1 files changed, 188 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/litespeed/litespeed.chart.py b/collectors/python.d.plugin/litespeed/litespeed.chart.py
new file mode 100644
index 0000000..7ef8189
--- /dev/null
+++ b/collectors/python.d.plugin/litespeed/litespeed.chart.py
@@ -0,0 +1,188 @@
+# -*- coding: utf-8 -*-
+# Description: litespeed netdata python.d module
+# Author: Ilya Mashchenko (ilyam8)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+import glob
+import os
+import re
+from collections import namedtuple
+
+from bases.FrameworkServices.SimpleService import SimpleService
+
+update_every = 10
+
+# charts order (can be overridden if you want less charts, or different order)
+ORDER = [
+    'net_throughput_http',  # net throughput
+    'net_throughput_https',  # net throughput
+    'connections_http',  # connections
+    'connections_https',  # connections
+    'requests',  # requests
+    'requests_processing',  # requests
+    'pub_cache_hits',  # cache
+    'private_cache_hits',  # cache
+    'static_hits',  # static
+]
+
+CHARTS = {
+    'net_throughput_http': {
+        'options': [None, 'Network Throughput HTTP', 'kilobits/s', 'net throughput',
+                    'litespeed.net_throughput', 'area'],
+        'lines': [
+            ['bps_in', 'in', 'absolute'],
+            ['bps_out', 'out', 'absolute', -1]
+        ]
+    },
+    'net_throughput_https': {
+        'options': [None, 'Network Throughput HTTPS', 'kilobits/s', 'net throughput',
+                    'litespeed.net_throughput', 'area'],
+        'lines': [
+            ['ssl_bps_in', 'in', 'absolute'],
+            ['ssl_bps_out', 'out', 'absolute', -1]
+        ]
+    },
+    'connections_http': {
+        'options': [None, 'Connections HTTP', 'conns', 'connections', 'litespeed.connections', 'stacked'],
+        'lines': [
+            ['conn_free', 'free', 'absolute'],
+            ['conn_used', 'used', 'absolute']
+        ]
+    },
+    'connections_https': {
+        'options': [None, 'Connections HTTPS', 'conns', 'connections', 'litespeed.connections', 'stacked'],
+        'lines': [
+            ['ssl_conn_free', 'free', 'absolute'],
+            ['ssl_conn_used', 'used', 'absolute']
+        ]
+    },
+    'requests': {
+        'options': [None, 'Requests', 'requests/s', 'requests', 'litespeed.requests', 'line'],
+        'lines': [
+            ['requests', None, 'absolute', 1, 100]
+        ]
+    },
+    'requests_processing': {
+        'options': [None, 'Requests In Processing', 'requests', 'requests', 'litespeed.requests_processing', 'line'],
+        'lines': [
+            ['requests_processing', 'processing', 'absolute']
+        ]
+    },
+    'pub_cache_hits': {
+        'options': [None, 'Public Cache Hits', 'hits/s', 'cache', 'litespeed.cache', 'line'],
+        'lines': [
+            ['pub_cache_hits', 'hits', 'absolute', 1, 100]
+        ]
+    },
+    'private_cache_hits': {
+        'options': [None, 'Private Cache Hits', 'hits/s', 'cache', 'litespeed.cache', 'line'],
+        'lines': [
+            ['private_cache_hits', 'hits', 'absolute', 1, 100]
+        ]
+    },
+    'static_hits': {
+        'options': [None, 'Static Hits', 'hits/s', 'static', 'litespeed.static', 'line'],
+        'lines': [
+            ['static_hits', 'hits', 'absolute', 1, 100]
+        ]
+    }
+}
+
+t = namedtuple('T', ['key', 'id', 'mul'])
+
+T = [
+    t('BPS_IN', 'bps_in', 8),
+    t('BPS_OUT', 'bps_out', 8),
+    t('SSL_BPS_IN', 'ssl_bps_in', 8),
+    t('SSL_BPS_OUT', 'ssl_bps_out', 8),
+    t('REQ_PER_SEC', 'requests', 100),
+    t('REQ_PROCESSING', 'requests_processing', 1),
+    t('PUB_CACHE_HITS_PER_SEC', 'pub_cache_hits', 100),
+    t('PRIVATE_CACHE_HITS_PER_SEC', 'private_cache_hits', 100),
+    t('STATIC_HITS_PER_SEC', 'static_hits', 100),
+    t('PLAINCONN', 'conn_used', 1),
+    t('AVAILCONN', 'conn_free', 1),
+    t('SSLCONN', 'ssl_conn_used', 1),
+    t('AVAILSSL', 'ssl_conn_free', 1),
+]
+
+RE = re.compile(r'([A-Z_]+): ([0-9.]+)')
+
+ZERO_DATA = {
+    'bps_in': 0,
+    'bps_out': 0,
+    'ssl_bps_in': 0,
+    'ssl_bps_out': 0,
+    'requests': 0,
+    'requests_processing': 0,
+    'pub_cache_hits': 0,
+    'private_cache_hits': 0,
+    'static_hits': 0,
+    'conn_used': 0,
+    'conn_free': 0,
+    'ssl_conn_used': 0,
+    'ssl_conn_free': 0,
+}
+
+
+class Service(SimpleService):
+    def __init__(self, configuration=None, name=None):
+        SimpleService.__init__(self, configuration=configuration, name=name)
+        self.order = ORDER
+        self.definitions = CHARTS
+        self.path = self.configuration.get('path', '/tmp/lshttpd/')
+        self.files = list()
+
+    def check(self):
+        if not self.path:
+            self.error('"path" not specified')
+            return False
+
+        fs = glob.glob(os.path.join(self.path, '.rtreport*'))
+
+        if not fs:
+            self.error('"{0}" has no "rtreport" files or dir is not readable'.format(self.path))
+            return None
+
+        self.debug('stats files:', fs)
+
+        for f in fs:
+            if not is_readable_file(f):
+                self.error('{0} is not readable'.format(f))
+                continue
+            self.files.append(f)
+
+        return bool(self.files)
+
+    def get_data(self):
+        """
+        Format data received from http request
+        :return: dict
+        """
+        data = dict(ZERO_DATA)
+
+        for f in self.files:
+            try:
+                with open(f) as b:
+                    lines = b.readlines()
+            except (OSError, IOError) as err:
+                self.error(err)
+                return None
+            else:
+                parse_file(data, lines)
+
+        return data
+
+
+def parse_file(data, lines):
+    for line in lines:
+        if not line.startswith(('BPS_IN:', 'MAXCONN:', 'PLAINCONN:', 'REQ_RATE []:')):
+            continue
+        m = dict(RE.findall(line))
+        for v in T:
+            if v.key in m:
+                data[v.id] += float(m[v.key]) * v.mul
+
+
+def is_readable_file(v):
+    return os.path.isfile(v) and os.access(v, os.R_OK)