Sensors - Allow changing RRD type in YAML and PHP sensor discovery (#14208)

* new row variant

* syntax

* syntax

* DB

* syntax

* schema

* test

* allAdvaTests

* Tests

* Tests

* Tests

* missingMigration

* missingMigration

* Tests

* Tests

* Tests

* Tests

* tests

* tests

* tests

* tests

* tests

* test

* fix_Aos7

* fix snmprec arista

* fix snmprec arista

* fix snmprec arista

* tests

* merge_fix

* aos7 backslash

* aos7

* more

* more

* defaultValue

* arista

* typehint

* tests

* tests

* voss

* aos7

* aos7

* aos7

* testWithoutarista-mos_metamux48-c-0-16.json

* tests

* ciscosb

* new tests with 2004 and only sensors module

* adding wireless module again

* adding wireless module again (cont)

* airos

* aos7

* arista

* arista

* bdcom

* fortigate

* fortigate

* fortigate

* ftos

* ftos

* tests on 1804

* tests once more

* tests once more, cont

* tests once more, cont

* tests once more, cont

* tests once more, cont

* tests once more, cont

* more

* bdcom

* comware

* edgeosolt

* enexus

* arista-mos

* removeAristaAgain

* ies500_manual_edit

* ies500_manual_edit

* mni

* volius

* zywal

* manually imported arista-mos

* manually imported arista-mos

* arista-mos test is triggering something ...

* restoreArista

* tests

* tests

* aristamos

* ies52xxM_4206.json

* revert linux_supermicro.json

* revert linux_supermicro.json

* benuos

* fortiadc

* rnx-updu

includes/html/functions.inc.php

@@ -1160,6 +1160,11 @@ function get_sensor_label_color($sensor, $type = 'sensors')
         return "<span class='label $label_style'>" . trim($sensor['sensor_current']) . ' ' . $unit . '</span>';
     }
 
+    if (in_array($sensor['rrd_type'], ['COUNTER', 'DERIVE', 'DCOUNTER', 'DDERIVE'])) {
+        //compute and display an approx rate for this sensor
+        return "<span class='label $label_style'>" . trim(Number::formatSi(max(0, $sensor['sensor_current'] - $sensor['sensor_prev']) / Config::get('rrd.step', 300), 2, 3, $unit)) . '</span>';
+    }
+
     if ($type == 'wireless' && $sensor['sensor_class'] == 'frequency') {
         return "<span class='label $label_style'>" . trim(Number::formatSi($sensor['sensor_current'] * 1000000, 2, 3, 'Hz')) . '</span>';
     }