Basic Cumulus Linux support

includes/definitions.inc.php

@@ -240,6 +240,18 @@
 $config['os'][$os]['over'][2]['graph'] = 'device_mempool';
 $config['os'][$os]['over'][2]['text']  = 'Memory Usage';
 
+$os = 'cumulus';
+$config['os'][$os]['type']             = 'network';
+$config['os'][$os]['group']            = 'unix';
+$config['os'][$os]['text']             = 'Cumulus Linux';
+//$config['os'][$os]['icon']             = 'cumulus';
+$config['os'][$os]['over'][0]['graph'] = 'device_bits';
+$config['os'][$os]['over'][0]['text']  = 'Device Traffic';
+$config['os'][$os]['over'][1]['graph'] = 'device_processor';
+$config['os'][$os]['over'][1]['text']  = 'Processor Usage';
+$config['os'][$os]['over'][2]['graph'] = 'device_mempool';
+$config['os'][$os]['over'][2]['text']  = 'Memory Usage';
+
 // Other Unix-based OSes here please.
 $os = 'freebsd';
 $config['os'][$os]['type']  = 'server';

includes/discovery/os/linux.inc.php

@@ -64,6 +64,9 @@
             );
             register_mibs($device, $pktj_mibs, "include/discovery/os/linux.inc.php");
         }
+        else if (stristr($sysObjectId, 'cumulusMib') || strstr($sysObjectId, '.1.3.6.1.4.1.40310')) {
+            $os = 'cumulus';
+        }
         else {
             // Check for Synology DSM
             $hrSystemInitialLoadParameters = trim(snmp_get($device, 'HOST-RESOURCES-MIB::hrSystemInitialLoadParameters.0', '-Osqnv'));

includes/discovery/sensors/fanspeeds/lmsensors.inc.php

@@ -1,7 +1,7 @@
 <?php
 
 // LMSensors Fanspeeds
-if ($device['os'] == 'linux' || $device['os'] == 'pktj') {
+if ($device['os'] == 'linux' || $device['os'] == 'pktj' ||  $device['os'] == 'cumulus') {
     $oids = snmp_walk($device, 'lmFanSensorsDevice', '-OsqnU', 'LM-SENSORS-MIB');
     d_echo($oids."\n");
 

includes/discovery/sensors/temperatures/lm-sensors.inc.php

@@ -1,6 +1,6 @@
 <?php
 
-if ($device['os'] == 'linux' || $device['os'] == 'pktj') {
+if ($device['os'] == 'linux' || $device['os'] == 'pktj' || $device['os'] == 'cumulus') {
     $oids = snmp_walk($device, 'lmTempSensorsDevice', '-Osqn', 'LM-SENSORS-MIB');
     d_echo($oids."\n");
 

includes/discovery/sensors/voltages/linux.inc.php

@@ -1,7 +1,7 @@
 <?php
 
 // LMSensors Voltages
-if ($device['os'] == 'linux' || $device['os'] == 'pktj') {
+if ($device['os'] == 'linux' || $device['os'] == 'pktj' || $device['os'] == 'cumulus') {
     $oids = snmp_walk($device, 'lmVoltSensorsDevice', '-OsqnU', 'LM-SENSORS-MIB');
     d_echo($oids."\n");
 

mibs/CUMULUS-COUNTERS-MIB

@@ -0,0 +1,124 @@
+CUMULUS-COUNTERS-MIB DEFINITIONS ::= BEGIN
+
+--
+-- Top-level infrastructure of the Cumulus enterprise MIB tree
+--
+
+IMPORTS
+    OBJECT-TYPE, NOTIFICATION-TYPE, MODULE-IDENTITY,
+    enterprises, Counter32	        FROM SNMPv2-SMI
+    InterfaceIndex, ifIndex	        FROM IF-MIB
+    DateAndTime, DisplayString,
+    cumulusMib                          FROM CUMULUS-SNMP-MIB
+    TEXTUAL-CONVENTION 			FROM SNMPv2-TC;
+
+
+--
+--  Cumulus enterprise-specific counters
+--
+
+sysSpecificCounters       OBJECT IDENTIFIER ::= { cumulusMib 2 }
+
+-- the discardCounters group
+
+-- The discardCounters group lists certain selected detailed discard
+-- counters, counters that are not called out in standard MIBs.
+
+discardCounters		OBJECT IDENTIFIER ::= {sysSpecificCounters 1}
+
+discardCountersTable OBJECT-TYPE
+    SYNTAX      SEQUENCE OF DiscardCountersEntry
+    MAX-ACCESS  not-accessible
+    STATUS      current
+    DESCRIPTION
+	"This table breaks out ingress packet discards into more
+	reason-specific discard counters."
+    ::= { discardCounters 1 }
+
+discardCountersEntry OBJECT-TYPE
+    SYNTAX      DiscardCountersEntry
+    MAX-ACCESS  not-accessible
+    STATUS      current
+    DESCRIPTION
+	"Reason-specific ingress discard counters indexed by ifIndex"
+    INDEX { ifIndex }
+    ::= { discardCountersTable 1 }
+
+--
+-- The counters are all Counter32 instead of Counter64 because of
+-- limitations in the pass persist protocol.
+--
+
+DiscardCountersEntry ::=
+	SEQUENCE {
+		portName                DisplayString,
+		l3v4InDiscards		Counter32,
+		bufferOverflowDiscards	Counter32,
+		l3AclDiscards		Counter32,
+		egressQOverflowDiscards Counter32,
+		egressNonQDiscards      Counter32
+	}
+
+	portName OBJECT-TYPE
+	    SYNTAX      DisplayString
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Port name"
+	    ::= { discardCountersEntry 1 }
+
+
+	l3v4InDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of inbound IPv4 packets discarded
+		by the routing engine."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 2 }
+
+	bufferOverflowDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of inbound packets discarded due to
+		ingress buffer overflow."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 3 }
+
+	l3AclDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of inbound IPv4 packets discarded
+		due to ingress ACL table."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 4 }
+
+	egressQOverflowDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Number of packets discarded due to egress queue overflow."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 6 }
+
+	egressNonQDiscards OBJECT-TYPE
+	    SYNTAX      Counter32
+	    MAX-ACCESS  read-only
+	    STATUS      current
+	    DESCRIPTION
+		"Total number of packets discarded on egress due to reasons
+                reasons other than queue overflow. With IF MIB's ifOutDiscards
+                not accounting for certain specific drops, this one accounts
+	        for drops seen in the egress pipeline of the system that were
+                not because of egress queue overflow drops."
+	    DEFVAL { 0 }
+	    ::= { discardCountersEntry 7 }
+
+END
+