Locations of configuration and log files of mojor components

Apache

• On RHEL/CentOS: Apache config files are placed under /etc/httpd/.

  • Main config file is /etc/httpd/conf/httpd.conf.
  • Module config files are placed under /etc/httpd/conf.d/ (old releases) or /etc/httpd/conf.modules.d/.
  • Root directory used to store web applications is /var/www, document root is /var/www/html/.
  • Log files are placed under /var/www/httpd/.

• On Debian/Ubuntu: Apache config files are placed under /etc/apache2.

  • Main config file is /etc/apache2/apache2.conf.
  • Module config files are placed under /etc/apache2/conf.d/ (old releases) or /etc/apache2/conf-available/.
  • Root directory used to store web applications is /usr/share/apache2, document root is /var/www/ (old releases) or /var/www/html/.
  • Log files are placed under /var/www/apache2/.

• On FreeBSD: Apache config files are placed under /usr/local/etc/apache2.

  • Main config file is /usr/local/etc/apache2/httpd.conf.
  • Module config files are placed under /usr/local/etc/apache2/Includes/.
  • Root directory used to store web applications is /usr/local/www/, document root is /usr/local/www/apache22/data/.
  • Log files are placed under /var/log/, main log files are /var/log/httpd-access.log and /var/log/httpd-error.log.

• On OpenBSD: Apache (the one shipped in OpenBSD base system) config files are placed under /var/www/conf.

  • Main config file is /var/www/conf/httpd.conf.
  • Module config files are placed under /var/www/conf/modules/.
  • Root directory used to store web applications is /var/www/, document root is /var/www/htdocs/.
  • Log files are placed under /var/www/logs/.

Nginx

• On Linux and OpenBSD: Nginx config files are placed under /etc/nginx/, uWSGI config files are placed under /etc/uwsgi/.
• On FreeBSD: Nginx config files are placed under /usr/local/etc/nginx, uWSGI config files are placed under /usr/local/etc/uwsgi/.

Main config files are nginx.conf and default.conf.

• On Linux and FreeBSD: log files are placed under /var/log/nginx/.
• On OpenBSD: log files are placed under /var/www/logs/ (same as Apache).

Postfix

• on Linux and OpenBSD, Postfix config files are placed under /etc/postfix/.
• on FreeBSD, Postfix config files are placed under /usr/local/etc/postfix/.

Main config files:

• main.cf: contains most configurations.
• master.cf: contains transport related settings.
• aliases: aliases for system accounts.
• helo_access.pcre: PCRE regular expressions of HELO check rules.
• ldap/*.cf: used to query mail accounts. LDAP backends only.
• mysql/*.cf: used to query mail accounts. MySQL/MariaDB backends only.
• pgsql/*.cf: used to query mail accounts. PostgreSQL backend only.

Log files

• on RHEL/CentOS, FreeBSD, OpenBSD, it's /var/log/maillog.
• on Debian, Ubuntu, it's /var/log/mail.log.

Dovecot

• on Linux and OpenBSD, Dovecot config files are placed under /etc/dovecot/.
• on FreeBSD, Dovecot config files are placed under /usr/local/etc/dovecot/.

Config files

Main config file is dovecot.conf. It contains most configurations.

Addition config files:

• dovecot-ldap.conf: used to query mail users and passwords. LDAP backends only.
• dovecot-mysql.conf: used to query mail users and passwords. MySQL/MariaDB backends only.
• dovecot-pgsql.conf: used to query mail users and passwords. PostgreSQL backend only.
• dovecot-used-quota.conf: used to store and query real-time per-user mailbox quota.
• dovecot-share-folder.conf: used to store settings of shared IMAP mailboxes.
• dovecot-master-users-password: used to store master users/passwords.

Log files

• /var/log/dovecot.log: main log file.
• /var/log/dovecot-sieve.log: sieve related log. NOTE: on old iRedMail releases, it's /var/log/sieve.log.
• /var/log/dovecot-lmtp.log: LMTP related log.

Amavisd

Main config files

• on RHEL/CentOS: it's /etc/amavisd/amavisd.conf.

• on Debian/Ubuntu: it's /etc/amavis/conf.d/50-user.

  Debian/Ubuntu have some addition config files under /etc/amavis/conf.d/, but you can always override them in file /etc/amavis/conf.d/50-user. When we mention amavisd.conf in other tutorials, it means 50-user on Debian/Ubuntu.

• on FreeBSD: it's /usr/local/etc/amavisd.conf.

• on OpenBSD: it's /etc/amavisd.conf.

Log files

Amavisd is configured to log to Postfix log file by iRedMail.

If you found something wrong in this document, please do contact us to fix it.

This tutorial is published under a CC BY-ND 3.0 license.