committing changes in /etc made by "-bash"
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48
crowdsec/hub/parsers/s00-raw/crowdsecurity/syslog-logs.yaml
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48
crowdsec/hub/parsers/s00-raw/crowdsecurity/syslog-logs.yaml
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#If it's syslog, we are going to extract progname from it
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filter: "evt.Line.Labels.type == 'syslog'"
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onsuccess: next_stage
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pattern_syntax:
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RAW_SYSLOG_PREFIX: '^<%{NUMBER:stuff1}>%{NUMBER:stuff2} %{SYSLOGBASE2} %{DATA:program} %{NUMBER:pid}'
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RAW_SYSLOG_META: '\[meta sequenceId="%{NOTDQUOTE:seq_id}"\]'
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name: crowdsecurity/syslog-logs
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nodes:
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- grok:
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#this is a named regular expression. grok patterns can be kept into separate files for readability
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pattern: "^%{SYSLOGLINE}"
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#This is the field of the `Event` to which the regexp should be applied
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apply_on: Line.Raw
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- grok:
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#a second pattern for unparsed syslog lines, as saw in opnsense
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pattern: '%{RAW_SYSLOG_PREFIX} - %{RAW_SYSLOG_META} %{GREEDYDATA:message}'
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apply_on: Line.Raw
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#if the node was successfull, statics will be applied.
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statics:
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- meta: machine
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expression: evt.Parsed.logsource
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- parsed: "logsource"
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value: "syslog"
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# syslog date can be in two different fields (one of hte assignment will fail)
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- target: evt.StrTime
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expression: evt.Parsed.timestamp
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- target: evt.StrTime
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expression: evt.Parsed.timestamp8601
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- meta: datasource_path
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expression: evt.Line.Src
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- meta: datasource_type
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expression: evt.Line.Module
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---
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#if it's not syslog, the type is the progname
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filter: "evt.Line.Labels.type != 'syslog'"
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onsuccess: next_stage
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name: crowdsecurity/non-syslog
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#debug: true
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statics:
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- parsed: message
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expression: evt.Line.Raw
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- parsed: program
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expression: evt.Line.Labels.type
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- meta: datasource_path
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expression: evt.Line.Src
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- meta: datasource_type
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expression: evt.Line.Module
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