bind_rndc: incoming/outgoing queries charts added
Ilya committed
Jan 6, 2017 at 13:19 UTC
d07f3aa1dbb34ee87c564bbfdb739534e8271096
1 file changed
+39
-20
python.d/bind_rndc.chart.py
+39
-20
@@ -13,6 +13,10 @@ retries = 60
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update_every = 30
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DIRECTORIES = ['/bin/', '/usr/bin/', '/sbin/', '/usr/sbin/']
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+NMS = ['requests', 'responses', 'success', 'auth_answer', 'nonauth_answer', 'nxrrset', 'failure',
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+ 'nxdomain', 'recursion', 'duplicate', 'rejections']
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+QUERIES = ['RESERVED0', 'A', 'NS', 'CNAME', 'SOA', 'PTR', 'MX', 'TXT', 'X25', 'AAAA', 'SRV', 'NAPTR',
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+ 'A6', 'DS', 'RRSIG', 'DNSKEY', 'SPF', 'ANY', 'DLV']
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class Service(SimpleService):
@@ -23,7 +27,7 @@ class Service(SimpleService):
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# self.options = ['Incoming Requests', 'Incoming Queries', 'Outgoing Queries',
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# 'Name Server Statistics', 'Zone Maintenance Statistics', 'Resolver Statistics',
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# 'Cache DB RRsets', 'Socket I/O Statistics']
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- self.options = ['Name Server Statistics']
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+ self.options = ['Name Server Statistics', 'Incoming Queries', 'Outgoing Queries']
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self.regex_options = [r'(%s(?= \+\+)) \+\+([^\+]+)' % option for option in self.options]
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try:
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self.rndc = [''.join([directory, 'rndc']) for directory in DIRECTORIES
@@ -32,13 +36,12 @@ class Service(SimpleService):
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self.rndc = False
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def check(self):
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-
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- # We cant start without 'rndc' command
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+ # We cant start without 'rndc' command
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if not self.rndc:
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self.error('Command "rndc" not found')
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return False
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- # We cant if stats file is not exist or not readable by netdata user
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+ # We cant start if stats file is not exist or not readable by netdata user
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if not is_accessible(self.named_stats_path, R_OK):
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self.error('Cannot access file %s' % self.named_stats_path)
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return False
@@ -72,7 +75,6 @@ class Service(SimpleService):
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return False
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def _get_raw_data(self):
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-
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"""
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Run 'rndc stats' and read last dump from named.stats
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:return: tuple(
@@ -102,7 +104,6 @@ class Service(SimpleService):
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return result, current_size
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def _get_data(self):
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-
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"""
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Parse data from _get_raw_data()
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:return: dict
@@ -115,14 +116,23 @@ class Service(SimpleService):
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rndc_stats = dict()
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+ # Result: dict.
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+ # topic = Cache DB RRsets; body = A 178303 NS 86790 ... ; desc = A; value = 178303
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+ # {'Cache DB RRsets': [('A', 178303), ('NS', 286790), ...],
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+ # {Incoming Queries': [('RESERVED0', 8), ('A', 4557317680), ...],
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+ # ......
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for regex in self.regex_options:
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- rndc_stats.update({k: [(y, int(x)) for x, y in self.regex_values.findall(v)]
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- for k, v in findall(regex, raw_data)})
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+ rndc_stats.update({topic: [(desc, int(value)) for value, desc in self.regex_values.findall(body)]
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+ for topic, body in findall(regex, raw_data)})
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nms = dict(rndc_stats.get('Name Server Statistics', []))
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+ inc_queries = {'i' + k: 0 for k in QUERIES}
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+ inc_queries.update({'i' + k: v for k, v in rndc_stats.get('Incoming Queries', [])})
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+ out_queries = {'o' + k: 0 for k in QUERIES}
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+ out_queries.update({'o' + k: v for k, v in rndc_stats.get('Outgoing Queries', [])})
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+
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to_netdata = dict()
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-
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to_netdata['requests'] = sum([v for k, v in nms.items() if 'request' in k and 'received' in k])
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to_netdata['responses'] = sum([v for k, v in nms.items() if 'responses' in k and 'sent' in k])
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to_netdata['success'] = nms.get('queries resulted in successful answer', 0)
@@ -136,26 +146,35 @@ class Service(SimpleService):
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to_netdata['rejections'] = nms.get('recursive queries rejected', 0)
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to_netdata['stats_size'] = size
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+ to_netdata.update(inc_queries)
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+ to_netdata.update(out_queries)
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return to_netdata
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def create_charts(self):
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-
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- self.order = ['stats_size', 'bind_stats']
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+ self.order = ['stats_size', 'bind_stats', 'incoming_q', 'outgoing_q']
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self.definitions = {
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'bind_stats': {
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- 'options': [None, 'Name Server Statistics', 'stats', 'NS Statistics', 'bind_rndc.stats', 'line'],
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+ 'options': [None, 'Name Server Statistics', 'stats', 'Name Server Statistics', 'bind_rndc.stats', 'line'],
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'lines': [
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- ["requests", None, "incremental"], ["responses", None, "incremental"],
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- ["success", None, "incremental"], ["auth_answer", None, "incremental"],
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- ["nonauth_answer", None, "incremental"], ["nxrrset", None, "incremental"],
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- ["failure", None, "incremental"], ["nxdomain", None, "incremental"],
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- ["recursion", None, "incremental"], ["duplicate", None, "incremental"],
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- ["rejections", None, "incremental"]
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]},
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- 'stats_size': {
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- 'options': [None, '%s file size' % split(self.named_stats_path)[1].capitalize(), 'megabyte',
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+ 'incoming_q': {
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+ 'options': [None, 'Incoming queries', 'queries','Incoming queries', 'bind_rndc.incq', 'line'],
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+ 'lines': [
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+ ]},
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+ 'outgoing_q': {
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+ 'options': [None, 'Outgoing queries', 'queries','Outgoing queries', 'bind_rndc.outq', 'line'],
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+ 'lines': [
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+ ]},
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+ 'stats_size': {
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+ 'options': [None, '%s file size' % split(self.named_stats_path)[1].capitalize(), 'megabytes',
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'%s size' % split(self.named_stats_path)[1].capitalize(), 'bind_rndc.size', 'line'],
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'lines': [
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["stats_size", None, "absolute", 1, 1048576]
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]}
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}
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+ for elem in QUERIES:
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+ self.definitions['incoming_q']['lines'].append(['i' + elem, elem, 'incremental'])
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+ self.definitions['outgoing_q']['lines'].append(['o' + elem, elem, 'incremental'])
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+
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+ for elem in NMS:
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+ self.definitions['bind_stats']['lines'].append([elem, None, 'incremental'])