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# -*- coding: utf-8 -*- |
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__author__ = 'Kenny Freeman' |
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__email__ = '[email protected]' |
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__license__ = "ISCL" |
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__docformat__ = 'reStructuredText' |
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from collections import deque |
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import plumd |
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import plumd.plugins |
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from plumd.plugins.readers.linux.proc.conntrack import Conntrack |
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from plumd.plugins.readers.linux.proc.diskstats import DiskStats |
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from plumd.plugins.readers.linux.proc.loadavg import LoadAverage |
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from plumd.plugins.readers.linux.proc.mem import Mem |
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from plumd.plugins.readers.linux.proc.netdev import NetDev |
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from plumd.plugins.readers.linux.proc.netsnmp import NetSnmp |
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from plumd.plugins.readers.linux.proc.netstat import Netstat |
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from plumd.plugins.readers.linux.proc.sockstat import SockStat |
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from plumd.plugins.readers.linux.proc.stat import Stat |
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from plumd.plugins.readers.linux.proc.swap import Swap |
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from plumd.plugins.readers.linux.proc.uptime import Uptime |
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classes = [Conntrack, DiskStats, LoadAverage, Mem, NetDev, NetSnmp, Netstat, |
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SockStat, Stat, Swap, Uptime] |
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class Proc(plumd.plugins.Reader): |
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"""Plugin to measure various kernel metrics from /proc.""" |
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defaults = { |
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'poll.interval': 10, |
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'disabled_readers': [] |
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} |
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def __init__(self, log, config): |
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"""Plugin to measure various kernel metrics from /proc. |
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:param log: A logger |
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:type log: logging.RootLogger |
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:param config: a plumd.config.Conf configuration helper instance. |
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:type config: plumd.config.Conf |
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""" |
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super(Proc, self).__init__(log, config) |
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config.defaults(Proc.defaults) |
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self.readers = deque() |
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disabled = config.get('disabled_readers') |
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for cls in classes: |
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if cls.__name__ in disabled: |
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msg = "Proc: skipping disabled reader: {0}" |
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self.log.warn(msg.format(cls.__name__)) |
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continue |
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self.log.debug("Proc: initializing reader: {0}".format(cls.__name__)) |
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self.readers.append(cls(log, config)) |
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def poll(self): |
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"""Poll for kernel metrics under /proc. |
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:rtype: ResultSet |
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""" |
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ret = plumd.ResultSet([]) |
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for rdr in self.readers: |
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#self.log.debug("Proc: calling {0}".format(rdr.__class__.__name__)) |
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metrics = rdr.check() |
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msg = "Proc: {0} returned: {1}" |
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#self.log.debug(msg.format(rdr.__class__.__name__, metrics)) |
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ret.add_list(metrics) |
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return ret |
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s4z /
plumd
