diff options
Diffstat (limited to 'collectors/python.d.plugin/couchdb/couchdb.chart.py')
| -rw-r--r-- | collectors/python.d.plugin/couchdb/couchdb.chart.py | 398 |
1 files changed, 0 insertions, 398 deletions
diff --git a/collectors/python.d.plugin/couchdb/couchdb.chart.py b/collectors/python.d.plugin/couchdb/couchdb.chart.py deleted file mode 100644 index a395f356..00000000 --- a/collectors/python.d.plugin/couchdb/couchdb.chart.py +++ /dev/null @@ -1,398 +0,0 @@ -# -*- coding: utf-8 -*- -# Description: couchdb netdata python.d module -# Author: wohali <wohali@apache.org> -# Thanks to ilyam8 for good examples :) -# SPDX-License-Identifier: GPL-3.0-or-later - -from collections import namedtuple, defaultdict -from json import loads -from socket import gethostbyname, gaierror -from threading import Thread - -try: - from queue import Queue -except ImportError: - from Queue import Queue - -from bases.FrameworkServices.UrlService import UrlService - -update_every = 1 - -METHODS = namedtuple('METHODS', ['get_data', 'url', 'stats']) - -OVERVIEW_STATS = [ - 'couchdb.database_reads.value', - 'couchdb.database_writes.value', - 'couchdb.httpd.view_reads.value', - 'couchdb.httpd_request_methods.COPY.value', - 'couchdb.httpd_request_methods.DELETE.value', - 'couchdb.httpd_request_methods.GET.value', - 'couchdb.httpd_request_methods.HEAD.value', - 'couchdb.httpd_request_methods.OPTIONS.value', - 'couchdb.httpd_request_methods.POST.value', - 'couchdb.httpd_request_methods.PUT.value', - 'couchdb.httpd_status_codes.200.value', - 'couchdb.httpd_status_codes.201.value', - 'couchdb.httpd_status_codes.202.value', - 'couchdb.httpd_status_codes.204.value', - 'couchdb.httpd_status_codes.206.value', - 'couchdb.httpd_status_codes.301.value', - 'couchdb.httpd_status_codes.302.value', - 'couchdb.httpd_status_codes.304.value', - 'couchdb.httpd_status_codes.400.value', - 'couchdb.httpd_status_codes.401.value', - 'couchdb.httpd_status_codes.403.value', - 'couchdb.httpd_status_codes.404.value', - 'couchdb.httpd_status_codes.405.value', - 'couchdb.httpd_status_codes.406.value', - 'couchdb.httpd_status_codes.409.value', - 'couchdb.httpd_status_codes.412.value', - 'couchdb.httpd_status_codes.413.value', - 'couchdb.httpd_status_codes.414.value', - 'couchdb.httpd_status_codes.415.value', - 'couchdb.httpd_status_codes.416.value', - 'couchdb.httpd_status_codes.417.value', - 'couchdb.httpd_status_codes.500.value', - 'couchdb.httpd_status_codes.501.value', - 'couchdb.open_os_files.value', - 'couch_replicator.jobs.running.value', - 'couch_replicator.jobs.pending.value', - 'couch_replicator.jobs.crashed.value', -] - -SYSTEM_STATS = [ - 'context_switches', - 'run_queue', - 'ets_table_count', - 'reductions', - 'memory.atom', - 'memory.atom_used', - 'memory.binary', - 'memory.code', - 'memory.ets', - 'memory.other', - 'memory.processes', - 'io_input', - 'io_output', - 'os_proc_count', - 'process_count', - 'internal_replication_jobs' -] - -DB_STATS = [ - 'doc_count', - 'doc_del_count', - 'sizes.file', - 'sizes.external', - 'sizes.active' -] - -ORDER = [ - 'activity', - 'request_methods', - 'response_codes', - 'active_tasks', - 'replicator_jobs', - 'open_files', - 'db_sizes_file', - 'db_sizes_external', - 'db_sizes_active', - 'db_doc_counts', - 'db_doc_del_counts', - 'erlang_memory', - 'erlang_proc_counts', - 'erlang_peak_msg_queue', - 'erlang_reductions' -] - -CHARTS = { - 'activity': { - 'options': [None, 'Overall Activity', 'requests/s', - 'dbactivity', 'couchdb.activity', 'stacked'], - 'lines': [ - ['couchdb_database_reads', 'DB reads', 'incremental'], - ['couchdb_database_writes', 'DB writes', 'incremental'], - ['couchdb_httpd_view_reads', 'View reads', 'incremental'] - ] - }, - 'request_methods': { - 'options': [None, 'HTTP request methods', 'requests/s', - 'httptraffic', 'couchdb.request_methods', - 'stacked'], - 'lines': [ - ['couchdb_httpd_request_methods_COPY', 'COPY', 'incremental'], - ['couchdb_httpd_request_methods_DELETE', 'DELETE', 'incremental'], - ['couchdb_httpd_request_methods_GET', 'GET', 'incremental'], - ['couchdb_httpd_request_methods_HEAD', 'HEAD', 'incremental'], - ['couchdb_httpd_request_methods_OPTIONS', 'OPTIONS', - 'incremental'], - ['couchdb_httpd_request_methods_POST', 'POST', 'incremental'], - ['couchdb_httpd_request_methods_PUT', 'PUT', 'incremental'] - ] - }, - 'response_codes': { - 'options': [None, 'HTTP response status codes', 'responses/s', - 'httptraffic', 'couchdb.response_codes', - 'stacked'], - 'lines': [ - ['couchdb_httpd_status_codes_200', '200 OK', 'incremental'], - ['couchdb_httpd_status_codes_201', '201 Created', 'incremental'], - ['couchdb_httpd_status_codes_202', '202 Accepted', 'incremental'], - ['couchdb_httpd_status_codes_2xx', 'Other 2xx Success', - 'incremental'], - ['couchdb_httpd_status_codes_3xx', '3xx Redirection', - 'incremental'], - ['couchdb_httpd_status_codes_4xx', '4xx Client error', - 'incremental'], - ['couchdb_httpd_status_codes_5xx', '5xx Server error', - 'incremental'] - ] - }, - 'open_files': { - 'options': [None, 'Open files', 'files', 'ops', 'couchdb.open_files', 'line'], - 'lines': [ - ['couchdb_open_os_files', '# files', 'absolute'] - ] - }, - 'active_tasks': { - 'options': [None, 'Active task breakdown', 'tasks', 'ops', 'couchdb.active_tasks', 'stacked'], - 'lines': [ - ['activetasks_indexer', 'Indexer', 'absolute'], - ['activetasks_database_compaction', 'DB Compaction', 'absolute'], - ['activetasks_replication', 'Replication', 'absolute'], - ['activetasks_view_compaction', 'View Compaction', 'absolute'] - ] - }, - 'replicator_jobs': { - 'options': [None, 'Replicator job breakdown', 'jobs', 'ops', 'couchdb.replicator_jobs', 'stacked'], - 'lines': [ - ['couch_replicator_jobs_running', 'Running', 'absolute'], - ['couch_replicator_jobs_pending', 'Pending', 'absolute'], - ['couch_replicator_jobs_crashed', 'Crashed', 'absolute'], - ['internal_replication_jobs', 'Internal replication jobs', - 'absolute'] - ] - }, - 'erlang_memory': { - 'options': [None, 'Erlang VM memory usage', 'B', 'erlang', 'couchdb.erlang_vm_memory', 'stacked'], - 'lines': [ - ['memory_atom', 'atom', 'absolute'], - ['memory_binary', 'binaries', 'absolute'], - ['memory_code', 'code', 'absolute'], - ['memory_ets', 'ets', 'absolute'], - ['memory_processes', 'procs', 'absolute'], - ['memory_other', 'other', 'absolute'] - ] - }, - 'erlang_reductions': { - 'options': [None, 'Erlang reductions', 'count', 'erlang', 'couchdb.reductions', 'line'], - 'lines': [ - ['reductions', 'reductions', 'incremental'] - ] - }, - 'erlang_proc_counts': { - 'options': [None, 'Process counts', 'count', 'erlang', 'couchdb.proccounts', 'line'], - 'lines': [ - ['os_proc_count', 'OS procs', 'absolute'], - ['process_count', 'erl procs', 'absolute'] - ] - }, - 'erlang_peak_msg_queue': { - 'options': [None, 'Peak message queue size', 'count', 'erlang', 'couchdb.peakmsgqueue', - 'line'], - 'lines': [ - ['peak_msg_queue', 'peak size', 'absolute'] - ] - }, - # Lines for the following are added as part of check() - 'db_sizes_file': { - 'options': [None, 'Database sizes (file)', 'KiB', 'perdbstats', 'couchdb.db_sizes_file', 'line'], - 'lines': [] - }, - 'db_sizes_external': { - 'options': [None, 'Database sizes (external)', 'KiB', 'perdbstats', 'couchdb.db_sizes_external', 'line'], - 'lines': [] - }, - 'db_sizes_active': { - 'options': [None, 'Database sizes (active)', 'KiB', 'perdbstats', 'couchdb.db_sizes_active', 'line'], - 'lines': [] - }, - 'db_doc_counts': { - 'options': [None, 'Database # of docs', 'docs', - 'perdbstats', 'couchdb_db_doc_count', 'line'], - 'lines': [] - }, - 'db_doc_del_counts': { - 'options': [None, 'Database # of deleted docs', 'docs', 'perdbstats', 'couchdb_db_doc_del_count', 'line'], - 'lines': [] - } -} - - -class Service(UrlService): - def __init__(self, configuration=None, name=None): - UrlService.__init__(self, configuration=configuration, name=name) - self.order = ORDER - self.definitions = CHARTS - self.host = self.configuration.get('host', '127.0.0.1') - self.port = self.configuration.get('port', 5984) - self.node = self.configuration.get('node', 'couchdb@127.0.0.1') - self.scheme = self.configuration.get('scheme', 'http') - self.user = self.configuration.get('user') - self.password = self.configuration.get('pass') - try: - self.dbs = self.configuration.get('databases').split(' ') - except (KeyError, AttributeError): - self.dbs = list() - - def check(self): - if not (self.host and self.port): - self.error('Host is not defined in the module configuration file') - return False - try: - self.host = gethostbyname(self.host) - except gaierror as error: - self.error(str(error)) - return False - self.url = '{scheme}://{host}:{port}'.format(scheme=self.scheme, - host=self.host, - port=self.port) - stats = self.url + '/_node/{node}/_stats'.format(node=self.node) - active_tasks = self.url + '/_active_tasks' - system = self.url + '/_node/{node}/_system'.format(node=self.node) - self.methods = [METHODS(get_data=self._get_overview_stats, - url=stats, - stats=OVERVIEW_STATS), - METHODS(get_data=self._get_active_tasks_stats, - url=active_tasks, - stats=None), - METHODS(get_data=self._get_overview_stats, - url=system, - stats=SYSTEM_STATS), - METHODS(get_data=self._get_dbs_stats, - url=self.url, - stats=DB_STATS)] - # must initialise manager before using _get_raw_data - self._manager = self._build_manager() - self.dbs = [db for db in self.dbs - if self._get_raw_data(self.url + '/' + db)] - for db in self.dbs: - self.definitions['db_sizes_file']['lines'].append( - ['db_' + db + '_sizes_file', db, 'absolute', 1, 1000] - ) - self.definitions['db_sizes_external']['lines'].append( - ['db_' + db + '_sizes_external', db, 'absolute', 1, 1000] - ) - self.definitions['db_sizes_active']['lines'].append( - ['db_' + db + '_sizes_active', db, 'absolute', 1, 1000] - ) - self.definitions['db_doc_counts']['lines'].append( - ['db_' + db + '_doc_count', db, 'absolute'] - ) - self.definitions['db_doc_del_counts']['lines'].append( - ['db_' + db + '_doc_del_count', db, 'absolute'] - ) - return UrlService.check(self) - - def _get_data(self): - threads = list() - queue = Queue() - result = dict() - - for method in self.methods: - th = Thread(target=method.get_data, - args=(queue, method.url, method.stats)) - th.start() - threads.append(th) - - for thread in threads: - thread.join() - result.update(queue.get()) - - # self.info('couchdb result = ' + str(result)) - return result or None - - def _get_overview_stats(self, queue, url, stats): - raw_data = self._get_raw_data(url) - if not raw_data: - return queue.put(dict()) - data = loads(raw_data) - to_netdata = self._fetch_data(raw_data=data, metrics=stats) - if 'message_queues' in data: - to_netdata['peak_msg_queue'] = get_peak_msg_queue(data) - return queue.put(to_netdata) - - def _get_active_tasks_stats(self, queue, url, _): - taskdict = defaultdict(int) - taskdict["activetasks_indexer"] = 0 - taskdict["activetasks_database_compaction"] = 0 - taskdict["activetasks_replication"] = 0 - taskdict["activetasks_view_compaction"] = 0 - raw_data = self._get_raw_data(url) - if not raw_data: - return queue.put(dict()) - data = loads(raw_data) - for task in data: - taskdict["activetasks_" + task["type"]] += 1 - return queue.put(dict(taskdict)) - - def _get_dbs_stats(self, queue, url, stats): - to_netdata = {} - for db in self.dbs: - raw_data = self._get_raw_data(url + '/' + db) - if not raw_data: - continue - data = loads(raw_data) - for metric in stats: - value = data - metrics_list = metric.split('.') - try: - for m in metrics_list: - value = value[m] - except (KeyError, TypeError) as e: - self.debug('cannot process ' + metric + ' for ' + db - + ": " + str(e)) - continue - metric_name = 'db_{0}_{1}'.format(db, '_'.join(metrics_list)) - to_netdata[metric_name] = value - return queue.put(to_netdata) - - def _fetch_data(self, raw_data, metrics): - data = dict() - for metric in metrics: - value = raw_data - metrics_list = metric.split('.') - try: - for m in metrics_list: - value = value[m] - except (KeyError, TypeError) as e: - self.debug('cannot process ' + metric + ': ' + str(e)) - continue - # strip off .value from end of stat - if metrics_list[-1] == 'value': - metrics_list = metrics_list[:-1] - # sum up 3xx/4xx/5xx - if metrics_list[0:2] == ['couchdb', 'httpd_status_codes'] and \ - int(metrics_list[2]) > 202: - metrics_list[2] = '{0}xx'.format(int(metrics_list[2]) // 100) - if '_'.join(metrics_list) in data: - data['_'.join(metrics_list)] += value - else: - data['_'.join(metrics_list)] = value - else: - data['_'.join(metrics_list)] = value - return data - - -def get_peak_msg_queue(data): - maxsize = 0 - queues = data['message_queues'] - for queue in iter(queues.values()): - if isinstance(queue, dict) and 'count' in queue: - value = queue['count'] - elif isinstance(queue, int): - value = queue - else: - continue - maxsize = max(maxsize, value) - return maxsize |