netdata/python.d/tomcat.chart.py at master · bosencoding/netdata · GitHub

History

78 lines (70 loc) · 2.6 KB

Raw

# -*- coding: utf-8 -*-

# Description: tomcat netdata python.d module

# Author: Pawel Krupa (paulfantom)

from base import UrlService

import xml.etree.ElementTree as ET # phone home...

# default module values (can be overridden per job in `config`)

# update_every = 2

priority = 60000

retries = 60

# charts order (can be overridden if you want less charts, or different order)

ORDER = ['accesses', 'volume', 'threads', 'jvm']

CHARTS = {

'accesses': {

'options': [None, "tomcat requests", "requests/s", "statistics", "tomcat.accesses", "area"],

'lines': [

["accesses"]

]},

'volume': {

'options': [None, "tomcat volume", "KB/s", "volume", "tomcat.volume", "area"],

'lines': [

["volume", None, 'incremental']

]},

'threads': {

'options': [None, "tomcat threads", "current threads", "statistics", "tomcat.threads", "line"],

'lines': [

["current", None, "absolute"],

["busy", None, "absolute"]

]},

'jvm': {

'options': [None, "JVM Free Memory", "MB", "statistics", "tomcat.jvm", "area"],

'lines': [

["jvm", None, "absolute"]

]}

}

class Service(UrlService):

def __init__(self, configuration=None, name=None):

UrlService.__init__(self, configuration=configuration, name=name)

if len(self.url) == 0:

self.url = "http://localhost:8080/manager/status?XML=true"

self.order = ORDER

self.definitions = CHARTS

# get port from url

self.port = 0

for i in self.url.split('/'):

try:

int(i[-1])

self.port = i.split(':')[-1]

break

except:

pass

if self.port == 0:

self.port = 80

def _get_data(self):

"""

Format data received from http request

:return: dict

"""

try:

raw = self._get_raw_data()

data = ET.fromstring(raw)

memory = data.find('./jvm/memory')

threads = data.find("./connector[@name='\"http-bio-" + str(self.port) + "\"']/threadInfo")

requests = data.find("./connector[@name='\"http-bio-" + str(self.port) + "\"']/requestInfo")

return {'accesses': requests.attrib['requestCount'],

'volume': requests.attrib['bytesSent'],

'current': threads.attrib['currentThreadCount'],

'busy': threads.attrib['currentThreadsBusy'],

'jvm': memory.attrib['free']}

except (ValueError, AttributeError):

return None

netdata/python.d/tomcat.chart.py at master · bosencoding/netdata · GitHub

Expand file tree

Breadcrumbs

tomcat.chart.py

Latest commit

History

Breadcrumbs

tomcat.chart.py

File metadata and controls