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48 lines
1.5 KiB
Bash
48 lines
1.5 KiB
Bash
#!/bin/bash
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ZABBIX_TRAPS_FILE="/var/lib/zabbix/snmptraps/snmptraps.log"
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ZBX_SNMP_TRAP_DATE_FORMAT=${ZBX_SNMP_TRAP_DATE_FORMAT:-"+%Y%m%d.%H%M%S"}
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ZBX_SNMP_TRAP_FORMAT=${ZBX_SNMP_TRAP_FORMAT:-"\n"}
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ZBX_SNMP_TRAP_USE_DNS=${ZBX_SNMP_TRAP_USE_DNS:-"false"}
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date=$(date "$ZBX_SNMP_TRAP_DATE_FORMAT")
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# The name of the host that sent the notification, as determined by gethostbyaddr(3).
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# In fact this line is irrelevant and useless since snmptrapd basically attempts to
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# perform reverse name lookup for the transport address (see below).
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# In case of failure it will print "<UNKNOWN>"
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read host
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# The transport address, like "[UDP: [172.16.10.12]:23456->[10.150.0.8]]"
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read sender
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# The first OID should always be SNMPv2-MIB::sysUpTime.0
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#read uptime
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# the second should be SNMPv2-MIB::snmpTrapOID.0
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#read trapoid
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# The remaining lines will contain the payload varbind list. For SNMPv1 traps, the final OID will be SNMPv2-MIB::snmpTrapEnterprise.0.
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vars=
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while read oid val
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do
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if [ "$vars" = "" ]
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then
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vars="$oid = $val"
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else
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vars="$vars$ZBX_SNMP_TRAP_FORMAT$oid = $val"
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fi
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if [[ "$oid" =~ snmpTrapAddress\.0 ]] || [[ "$oid" =~ 1\.3\.6\.1\.6\.3\.18\.1\.3\.0 ]]; then
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trap_address=$val
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fi
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done
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[[ ${sender} =~ \[(.*?)\].*\-\> ]] && sender_addr=${BASH_REMATCH[1]}
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! [ -z $trap_address ] && sender_addr=$trap_address
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[[ "$ZBX_SNMP_TRAP_USE_DNS" == "true" ]] && ! [[ ${host} =~ \[(.*?)\].*\-\> ]] && sender_addr=$host
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echo -e "$date ZBXTRAP $sender_addr$ZBX_SNMP_TRAP_FORMAT$sender$ZBX_SNMP_TRAP_FORMAT$vars" >> $ZABBIX_TRAPS_FILE
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