Added support for routing table collection in discovery (#10182)

* Clean broken VRF lite code
* Change DB table for route discovery
* Add VRF simple support
* add port_id to db and discovery
* static-fy the translation arrays
* sort and search cleaning
* Sorting refactor and validation
* formatItem shortened
* Handle ifIndex==0 meaning no next hop defined (MPLS)
* Sync all create/updates
* purge in daily
* remove old route table
* get rid of inetCidrRouteNextHop_device_id
* fix wonky column orders
* add route snmprec
* fix sorting by interface
* Move to new config
* rename to route the new table
* Properly display ipv6 compressed addresses
* Translation before merge ./lnms translation:generate
* Update manifest

includes/functions.php

@@ -1323,6 +1323,14 @@ function convert_delay($delay)
     return($delay_sec);
 }
 
+function normalize_snmp_ip_address($data)
+{
+    // $data is received from snmpwalk, can be ipv4 xxx.xxx.xxx.xxx or ipv6 xx:xx:...:xx (16 chunks)
+    // ipv4 is returned unchanged, ipv6 is returned with one ':' removed out of two, like
+    //  xxxx:xxxx:...:xxxx (8 chuncks)
+    return (preg_replace('/([0-9a-fA-F]{2}):([0-9a-fA-F]{2})/', '\1\2', explode('%', $data, 2)[0]));
+}
+
 function guidv4($data)
 {
     // http://stackoverflow.com/questions/2040240/php-function-to-generate-v4-uuid#15875555