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Diffstat (limited to 'python.d/icecast.chart.py')
-rw-r--r-- | python.d/icecast.chart.py | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/python.d/icecast.chart.py b/python.d/icecast.chart.py new file mode 100644 index 00000000..792b99f3 --- /dev/null +++ b/python.d/icecast.chart.py @@ -0,0 +1,92 @@ +# -*- coding: utf-8 -*- +# Description: icecast netdata python.d module +# Author: Ilya Mashchenko (l2isbad) + +import json + +from bases.FrameworkServices.UrlService import UrlService + + +priority = 60000 +retries = 60 + +# charts order (can be overridden if you want less charts, or different order) +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 + + return data['icestats'].get('source') |