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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2018-11-07 12:22:44 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2018-11-07 12:22:44 +0000 |
commit | 1e6c93250172946eeb38e94a92a1fd12c9d3011e (patch) | |
tree | 8ca5e16dfc7ad6b3bf2738ca0a48408a950f8f7e /python.d/portcheck.chart.py | |
parent | Update watch file (diff) | |
download | netdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.tar.xz netdata-1e6c93250172946eeb38e94a92a1fd12c9d3011e.zip |
Merging upstream version 1.11.0+dfsg.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'python.d/portcheck.chart.py')
-rw-r--r-- | python.d/portcheck.chart.py | 159 |
1 files changed, 0 insertions, 159 deletions
diff --git a/python.d/portcheck.chart.py b/python.d/portcheck.chart.py deleted file mode 100644 index 0a312210d..000000000 --- a/python.d/portcheck.chart.py +++ /dev/null @@ -1,159 +0,0 @@ -# -*- coding: utf-8 -*- -# Description: simple port check netdata python.d module -# Original Author: ccremer (github.com/ccremer) - -import socket - -try: - from time import monotonic as time -except ImportError: - from time import time - -from bases.FrameworkServices.SimpleService import SimpleService - -# default module values (can be overridden per job in `config`) -priority = 60000 -retries = 60 - -PORT_LATENCY = 'connect' - -PORT_SUCCESS = 'success' -PORT_TIMEOUT = 'timeout' -PORT_FAILED = 'no_connection' - -ORDER = ['latency', 'status'] - -CHARTS = { - 'latency': { - 'options': [None, 'TCP connect latency', 'ms', '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, canon_name, 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 - """ - - af, sock_type, proto, canon_name, 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 |