diff options
Diffstat (limited to 'collectors/python.d.plugin/portcheck')
| -rw-r--r-- | collectors/python.d.plugin/portcheck/Makefile.inc | 13 | ||||
| -rw-r--r-- | collectors/python.d.plugin/portcheck/README.md | 52 | ||||
| -rw-r--r-- | collectors/python.d.plugin/portcheck/portcheck.chart.py | 157 | ||||
| -rw-r--r-- | collectors/python.d.plugin/portcheck/portcheck.conf | 74 |
4 files changed, 0 insertions, 296 deletions
diff --git a/collectors/python.d.plugin/portcheck/Makefile.inc b/collectors/python.d.plugin/portcheck/Makefile.inc deleted file mode 100644 index 76763f02..00000000 --- a/collectors/python.d.plugin/portcheck/Makefile.inc +++ /dev/null @@ -1,13 +0,0 @@ -# SPDX-License-Identifier: GPL-3.0-or-later - -# THIS IS NOT A COMPLETE Makefile -# IT IS INCLUDED BY ITS PARENT'S Makefile.am -# IT IS REQUIRED TO REFERENCE ALL FILES RELATIVE TO THE PARENT - -# install these files -dist_python_DATA += portcheck/portcheck.chart.py -dist_pythonconfig_DATA += portcheck/portcheck.conf - -# do not install these files, but include them in the distribution -dist_noinst_DATA += portcheck/README.md portcheck/Makefile.inc - diff --git a/collectors/python.d.plugin/portcheck/README.md b/collectors/python.d.plugin/portcheck/README.md deleted file mode 100644 index 845fa5b9..00000000 --- a/collectors/python.d.plugin/portcheck/README.md +++ /dev/null @@ -1,52 +0,0 @@ -<!-- -title: "TCP endpoint monitoring with Netdata" -custom_edit_url: https://github.com/netdata/netdata/edit/master/collectors/python.d.plugin/portcheck/README.md -sidebar_label: "TCP endpoints" ---> - -# TCP endpoint monitoring with Netdata - -Monitors TCP endpoint availability and response time. - -Following charts are drawn per host: - -1. **Latency** ms - - - Time required to connect to a TCP port. - Displays latency in 0.1 ms resolution. If the connection failed, the value is missing. - -2. **Status** boolean - - - Connection successful - - Could not create socket: possible DNS problems - - Connection refused: port not listening or blocked - - Connection timed out: host or port unreachable - -## Configuration - -Edit the `python.d/portcheck.conf` configuration file using `edit-config` from the Netdata [config -directory](/docs/configure/nodes.md), which is typically at `/etc/netdata`. - -```bash -cd /etc/netdata # Replace this path with your Netdata config directory, if different -sudo ./edit-config python.d/portcheck.conf -``` - -```yaml -server: - host: 'dns or ip' # required - port: 22 # required - timeout: 1 # optional - update_every: 1 # optional -``` - -### notes - -- The error chart is intended for alarms, badges or for access via API. -- A system/service/firewall might block Netdata's access if a portscan or - similar is detected. -- Currently, the accuracy of the latency is low and should be used as reference only. - ---- - - diff --git a/collectors/python.d.plugin/portcheck/portcheck.chart.py b/collectors/python.d.plugin/portcheck/portcheck.chart.py deleted file mode 100644 index 818ac765..00000000 --- a/collectors/python.d.plugin/portcheck/portcheck.chart.py +++ /dev/null @@ -1,157 +0,0 @@ -# -*- coding: utf-8 -*- -# Description: simple port check netdata python.d module -# Original Author: ccremer (github.com/ccremer) -# SPDX-License-Identifier: GPL-3.0-or-later - -import socket - -try: - from time import monotonic as time -except ImportError: - from time import time - -from bases.FrameworkServices.SimpleService import SimpleService - -PORT_LATENCY = 'connect' - -PORT_SUCCESS = 'success' -PORT_TIMEOUT = 'timeout' -PORT_FAILED = 'no_connection' - -ORDER = ['latency', 'status'] - -CHARTS = { - 'latency': { - 'options': [None, 'TCP connect latency', 'milliseconds', 'latency', 'portcheck.latency', 'line'], - 'lines': [ - [PORT_LATENCY, 'connect', 'absolute', 100, 1000] - ] - }, - 'status': { - 'options': [None, 'Portcheck status', 'boolean', 'status', 'portcheck.status', 'line'], - 'lines': [ - [PORT_SUCCESS, 'success', 'absolute'], - [PORT_TIMEOUT, 'timeout', 'absolute'], - [PORT_FAILED, 'no connection', 'absolute'] - ] - } -} - - -# Not deriving from SocketService, too much is different -class Service(SimpleService): - def __init__(self, configuration=None, name=None): - SimpleService.__init__(self, configuration=configuration, name=name) - self.order = ORDER - self.definitions = CHARTS - self.host = self.configuration.get('host') - self.port = self.configuration.get('port') - self.timeout = self.configuration.get('timeout', 1) - - def check(self): - """ - Parse configuration, check if configuration is available, and dynamically create chart lines data - :return: boolean - """ - if self.host is None or self.port is None: - self.error('Host or port missing') - return False - if not isinstance(self.port, int): - self.error('"port" is not an integer. Specify a numerical value, not service name.') - return False - - self.debug('Enabled portcheck: {host}:{port}, update every {update}s, timeout: {timeout}s'.format( - host=self.host, port=self.port, update=self.update_every, timeout=self.timeout - )) - # We will accept any (valid-ish) configuration, even if initial connection fails (a service might be down from - # the beginning) - return True - - def _get_data(self): - """ - Get data from socket - :return: dict - """ - data = dict() - data[PORT_SUCCESS] = 0 - data[PORT_TIMEOUT] = 0 - data[PORT_FAILED] = 0 - - success = False - try: - for socket_config in socket.getaddrinfo(self.host, self.port, socket.AF_UNSPEC, socket.SOCK_STREAM): - # use first working socket - sock = self._create_socket(socket_config) - if sock is not None: - self._connect2socket(data, socket_config, sock) - self._disconnect(sock) - success = True - break - except socket.gaierror as error: - self.debug('Failed to connect to "{host}:{port}", error: {error}'.format( - host=self.host, port=self.port, error=error - )) - - # We could not connect - if not success: - data[PORT_FAILED] = 1 - - return data - - def _create_socket(self, socket_config): - af, sock_type, proto, _, sa = socket_config - try: - self.debug('Creating socket to "{address}", port {port}'.format(address=sa[0], port=sa[1])) - sock = socket.socket(af, sock_type, proto) - sock.settimeout(self.timeout) - return sock - except socket.error as error: - self.debug('Failed to create socket "{address}", port {port}, error: {error}'.format( - address=sa[0], port=sa[1], error=error - )) - return None - - def _connect2socket(self, data, socket_config, sock): - """ - Connect to a socket, passing the result of getaddrinfo() - :return: dict - """ - - _, _, _, _, sa = socket_config - port = str(sa[1]) - try: - self.debug('Connecting socket to "{address}", port {port}'.format(address=sa[0], port=port)) - start = time() - sock.connect(sa) - diff = time() - start - self.debug('Connected to "{address}", port {port}, latency {latency}'.format( - address=sa[0], port=port, latency=diff - )) - # we will set it at least 0.1 ms. 0.0 would mean failed connection (handy for 3rd-party-APIs) - data[PORT_LATENCY] = max(round(diff * 10000), 0) - data[PORT_SUCCESS] = 1 - - except socket.timeout as error: - self.debug('Socket timed out on "{address}", port {port}, error: {error}'.format( - address=sa[0], port=port, error=error - )) - data[PORT_TIMEOUT] = 1 - - except socket.error as error: - self.debug('Failed to connect to "{address}", port {port}, error: {error}'.format( - address=sa[0], port=port, error=error - )) - data[PORT_FAILED] = 1 - - def _disconnect(self, sock): - """ - Close socket connection - :return: - """ - if sock is not None: - try: - self.debug('Closing socket') - sock.shutdown(2) # 0 - read, 1 - write, 2 - all - sock.close() - except socket.error: - pass diff --git a/collectors/python.d.plugin/portcheck/portcheck.conf b/collectors/python.d.plugin/portcheck/portcheck.conf deleted file mode 100644 index 2b32c003..00000000 --- a/collectors/python.d.plugin/portcheck/portcheck.conf +++ /dev/null @@ -1,74 +0,0 @@ -# netdata python.d.plugin configuration for portcheck -# -# This file is in YaML format. Generally the format is: -# -# name: value -# -# There are 2 sections: -# - global variables -# - one or more JOBS -# -# JOBS allow you to collect values from multiple sources. -# Each source will have its own set of charts. -# -# JOB parameters have to be indented (using spaces only, example below). - -# ---------------------------------------------------------------------- -# Global Variables -# These variables set the defaults for all JOBs, however each JOB -# may define its own, overriding the defaults. - -# update_every sets the default data collection frequency. -# If unset, the python.d.plugin default is used. -# update_every: 1 - -# priority controls the order of charts at the netdata dashboard. -# Lower numbers move the charts towards the top of the page. -# If unset, the default for python.d.plugin is used. -# priority: 60000 - -# penalty indicates whether to apply penalty to update_every in case of failures. -# Penalty will increase every 5 failed updates in a row. Maximum penalty is 10 minutes. -# penalty: yes - -# chart_cleanup sets the default chart cleanup interval in iterations. -# A chart is marked as obsolete if it has not been updated -# 'chart_cleanup' iterations in a row. -# They will be hidden immediately (not offered to dashboard viewer, -# streamed upstream and archived to external databases) and deleted one hour -# later (configurable from netdata.conf). -# -- For this plugin, cleanup MUST be disabled, otherwise we lose latency chart -chart_cleanup: 0 - -# Autodetection and retries do not work for this plugin - -# ---------------------------------------------------------------------- -# JOBS (data collection sources) -# -# The default JOBS share the same *name*. JOBS with the same name -# are mutually exclusive. Only one of them will be allowed running at -# any time. This allows autodetection to try several alternatives and -# pick the one that works. -# -# Any number of jobs is supported. -# -# ------------------------------- -# ATTENTION: Any valid configuration will be accepted, even if initial connection fails! -# ------------------------------- -# -# There is intentionally no default config for 'localhost' - -# job_name: -# name: myname # [optional] the JOB's name as it will appear at the -# # dashboard (by default is the job_name) -# # JOBs sharing a name are mutually exclusive -# update_every: 1 # [optional] the JOB's data collection frequency -# priority: 60000 # [optional] the JOB's order on the dashboard -# penalty: yes # the JOB's penalty -# timeout: 1 # [optional] the socket timeout when connecting -# host: 'dns or ip' # [required] the remote host address in either IPv4, IPv6 or as DNS name. -# port: 22 # [required] the port number to check. Specify an integer, not service name. - -# You just have been warned about possible portscan blocking. The portcheck plugin is meant for simple use cases. -# Currently, the accuracy of the latency is low and should be used as reference only. - |