1 # this is by no way a complete configuration file!

     2 # it's just intended as a starting point

     3 

     4 # The providers file

     5 # All relevant information about the smart providers is stored

     6 # in one place. This place is the "providers" file. The structure

     7 # is simple. It consists of lines as in the example:

     8 #

     9 # # sender     |server[:port]  |user|password

    10 # # -----------+---------------+----+---------

    11 # foo@bar.com	foobar.com      foo  secret

    12 # *@bar.com     bar.com/mx:smtp fuz  secret2

    13 # *		smtp.gmail.com  xxx  baz

    14 

    15 PROVIDERS = <your file name for the providers file here>

    16 

    17 # some macros to ease the understanding

    18 ADDRESS_DATA = ${sg{${lookup{$sender_address}lsearch*@{PROVIDERS}}}{\\s+}{\t}}

    19 SMARTHOST    = ${extract{1}{\x20\t}{$address_data}}

    20 HOST         = ${extract{1}{:}{SMARTHOST}}

    21 PORT         = ${extract{2}{:}{SMARTHOST}{$value}{submission}}

    22 USER         = ${extract{2}{\t}{$address_data}}

    23 PASS         = ${extract{3}{\t}{$address_data}}

    24 

    25 domainlist local_domains = @

    26 

    27 begin router

    28 

    29 # the first router routes according the sender_address

    30 smarthost:

    31 	driver = manualroute

    32 	address_data = ADDRESS_DATA

    33 	route_data = HOST

    34 	transport = smtp_auth

    35 

    36 # in case you don't have a '*' line in your providers file

    37 

    38 dnslookup:

    39 	driver = dnslookup

    40 	domains = !+local_domains

    41 	transport = smtp

    42 	no_more

    43 

    44 begin transport

    45 

    46 smtp_auth:

    47 	driver = smtp

    48 	hosts_require_auth = *

    49 	port = PORT

    50 

    51 smtp:

    52 	driver = smtp

    53 

    54 begin authenticators

    55 

    56 plain:

    57 	driver = plaintext

    58 	public_name = PLAIN

    59 	client_send = ^USER^PASS

    60 	

    61 

    62 login:

    63 	driver = plaintext

    64 	public_name = LOGIN	

    65 	client_send = :USER:PASS