1 files changed, 94 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/icecast/icecast.chart.py b/collectors/python.d.plugin/icecast/icecast.chart.py
new file mode 100644
index 0000000..a967d17
--- /dev/null
+++ b/collectors/python.d.plugin/icecast/icecast.chart.py
@@ -0,0 +1,94 @@
+# -*- coding: utf-8 -*-
+# Description: icecast netdata python.d module
+# Author: Ilya Mashchenko (ilyam8)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+import json
+
+from bases.FrameworkServices.UrlService import UrlService
+
+ORDER = [
+    'listeners',
+]
+
+CHARTS = {
+    'listeners': {
+        'options': [None, 'Number Of Listeners', 'listeners', 'listeners', 'icecast.listeners', 'line'],
+        'lines': [
+        ]
+    }
+}
+
+
+class Source:
+    def __init__(self, idx, data):
+        self.name = 'source_{0}'.format(idx)
+        self.is_active = data.get('stream_start') and data.get('server_name')
+        self.listeners = data['listeners']
+
+
+class Service(UrlService):
+    def __init__(self, configuration=None, name=None):
+        UrlService.__init__(self, configuration=configuration, name=name)
+        self.order = ORDER
+        self.definitions = CHARTS
+        self.url = self.configuration.get('url')
+        self._manager = self._build_manager()
+
+    def check(self):
+        """
+        Add active sources to the "listeners" chart
+        :return: bool
+        """
+        sources = self.get_sources()
+        if not sources:
+            return None
+
+        active_sources = 0
+        for idx, raw_source in enumerate(sources):
+            if Source(idx, raw_source).is_active:
+                active_sources += 1
+                dim_id = 'source_{0}'.format(idx)
+                dim = 'source {0}'.format(idx)
+                self.definitions['listeners']['lines'].append([dim_id, dim])
+
+        return bool(active_sources)
+
+    def _get_data(self):
+        """
+        Get number of listeners for every source
+        :return: dict
+        """
+        sources = self.get_sources()
+        if not sources:
+            return None
+
+        data = dict()
+
+        for idx, raw_source in enumerate(sources):
+            source = Source(idx, raw_source)
+            data[source.name] = source.listeners
+
+        return data
+
+    def get_sources(self):
+        """
+        Format data received from http request and return list of sources
+        :return: list
+        """
+
+        raw_data = self._get_raw_data()
+        if not raw_data:
+            return None
+
+        try:
+            data = json.loads(raw_data)
+        except ValueError as error:
+            self.error('JSON decode error:', error)
+            return None
+
+        sources = data['icestats'].get('source')
+        if not sources:
+            return None
+
+        return sources if isinstance(sources, list) else [sources]