+&lmtp_deliver for cyrus-imapd side delivery.

diff --git a/perlmail-accept b/perlmail-accept
index 55bef4a..75dfa4a 100755 (executable)
--- a/perlmail-accept
+++ b/perlmail-accept
@@ -69,6 +69,8 @@ require HTTP::Request;
 require LWP::UserAgent;
 use URI::Escape 'uri_escape';
 require WWW::SMS;
+require Authen::SASL;  # Sanity check for &Net::SMTP::auth
+use MIME::Base64;
 
 
 our($Message,@AuditStored,$DoBell);
@@ -656,6 +658,63 @@ my($header,$map)=@_;
        $Audit->replace_header($header,$text);
 }
 
+# LMTP engine:
+use Net::Cmd qw(CMD_OK CMD_MORE);
+{
+       package My::Net::SMTP::LMTP;
+       require Net::SMTP;
+       our @ISA=qw(Net::SMTP);
+       use Net::SMTP;
+       use Net::Cmd qw(CMD_OK);
+       use Carp qw(confess cluck);
+
+       # Do not: sub _HELO
+       # as it would not set {'net_smtp_esmtp'}
+       sub _EHLO { shift->command("LHLO", @_)->response()  == CMD_OK }
+
+       sub clucked
+       {
+       my($self,$func,@args)=@_;
+
+               do { return $_ if defined $_; } for $self->$func(@args);
+               cluck $func;
+               return;
+       }
+}
+
+
+sub lmtp_deliver
+{
+my($admin_user,$admin_pwd,$user_from,$user_to)=@_;
+
+       my $lmtp=My::Net::SMTP::LMTP->clucked("new","localhost","Port"=>"lmtp",
+#                      "Debug"=>1,
+                       ) or return;
+       bless $lmtp,"My::Net::SMTP::LMTP";
+# Prevent:
+# due to:
+#      $lmtp->auth(Authen::SASL->new(
+#                      "mechanism"=>"PLAIN",
+#                      "callback"=>{
+#                                      "user"=>$admin_user,
+#                                      "pass"=>$admin_pwd,
+#                                      # Prevent: "authname"=>$admin_user
+#                                      # as it causes: DIE: Unknown callback: 'authname'. (user|auth|language|pass)
+#                                      }));
+       # FIXME: Authentication hack:
+       $lmtp->command("AUTH PLAIN")->response()==CMD_MORE
+                       or do { cluck "auth announce"; return; };
+       $lmtp->clucked("command",encode_base64($user_from."\x00".$admin_user."\x00".$admin_pwd)) or return;
+       $lmtp->clucked("mail",$user_from) or return;
+       $lmtp->clucked("to",$user_to) or return;
+       $lmtp->clucked("data"); # Do not: or return;
+       # Prevent: 554 5.6.0 Message contains invalid header
+       (my $data=$Message)=~s/\AFrom .*\r?\n//;
+       $lmtp->clucked("datasend",$data) or return;
+       $lmtp->clucked("dataend") or return;
+       $lmtp->clucked("quit") or return;
+}
+
 
 # MAIN