1 files changed, 95 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/alarms/alarms.chart.py b/collectors/python.d.plugin/alarms/alarms.chart.py
new file mode 100644
index 00000000..d1942735
--- /dev/null
+++ b/collectors/python.d.plugin/alarms/alarms.chart.py
@@ -0,0 +1,95 @@
+# -*- coding: utf-8 -*-
+# Description: alarms netdata python.d module
+# Author: andrewm4894
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from json import loads
+
+from bases.FrameworkServices.UrlService import UrlService
+
+update_every = 10
+disabled_by_default = True
+
+
+def charts_template(sm, alarm_status_chart_type='line'):
+    order = [
+        'alarms',
+        'values'
+    ]
+
+    mappings = ', '.join(['{0}={1}'.format(k, v) for k, v in sm.items()])
+    charts = {
+        'alarms': {
+            'options': [None, 'Alarms ({0})'.format(mappings), 'status', 'status', 'alarms.status', alarm_status_chart_type],
+            'lines': [],
+            'variables': [
+                ['alarms_num'],
+            ]
+        },
+        'values': {
+            'options': [None, 'Alarm Values', 'value', 'value', 'alarms.value', 'line'],
+            'lines': [],
+        }
+    }
+    return order, charts
+
+
+DEFAULT_STATUS_MAP = {'CLEAR': 0, 'WARNING': 1, 'CRITICAL': 2}
+DEFAULT_URL = 'http://127.0.0.1:19999/api/v1/alarms?all'
+DEFAULT_COLLECT_ALARM_VALUES = False
+DEFAULT_ALARM_STATUS_CHART_TYPE = 'line'
+DEFAULT_ALARM_CONTAINS_WORDS = ''
+DEFAULT_ALARM_EXCLUDES_WORDS = ''
+
+class Service(UrlService):
+    def __init__(self, configuration=None, name=None):
+        UrlService.__init__(self, configuration=configuration, name=name)
+        self.sm = self.configuration.get('status_map', DEFAULT_STATUS_MAP)
+        self.alarm_status_chart_type = self.configuration.get('alarm_status_chart_type', DEFAULT_ALARM_STATUS_CHART_TYPE)
+        self.order, self.definitions = charts_template(self.sm, self.alarm_status_chart_type)
+        self.url = self.configuration.get('url', DEFAULT_URL)
+        self.collect_alarm_values = bool(self.configuration.get('collect_alarm_values', DEFAULT_COLLECT_ALARM_VALUES))
+        self.collected_dims = {'alarms': set(), 'values': set()}
+        self.alarm_contains_words = self.configuration.get('alarm_contains_words', DEFAULT_ALARM_CONTAINS_WORDS)
+        self.alarm_contains_words_list = [alarm_contains_word.lstrip(' ').rstrip(' ') for alarm_contains_word in self.alarm_contains_words.split(',')]
+        self.alarm_excludes_words = self.configuration.get('alarm_excludes_words', DEFAULT_ALARM_EXCLUDES_WORDS)
+        self.alarm_excludes_words_list = [alarm_excludes_word.lstrip(' ').rstrip(' ') for alarm_excludes_word in self.alarm_excludes_words.split(',')]
+
+    def _get_data(self):
+        raw_data = self._get_raw_data()
+        if raw_data is None:
+            return None
+
+        raw_data = loads(raw_data)
+        alarms = raw_data.get('alarms', {})
+        if self.alarm_contains_words != '':
+            alarms = {alarm_name: alarms[alarm_name] for alarm_name in alarms for alarm_contains_word in
+                      self.alarm_contains_words_list if alarm_contains_word in alarm_name}
+        if self.alarm_excludes_words != '':
+            alarms = {alarm_name: alarms[alarm_name] for alarm_name in alarms for alarm_excludes_word in
+                      self.alarm_excludes_words_list if alarm_excludes_word not in alarm_name}
+
+        data = {a: self.sm[alarms[a]['status']] for a in alarms if alarms[a]['status'] in self.sm}
+        self.update_charts('alarms', data)
+        data['alarms_num'] = len(data)
+
+        if self.collect_alarm_values:
+            data_values = {'{}_value'.format(a): alarms[a]['value'] * 100 for a in alarms if 'value' in alarms[a] and alarms[a]['value'] is not None}
+            self.update_charts('values', data_values, divisor=100)
+            data.update(data_values)
+
+        return data
+
+    def update_charts(self, chart, data, algorithm='absolute', multiplier=1, divisor=1):
+        if not self.charts:
+            return
+
+        for dim in data:
+            if dim not in self.collected_dims[chart]:
+                self.collected_dims[chart].add(dim)
+                self.charts[chart].add_dimension([dim, dim, algorithm, multiplier, divisor])
+
+        for dim in list(self.collected_dims[chart]):
+            if dim not in data:
+                self.collected_dims[chart].remove(dim)
+                self.charts[chart].del_dimension(dim, hide=False)