Add SNMP datagram parsing support.

This supports parsing of SNMPv1 (RFC 1157), SNMPv2 (RFC 1901/3416), and
SNMPv2 (RFC 3412).  An event is raised for each SNMP PDU type, though
there's not currently any event handlers for them and not a default
snmp.log either.  However, simple presence of SNMP is currently visible
now in conn.log service field and known_services.log.
This commit is contained in:
Jon Siwek 2014-02-18 14:41:32 -06:00
parent ba81aa4387
commit a0c06a957b
38 changed files with 2345 additions and 8 deletions

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# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv1_get.pcap %INPUT $SCRIPTS/snmp-test.bro >out1
# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv1_get_short.pcap %INPUT $SCRIPTS/snmp-test.bro >out2
# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv1_set.pcap %INPUT $SCRIPTS/snmp-test.bro >out3
# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv1_trap.pcap %INPUT $SCRIPTS/snmp-test.bro >out4
# @TEST-EXEC: btest-diff out1
# @TEST-EXEC: btest-diff out2
# @TEST-EXEC: btest-diff out3
# @TEST-EXEC: btest-diff out4
@load base/protocols/snmp

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# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv2_get.pcap %INPUT $SCRIPTS/snmp-test.bro >out1
# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv2_get_bulk.pcap %INPUT $SCRIPTS/snmp-test.bro >out2
# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv2_get_next.pcap %INPUT $SCRIPTS/snmp-test.bro >out3
# @TEST-EXEC: btest-diff out1
# @TEST-EXEC: btest-diff out2
# @TEST-EXEC: btest-diff out3
@load base/protocols/snmp

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# @TEST-EXEC: bro -b -r $TRACES/snmp/snmpv3_get_next.pcap %INPUT $SCRIPTS/snmp-test.bro >out1
# @TEST-EXEC: btest-diff out1
@load base/protocols/snmp