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-rw-r--r--python.d/ntpd.chart.py380
1 files changed, 0 insertions, 380 deletions
diff --git a/python.d/ntpd.chart.py b/python.d/ntpd.chart.py
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index 05209da87..000000000
--- a/python.d/ntpd.chart.py
+++ /dev/null
@@ -1,380 +0,0 @@
-# -*- coding: utf-8 -*-
-# Description: ntpd netdata python.d module
-# Author: Sven Mäder (rda0)
-# Author: Ilya Mashchenko (l2isbad)
-
-import struct
-import re
-
-from bases.FrameworkServices.SocketService import SocketService
-
-# default module values
-update_every = 1
-priority = 60000
-retries = 60
-
-# NTP Control Message Protocol constants
-MODE = 6
-HEADER_FORMAT = '!BBHHHHH'
-HEADER_LEN = 12
-OPCODES = {
- 'readstat': 1,
- 'readvar': 2
-}
-
-# Maximal dimension precision
-PRECISION = 1000000
-
-# Static charts
-ORDER = [
- 'sys_offset',
- 'sys_jitter',
- 'sys_frequency',
- 'sys_wander',
- 'sys_rootdelay',
- 'sys_rootdisp',
- 'sys_stratum',
- 'sys_tc',
- 'sys_precision',
- 'peer_offset',
- 'peer_delay',
- 'peer_dispersion',
- 'peer_jitter',
- 'peer_xleave',
- 'peer_rootdelay',
- 'peer_rootdisp',
- 'peer_stratum',
- 'peer_hmode',
- 'peer_pmode',
- 'peer_hpoll',
- 'peer_ppoll',
- 'peer_precision'
-]
-
-CHARTS = {
- 'sys_offset': {
- 'options': [None, 'Combined offset of server relative to this host', 'ms', 'system', 'ntpd.sys_offset', 'area'],
- 'lines': [
- ['offset', 'offset', 'absolute', 1, PRECISION]
- ]},
- 'sys_jitter': {
- 'options': [None, 'Combined system jitter and clock jitter', 'ms', 'system', 'ntpd.sys_jitter', 'line'],
- 'lines': [
- ['sys_jitter', 'system', 'absolute', 1, PRECISION],
- ['clk_jitter', 'clock', 'absolute', 1, PRECISION]
- ]},
- 'sys_frequency': {
- 'options': [None, 'Frequency offset relative to hardware clock', 'ppm', 'system', 'ntpd.sys_frequency', 'area'],
- 'lines': [
- ['frequency', 'frequency', 'absolute', 1, PRECISION]
- ]},
- 'sys_wander': {
- 'options': [None, 'Clock frequency wander', 'ppm', 'system', 'ntpd.sys_wander', 'area'],
- 'lines': [
- ['clk_wander', 'clock', 'absolute', 1, PRECISION]
- ]},
- 'sys_rootdelay': {
- 'options': [None, 'Total roundtrip delay to the primary reference clock', 'ms', 'system',
- 'ntpd.sys_rootdelay', 'area'],
- 'lines': [
- ['rootdelay', 'delay', 'absolute', 1, PRECISION]
- ]},
- 'sys_rootdisp': {
- 'options': [None, 'Total root dispersion to the primary reference clock', 'ms', 'system',
- 'ntpd.sys_rootdisp', 'area'],
- 'lines': [
- ['rootdisp', 'dispersion', 'absolute', 1, PRECISION]
- ]},
- 'sys_stratum': {
- 'options': [None, 'Stratum (1-15)', 'stratum', 'system', 'ntpd.sys_stratum', 'line'],
- 'lines': [
- ['stratum', 'stratum', 'absolute', 1, PRECISION]
- ]},
- 'sys_tc': {
- 'options': [None, 'Time constant and poll exponent (3-17)', 'log2 s', 'system', 'ntpd.sys_tc', 'line'],
- 'lines': [
- ['tc', 'current', 'absolute', 1, PRECISION],
- ['mintc', 'minimum', 'absolute', 1, PRECISION]
- ]},
- 'sys_precision': {
- 'options': [None, 'Precision', 'log2 s', 'system', 'ntpd.sys_precision', 'line'],
- 'lines': [
- ['precision', 'precision', 'absolute', 1, PRECISION]
- ]}
-}
-
-PEER_CHARTS = {
- 'peer_offset': {
- 'options': [None, 'Filter offset', 'ms', 'peers', 'ntpd.peer_offset', 'line'],
- 'lines': [
- ]},
- 'peer_delay': {
- 'options': [None, 'Filter delay', 'ms', 'peers', 'ntpd.peer_delay', 'line'],
- 'lines': [
- ]},
- 'peer_dispersion': {
- 'options': [None, 'Filter dispersion', 'ms', 'peers', 'ntpd.peer_dispersion', 'line'],
- 'lines': [
- ]},
- 'peer_jitter': {
- 'options': [None, 'Filter jitter', 'ms', 'peers', 'ntpd.peer_jitter', 'line'],
- 'lines': [
- ]},
- 'peer_xleave': {
- 'options': [None, 'Interleave delay', 'ms', 'peers', 'ntpd.peer_xleave', 'line'],
- 'lines': [
- ]},
- 'peer_rootdelay': {
- 'options': [None, 'Total roundtrip delay to the primary reference clock', 'ms', 'peers',
- 'ntpd.peer_rootdelay', 'line'],
- 'lines': [
- ]},
- 'peer_rootdisp': {
- 'options': [None, 'Total root dispersion to the primary reference clock', 'ms', 'peers',
- 'ntpd.peer_rootdisp', 'line'],
- 'lines': [
- ]},
- 'peer_stratum': {
- 'options': [None, 'Stratum (1-15)', 'stratum', 'peers', 'ntpd.peer_stratum', 'line'],
- 'lines': [
- ]},
- 'peer_hmode': {
- 'options': [None, 'Host mode (1-6)', 'hmode', 'peers', 'ntpd.peer_hmode', 'line'],
- 'lines': [
- ]},
- 'peer_pmode': {
- 'options': [None, 'Peer mode (1-5)', 'pmode', 'peers', 'ntpd.peer_pmode', 'line'],
- 'lines': [
- ]},
- 'peer_hpoll': {
- 'options': [None, 'Host poll exponent', 'log2 s', 'peers', 'ntpd.peer_hpoll', 'line'],
- 'lines': [
- ]},
- 'peer_ppoll': {
- 'options': [None, 'Peer poll exponent', 'log2 s', 'peers', 'ntpd.peer_ppoll', 'line'],
- 'lines': [
- ]},
- 'peer_precision': {
- 'options': [None, 'Precision', 'log2 s', 'peers', 'ntpd.peer_precision', 'line'],
- 'lines': [
- ]}
-}
-
-
-class Base:
- regex = re.compile(r'([a-z_]+)=((?:-)?[0-9]+(?:\.[0-9]+)?)')
-
- @staticmethod
- def get_header(associd=0, operation='readvar'):
- """
- Constructs the NTP Control Message header:
- 0 1 2 3
- 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- |LI | VN |Mode |R|E|M| OpCode | Sequence Number |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- | Status | Association ID |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- | Offset | Count |
- +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
- """
- version = 2
- sequence = 1
- status = 0
- offset = 0
- count = 0
- header = struct.pack(HEADER_FORMAT, (version << 3 | MODE), OPCODES[operation],
- sequence, status, associd, offset, count)
- return header
-
-
-class System(Base):
- def __init__(self):
- self.request = self.get_header()
-
- def get_data(self, raw):
- """
- Extracts key=value pairs with float/integer from ntp response packet data.
- """
- data = dict()
- for key, value in self.regex.findall(raw):
- data[key] = float(value) * PRECISION
- return data
-
-
-class Peer(Base):
- def __init__(self, idx, name):
- self.id = idx
- self.real_name = name
- self.name = name.replace('.', '_')
- self.request = self.get_header(self.id)
-
- def get_data(self, raw):
- """
- Extracts key=value pairs with float/integer from ntp response packet data.
- """
- data = dict()
- for key, value in self.regex.findall(raw):
- dimension = '_'.join([self.name, key])
- data[dimension] = float(value) * PRECISION
- return data
-
-
-class Service(SocketService):
- def __init__(self, configuration=None, name=None):
- SocketService.__init__(self, configuration=configuration, name=name)
- self.order = list(ORDER)
- self.definitions = dict(CHARTS)
-
- self.port = 'ntp'
- self.dgram_socket = True
- self.system = System()
- self.peers = dict()
- self.request = str()
- self.retries = 0
- self.show_peers = self.configuration.get('show_peers', False)
- self.peer_rescan = self.configuration.get('peer_rescan', 60)
-
- if self.show_peers:
- self.definitions.update(PEER_CHARTS)
-
- def check(self):
- """
- Checks if we can get valid systemvars.
- If not, returns None to disable module.
- """
- self._parse_config()
-
- peer_filter = self.configuration.get('peer_filter', r'127\..*')
- try:
- self.peer_filter = re.compile(r'^((0\.0\.0\.0)|({0}))$'.format(peer_filter))
- except re.error as error:
- self.error('Compile pattern error (peer_filter) : {0}'.format(error))
- return None
-
- self.request = self.system.request
- raw_systemvars = self._get_raw_data()
-
- if not self.system.get_data(raw_systemvars):
- return None
-
- return True
-
- def get_data(self):
- """
- Gets systemvars data on each update.
- Gets peervars data for all peers on each update.
- """
- data = dict()
-
- self.request = self.system.request
- raw = self._get_raw_data()
- if not raw:
- return None
-
- data.update(self.system.get_data(raw))
-
- if not self.show_peers:
- return data
-
- if not self.peers or self.runs_counter % self.peer_rescan == 0 or self.retries > 8:
- self.find_new_peers()
-
- for peer in self.peers.values():
- self.request = peer.request
- peer_data = peer.get_data(self._get_raw_data())
- if peer_data:
- data.update(peer_data)
- else:
- self.retries += 1
-
- return data
-
- def find_new_peers(self):
- new_peers = dict((p.real_name, p) for p in self.get_peers())
- if new_peers:
-
- peers_to_remove = set(self.peers) - set(new_peers)
- peers_to_add = set(new_peers) - set(self.peers)
-
- for peer_name in peers_to_remove:
- self.hide_old_peer_from_charts(self.peers[peer_name])
- del self.peers[peer_name]
-
- for peer_name in peers_to_add:
- self.add_new_peer_to_charts(new_peers[peer_name])
-
- self.peers.update(new_peers)
- self.retries = 0
-
- def add_new_peer_to_charts(self, peer):
- for chart_id in set(self.charts.charts) & set(PEER_CHARTS):
- dim_id = peer.name + chart_id[4:]
- if dim_id not in self.charts[chart_id]:
- self.charts[chart_id].add_dimension([dim_id, peer.real_name, 'absolute', 1, PRECISION])
- else:
- self.charts[chart_id].hide_dimension(dim_id, reverse=True)
-
- def hide_old_peer_from_charts(self, peer):
- for chart_id in set(self.charts.charts) & set(PEER_CHARTS):
- dim_id = peer.name + chart_id[4:]
- self.charts[chart_id].hide_dimension(dim_id)
-
- def get_peers(self):
- self.request = Base.get_header(operation='readstat')
-
- raw_data = self._get_raw_data(raw=True)
- if not raw_data:
- return list()
-
- peer_ids = self.get_peer_ids(raw_data)
- if not peer_ids:
- return list()
-
- new_peers = list()
- for peer_id in peer_ids:
- self.request = Base.get_header(peer_id)
- raw_peer_data = self._get_raw_data()
- if not raw_peer_data:
- continue
- srcadr = re.search(r'(srcadr)=([^,]+)', raw_peer_data)
- if not srcadr:
- continue
- srcadr = srcadr.group(2)
- if self.peer_filter.search(srcadr):
- continue
- stratum = re.search(r'(stratum)=([^,]+)', raw_peer_data)
- if not stratum:
- continue
- if int(stratum.group(2)) > 15:
- continue
-
- new_peer = Peer(idx=peer_id, name=srcadr)
- new_peers.append(new_peer)
- return new_peers
-
- def get_peer_ids(self, res):
- """
- Unpack the NTP Control Message header
- Get data length from header
- Get list of association ids returned in the readstat response
- """
-
- try:
- count = struct.unpack(HEADER_FORMAT, res[:HEADER_LEN])[6]
- except struct.error as error:
- self.error('error unpacking header: {0}'.format(error))
- return None
- if not count:
- self.error('empty data field in NTP control packet')
- return None
-
- data_end = HEADER_LEN + count
- data = res[HEADER_LEN:data_end]
- data_format = ''.join(['!', 'H' * int(count / 2)])
- try:
- peer_ids = list(struct.unpack(data_format, data))[::2]
- except struct.error as error:
- self.error('error unpacking data: {0}'.format(error))
- return None
- return peer_ids