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default.yml
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default.yml
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---
description: Pipeline for parsing fortinet firewall logs
processors:
- set:
field: event.ingested
value: '{{_ingest.timestamp}}'
- grok:
field: message
patterns:
- '%{SYSLOG5424PRI}%{GREEDYDATA:syslog5424_sd}$'
- kv:
field: syslog5424_sd
field_split: " (?=[a-z\\_\\-]+=)"
value_split: "="
prefix: "fortinet.firewall."
ignore_missing: true
ignore_failure: false
trim_value: "\""
- set:
field: observer.vendor
value: Fortinet
- set:
field: observer.product
value: Fortigate
- set:
field: observer.type
value: firewall
- set:
field: event.module
value: fortinet
- set:
field: event.dataset
value: fortinet.firewall
- set:
field: event.timezone
value: "{{fortinet.firewall.tz}}"
ignore_empty_value: true
- set:
field: _temp.time
value: "{{fortinet.firewall.date}} {{fortinet.firewall.time}} {{fortinet.firewall.tz}}"
if: "ctx.fortinet?.firewall?.tz != null"
- set:
field: _temp.time
value: "{{fortinet.firewall.date}} {{fortinet.firewall.time}}"
if: "ctx.fortinet?.firewall?.tz == null"
- date:
field: _temp.time
target_field: "@timestamp"
formats:
- yyyy-MM-dd HH:mm:ss
- yyyy-MM-dd HH:mm:ss Z
- yyyy-MM-dd HH:mm:ss z
- ISO8601
timezone: "{{fortinet.firewall.tz}}"
if: "ctx.fortinet?.firewall?.tz != null"
- date:
field: _temp.time
target_field: "@timestamp"
formats:
- yyyy-MM-dd HH:mm:ss
- yyyy-MM-dd HH:mm:ss Z
- yyyy-MM-dd HH:mm:ss z
- ISO8601
if: "ctx.fortinet?.firewall?.tz == null"
- gsub:
field: fortinet.firewall.eventtime
pattern: "\\d{6}$"
replacement: ""
if: "(ctx.fortinet?.firewall?.eventtime).length() > 18"
- date:
field: fortinet.firewall.eventtime
target_field: event.start
formats:
- UNIX_MS
timezone: "{{fortinet.firewall.tz}}"
if: "ctx.fortinet?.firewall?.tz != null && (ctx.fortinet?.firewall?.eventtime).length() > 11"
- date:
field: fortinet.firewall.eventtime
target_field: event.start
formats:
- UNIX
timezone: "{{fortinet.firewall.tz}}"
if: "ctx.fortinet?.firewall?.tz != null && (ctx.fortinet?.firewall?.eventtime).length() <= 11"
- date:
field: fortinet.firewall.eventtime
target_field: event.start
formats:
- UNIX_MS
if: "ctx.fortinet?.firewall?.tz == null && (ctx.fortinet?.firewall?.eventtime).length() > 11"
- date:
field: fortinet.firewall.eventtime
target_field: event.start
formats:
- UNIX
if: "ctx.fortinet?.firewall?.tz == null && (ctx.fortinet?.firewall?.eventtime).length() <= 11"
- rename:
field: fortinet.firewall.devname
target_field: observer.name
ignore_missing: true
- script:
lang: painless
source: "ctx.event.duration = Long.parseLong(ctx.fortinet.firewall.duration) * 1000000000"
if: "ctx.fortinet?.firewall?.duration != null"
- rename:
field: fortinet.firewall.devid
target_field: observer.serial_number
ignore_missing: true
- rename:
field: fortinet.firewall.dstintf
target_field: observer.egress.interface.name
ignore_missing: true
if: "ctx.observer?.egress?.interface?.name == null"
- rename:
field: fortinet.firewall.srcintf
target_field: observer.ingress.interface.name
ignore_missing: true
if: "ctx.observer?.ingress?.interface?.name == null"
- rename:
field: fortinet.firewall.dst_int
target_field: observer.egress.interface.name
ignore_missing: true
- rename:
field: fortinet.firewall.src_int
target_field: observer.ingress.interface.name
ignore_missing: true
- rename:
field: fortinet.firewall.level
target_field: log.level
ignore_missing: true
- remove:
field: fortinet.firewall.assignip
if: "ctx.fortinet?.firewall?.assignip == 'N/A'"
- remove:
field: fortinet.firewall.dstip
if: "ctx.fortinet?.firewall?.dstip == 'N/A'"
- remove:
field: fortinet.firewall.srcip
if: "ctx.fortinet?.firewall?.srcip == 'N/A'"
- remove:
field: fortinet.firewall.remip
if: "ctx.fortinet?.firewall?.remip == 'N/A'"
- remove:
field: fortinet.firewall.locip
if: "ctx.fortinet?.firewall?.locip == 'N/A'"
- remove:
field: fortinet.firewall.group
if: "ctx.fortinet?.firewall?.group == 'N/A'"
- remove:
field: fortinet.firewall.user
if: "ctx.fortinet?.firewall?.user == 'N/A'"
- remove:
field: fortinet.firewall.tranip
if: "ctx.fortinet?.firewall?.tranip == 'N/A'"
- remove:
field: fortinet.firewall.transip
if: "ctx.fortinet?.firewall?.transip == 'N/A'"
- remove:
field: fortinet.firewall.tunnelip
if: "ctx.fortinet?.firewall?.tunnelip == 'N/A'"
- remove:
field:
- _temp
- message
- syslog5424_sd
- syslog5424_pri
- fortinet.firewall.tz
- fortinet.firewall.date
- fortinet.firewall.eventtime
- fortinet.firewall.time
- fortinet.firewall.duration
- host
ignore_missing: true
- pipeline:
name: '{{ IngestPipeline "event" }}'
if: "ctx.fortinet?.firewall?.type == 'event'"
- pipeline:
name: '{{ IngestPipeline "traffic" }}'
if: "ctx.fortinet?.firewall?.type == 'traffic'"
- pipeline:
name: '{{ IngestPipeline "utm" }}'
if: "ctx.fortinet?.firewall?.type == 'utm' || ctx.fortinet?.firewall?.type == 'dns'"
on_failure:
- set:
field: error.message
value: '{{ _ingest.on_failure_message }}'