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authorDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:19:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2018-11-07 12:20:17 +0000
commita64a253794ac64cb40befee54db53bde17dd0d49 (patch)
treec1024acc5f6e508814b944d99f112259bb28b1be /python.d/mdstat.chart.py
parentNew upstream version 1.10.0+dfsg (diff)
downloadnetdata-a64a253794ac64cb40befee54db53bde17dd0d49.tar.xz
netdata-a64a253794ac64cb40befee54db53bde17dd0d49.zip
New upstream version 1.11.0+dfsgupstream/1.11.0+dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'python.d/mdstat.chart.py')
-rw-r--r--python.d/mdstat.chart.py189
1 files changed, 0 insertions, 189 deletions
diff --git a/python.d/mdstat.chart.py b/python.d/mdstat.chart.py
deleted file mode 100644
index 35ba9058f..000000000
--- a/python.d/mdstat.chart.py
+++ /dev/null
@@ -1,189 +0,0 @@
-# -*- coding: utf-8 -*-
-# Description: mdstat netdata python.d module
-# Author: l2isbad
-
-import re
-
-from collections import defaultdict
-
-from bases.FrameworkServices.SimpleService import SimpleService
-
-priority = 60000
-retries = 60
-update_every = 1
-
-ORDER = ['mdstat_health']
-CHARTS = {
- 'mdstat_health': {
- 'options': [None, 'Faulty Devices In MD', 'failed disks', 'health', 'md.health', 'line'],
- 'lines': list()
- }
-}
-
-OPERATIONS = ('check', 'resync', 'reshape', 'recovery', 'finish', 'speed')
-
-RE_DISKS = re.compile(r' (?P<array>[a-zA-Z_0-9]+) : active .+\['
- r'(?P<total_disks>[0-9]+)/'
- r'(?P<inuse_disks>[0-9]+)\]')
-
-RE_STATUS = re.compile(r' (?P<array>[a-zA-Z_0-9]+) : active .+ '
- r'(?P<operation>[a-z]+) =[ ]{1,2}'
- r'(?P<operation_status>[0-9.]+).+finish='
- r'(?P<finish>([0-9.]+))min speed='
- r'(?P<speed>[0-9]+)')
-
-
-def md_charts(md):
- order = ['{0}_disks'.format(md.name),
- '{0}_operation'.format(md.name),
- '{0}_finish'.format(md.name),
- '{0}_speed'.format(md.name)
- ]
-
- charts = dict()
- charts[order[0]] = {
- 'options': [None, 'Disks Stats', 'disks', md.name, 'md.disks', 'stacked'],
- 'lines': [
- ['{0}_total_disks'.format(md.name), 'total', 'absolute'],
- ['{0}_inuse_disks'.format(md.name), 'inuse', 'absolute']
- ]
- }
-
- charts['_'.join([md.name, 'operation'])] = {
- 'options': [None, 'Current Status', 'percent', md.name, 'md.status', 'line'],
- 'lines': [
- ['{0}_resync'.format(md.name), 'resync', 'absolute', 1, 100],
- ['{0}_recovery'.format(md.name), 'recovery', 'absolute', 1, 100],
- ['{0}_reshape'.format(md.name), 'reshape', 'absolute', 1, 100],
- ['{0}_check'.format(md.name), 'check', 'absolute', 1, 100]
- ]
- }
-
- charts['_'.join([md.name, 'finish'])] = {
- 'options': [None, 'Approximate Time Until Finish', 'seconds', md.name, 'md.rate', 'line'],
- 'lines': [
- ['{0}_finish'.format(md.name), 'finish in', 'absolute', 1, 1000]
- ]
- }
-
- charts['_'.join([md.name, 'speed'])] = {
- 'options': [None, 'Operation Speed', 'KB/s', md.name, 'md.rate', 'line'],
- 'lines': [
- ['{0}_speed'.format(md.name), 'speed', 'absolute', 1, 1000]
- ]
- }
-
- return order, charts
-
-
-class MD:
- def __init__(self, name, stats):
- self.name = name
- self.stats = stats
-
- def update_stats(self, stats):
- self.stats = stats
-
- def data(self):
- stats = dict(('_'.join([self.name, k]), v) for k, v in self.stats.items())
- stats['{0}_health'.format(self.name)] = int(self.stats['total_disks']) - int(self.stats['inuse_disks'])
- return stats
-
-
-class Service(SimpleService):
- def __init__(self, configuration=None, name=None):
- SimpleService.__init__(self, configuration=configuration, name=name)
- self.order = ORDER
- self.definitions = CHARTS
- self.mds = dict()
-
- def check(self):
- arrays = find_arrays(self._get_raw_data())
- if not arrays:
- self.error('Failed to read data from /proc/mdstat or there is no active arrays')
- return None
- return True
-
- @staticmethod
- def _get_raw_data():
- """
- Read data from /proc/mdstat
- :return: str
- """
- try:
- with open('/proc/mdstat', 'rt') as proc_mdstat:
- return proc_mdstat.readlines() or None
- except (OSError, IOError):
- return None
-
- def get_data(self):
- """
- Parse data from _get_raw_data()
- :return: dict
- """
- arrays = find_arrays(self._get_raw_data())
- if not arrays:
- return None
-
- data = dict()
- for array, values in arrays.items():
-
- if array not in self.mds:
- md = MD(array, values)
- self.mds[md.name] = md
- self.create_new_array_charts(md)
- else:
- md = self.mds[array]
- md.update_stats(values)
-
- data.update(md.data())
-
- return data
-
- def create_new_array_charts(self, md):
- order, charts = md_charts(md)
-
- self.charts['mdstat_health'].add_dimension(['{0}_health'.format(md.name), md.name])
- for chart_name in order:
- params = [chart_name] + charts[chart_name]['options']
- dimensions = charts[chart_name]['lines']
-
- new_chart = self.charts.add_chart(params)
- for dimension in dimensions:
- new_chart.add_dimension(dimension)
-
-
-def find_arrays(raw_data):
- if raw_data is None:
- return None
- data = defaultdict(str)
- counter = 1
-
- for row in (elem.strip() for elem in raw_data):
- if not row:
- counter += 1
- continue
- data[counter] = ' '.join([data[counter], row])
-
- arrays = dict()
- for value in data.values():
- match = RE_DISKS.search(value)
- if not match:
- continue
-
- match = match.groupdict()
- array = match.pop('array')
- arrays[array] = match
- for operation in OPERATIONS:
- arrays[array][operation] = 0
-
- match = RE_STATUS.search(value)
- if match:
- match = match.groupdict()
- if match['operation'] in OPERATIONS:
- arrays[array]['operation'] = match['operation']
- arrays[array][match['operation']] = float(match['operation_status']) * 100
- arrays[array]['finish'] = float(match['finish']) * 1000 * 60
- arrays[array]['speed'] = float(match['speed']) * 1000
-
- return arrays or None