# http://www.net-snmp.org/wiki/index.php/Net-SNMP_and_lm-sensors_on_Ubuntu_10.04
pass
return self.stats
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')
def update(self):
"""
Update the processes stats
"""
# Reset the stats
self.processlist = []
self.processcount = {
'total': 0, 'running': 0, 'sleeping': 0, 'thread': 0}
# Do not process if disable tag is set
if self.disable_tag:
return
# Get the time since last update
time_since_update = getTimeSinceLastUpdate('process_disk')
# Build an internal dict with only mandatories stats (sort keys)
processdict = {}
for proc in psutil.process_iter():
# Ignore kernel threads if needed
if (self.no_kernel_threads and (not is_windows) # gids() is only available on unix
and (proc.gids().real == 0)):
continue
# If self.get_max_processes() is None: Only retreive mandatory stats
# Else: retreive mandatory and standard stats
s = self.__get_process_stats(proc,
mandatory_stats=True,
standard_stats=self.get_max_processes() is None)
# Continue to the next process if it has to be filtered
if s is None or (self.is_filtered(s['cmdline']) and self.is_filtered(s['name'])):
continue
# Ok add the process to the list
processdict[proc] = s
# ignore the 'idle' process on Windows and *BSD
# ignore the 'kernel_task' process on OS X
# waiting for upstream patch from psutil
if (is_bsd and processdict[proc]['name'] == 'idle' or
is_windows and processdict[proc]['name'] == 'System Idle Process' or
is_mac and processdict[proc]['name'] == 'kernel_task'):
continue
# Update processcount (global statistics)
try:
self.processcount[str(proc.status())] += 1
except KeyError:
# Key did not exist, create it
try:
self.processcount[str(proc.status())] = 1
except psutil.NoSuchProcess:
pass
except psutil.NoSuchProcess:
pass
else:
self.processcount['total'] += 1
# Update thread number (global statistics)
try:
self.processcount['thread'] += proc.num_threads()
except Exception:
pass
if self._enable_tree:
self.process_tree = ProcessTreeNode.build_tree(processdict,
self.getsortkey(),
self.no_kernel_threads)
for i, node in enumerate(self.process_tree):
# Only retreive stats for visible processes (get_max_processes)
if (self.get_max_processes() is not None) and (i >= self.get_max_processes()):
break
# add standard stats
new_stats = self.__get_process_stats(node.process,
mandatory_stats=False,
standard_stats=True,
extended_stats=False)
if new_stats is not None:
node.stats.update(new_stats)
# Add a specific time_since_update stats for bitrate
node.stats['time_since_update'] = time_since_update
else:
# Process optimization
# Only retreive stats for visible processes (get_max_processes)
if self.get_max_processes() is not None:
# Sort the internal dict and cut the top N (Return a list of tuple)
# tuple=key (proc), dict (returned by __get_process_stats)
try:
processiter = sorted(
processdict.items(), key=lambda x: x[1][self.getsortkey()], reverse=True)
except (KeyError, TypeError) as e:
logger.error("Cannot sort process list by %s (%s)" % (self.getsortkey(), e))
logger.error("%s" % str(processdict.items()[0]))
# Fallback to all process (issue #423)
processloop = processdict.items()
first = False
else:
processloop = processiter[0:self.get_max_processes()]
first = True
else:
# Get all processes stats
processloop = processdict.items()
first = False
for i in processloop:
# Already existing mandatory stats
procstat = i[1]
if self.get_max_processes() is not None:
# Update with standard stats
# and extended stats but only for TOP (first) process
s = self.__get_process_stats(i[0],
mandatory_stats=False,
standard_stats=True,
extended_stats=first)
if s is None:
continue
procstat.update(s)
# Add a specific time_since_update stats for bitrate
procstat['time_since_update'] = time_since_update
# Update process list
self.processlist.append(procstat)
# Next...
first = False
# Clean internals caches if timeout is reached
if self.cache_timer.finished():
self.username_cache = {}
self.cmdline_cache = {}
# Restart the timer
self.cache_timer.reset()
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'
)
