Frequently used directories

Published on: 22nd Apr 2014

Updated on: 30th Jan 2022

Overview

The following is the common directories which we will access most of the time

• /etc - stores all the configuration.

  • /etc/fail2ban

    • filter.d - this directory stores the filter for generating the ban record.
    • jail.local - this is the local configuration to define the jail policy. For example, if someone tried to access the server (through SSH) and it happened to be 3 times of invalid password will be jailed (i.e., blocked from accessing the server for x minutes).

  • /etc/nginx

    • sites-available/default - this is the default website configuration file.
    • sites-enabled - this directory keeps the symbol links for the configuration that has been enabled.

  • /etc/ssh

    • sshd_config - this is the SSH configuration file.

• /var - stores the www files, log files, etc.

  • /var/log - stores all the log files.

    • auth.log - the access log.
    • fail2ban.log - the log file for fail2ban daemon.
    • syslog - the system log that includes boot up and shutting down events.

  • /var/nginx - stores the Nginx log files.

    • access.log - the website access log. This will be useful for generating the web traffic report.
    • error.log - stores the error like missing file and any other error.

  • /var/www - usually, we store the website assets (such as HTML, JavaScript, CSS, image files, etc) here.

• /home - stores the user’s files.

  • /home/tester - this is the default directory for 'tester'.

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Author

Lau Hon Wan, software developer.