Added health metric for highest usage value for Cisco ASA (librenms#17700)

* Update asa.yaml

* Update asa.yaml

* Create sensor-count-asa-currentInUseConnections.inc.php

* Minor ASA device modifications

Delete the old asa_connecions reference from over section

* Delete sensor-count-asa-currentInUseConnections.inc.php

* Minor ASA device modifications

* Minor ASA device modifications

* new test data

* Update discovery yaml

Author: kakohegyi

resources/definitions/os_detection/asa.yaml

@@ -7,7 +7,6 @@ icon: cisco
 over:
     - { graph: device_bits, text: 'Device Traffic' }
     - { graph: device_processor, text: 'CPU Usage' }
-    - { graph: device_asa_conns, text: 'Connections' }
 poller_modules:
     applications: false
     bgp-peers: false

resources/definitions/os_discovery/asa.yaml

@@ -52,9 +52,14 @@ modules:
                     descr: 'Active Webvpn sessions'
                     index: crasWebvpnNumSessions.{{ $index }}
                 -
-                    oid: CISCO-FIREWALL-MIB::cfwConnectionStatValue
+                    oid: CISCO-FIREWALL-MIB::cfwConnectionStatValue.protoIp.currentInUse
                     value: CISCO-FIREWALL-MIB::cfwConnectionStatValue
-                    num_oid: '.1.3.6.1.4.1.9.9.147.1.2.2.2.1.5.{{ $index }}'
+                    num_oid: '.1.3.6.1.4.1.9.9.147.1.2.2.2.1.5.40.6'
                     descr: 'Current In Use Connections'
-                    index: cfwConnectionStatValue.{{ $index }}
-                    snmp_flags: ['-OtbeQUSa']
+                    index: currentInUse
+                -
+                    oid: CISCO-FIREWALL-MIB::cfwConnectionStatValue.protoIp.high
+                    value: CISCO-FIREWALL-MIB::cfwConnectionStatValue
+                    num_oid: '.1.3.6.1.4.1.9.9.147.1.2.2.2.1.5.40.7'
+                    descr: 'Highest Connections'
+                    index: high