From a85a827ff03e08e6de20dc8134e3974c87a8186b Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Thu, 1 Oct 2020 10:35:02 +0200
Subject: unifi: SNMP setup.

---
 .../plays/templates/ops-server/telegraf.conf.j2    | 96 ++++++++++------------
 1 file changed, 44 insertions(+), 52 deletions(-)

(limited to 'ansible/plays/templates/ops-server/telegraf.conf.j2')

diff --git a/ansible/plays/templates/ops-server/telegraf.conf.j2 b/ansible/plays/templates/ops-server/telegraf.conf.j2
index e973358..61f9279 100644
--- a/ansible/plays/templates/ops-server/telegraf.conf.j2
+++ b/ansible/plays/templates/ops-server/telegraf.conf.j2
@@ -2,83 +2,75 @@
   urls = ["$INFLUX_URL"]
   skip_database_creation = false
 
-{% for ap in aps %}
-# Access point: {{ ap.name }}
+# snmpget -v 3 -u $username -a SHA -A $password -l authPriv -x AES -X $password 192.168.10.21 RFC1213-MIB::sysName.0
+
+{% for device in devices %}
+# Device: {{ device.name }}, type: {{ device.type }}
 
 [[inputs.snmp]]
-  agents = [ "{{ ap.ip }}" ]
+  agents = [ "{{ device.ip }}" ]
+{# Some MIBs are missing over v3 #}
+{% if true %}
   version = 2
   community = "public"
+{% else %}
+  version = 3
+  sec_name = "{{ '{{' }} unifi_snmp_username }}"
+  auth_protocol = "SHA"
+  auth_password = "{{ '{{' }} unifi_snmp_password }}"
+  sec_level = "authPriv"
+  priv_protocol = "AES"
+  priv_password = "{{ '{{' }} unifi_snmp_password }}"
   interval = "60s"
   timeout = "30s"
+{% endif %}
 
-# meta information
-# this will be added automatically as a tag to the next snmp.table
 [[inputs.snmp.field]]
   oid = "RFC1213-MIB::sysName.0"
-  name = "ap_name"
+  name = "name"
   is_tag = true
 
 [[inputs.snmp.field]]
   oid = "RFC1213-MIB::sysLocation.0"
-  name = "ap_location"
+  name = "location"
   is_tag = true
 
-# table
 [[inputs.snmp.table]]
-# Using the oid here will query all fields automatically!
-# Be careful when using the oid on inputs.snmp.table as this will
-# produce a lot of information
-# oid = "IF-MIB::ifXTable"
-  name = "unifi_ap_if"
-  inherit_tags = ["ap_name", "ap_location"]
-
-# fields
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifName"
-  name = "name"
-  is_tag = true
+  oid = "IF-MIB::ifXTable"
+  name = "snmp_if_iftable"
+  inherit_tags = ["name", "location"]
 
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifOperStatus"
-  name = "status"
-  is_tag = true
-
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifAlias"
-  name = "ifAlias"
-  is_tag = true
+{% if device.type == "ap" %}
+[[inputs.snmp.table]]
+  oid = "UBNT-UniFi-MIB::unifiRadioTable"
+  name = "unifi_radio"
+  index_as_tag = true
+  inherit_tags = ["name", "location"]
 
+[[inputs.snmp.table]]
+  oid = "UBNT-UniFi-MIB::unifiVapTable"
+  name = "unifi_vap"
+  index_as_tag = true
+  inherit_tags = ["name", "location"]
+{% endif %}
+
+# SNMP Fields that should be tags
+{% for f in [ "ifName", "ifLinkUpDownTrapEnable", "ifHighSpeed", "ifPromiscuousMode", "ifConnectorPresent", "ifAlias", "ifCounterDiscontinuityTime" ] %}
 [[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifPromiscuousMode"
-  name = "promiscuous_mode"
+  oid = "IF-MIB::{{ f }}"
   is_tag = true
+{% endfor %}
 
+{% for f in [ "unifiRadioName", "unifiRadioRadio", "unifiRadioOtherBss" ] %}
 [[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifConnectorPresent"
-  name = "has_connector"
+  oid = "UBNT-UniFi-MIB::{{ f }}"
   is_tag = true
+{% endfor %}
 
+{% for f in [ "unifiVapBssId", "unifiVapCcq", "unifiVapEssId", "unifiVapName", "unifiVapRadio", "unifiVapUp", "unifiVapUsage" ] %}
 [[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifPhysAddress"
-  name = "mac"
-  conversion = "hwaddr"
+  oid = "UBNT-UniFi-MIB::{{ f }}"
   is_tag = true
-
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifHCInOctets"
-  name = "rx_bytes"
-
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifHCInUcastPkts"
-  name = "rx_ucast_pkt"
-
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifHCOutOctets"
-  name = "tx_bytes"
-
-[[inputs.snmp.table.field]]
-  oid = "IF-MIB::ifHCOutUcastPkts"
-  name = "tx_ucast_pkt"
+{% endfor %}
 
 {% endfor %}
-- 
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