51 lines
1.3 KiB
Nix
51 lines
1.3 KiB
Nix
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# filters sshguard messages
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{
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resource."graylog_pipeline_rule" = {
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routeToSshGuardMessage = {
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description = "route sshguard messages to sshguard stream (TF)";
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source = ''
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rule "route sshguard message"
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when
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to_string($message.facility) == "sshguard"
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then
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route_to_stream(id:"''${ graylog_stream.sshguard.id }", remove_from_default: true);
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end
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'';
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};
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extractAttack ={
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description = "extract sshguard attack information (TF)";
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source = ''
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rule "extract sshguard attack"
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when
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starts_with(to_string($message.message), "Attack from")
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then
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set_fields(grok(pattern:"Attack from \"%{IPV4:source_ip}\"", value: to_string($message.message), only_named_captures: true));
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set_field("is_thread", true);
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route_to_stream(id:"''${ graylog_stream.thread.id }");
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end
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'';
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};
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};
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graylog.all_messages.rules = ["route sshguard message"];
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graylog.stream.sshguard = {
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index_set_id = "\${data.graylog_index_set.default.id}";
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pipelines = [ "\${graylog_pipeline.processSshGuardMessage.id}" ];
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};
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graylog.pipeline.processSshGuardMessage = {
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source = ''
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stage 0 match all
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rule "extract sshguard attack";
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'';
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description = "process messages of the sshguard stream(TF)";
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};
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}
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