update Suricata DHCP parser to set server.address

This commit is contained in:
Doug Burks
2023-01-30 15:57:47 -05:00
parent 48401f6a3f
commit 17bcf50ccb

View File

@@ -1,15 +1,17 @@
{
"description" : "suricata.dhcp",
"processors" : [
{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_missing": true } },
{ "rename": { "field": "message2.app_proto", "target_field": "network.protocol", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.assigned_ip", "target_field": "dhcp.assigned_ip", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_ip", "target_field": "client.address", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_mac", "target_field": "host.mac", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.dhcp_type", "target_field": "dhcp.message_types", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.hostname", "target_field": "host.hostname", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.type", "target_field": "dhcp.type", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.id", "target_field": "dhcp.id", "ignore_missing": true } },
{ "rename": { "field": "message2.proto", "target_field": "network.transport", "ignore_missing": true } },
{ "rename": { "field": "message2.app_proto", "target_field": "network.protocol", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.assigned_ip", "target_field": "dhcp.assigned_ip", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_ip", "target_field": "client.address", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.client_mac", "target_field": "host.mac", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.dhcp_type", "target_field": "dhcp.message_types", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.hostname", "target_field": "host.hostname", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.type", "target_field": "dhcp.type", "ignore_missing": true } },
{ "rename": { "field": "message2.dhcp.id", "target_field": "dhcp.id", "ignore_missing": true } },
{ "set": { "if": "ctx.dhcp?.type == 'request'", "field": "server.address", "value": "{{destination.ip}}" } },
{ "set": { "if": "ctx.dhcp?.type == 'reply'", "field": "server.address", "value": "{{source.ip}}" } },
{ "pipeline": { "name": "common" } }
]
}