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 update_stats_history(self):
"""Update stats history."""
# If the plugin data is a dict, the dict's key should be used
if self.get_key() is None:
item_name = ''
else:
item_name = self.get_key()
# Build the history
if self.get_export() and self.history_enable():
for i in self.get_items_history_list():
if isinstance(self.get_export(), list):
# Stats is a list of data
# Iter throught it (for exemple, iter throught network
# interface)
for l in self.get_export():
self.stats_history.add(
nativestr(l[item_name]) + '_' +
nativestr(i['name']),
l[i['name']],
description=i['description'],
history_max_size=self._limits['history_size'])
else:
# Stats is not a list
# Add the item to the history directly
self.stats_history.add(
nativestr(i['name']),
self.get_export()[i['name']],
description=i['description'],
history_max_size=self._limits['history_size'])
def update_stats_history(self):
"""Update stats history."""
# If the plugin data is a dict, the dict's key should be used
if self.get_key() is None:
item_name = ''
else:
item_name = self.get_key()
# Build the history
if self.get_export() and self._history_enable():
for i in self.get_items_history_list():
if isinstance(self.get_export(), list):
# Stats is a list of data
# Iter throught it (for exemple, iter throught network
# interface)
for l in self.get_export():
self.stats_history.add(
nativestr(l[item_name]) + '_' + nativestr(i['name']),
l[i['name']],
description=i['description'],
history_max_size=self._limits['history_size'])
else:
# Stats is not a list
# Add the item to the history directly
self.stats_history.add(nativestr(i['name']),
self.get_export()[i['name']],
description=i['description'],
history_max_size=self._limits['history_size'])
def __update__(self):
"""Update the stats."""
# Reset the list
self.reset()
# Only update if --disable-hddtemp is not set
if self.args is None or self.args.disable_hddtemp:
return
# Fetch the data
# data = ("|/dev/sda|WDC WD2500JS-75MHB0|44|C|"
# "|/dev/sdb|WDC WD2500JS-75MHB0|35|C|"
# "|/dev/sdc|WDC WD3200AAKS-75B3A0|45|C|"
# "|/dev/sdd|WDC WD3200AAKS-75B3A0|45|C|"
# "|/dev/sde|WDC WD3200AAKS-75B3A0|43|C|"
# "|/dev/sdf|???|ERR|*|"
# "|/dev/sdg|HGST HTS541010A9E680|SLP|*|"
# "|/dev/sdh|HGST HTS541010A9E680|UNK|*|")
data = self.fetch()
# Exit if no data
if data == "":
return
# Safety check to avoid malformed data
# Considering the size of "|/dev/sda||0||" as the minimum
if len(data) < 14:
data = self.cache if len(self.cache) > 0 else self.fetch()
self.cache = data
try:
fields = data.split(b'|')
except TypeError:
fields = ""
devices = (len(fields) - 1) // 5
for item in range(devices):
offset = item * 5
hddtemp_current = {}
device = os.path.basename(nativestr(fields[offset + 1]))
temperature = fields[offset + 3]
unit = nativestr(fields[offset + 4])
hddtemp_current['label'] = device
try:
hddtemp_current['value'] = float(temperature)
except ValueError:
# Temperature could be 'ERR', 'SLP' or 'UNK' (see issue #824)
# Improper bytes/unicode in glances_hddtemp.py (see issue #887)
hddtemp_current['value'] = nativestr(temperature)
hddtemp_current['unit'] = unit
self.hddtemp_list.append(hddtemp_current)
def __update__(self):
"""Update the stats."""
# Reset the list
self.reset()
# Only update if --disable-hddtemp is not set
if self.args is None or self.args.disable_hddtemp:
return
# Fetch the data
# data = ("|/dev/sda|WDC WD2500JS-75MHB0|44|C|"
# "|/dev/sdb|WDC WD2500JS-75MHB0|35|C|"
# "|/dev/sdc|WDC WD3200AAKS-75B3A0|45|C|"
# "|/dev/sdd|WDC WD3200AAKS-75B3A0|45|C|"
# "|/dev/sde|WDC WD3200AAKS-75B3A0|43|C|"
# "|/dev/sdf|???|ERR|*|"
# "|/dev/sdg|HGST HTS541010A9E680|SLP|*|"
# "|/dev/sdh|HGST HTS541010A9E680|UNK|*|")
data = self.fetch()
# Exit if no data
if data == "":
return
# Safety check to avoid malformed data
# Considering the size of "|/dev/sda||0||" as the minimum
if len(data) < 14:
data = self.cache if len(self.cache) > 0 else self.fetch()
self.cache = data
try:
fields = data.split(b'|')
except TypeError:
fields = ""
devices = (len(fields) - 1) // 5
for item in range(devices):
offset = item * 5
hddtemp_current = {}
device = os.path.basename(nativestr(fields[offset + 1]))
temperature = fields[offset + 3]
unit = nativestr(fields[offset + 4])
hddtemp_current['label'] = device
try:
hddtemp_current['value'] = float(temperature)
except ValueError:
# Temperature could be 'ERR', 'SLP' or 'UNK' (see issue #824)
# Improper bytes/unicode in glances_hddtemp.py (see issue #887)
hddtemp_current['value'] = nativestr(temperature)
hddtemp_current['unit'] = unit
self.hddtemp_list.append(hddtemp_current)
def __secure_popen(cmd):
"""A more or less secure way to execute system command
Manage redirection (>) and pipes (|)
"""
ret = ''
# Split by redirection '>'
cmd_split_redirect = cmd.split('>')
if len(cmd_split_redirect) > 2:
return 'Glances error: Only one file redirection allowed ({})'.format(
cmd)
elif len(cmd_split_redirect) == 2:
stdout_redirect = cmd_split_redirect[1].strip()
cmd = cmd_split_redirect[0]
else:
stdout_redirect = None
sub_cmd_stdin = None
p_last = None
# Split by pipe '|'
for sub_cmd in cmd.split('|'):
# Split by space ' '
sub_cmd_split = [i for i in sub_cmd.split(' ') if i]
p = Popen(sub_cmd_split,
shell=False,
stdin=sub_cmd_stdin,
stdout=PIPE,
stderr=PIPE)
if p_last is not None:
# Allow p_last to receive a SIGPIPE if p exits.
p_last.stdout.close()
p_last = p
sub_cmd_stdin = p.stdout
p_ret = p_last.communicate()
if nativestr(p_ret[1]) == '':
# No error
ret = nativestr(p_ret[0])
if stdout_redirect is not None:
# Write result to redirection file
with open(stdout_redirect, "w") as stdout_redirect_file:
stdout_redirect_file.write(ret)
else:
# Error
ret = nativestr(p_ret[1])
return ret
def __set_folder_list(self, section):
"""Init the monitored folder list.
The list is defined in the Glances configuration file.
"""
for l in range(1, self.__folder_list_max_size + 1):
value = {}
key = 'folder_' + str(l) + '_'
# Path is mandatory
value['indice'] = str(l)
value['path'] = self.config.get_value(section, key + 'path')
if value['path'] is None:
continue
else:
value['path'] = nativestr(value['path'])
# Optional conf keys
for i in ['careful', 'warning', 'critical']:
# Read threshold
value[i] = self.config.get_value(section, key + i)
if value[i] is not None:
logger.debug("{} threshold for folder {} is {}".format(i, value["path"], value[i]))
# Read action
action = self.config.get_value(section, key + i + '_action')
if action is not None:
value[i + '_action'] = action
logger.debug("{} action for folder {} is {}".format(i, value["path"], value[i + '_action']))
# Add the item to the list
self.__folder_list.append(value)
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Max size for the interface name
name_max_width = max_width - 7
# Header
msg = '{:{width}}'.format('FOLDERS', width=name_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
# Data
for i in self.stats:
ret.append(self.curse_new_line())
if len(i['path']) > name_max_width:
# Cut path if it is too long
path = '_' + i['path'][-name_max_width + 1:]
else:
path = i['path']
msg = '{:{width}}'.format(nativestr(path), width=name_max_width)
ret.append(self.curse_add_line(msg))
try:
msg = '{:>9}'.format(self.auto_unit(i['size']))
except (TypeError, ValueError):
msg = '{:>9}'.format(i['size'])
ret.append(
self.curse_add_line(
msg, self.get_alert(i, header='folder_' + i['indice'])))
return ret
def __set_folder_list(self, section):
"""Init the monitored folder list.
The list is defined in the Glances configuration file.
"""
for l in range(1, self.__folder_list_max_size + 1):
value = {}
key = 'folder_' + str(l) + '_'
# Path is mandatory
value['path'] = self.config.get_value(section, key + 'path')
if value['path'] is None:
continue
else:
value['path'] = nativestr(value['path'])
# Optional conf keys
for i in ['careful', 'warning', 'critical']:
value[i] = self.config.get_value(section, key + i)
if value[i] is None:
logger.debug("No {} threshold for folder {}".format(
i, value["path"]))
# Add the item to the list
self.__folder_list.append(value)
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Max size for the interface name
name_max_width = max_width - 7
# Header
msg = '{:{width}}'.format('FOLDERS',
width=name_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
# Data
for i in self.stats:
ret.append(self.curse_new_line())
if len(i['path']) > name_max_width:
# Cut path if it is too long
path = '_' + i['path'][-name_max_width + 1:]
else:
path = i['path']
msg = '{:{width}}'.format(nativestr(path),
width=name_max_width)
ret.append(self.curse_add_line(msg))
try:
msg = '{:>9}'.format(self.auto_unit(i['size']))
except (TypeError, ValueError):
msg = '{:>9}'.format(i['size'])
ret.append(self.curse_add_line(msg, self.get_alert(i)))
return ret
def _update_pypi_version(self):
"""Get the latest PyPI version (as a string) via the RESTful JSON API"""
logger.debug(
"Get latest Glances version from the PyPI RESTful API ({})".format(
PYPI_API_URL))
# Update the current time
self.data[u'refresh_date'] = datetime.now()
try:
res = urlopen(PYPI_API_URL, timeout=3).read()
except (HTTPError, URLError, CertificateError) as e:
logger.debug(
"Cannot get Glances version from the PyPI RESTful API ({})".
format(e))
else:
self.data[u'latest_version'] = json.loads(
nativestr(res))['info']['version']
logger.debug("Save Glances version to the cache file")
# Save result to the cache file
# Note: also saved if the Glances PyPI version cannot be grabbed
self._save_cache()
return self.data
def get(self):
"""Return the sparkline."""
ret = sparklines(self.percents)[0]
if self.__with_text:
percents_without_none = [x for x in self.percents if x is not None]
if len(percents_without_none) > 0:
ret = '{}{:5.1f}%'.format(ret, percents_without_none[-1])
return nativestr(ret)
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Max size for the interface name
name_max_width = max_width - 12
# Build the string message
# Header
msg = '{:{width}}'.format('FILE SYS', width=name_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
if args.fs_free_space:
msg = '{:>7}'.format('Free')
else:
msg = '{:>7}'.format('Used')
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format('Total')
ret.append(self.curse_add_line(msg))
# Filesystem list (sorted by name)
for i in sorted(self.stats, key=operator.itemgetter(self.get_key())):
# New line
ret.append(self.curse_new_line())
if i['device_name'] == '' or i['device_name'] == 'none':
mnt_point = i['mnt_point'][-name_max_width + 1:]
elif len(i['mnt_point']) + len(
i['device_name'].split('/')[-1]) <= name_max_width - 3:
# If possible concatenate mode info... Glances touch inside :)
mnt_point = i['mnt_point'] + ' (' + i['device_name'].split(
'/')[-1] + ')'
elif len(i['mnt_point']) > name_max_width:
# Cut mount point name if it is too long
mnt_point = '_' + i['mnt_point'][-name_max_width + 1:]
else:
mnt_point = i['mnt_point']
msg = '{:{width}}'.format(nativestr(mnt_point),
width=name_max_width)
ret.append(self.curse_add_line(msg))
if args.fs_free_space:
msg = '{:>7}'.format(self.auto_unit(i['free']))
else:
msg = '{:>7}'.format(self.auto_unit(i['used']))
ret.append(
self.curse_add_line(
msg,
self.get_views(item=i[self.get_key()],
key='used',
option='decoration')))
msg = '{:>7}'.format(self.auto_unit(i['size']))
ret.append(self.curse_add_line(msg))
return ret
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Header
if self.net_connections_enabled or self.nf_conntrack_enabled:
msg = '{}'.format('TCP CONNECTIONS')
ret.append(self.curse_add_line(msg, "TITLE"))
# Connections status
if self.net_connections_enabled:
for s in [
psutil.CONN_LISTEN, 'initiated', psutil.CONN_ESTABLISHED,
'terminated'
]:
ret.append(self.curse_new_line())
msg = '{:{width}}'.format(nativestr(s).capitalize(),
width=len(s))
ret.append(self.curse_add_line(msg))
msg = '{:>{width}}'.format(self.stats[s],
width=max_width - len(s) + 2)
ret.append(self.curse_add_line(msg))
# Connections track
if self.nf_conntrack_enabled:
s = 'Tracked'
ret.append(self.curse_new_line())
msg = '{:{width}}'.format(nativestr(s).capitalize(), width=len(s))
ret.append(self.curse_add_line(msg))
msg = '{:>{width}}'.format('{:0.0f}/{:0.0f}'.format(
self.stats['nf_conntrack_count'],
self.stats['nf_conntrack_max']),
width=max_width - len(s) + 2)
ret.append(
self.curse_add_line(
msg,
self.get_views(key='nf_conntrack_percent',
option='decoration')))
return ret
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Max size for the interface name
name_max_width = max_width - 12
# Build the string message
# Header
msg = '{:{width}}'.format('FILE SYS', width=name_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
if args.fs_free_space:
msg = '{:>7}'.format('Free')
else:
msg = '{:>7}'.format('Used')
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format('Total')
ret.append(self.curse_add_line(msg))
# Filesystem list (sorted by name)
for i in sorted(self.stats, key=operator.itemgetter(self.get_key())):
# New line
ret.append(self.curse_new_line())
if i['device_name'] == '' or i['device_name'] == 'none':
mnt_point = i['mnt_point'][-name_max_width + 1:]
elif len(i['mnt_point']) + len(i['device_name'].split('/')[-1]) <= name_max_width - 3:
# If possible concatenate mode info... Glances touch inside :)
mnt_point = i['mnt_point'] + ' (' + i['device_name'].split('/')[-1] + ')'
elif len(i['mnt_point']) > name_max_width:
# Cut mount point name if it is too long
mnt_point = '_' + i['mnt_point'][-name_max_width + 1:]
else:
mnt_point = i['mnt_point']
msg = '{:{width}}'.format(nativestr(mnt_point),
width=name_max_width)
ret.append(self.curse_add_line(msg))
if args.fs_free_space:
msg = '{:>7}'.format(self.auto_unit(i['free']))
else:
msg = '{:>7}'.format(self.auto_unit(i['used']))
ret.append(self.curse_add_line(msg, self.get_views(item=i[self.get_key()],
key='used',
option='decoration')))
msg = '{:>7}'.format(self.auto_unit(i['size']))
ret.append(self.curse_add_line(msg))
return ret
def __update__(self):
"""Update the stats."""
# Reset the list
self.reset()
# Only update if --disable-hddtemp is not set
if self.args is None or self.args.disable_hddtemp:
return
# Fetch the data
data = self.fetch()
# Exit if no data
if data == "":
return
# Safety check to avoid malformed data
# Considering the size of "|/dev/sda||0||" as the minimum
if len(data) < 14:
data = self.cache if len(self.cache) > 0 else self.fetch()
self.cache = data
try:
fields = data.split(b'|')
except TypeError:
fields = ""
devices = (len(fields) - 1) // 5
for item in range(devices):
offset = item * 5
hddtemp_current = {}
device = os.path.basename(nativestr(fields[offset + 1]))
temperature = fields[offset + 3]
unit = nativestr(fields[offset + 4])
hddtemp_current['label'] = device
hddtemp_current['value'] = float(
temperature) if temperature != b'ERR' else temperature
hddtemp_current['unit'] = unit
self.hddtemp_list.append(hddtemp_current)
def __update__(self):
"""Update the stats."""
# Reset the list
self.reset()
# Only update if --disable-hddtemp is not set
if self.args is None or self.args.disable_hddtemp:
return
# Fetch the data
data = self.fetch()
# Exit if no data
if data == "":
return
# Safety check to avoid malformed data
# Considering the size of "|/dev/sda||0||" as the minimum
if len(data) < 14:
data = self.cache if len(self.cache) > 0 else self.fetch()
self.cache = data
try:
fields = data.split(b'|')
except TypeError:
fields = ""
devices = (len(fields) - 1) // 5
for item in range(devices):
offset = item * 5
hddtemp_current = {}
device = os.path.basename(nativestr(fields[offset + 1]))
temperature = fields[offset + 3]
unit = nativestr(fields[offset + 4])
hddtemp_current['label'] = device
# Temperature could be 'ERR' or 'SLP' (see issue#824)
hddtemp_current['value'] = float(temperature) if isinstance(temperature, numbers.Number) else temperature
hddtemp_current['unit'] = unit
self.hddtemp_list.append(hddtemp_current)
def msg_curse(self, args=None, max_width=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 import_error_tag or self.is_disable():
return ret
# Max size for the interface name
ifname_max_width = max_width - 5
# Build the string message
# Header
msg = '{:{width}}'.format('WIFI', width=ifname_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
msg = '{:>7}'.format('dBm')
ret.append(self.curse_add_line(msg))
# Hotspot list (sorted by name)
for i in sorted(self.stats, key=operator.itemgetter(self.get_key())):
# Do not display hotspot with no name (/ssid)...
# of ssid None... See issue #1151
if i['ssid'] == '' or i['ssid'] is None:
continue
ret.append(self.curse_new_line())
# New hotspot
hotspotname = i['ssid']
# Add the encryption type (if it is available)
if i['encrypted']:
hotspotname += ' {}'.format(i['encryption_type'])
# Cut hotspotname if it is too long
if len(hotspotname) > ifname_max_width:
hotspotname = '_' + hotspotname[-ifname_max_width + 1:]
# Add the new hotspot to the message
msg = '{:{width}}'.format(nativestr(hotspotname),
width=ifname_max_width)
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format(i['signal'], width=ifname_max_width)
ret.append(
self.curse_add_line(
msg,
self.get_views(item=i[self.get_key()],
key='signal',
option='decoration')))
return ret
def msg_curse(self, args=None, max_width=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 import_error_tag or self.is_disable():
return ret
# Max size for the interface name
ifname_max_width = max_width - 5
# Build the string message
# Header
msg = '{:{width}}'.format('WIFI', width=ifname_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
msg = '{:>7}'.format('dBm')
ret.append(self.curse_add_line(msg))
# Hotspot list (sorted by name)
for i in sorted(self.stats, key=operator.itemgetter(self.get_key())):
# Do not display hotspot with no name (/ssid)...
# of ssid None... See issue #1151
if i['ssid'] == '' or i['ssid'] is None:
continue
ret.append(self.curse_new_line())
# New hotspot
hotspotname = i['ssid']
# Add the encryption type (if it is available)
if i['encrypted']:
hotspotname += ' {}'.format(i['encryption_type'])
# Cut hotspotname if it is too long
if len(hotspotname) > ifname_max_width:
hotspotname = '_' + hotspotname[-ifname_max_width + 1:]
# Add the new hotspot to the message
msg = '{:{width}}'.format(nativestr(hotspotname),
width=ifname_max_width)
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format(i['signal'], width=ifname_max_width)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='signal',
option='decoration')))
return ret
def _update_pypi_version(self):
"""Get the latest PyPI version (as a string) via the RESTful JSON API"""
logger.debug("Get latest Glances version from the PyPI RESTful API ({})".format(PYPI_API_URL))
# Update the current time
self.data[u'refresh_date'] = datetime.now()
try:
res = urlopen(PYPI_API_URL, timeout=3).read()
except (HTTPError, URLError) as e:
logger.debug("Cannot get Glances version from the PyPI RESTful API ({})".format(e))
else:
self.data[u'latest_version'] = json.loads(nativestr(res))['info']['version']
logger.debug("Save Glances version to the cache file")
# Save result to the cache file
# Note: also saved if the Glances PyPI version cannot be grabbed
self._save_cache()
return self.data
def __set_folder_list(self, section):
"""Init the monitored folder list.
The list is defined in the Glances configuration file.
"""
for l in range(1, self.__folder_list_max_size + 1):
value = {}
key = 'folder_' + str(l) + '_'
# Path is mandatory
value['indice'] = str(l)
value['path'] = self.config.get_value(section, key + 'path')
if value['path'] is None:
continue
else:
value['path'] = nativestr(value['path'])
# Optional conf keys
# Refresh time
value['refresh'] = int(
self.config.get_value(section,
key + 'refresh',
default=self.__default_refresh))
self.timer_folders.append(Timer(value['refresh']))
# Thesholds
for i in ['careful', 'warning', 'critical']:
# Read threshold
value[i] = self.config.get_value(section, key + i)
if value[i] is not None:
logger.debug("{} threshold for folder {} is {}".format(
i, value["path"], value[i]))
# Read action
action = self.config.get_value(section, key + i + '_action')
if action is not None:
value[i + '_action'] = action
logger.debug("{} action for folder {} is {}".format(
i, value["path"], value[i + '_action']))
# Add the item to the list
self.__folder_list.append(value)
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Max size for the interface name
name_max_width = max_width - 12
# Header
msg = '{:{width}}'.format('DISK I/O', width=name_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
if args.diskio_iops:
msg = '{:>7}'.format('IOR/s')
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format('IOW/s')
ret.append(self.curse_add_line(msg))
else:
msg = '{:>7}'.format('R/s')
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format('W/s')
ret.append(self.curse_add_line(msg))
# Disk list (sorted by name)
for i in self.sorted_stats():
# Is there an alias for the disk name ?
disk_real_name = i['disk_name']
disk_name = self.has_alias(i['disk_name'])
if disk_name is None:
disk_name = disk_real_name
# New line
ret.append(self.curse_new_line())
if len(disk_name) > name_max_width:
# Cut disk name if it is too long
disk_name = '_' + disk_name[-name_max_width:]
msg = '{:{width}}'.format(nativestr(disk_name),
width=name_max_width)
ret.append(self.curse_add_line(msg))
if args.diskio_iops:
# count
txps = self.auto_unit(
int(i['read_count'] // i['time_since_update']))
rxps = self.auto_unit(
int(i['write_count'] // i['time_since_update']))
msg = '{:>7}'.format(txps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='read_count',
option='decoration')))
msg = '{:>7}'.format(rxps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='write_count',
option='decoration')))
else:
# Bitrate
txps = self.auto_unit(
int(i['read_bytes'] // i['time_since_update']))
rxps = self.auto_unit(
int(i['write_bytes'] // i['time_since_update']))
msg = '{:>7}'.format(txps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='read_bytes',
option='decoration')))
msg = '{:>7}'.format(rxps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='write_bytes',
option='decoration')))
return ret
def msg_curse(self, args=None, max_width=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 self.is_disable():
return ret
# Max size for the interface name
name_max_width = max_width - 12
# Header
msg = '{:{width}}'.format('DISK I/O', width=name_max_width)
ret.append(self.curse_add_line(msg, "TITLE"))
if args.diskio_iops:
msg = '{:>7}'.format('IOR/s')
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format('IOW/s')
ret.append(self.curse_add_line(msg))
else:
msg = '{:>7}'.format('R/s')
ret.append(self.curse_add_line(msg))
msg = '{:>7}'.format('W/s')
ret.append(self.curse_add_line(msg))
# Disk list (sorted by name)
for i in self.sorted_stats():
# Is there an alias for the disk name ?
disk_real_name = i['disk_name']
disk_name = self.has_alias(i['disk_name'])
if disk_name is None:
disk_name = disk_real_name
# New line
ret.append(self.curse_new_line())
if len(disk_name) > name_max_width:
# Cut disk name if it is too long
disk_name = '_' + disk_name[-name_max_width:]
msg = '{:{width}}'.format(nativestr(disk_name),
width=name_max_width)
ret.append(self.curse_add_line(msg))
if args.diskio_iops:
# count
txps = self.auto_unit(
int(i['read_count'] // i['time_since_update']))
rxps = self.auto_unit(
int(i['write_count'] // i['time_since_update']))
msg = '{:>7}'.format(txps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='read_count',
option='decoration')))
msg = '{:>7}'.format(rxps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='write_count',
option='decoration')))
else:
# Bitrate
txps = self.auto_unit(
int(i['read_bytes'] // i['time_since_update']))
rxps = self.auto_unit(
int(i['write_bytes'] // i['time_since_update']))
msg = '{:>7}'.format(txps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='read_bytes',
option='decoration')))
msg = '{:>7}'.format(rxps)
ret.append(self.curse_add_line(msg,
self.get_views(item=i[self.get_key()],
key='write_bytes',
option='decoration')))
return ret
def get_device_name(device_handle):
"""Get GPU device name."""
try:
return nativestr(pynvml.nvmlDeviceGetName(device_handle))
except pynvml.NVMlError:
return "NVIDIA"
def update(self):
"""Update Docker stats using the input method."""
# Init new stats
stats = self.get_init_value()
# The Docker-py lib is mandatory
if import_error_tag:
return self.stats
if self.input_method == 'local':
# Update stats
# Docker version
# Exemple: {
# "KernelVersion": "3.16.4-tinycore64",
# "Arch": "amd64",
# "ApiVersion": "1.15",
# "Version": "1.3.0",
# "GitCommit": "c78088f",
# "Os": "linux",
# "GoVersion": "go1.3.3"
# }
try:
stats['version'] = self.docker_client.version()
except Exception as e:
# Correct issue#649
logger.error("{} plugin - Cannot get Docker version ({})".format(self.plugin_name, e))
return self.stats
# Update current containers list
try:
# Issue #1152: Docker module doesn't export details about stopped containers
# The Docker/all key of the configuration file should be set to True
containers = self.docker_client.containers.list(all=self._all_tag()) or []
except Exception as e:
logger.error("{} plugin - Cannot get containers list ({})".format(self.plugin_name, e))
return self.stats
# Start new thread for new container
for container in containers:
if container.id not in self.thread_list:
# Thread did not exist in the internal dict
# Create it and add it to the internal dict
logger.debug("{} plugin - Create thread for container {}".format(self.plugin_name, container.id[:12]))
t = ThreadDockerGrabber(container)
self.thread_list[container.id] = t
t.start()
# Stop threads for non-existing containers
nonexisting_containers = set(iterkeys(self.thread_list)) - set([c.id for c in containers])
for container_id in nonexisting_containers:
# Stop the thread
logger.debug("{} plugin - Stop thread for old container {}".format(self.plugin_name, container_id[:12]))
self.thread_list[container_id].stop()
# Delete the item from the dict
del self.thread_list[container_id]
# Get stats for all containers
stats['containers'] = []
for container in containers:
# Init the stats for the current container
container_stats = {}
# The key is the container name and not the Id
container_stats['key'] = self.get_key()
# Export name (first name in the Names list, without the /)
container_stats['name'] = nativestr(container.name)
# Export global Names (used by the WebUI)
container_stats['Names'] = [ nativestr(container.name)]
# Container Id
container_stats['Id'] = container.id
# Container Image
container_stats['Image'] = container.image.tags
# Global stats (from attrs)
container_stats['Status'] = container.attrs['State']['Status']
container_stats['Command'] = container.attrs['Config']['Entrypoint']
# Standards stats
if container_stats['Status'] in ('running', 'paused'):
container_stats['cpu'] = self.get_docker_cpu(container.id, self.thread_list[container.id].stats)
container_stats['cpu_percent'] = container_stats['cpu'].get('total', None)
container_stats['memory'] = self.get_docker_memory(container.id, self.thread_list[container.id].stats)
container_stats['memory_usage'] = container_stats['memory'].get('usage', None)
container_stats['io'] = self.get_docker_io(container.id, self.thread_list[container.id].stats)
container_stats['io_r'] = container_stats['io'].get('ior', None)
container_stats['io_w'] = container_stats['io'].get('iow', None)
container_stats['network'] = self.get_docker_network(container.id, self.thread_list[container.id].stats)
container_stats['network_rx'] = container_stats['network'].get('rx', None)
container_stats['network_tx'] = container_stats['network'].get('tx', None)
else:
container_stats['cpu'] = {}
container_stats['cpu_percent'] = None
container_stats['memory'] = {}
container_stats['memory_percent'] = None
container_stats['io'] = {}
container_stats['io_r'] = None
container_stats['io_w'] = None
container_stats['network'] = {}
container_stats['network_rx'] = None
container_stats['network_tx'] = None
# Add current container stats to the stats list
stats['containers'].append(container_stats)
elif self.input_method == 'snmp':
# Update stats using SNMP
# Not available
pass
# Update the stats
self.stats = stats
return self.stats
def get_device_name(device_handle):
"""Get GPU device name."""
try:
return nativestr(pynvml.nvmlDeviceGetName(device_handle))
except pynvml.NVMlError:
return "NVIDIA"
def update(self):
"""Update Docker stats using the input method."""
# Init new stats
stats = self.get_init_value()
# The Docker-py lib is mandatory
if import_error_tag:
return self.stats
if self.input_method == 'local':
# Update stats
# Docker version
# Exemple: {
# "KernelVersion": "3.16.4-tinycore64",
# "Arch": "amd64",
# "ApiVersion": "1.15",
# "Version": "1.3.0",
# "GitCommit": "c78088f",
# "Os": "linux",
# "GoVersion": "go1.3.3"
# }
try:
stats['version'] = self.docker_client.version()
except Exception as e:
# Correct issue#649
logger.error(
"{} plugin - Cannot get Docker version ({})".format(
self.plugin_name, e))
# We may have lost connection remove version info
if 'version' in self.stats:
del self.stats['version']
self.stats['containers'] = []
return self.stats
# Update current containers list
try:
# Issue #1152: Docker module doesn't export details about stopped containers
# The Docker/all key of the configuration file should be set to True
containers = self.docker_client.containers.list(
all=self._all_tag()) or []
except Exception as e:
logger.error(
"{} plugin - Cannot get containers list ({})".format(
self.plugin_name, e))
# We may have lost connection empty the containers list.
self.stats['containers'] = []
return self.stats
# Start new thread for new container
for container in containers:
if container.id not in self.thread_list:
# Thread did not exist in the internal dict
# Create it and add it to the internal dict
logger.debug(
"{} plugin - Create thread for container {}".format(
self.plugin_name, container.id[:12]))
t = ThreadDockerGrabber(container)
self.thread_list[container.id] = t
t.start()
# Stop threads for non-existing containers
nonexisting_containers = set(iterkeys(self.thread_list)) - set(
[c.id for c in containers])
for container_id in nonexisting_containers:
# Stop the thread
logger.debug(
"{} plugin - Stop thread for old container {}".format(
self.plugin_name, container_id[:12]))
self.thread_list[container_id].stop()
# Delete the item from the dict
del self.thread_list[container_id]
# Get stats for all containers
stats['containers'] = []
for container in containers:
# Init the stats for the current container
container_stats = {}
# The key is the container name and not the Id
container_stats['key'] = self.get_key()
# Export name (first name in the Names list, without the /)
container_stats['name'] = nativestr(container.name)
# Export global Names (used by the WebUI)
container_stats['Names'] = [nativestr(container.name)]
# Container Id
container_stats['Id'] = container.id
# Container Image
container_stats['Image'] = container.image.tags
# Global stats (from attrs)
container_stats['Status'] = container.attrs['State']['Status']
container_stats['Command'] = container.attrs['Config'][
'Entrypoint']
# Standards stats
if container_stats['Status'] in ('running', 'paused'):
container_stats['cpu'] = self.get_docker_cpu(
container.id, self.thread_list[container.id].stats)
container_stats['cpu_percent'] = container_stats[
'cpu'].get('total', None)
container_stats['memory'] = self.get_docker_memory(
container.id, self.thread_list[container.id].stats)
container_stats['memory_usage'] = container_stats[
'memory'].get('usage', None)
container_stats['io'] = self.get_docker_io(
container.id, self.thread_list[container.id].stats)
container_stats['io_r'] = container_stats['io'].get(
'ior', None)
container_stats['io_w'] = container_stats['io'].get(
'iow', None)
container_stats['network'] = self.get_docker_network(
container.id, self.thread_list[container.id].stats)
container_stats['network_rx'] = container_stats[
'network'].get('rx', None)
container_stats['network_tx'] = container_stats[
'network'].get('tx', None)
else:
container_stats['cpu'] = {}
container_stats['cpu_percent'] = None
container_stats['memory'] = {}
container_stats['memory_percent'] = None
container_stats['io'] = {}
container_stats['io_r'] = None
container_stats['io_w'] = None
container_stats['network'] = {}
container_stats['network_rx'] = None
container_stats['network_tx'] = None
# Add current container stats to the stats list
stats['containers'].append(container_stats)
elif self.input_method == 'snmp':
# Update stats using SNMP
# Not available
pass
# Sort and update the stats
self.stats = sort_stats(stats)
return self.stats
