anchor.diff:  #  %f - From address
   #  %p - Physical size
   #  %w - Virtual size
  +<% unless @conf['deliver_log_format'].nil? -%>
  +deliver_log_format = <%= Dovecot::Conf.value(@conf['deliver_log_format']) %>
  +<% else -%>
   #deliver_log_format = msgid=%m: %$
  +<% end -%>
  
positive.code: 
  # Prefix for each line written to log file. % codes are in strftime(3)
  # format.
  #log_timestamp = "%b %d %H:%M:%S "
  
  # Space-separated list of elements we want to log. The elements which have
  # a non-empty variable value are joined together to form a comma-separated
  # string.
  #login_log_format_elements = user=<%u> method=%m rip=%r lip=%l mpid=%e %c
  
  # Login log format. %$ contains login_log_format_elements string, %s contains
  # the data we want to log.
  #login_log_format = %$: %s
   
  # Log prefix for mail processes. See doc/wiki/Variables.txt for list of
  # possible variables you can use.
  #mail_log_prefix = "%s(%u): "
  
  # Format to use for logging mail deliveries. You can use variables:
  #  %$ - Delivery status message (e.g. "saved to INBOX")
  
negative.code: 
  # Log file to use for error messages. "syslog" logs to syslog,
  # /dev/stderr logs to stderr.
  <% unless @conf['log_path'].nil? -%>
  log_path = <%= Dovecot::Conf.value(@conf['log_path']) %>
  <% else -%>
  #log_path = syslog
  <% end -%>
  
  # Log file to use for informational messages. Defaults to log_path.
  <% unless @conf['info_log_path'].nil? -%>
  info_log_path = <%= Dovecot::Conf.value(@conf['info_log_path']) %>
  <% else -%>
  #info_log_path = 
  <% end -%>
  # Log file to use for debug messages. Defaults to info_log_path.
  <% unless @conf['debug_log_path'].nil? -%>
  debug_log_path = <%= Dovecot::Conf.value(@conf['debug_log_path']) %>
  <% else -%>
  #debug_log_path = 
  <% end -%>
  
  # Syslog facility to use if you're logging to syslog. Usually if you don't
  # want to use "mail", you'll use local0..local7. Also other standard
  # facilities are supported.
  <% unless @conf['syslog_facility'].nil? -%>
  syslog_facility = <%= Dovecot::Conf.value(@conf['syslog_facility']) %>
  <% else -%>
  #syslog_facility = mail
  <% end -%>
  
  ##
  ## Logging verbosity and debugging.
  ##
  
  # Log unsuccessful authentication attempts and the reasons why they failed.
  <% unless @conf['auth_verbose'].nil? -%>
  auth_verbose = <%= Dovecot::Conf.value(@conf['auth_verbose']) %>
  <% else -%>
  #auth_verbose = no
  <% end -%>
  
  # In case of password mismatches, log the attempted password. Valid values are
  # no, plain and sha1. sha1 can be useful for detecting brute force password
  # attempts vs. user simply trying the same password over and over again.
  <% unless @conf['auth_verbose_passwords'].nil? -%>
  auth_verbose_passwords = <%= Dovecot::Conf.value(@conf['auth_verbose_passwords']) %>
  <% else -%>
  #auth_verbose_passwords = no
  <% end -%>
  
  # Even more verbose logging for debugging purposes. Shows for example SQL
  # queries.
  <% unless @conf['auth_debug'].nil? -%>
  auth_debug = <%= Dovecot::Conf.value(@conf['auth_debug']) %>
  <% else -%>
  #auth_debug = no
  <% end -%>
  
  # In case of password mismatches, log the passwords and used scheme so the
  # problem can be debugged. Enabling this also enables auth_debug.
  <% unless @conf['auth_debug_passwords'].nil? -%>
  auth_debug_passwords = <%= Dovecot::Conf.value(@conf['auth_debug_passwords']) %>
  <% else -%>
  #auth_debug_passwords = no
  <% end -%>
  
  # Enable mail process debugging. This can help you figure out why Dovecot
  # isn't finding your mails.
  <% unless @conf['mail_debug'].nil? -%>
  mail_debug = <%= Dovecot::Conf.value(@conf['mail_debug']) %>
  <% else -%>
  #mail_debug = no
  <% end -%>
  
  # Show protocol level SSL errors.
  <% unless @conf['verbose_ssl'].nil? -%>
  verbose_ssl = <%= Dovecot::Conf.value(@conf['verbose_ssl']) %>
  <% else -%>
  #verbose_ssl = no
  <% end -%>
  
  <% if @plugins.has_key?('mail_log') and @plugins['mail_log'].kind_of?(Hash) -%>
  <%= Dovecot::Conf.plugin('mail_log', @plugins['mail_log']) %>
  <% else -%>
  plugin {
    # mail_log plugin provides more event logging for mail processes.
    # Events to log. Also available: flag_change append
    #mail_log_events = delete undelete expunge copy mailbox_delete mailbox_rename
    # Available fields: uid, box, msgid, from, subject, size, vsize, flags
    # size and vsize are available only for expunge and copy events.
    #mail_log_fields = uid box msgid size
  }
  <% end -%>
  
  ##
  ## Log formatting.
  