"Multiple TLS requests, possible DOS attack" should not be logged as WARNING (#1288)

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wojciech.kapcia@tigase.net opened 3 years ago

[2021-09-19 02:00:56:141] [WARNING ] [       starttls-proc-0 ] StartTLS.process()               : Multiple TLS requests, possible DOS attack, closing connection: from=c2s@ip-172-31-0-99.us-west-2.compute.internal/172.23.0.2_5222_13.71.126.175_6528, to=sess-man@ip-172-31-0-99.us-west-2.compute.internal, serverAuthorisedStanzaFrom=Optional.empty, DATA=<starttls from="…@sure.im/…" xmlns="urn:ietf:params:xml:ns:xmpp-tls"/>, SIZE=86, XMLNS=urn:ietf:params:xml:ns:xmpp-tls, PRIORITY=NORMAL, PERMISSION=AUTH, TYPE=null, STABLE_ID=8570a28a-9fc7-475e-add2-4b0e8267cc98

wojciech.kapcia@tigase.net commented 3 years ago

Switched level from WARNING to FINE as while it could be possible to have multiple starttls requests, we don't advertise it in features after first time so the client is definitely doing something wrong…

Type	Task
Priority	Normal
Assignee	wojciech.kapcia@tigase.net
Version	tigase-server-8.2.0
Spent time	30m

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Reference

tigase/_server/server-core#1288