Doug Burks
2020-05-15 15:32:25 -04:00
committed by GitHub
parent 60d2a0818b
commit cc7a244d0b

View File

@@ -0,0 +1,13 @@
{
"description" : "zeek.dns.tld",
"processors" : [
{ "script": { "lang": "painless", "source": "ctx.top_level_domain = ctx.dns.query.name.substring(ctx.dns.query.name.lastIndexOf('.') + 1)", "ignore_failure": true } },
{ "script": { "lang": "painless", "source": "ctx.query_without_tld = ctx.dns.query.name.substring(0, (ctx.dns.query.name.lastIndexOf('.')))", "ignore_failure": true } },
{ "script": { "lang": "painless", "source": "ctx.parent_domain = ctx.query_without_tld.substring(ctx.query_without_tld.lastIndexOf('.') + 1)", "ignore_failure": true } },
{ "script": { "lang": "painless", "source": "ctx.subdomain = ctx.query_without_tld.substring(0, (ctx.query_without_tld.lastIndexOf('.')))", "ignore_failure": true } },
{ "script": { "lang": "painless", "source": "ctx.highest_registered_domain = ctx.parent_domain + '.' + ctx.top_level_domain", "ignore_failure": true } },
{ "script": { "lang": "painless", "source": "ctx.subdomain_length = ctx.subdomain.length()", "ignore_failure": true } },
{ "script": { "lang": "painless", "source": "ctx.parent_domain_length = ctx.parent_domain.length()", "ignore_failure": true } },
{ "remove": { "field": "query_without_tld", "ignore_failure": true } }
]
}