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-rw-r--r--collectors/python.d.plugin/dovecot/dovecot.chart.py143
1 files changed, 143 insertions, 0 deletions
diff --git a/collectors/python.d.plugin/dovecot/dovecot.chart.py b/collectors/python.d.plugin/dovecot/dovecot.chart.py
new file mode 100644
index 0000000..dfaef28
--- /dev/null
+++ b/collectors/python.d.plugin/dovecot/dovecot.chart.py
@@ -0,0 +1,143 @@
+# -*- coding: utf-8 -*-
+# Description: dovecot netdata python.d module
+# Author: Pawel Krupa (paulfantom)
+# SPDX-License-Identifier: GPL-3.0-or-later
+
+from bases.FrameworkServices.SocketService import SocketService
+
+UNIX_SOCKET = '/var/run/dovecot/stats'
+
+ORDER = [
+ 'sessions',
+ 'logins',
+ 'commands',
+ 'faults',
+ 'context_switches',
+ 'io',
+ 'net',
+ 'syscalls',
+ 'lookup',
+ 'cache',
+ 'auth',
+ 'auth_cache'
+]
+
+CHARTS = {
+ 'sessions': {
+ 'options': [None, 'Dovecot Active Sessions', 'number', 'sessions', 'dovecot.sessions', 'line'],
+ 'lines': [
+ ['num_connected_sessions', 'active sessions', 'absolute']
+ ]
+ },
+ 'logins': {
+ 'options': [None, 'Dovecot Logins', 'number', 'logins', 'dovecot.logins', 'line'],
+ 'lines': [
+ ['num_logins', 'logins', 'absolute']
+ ]
+ },
+ 'commands': {
+ 'options': [None, 'Dovecot Commands', 'commands', 'commands', 'dovecot.commands', 'line'],
+ 'lines': [
+ ['num_cmds', 'commands', 'absolute']
+ ]
+ },
+ 'faults': {
+ 'options': [None, 'Dovecot Page Faults', 'faults', 'page faults', 'dovecot.faults', 'line'],
+ 'lines': [
+ ['min_faults', 'minor', 'absolute'],
+ ['maj_faults', 'major', 'absolute']
+ ]
+ },
+ 'context_switches': {
+ 'options': [None, 'Dovecot Context Switches', 'switches', 'context switches', 'dovecot.context_switches',
+ 'line'],
+ 'lines': [
+ ['vol_cs', 'voluntary', 'absolute'],
+ ['invol_cs', 'involuntary', 'absolute']
+ ]
+ },
+ 'io': {
+ 'options': [None, 'Dovecot Disk I/O', 'KiB/s', 'disk', 'dovecot.io', 'area'],
+ 'lines': [
+ ['disk_input', 'read', 'incremental', 1, 1024],
+ ['disk_output', 'write', 'incremental', -1, 1024]
+ ]
+ },
+ 'net': {
+ 'options': [None, 'Dovecot Network Bandwidth', 'kilobits/s', 'network', 'dovecot.net', 'area'],
+ 'lines': [
+ ['read_bytes', 'read', 'incremental', 8, 1000],
+ ['write_bytes', 'write', 'incremental', -8, 1000]
+ ]
+ },
+ 'syscalls': {
+ 'options': [None, 'Dovecot Number of SysCalls', 'syscalls/s', 'system', 'dovecot.syscalls', 'line'],
+ 'lines': [
+ ['read_count', 'read', 'incremental'],
+ ['write_count', 'write', 'incremental']
+ ]
+ },
+ 'lookup': {
+ 'options': [None, 'Dovecot Lookups', 'number/s', 'lookups', 'dovecot.lookup', 'stacked'],
+ 'lines': [
+ ['mail_lookup_path', 'path', 'incremental'],
+ ['mail_lookup_attr', 'attr', 'incremental']
+ ]
+ },
+ 'cache': {
+ 'options': [None, 'Dovecot Cache Hits', 'hits/s', 'cache', 'dovecot.cache', 'line'],
+ 'lines': [
+ ['mail_cache_hits', 'hits', 'incremental']
+ ]
+ },
+ 'auth': {
+ 'options': [None, 'Dovecot Authentications', 'attempts', 'logins', 'dovecot.auth', 'stacked'],
+ 'lines': [
+ ['auth_successes', 'ok', 'absolute'],
+ ['auth_failures', 'failed', 'absolute']
+ ]
+ },
+ 'auth_cache': {
+ 'options': [None, 'Dovecot Authentication Cache', 'number', 'cache', 'dovecot.auth_cache', 'stacked'],
+ 'lines': [
+ ['auth_cache_hits', 'hit', 'absolute'],
+ ['auth_cache_misses', 'miss', 'absolute']
+ ]
+ }
+}
+
+
+class Service(SocketService):
+ def __init__(self, configuration=None, name=None):
+ SocketService.__init__(self, configuration=configuration, name=name)
+ self.order = ORDER
+ self.definitions = CHARTS
+ self.host = None # localhost
+ self.port = None # 24242
+ self.unix_socket = UNIX_SOCKET
+ self.request = 'EXPORT\tglobal\r\n'
+
+ def _get_data(self):
+ """
+ Format data received from socket
+ :return: dict
+ """
+ try:
+ raw = self._get_raw_data()
+ except (ValueError, AttributeError):
+ return None
+
+ if raw is None:
+ self.debug('dovecot returned no data')
+ return None
+
+ data = raw.split('\n')[:2]
+ desc = data[0].split('\t')
+ vals = data[1].split('\t')
+ ret = dict()
+ for i, _ in enumerate(desc):
+ try:
+ ret[str(desc[i])] = int(vals[i])
+ except ValueError:
+ continue
+ return ret or None