def get_stats_display_width(self, curse_msg, without_option=False):
"""Return the width of the formatted curses message."""
try:
if without_option:
# Size without options
c = len(
max(''.join([
(u(u(nativestr(i['msg'])).encode('ascii', 'replace'))
if not i['optional'] else "")
for i in curse_msg['msgdict']
]).split('\n'),
key=len))
else:
# Size with all options
c = len(
max(''.join([
u(u(nativestr(i['msg'])).encode('ascii', 'replace'))
for i in curse_msg['msgdict']
]).split('\n'),
key=len))
except Exception as e:
logger.debug('ERROR: Can not compute plugin width ({})'.format(e))
return 0
else:
return c
def msg_curse(self, args=None):
"""Return the dict to display in the curse interface."""
# Init the return message
ret = []
# Only process if stats exist and display plugin enable...
if not self.stats or args.disable_process:
return ret
# Build the string message
for m in self.stats:
msg = '{0:<16} '.format(m['description'])
ret.append(self.curse_add_line(
msg, self.get_alert(m['count'], m['countmin'], m['countmax'])))
msg = '{0:<3} '.format(m['count'] if m['count'] > 1 else '')
ret.append(self.curse_add_line(msg))
msg = '{0:13} '.format('RUNNING' if m['count'] >= 1 else 'NOT RUNNING')
ret.append(self.curse_add_line(msg))
# Decode to UTF-8 (for Python 2)
try:
msg = u(m['result']) if m['count'] >= 1 else ''
except UnicodeEncodeError:
# Hack if return message contains non UTF-8 compliant char
msg = u(m['default_result']) if m['count'] >= 1 else ''
ret.append(self.curse_add_line(msg, optional=True, splittable=True))
ret.append(self.curse_new_line())
# Delete the last empty line
try:
ret.pop()
except IndexError:
pass
return ret
def set_result(self, result, separator=''):
"""Store the result (string) into the result key of the AMP
if one_line is true then replace \n by separator
"""
if self.one_line():
self.configs['result'] = u(result).replace('\n', separator)
else:
self.configs['result'] = u(result)
def update(self, process_list):
"""Update the AMP"""
# Get the systemctl status
logger.debug('{}: Update AMP stats using command {}'.format(
self.NAME, self.get('service_cmd')))
# Get command to execute
try:
res = self.get('command')
except OSError as e:
logger.debug('{}: Error while executing command ({})'.format(
self.NAME, e))
return self.result()
# No command found, use default message
if res is None:
# Set the default message if command return None
# Default sum of CPU and MEM for the matching regex
self.set_result('CPU: {:.1f}% | MEM: {:.1f}%'.format(
sum([p['cpu_percent'] for p in process_list]),
sum([p['memory_percent'] for p in process_list])))
return self.result()
# Run command(s)
# Comman separated commands can be executed
try:
msg = ''
for cmd in res.split(';'):
msg += u(check_output(cmd.split(), stderr=STDOUT))
self.set_result(to_ascii(msg.rstrip()))
except CalledProcessError as e:
self.set_result(e.output)
return self.result()
def update(self, process_list):
"""Update the AMP"""
# Get the systemctl status
logger.debug('{}: Update AMP stats using service {}'.format(
self.NAME, self.get('service_cmd')))
try:
res = self.get('command')
except OSError as e:
logger.debug('{}: Error while executing service ({})'.format(
self.NAME, e))
else:
if res is not None:
try:
msg = u(check_output(res.split(), stderr=STDOUT))
self.set_result(to_ascii(msg.rstrip()))
except CalledProcessError as e:
self.set_result(e.output)
else:
# Set the default message if command return None
# Default sum of CPU and MEM for the matching regex
self.set_result('CPU: {:.1f}% | MEM: {:.1f}%'.format(
sum([p['cpu_percent'] for p in process_list]),
sum([p['memory_percent'] for p in process_list])))
return self.result()
def msg_curse(self, args=None):
"""Return the dict to display in the curse interface."""
# Init the return message
ret = []
# Only process if stats exist and display plugin enable...
if not self.stats or args.disable_process:
return ret
# Build the string message
for m in self.stats:
msg = '{0:<16} '.format(m['description'])
ret.append(
self.curse_add_line(
msg,
self.get_alert(m['count'], m['countmin'], m['countmax'])))
msg = '{0:<3} '.format(m['count'] if m['count'] > 1 else '')
ret.append(self.curse_add_line(msg))
msg = '{0:13} '.format(
'RUNNING' if m['count'] >= 1 else 'NOT RUNNING')
ret.append(self.curse_add_line(msg))
# Decode to UTF-8 (for Python 2)
try:
msg = u(m['result']) if m['count'] >= 1 else ''
except UnicodeEncodeError:
# Hack if return message contains non UTF-8 compliant char
msg = u(m['default_result']) if m['count'] >= 1 else ''
ret.append(self.curse_add_line(msg, optional=True,
splittable=True))
ret.append(self.curse_new_line())
# Delete the last empty line
try:
ret.pop()
except IndexError:
pass
return ret
def update(self):
"""Update the command result attributed."""
# Only continue if monitor list is not empty
if len(self.__monitor_list) == 0:
return self.__monitor_list
# Search monitored processes by a regular expression
processlist = [p for p in glances_processes.getalllist()]
# Iter upon the monitored list
for i in range(len(self.get())):
monitoredlist = [
p for p in processlist for c in p['cmdline']
if re.search(self.regex(i), c) is not None
]
self.__monitor_list[i]['count'] = len(monitoredlist)
# Always get processes CPU and MEM
self.__monitor_list[i][
'default_result'] = 'CPU: {0:.1f}% | MEM: {1:.1f}%'.format(
sum([p['cpu_percent'] for p in monitoredlist]),
sum([p['memory_percent'] for p in monitoredlist]))
if self.command(i) is not None:
# Execute the user command line
try:
self.__monitor_list[i]['result'] = subprocess.check_output(
self.command(i), shell=True)
except subprocess.CalledProcessError:
self.__monitor_list[i][
'result'] = 'Error: ' + self.command(i)
except Exception:
self.__monitor_list[i]['result'] = 'Cannot execute command'
# Only save the first line
try:
self.__monitor_list[i]['result'] = u(
self.__monitor_list[i]['result']).split('\n')[0]
except:
self.__monitor_list[i]['result'] = ''
if self.command(
i) is None or self.__monitor_list[i]['result'] == '':
# If there is no command specified in the conf file
# then display CPU and MEM %
self.__monitor_list[i]['result'] = self.__monitor_list[i][
'default_result']
return self.__monitor_list
def update(self, process_list):
"""Update the AMP"""
# Get the systemctl status
logger.debug('{}: Update stats using service {}'.format(self.NAME, self.get('service_cmd')))
try:
res = self.get('command')
except OSError as e:
logger.debug('{}: Error while executing service ({})'.format(self.NAME, e))
else:
if res is not None:
msg = u(check_output(res.split(), stderr=STDOUT))
self.set_result(to_ascii(msg.rstrip()))
else:
# Set the default message if command return None
# Default sum of CPU and MEM for the matching regex
self.set_result('CPU: {:.1f}% | MEM: {:.1f}%'.format(
sum([p['cpu_percent'] for p in process_list]),
sum([p['memory_percent'] for p in process_list])))
return self.result()
def update(self):
"""Update the command result attributed."""
# Only continue if monitor list is not empty
if len(self.__monitor_list) == 0:
return self.__monitor_list
# Search monitored processes by a regular expression
processlist = [p for p in glances_processes.getalllist()]
# Iter upon the monitored list
for i in range(len(self.get())):
monitoredlist = [p for p in processlist for c in p["cmdline"] if re.search(self.regex(i), c) is not None]
self.__monitor_list[i]["count"] = len(monitoredlist)
# Always get processes CPU and MEM
self.__monitor_list[i]["default_result"] = "CPU: {0:.1f}% | MEM: {1:.1f}%".format(
sum([p["cpu_percent"] for p in monitoredlist]), sum([p["memory_percent"] for p in monitoredlist])
)
if self.command(i) is not None:
# Execute the user command line
try:
self.__monitor_list[i]["result"] = subprocess.check_output(self.command(i), shell=True)
except subprocess.CalledProcessError:
self.__monitor_list[i]["result"] = "Error: " + self.command(i)
except Exception:
self.__monitor_list[i]["result"] = "Cannot execute command"
# Only save the first line
try:
self.__monitor_list[i]["result"] = u(self.__monitor_list[i]["result"]).split("\n")[0]
except:
self.__monitor_list[i]["result"] = ""
if self.command(i) is None or self.__monitor_list[i]["result"] == "":
# If there is no command specified in the conf file
# then display CPU and MEM %
self.__monitor_list[i]["result"] = self.__monitor_list[i]["default_result"]
return self.__monitor_list
def display_plugin(self, plugin_stats,
display_optional=True,
display_additional=True,
max_y=65535,
add_space=0):
"""Display the plugin_stats on the screen.
If display_optional=True display the optional stats
If display_additional=True display additionnal stats
max_y: do not display line > max_y
add_space: add x space (line) after the plugin
"""
# Exit if:
# - the plugin_stats message is empty
# - the display tag = False
if plugin_stats is None or not plugin_stats['msgdict'] or not plugin_stats['display']:
# Exit
return 0
# Get the screen size
screen_x = self.screen.getmaxyx()[1]
screen_y = self.screen.getmaxyx()[0]
# Set the upper/left position of the message
if plugin_stats['align'] == 'right':
# Right align (last column)
display_x = screen_x - self.get_stats_display_width(plugin_stats)
else:
display_x = self.column
if plugin_stats['align'] == 'bottom':
# Bottom (last line)
display_y = screen_y - self.get_stats_display_height(plugin_stats)
else:
display_y = self.line
# Display
x = display_x
x_max = x
y = display_y
for m in plugin_stats['msgdict']:
# New line
if m['msg'].startswith('\n'):
# Go to the next line
y += 1
# Return to the first column
x = display_x
continue
# Do not display outside the screen
if x < 0:
continue
if not m['splittable'] and (x + len(m['msg']) > screen_x):
continue
if y < 0 or (y + 1 > screen_y) or (y > max_y):
break
# If display_optional = False do not display optional stats
if not display_optional and m['optional']:
continue
# If display_additional = False do not display additional stats
if not display_additional and m['additional']:
continue
# Is it possible to display the stat with the current screen size
# !!! Crach if not try/except... Why ???
try:
self.term_window.addnstr(y, x,
m['msg'],
# Do not disply outside the screen
screen_x - x,
self.colors_list[m['decoration']])
except Exception:
pass
else:
# New column
# Python 2: we need to decode to get real screen size because
# UTF-8 special tree chars occupy several bytes.
# Python 3: strings are strings and bytes are bytes, all is
# good.
try:
x += len(u(m['msg']))
except UnicodeDecodeError:
# Quick and dirty hack for issue #745
pass
if x > x_max:
x_max = x
# Compute the next Glances column/line position
self.next_column = max(
self.next_column, x_max + self.space_between_column)
self.next_line = max(self.next_line, y + self.space_between_line)
# Have empty lines after the plugins
self.next_line += add_space
def result(self):
""" Return the result of the AMP (as a string)"""
ret = self.get('result')
if ret is not None:
ret = u(ret)
return ret
def update(self):
"""Update the FS stats using the input method."""
# Reset the list
self.reset()
if self.input_method == 'local':
# Update stats using the standard system lib
# Grab the stats using the PsUtil disk_partitions
# If 'all'=False return physical devices only (e.g. hard disks, cd-rom drives, USB keys)
# and ignore all others (e.g. memory partitions such as /dev/shm)
try:
fs_stat = psutil.disk_partitions(all=False)
except UnicodeDecodeError:
return self.stats
# Optionnal hack to allow logicals mounts points (issue #448)
# Ex: Had to put 'allow=zfs' in the [fs] section of the conf file
# to allow zfs monitoring
for fstype in self.get_conf_value('allow'):
try:
fs_stat += [
f for f in psutil.disk_partitions(all=True)
if f.fstype.find(fstype) >= 0
]
except UnicodeDecodeError:
return self.stats
# Loop over fs
for fs in fs_stat:
# Do not take hidden file system into account
if self.is_hide(fs.mountpoint):
continue
# Grab the disk usage
try:
fs_usage = psutil.disk_usage(fs.mountpoint)
except OSError:
# Correct issue #346
# Disk is ejected during the command
continue
fs_current = {
'device_name': fs.device,
'fs_type': fs.fstype,
# Manage non breaking space (see issue #1065)
'mnt_point': u(fs.mountpoint).replace(u'\u00A0', ' '),
'size': fs_usage.total,
'used': fs_usage.used,
'free': fs_usage.free,
'percent': fs_usage.percent,
'key': self.get_key()
}
self.stats.append(fs_current)
elif self.input_method == 'snmp':
# Update stats using SNMP
# SNMP bulk command to get all file system in one shot
try:
fs_stat = self.get_stats_snmp(
snmp_oid=snmp_oid[self.short_system_name], bulk=True)
except KeyError:
fs_stat = self.get_stats_snmp(snmp_oid=snmp_oid['default'],
bulk=True)
# Loop over fs
if self.short_system_name in ('windows', 'esxi'):
# Windows or ESXi tips
for fs in fs_stat:
# Memory stats are grabbed in the same OID table (ignore it)
if fs == 'Virtual Memory' or fs == 'Physical Memory' or fs == 'Real Memory':
continue
size = int(fs_stat[fs]['size']) * int(
fs_stat[fs]['alloc_unit'])
used = int(fs_stat[fs]['used']) * int(
fs_stat[fs]['alloc_unit'])
percent = float(used * 100 / size)
fs_current = {
'device_name': '',
'mnt_point': fs.partition(' ')[0],
'size': size,
'used': used,
'percent': percent,
'key': self.get_key()
}
self.stats.append(fs_current)
else:
# Default behavior
for fs in fs_stat:
fs_current = {
'device_name': fs_stat[fs]['device_name'],
'mnt_point': fs,
'size': int(fs_stat[fs]['size']) * 1024,
'used': int(fs_stat[fs]['used']) * 1024,
'percent': float(fs_stat[fs]['percent']),
'key': self.get_key()
}
self.stats.append(fs_current)
return self.stats
def update(self):
"""Update the FS stats using the input method."""
# Init new stats
stats = self.get_init_value()
if self.input_method == 'local':
# Update stats using the standard system lib
# Grab the stats using the psutil disk_partitions
# If 'all'=False return physical devices only (e.g. hard disks, cd-rom drives, USB keys)
# and ignore all others (e.g. memory partitions such as /dev/shm)
try:
fs_stat = psutil.disk_partitions(all=False)
except UnicodeDecodeError:
return self.stats
# Optionnal hack to allow logicals mounts points (issue #448)
# Ex: Had to put 'allow=zfs' in the [fs] section of the conf file
# to allow zfs monitoring
for fstype in self.get_conf_value('allow'):
try:
fs_stat += [f for f in psutil.disk_partitions(all=True) if f.fstype.find(fstype) >= 0]
except UnicodeDecodeError:
return self.stats
# Loop over fs
for fs in fs_stat:
# Do not take hidden file system into account
if self.is_hide(fs.mountpoint):
continue
# Grab the disk usage
try:
fs_usage = psutil.disk_usage(fs.mountpoint)
except OSError:
# Correct issue #346
# Disk is ejected during the command
continue
fs_current = {
'device_name': fs.device,
'fs_type': fs.fstype,
# Manage non breaking space (see issue #1065)
'mnt_point': u(fs.mountpoint).replace(u'\u00A0', ' '),
'size': fs_usage.total,
'used': fs_usage.used,
'free': fs_usage.free,
'percent': fs_usage.percent,
'key': self.get_key()}
stats.append(fs_current)
elif self.input_method == 'snmp':
# Update stats using SNMP
# SNMP bulk command to get all file system in one shot
try:
fs_stat = self.get_stats_snmp(snmp_oid=snmp_oid[self.short_system_name],
bulk=True)
except KeyError:
fs_stat = self.get_stats_snmp(snmp_oid=snmp_oid['default'],
bulk=True)
# Loop over fs
if self.short_system_name in ('windows', 'esxi'):
# Windows or ESXi tips
for fs in fs_stat:
# Memory stats are grabbed in the same OID table (ignore it)
if fs == 'Virtual Memory' or fs == 'Physical Memory' or fs == 'Real Memory':
continue
size = int(fs_stat[fs]['size']) * int(fs_stat[fs]['alloc_unit'])
used = int(fs_stat[fs]['used']) * int(fs_stat[fs]['alloc_unit'])
percent = float(used * 100 / size)
fs_current = {
'device_name': '',
'mnt_point': fs.partition(' ')[0],
'size': size,
'used': used,
'percent': percent,
'key': self.get_key()}
stats.append(fs_current)
else:
# Default behavior
for fs in fs_stat:
fs_current = {
'device_name': fs_stat[fs]['device_name'],
'mnt_point': fs,
'size': int(fs_stat[fs]['size']) * 1024,
'used': int(fs_stat[fs]['used']) * 1024,
'percent': float(fs_stat[fs]['percent']),
'key': self.get_key()}
stats.append(fs_current)
# Update the stats
self.stats = stats
return self.stats
