vi /etc/bashrc
# Thêm vào cuối file
export PROMPT_COMMAND='PREV_CMD=$(history 1); RETRN_VAL=$?; if [ "$PREV_CMD" != "$LAST_CMD" ]; then logger -p local6.debug -t Bash_History "$(logname) : $(whoami) : $(pwd) - [$(echo "$PREV_CMD")]"; fi; LAST_CMD="$PREV_CMD"'
# Chạy
source /etc/bashrc
# Chạy
vi /etc/rsyslog.d/bash.conf
# Thêm vào file
# Chỉnh sửa format date trong file
$template myformat,"[%TIMESTAMP:1:10:date-rfc3339% %TIMESTAMP:19:12:date-rfc3339%] %HOSTNAME% %syslogtag%%msg%\n"
$ActionFileDefaultTemplate myformat
local6.* /var/log/commands.log
# Chạy
vi /etc/logrotate.d/syslog
# Thêm vào cuối file
/var/log/commands.log{
daily
dateext
rotate 7
missingok
sharedscripts
postrotate
/usr/bin/systemctl kill -s HUP rsyslog.service >/dev/null 2>&1 || true
#hoac
#/bin/kill -HUP `cat /var/run/syslogd.pid 2> /dev/null` 2> /dev/null || true
endscript
}
systemctl status rsyslog
systemctl restart rsyslog
/etc/init.d/rsyslog restart
// Check log xem vào chưa
less /var/log/commands.log
====================================================================================
Config fluentd để đọc log command
vi /etc/td-agent/td-agent.conf
type tail
path /var/log/commands.log
pos_file /var/log/td-agent/commands_log.pos
tag prod-web01.command.log
format /^\[(?[^\]]*)\] (?[^ ]*) (?[^ ]*) (?<login_name>[^ ]*) : (?<acc_run_bash>[^ ]*) : (?<folder_run>[^ ]*) - \[(?<command>[^\]]*)\]$/
time_format %d/%b/%Y:%H:%M:%S %z
</source>
<match *.command.log>
type forward
<server>
host 192.168.245.71(ip của server chính phía trên)
port 24224
</server>
</match>
</code></pre>
<p>Restart fluentd và check log xem biểu thức Regex đúng chưa.</p>
<pre><code>
service td-agent restart
// check log xem biểu thức Regex đúng chưa.
less /var/log/td-agent/td-agent.log
</code></pre>
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