From 2b3e887019e6a025336a24397d7921e63977478e Mon Sep 17 00:00:00 2001
From: Erik Reid <erik.reid@geant.org>
Date: Tue, 26 May 2020 20:37:37 +0200
Subject: [PATCH] utility for checking snmp agent configs on routers
---
test/data/check-snmp-agent-configs.py | 64 +++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
create mode 100644 test/data/check-snmp-agent-configs.py
diff --git a/test/data/check-snmp-agent-configs.py b/test/data/check-snmp-agent-configs.py
new file mode 100644
index 00000000..e91061e8
--- /dev/null
+++ b/test/data/check-snmp-agent-configs.py
@@ -0,0 +1,64 @@
+from inventory_provider.tasks.common import get_current_redis
+from inventory_provider import config
+from lxml import etree
+import socket
+
+COLLECTORS = [
+ 'prod-noc-alarms01.geant.org',
+ 'prod-noc-alarms02.geant.org',
+ 'prod-noc-alarms03.geant.org',
+ 'uat-noc-alarms01.geant.org',
+ 'uat-noc-alarms02.geant.org',
+ 'uat-noc-alarms03.geant.org',
+ 'test-noc-alarms01.geant.org',
+ 'test-noc-alarms02.geant.org',
+ 'test-noc-alarms03.geant.org'
+]
+
+def v4_address(hostname):
+ for a in socket.getaddrinfo(hostname, None):
+ (family, type, proto, canonname, sockaddr) = a
+ if family != socket.AF_INET:
+ continue
+ if type != socket.SOCK_DGRAM:
+ continue
+ return sockaddr[0]
+ assert False, 'not resolveable'
+
+ADDRESS = dict([(c, v4_address(c)) for c in COLLECTORS])
+
+with open('config-sentinel.json') as f:
+ params = config.load(f)
+
+
+
+def agent_addresses(netconf_string):
+ doc = etree.fromstring(netconf_string)
+ return doc.xpath('//configuration/snmp/trap-group/targets/name/text()')
+
+
+columns = [''] + COLLECTORS
+print(','.join(columns))
+columns = [''] + [ADDRESS[c] for c in COLLECTORS]
+print(','.join(columns))
+
+def _c(b):
+ return '+' if b else 'MISSING'
+
+r = get_current_redis(params)
+for k in r.scan_iter('netconf:*'):
+ k = k.decode('utf-8')
+
+ router = k[len('netconf:'):]
+ columns = [router]
+
+ data = r.get(k).decode('utf-8')
+ agents = agent_addresses(data)
+
+ columns += [_c(ADDRESS[c] in agents) for c in COLLECTORS]
+ print(','.join(columns))
+ # # print(k)
+ # # print(etree.pretty_print(netconf_doc))
+ # break
+
+
--
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