Zabbix preprocessing

Get data from a file

Item

vfs.file.contents[/some/file]

regular expression

([0-9]+)\s+([0-9]+)\s+([0-9x]+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\s+([0-9]+)\n 
[\4, \5, \6, \7]

LLD

LLD with javascript and CSV to JSON

Regular expression

^ *(node0 .*)     \1

Javascript

var s=value.trim().split(/\s+/);
   var len = s.length;
   var ret = "{#NODE}";
   for ( i = 0;i < len;i++) {
       ret = ret + "\n";
       ret = ret + i;
   }
 return ret;

CSV to JSON

With header