journalwatch config

This commit is contained in:
Daniel Langbein 2024-09-26 12:54:16 +02:00
parent 036051c836
commit 469ca2d4e3
Signed by: langfingaz
GPG Key ID: 6C47C753F0823002

View File

@ -1,4 +1,43 @@
{ config, pkgs, ... }:
let
sshd_filter = ''
Accepted publickey for (root|yoda) from \S+ port \S+ ssh2: RSA SHA256:\S+
pam_unix\(sshd:session\): session opened for user \S+ by \S+
Received disconnect from \S+ port \S+:11: disconnected by user
Disconnected from user \S+ \S+ port \S+
pam_unix\(sshd:session\): session closed for user \S+
#
# Somebody evil ...
#
banner exchange: Connection from \S+ port \S+: invalid format
banner exchange: Connection from \S+ port \S+: could not read protocol version
Failed keyboard-interactive/pam for invalid user \S+ from \S+ port \S+ ssh2
Unable to negotiate with \S+ port \S+: no matching MAC found. Their offer: \S+ \[preauth\]
Unable to negotiate with \S+ port \S+: no matching key exchange method found. Their offer: \S+ \[preauth\]
Invalid user \S+ from \S+ port \S+
Disconnected from invalid user \S+ \S+ port \S+ \[preauth\]
Disconnected from authenticating user root \S+ port \S+ \[preauth\]
Received disconnect from \S+ port \S+:11: Client disconnecting normally \[preauth\]
Received disconnect from \S+ port \S+:11: Bye Bye \[preauth\]
Connection reset by \S+ port \S+ \[preauth\]
Connection reset by \S+ port \S+
Connection closed by \S+ port \S+
Connection closed by \S+ port \S+ \[preauth\]
Connection closed by invalid user \S+ \S+ port \S+ \[preauth\]
Connection closed by authenticating user root \S+ port \S+ \[preauth\]
error: kex_exchange_identification: banner line contains invalid characters
error: kex_exchange_identification: client sent invalid protocol identifier "[^"]*"
error: kex_exchange_identification: Connection closed by remote host
error: kex_exchange_identification: read: Connection reset by peer
error: kex_protocol_error: type [0-9]+ seq [0-9]+ \[preauth\]
error: kex protocol error: type [0-9]+ seq [0-9]+ \[preauth\]
error: PAM: Authentication failure for \S+ from \S+
error: PAM: Authentication failure for illegal user \S+ from \S+
error: Protocol major versions differ: 2 vs\. 1
error: beginning MaxStartups throttling
fatal: Timeout before authentication for \S+ port [0-9]+
'';
in
{
# Systemd Journal Monitoring.
# Alternative:
@ -439,6 +478,10 @@
'';
match = "IMAGE_NAME = /mysql:[0-9]+/";
}
{
filters = sshd_filter;
match = "IMAGE_NAME = gitea/gitea:1";
}
{ # yodaNas
filters = ''
crond: crond \(busybox \S+\) started, log level [0-9]+
@ -649,40 +692,7 @@
# However, sometimes the _SYSTEMD_UNIT field is missing
# SYSLOG_IDENTIFIER = sshd
{
filters = ''
Accepted publickey for (root|yoda) from \S+ port \S+ ssh2: RSA SHA256:\S+
pam_unix\(sshd:session\): session opened for user \S+ by \S+
Received disconnect from \S+ port \S+:11: disconnected by user
Disconnected from user \S+ \S+ port \S+
pam_unix\(sshd:session\): session closed for user \S+
#
# Somebody evil ...
#
Failed keyboard-interactive/pam for invalid user \S+ from \S+ port \S+ ssh2
Unable to negotiate with \S+ port \S+: no matching MAC found. Their offer: \S+ \[preauth\]
Invalid user \S+ from \S+ port \S+
Disconnected from invalid user \S+ \S+ port \S+ \[preauth\]
Disconnected from authenticating user root \S+ port \S+ \[preauth\]
Received disconnect from \S+ port \S+:11: Client disconnecting normally \[preauth\]
Received disconnect from \S+ port \S+:11: Bye Bye \[preauth\]
Connection reset by \S+ port \S+ \[preauth\]
Connection closed by \S+ port \S+
Connection closed by \S+ port \S+ \[preauth\]
Connection closed by authenticating user root \S+ port \S+ \[preauth\]
error: kex_exchange_identification: banner line contains invalid characters
# error: kex_exchange_identification: client sent invalid protocol identifier "MGLNDD_188.194.209.73_2222"
# error: kex_exchange_identification: client sent invalid protocol identifier "GET / HTTP/1.1"
error: kex_exchange_identification: client sent invalid protocol identifier "[^"]*"
error: kex_exchange_identification: Connection closed by remote host
error: kex_exchange_identification: read: Connection reset by peer
error: kex_protocol_error: type [0-9]+ seq [0-9]+ \[preauth\]
error: kex protocol error: type [0-9]+ seq [0-9]+ \[preauth\]
error: PAM: Authentication failure for \S+ from \S+
error: PAM: Authentication failure for illegal user \S+ from \S+
error: Protocol major versions differ: 2 vs\. 1
error: beginning MaxStartups throttling
fatal: Timeout before authentication for \S+ port [0-9]+
'';
filters = sshd_filter;
match = "SYSLOG_IDENTIFIER = sshd";
}