etc/exim4/conf.d/router/850_exim4-config_lowuid

   1
   2 ### router/850_exim4-config_lowuid
   3 #################################
   4
   5 .ifndef FIRST_USER_ACCOUNT_UID
   6 FIRST_USER_ACCOUNT_UID = 0
   7 .endif
   8
   9 .ifndef DEFAULT_SYSTEM_ACCOUNT_ALIAS
  10 DEFAULT_SYSTEM_ACCOUNT_ALIAS = :fail: no mail to system accounts
  11 .endif
  12
  13 COND_SYSTEM_USER_AND_REMOTE_SUBMITTER = "\
  14                ${if and{{! match_ip{$sender_host_address}{:@[]}}\
  15                         {<{$local_user_uid}{FIRST_USER_ACCOUNT_UID}}}\
  16                     {1}{0}\
  17                 }"
  18
  19 lowuid_aliases:
  20   debug_print = "R: lowuid_aliases for $local_part@$domain (UID $local_user_uid)"
  21   check_local_user
  22   driver = redirect
  23   allow_fail
  24   domains = +local_domains
  25   condition = COND_SYSTEM_USER_AND_REMOTE_SUBMITTER
  26   data = ${if exists{/etc/exim4/lowuid-aliases}\
  27               {${lookup{$local_part}lsearch{/etc/exim4/lowuid-aliases}\
  28               {$value}{DEFAULT_SYSTEM_ACCOUNT_ALIAS}}}{DEFAULT_SYSTEM_ACCOUNT_ALIAS}}