Eliminate the creeping use of warn() in favor of log() and make

more use of the "fd:#" code everywhere.

* lib/Qpsmtpd.pm
    Default log method use '$self->fd()' instead of '$self->{fd}'.
    Include a sub fd() method for inheritance purposes.

* lib/Qpsmtpd/PollServer.pm
    Inherit log() from Qpsmtpd.pm (via SMTP.pm).

* lib/Qpsmtpd/Plugin.pm
    Appropriate code allow plugins to inherit fd().

* plugins/dnsbl
    Use log() instead of warn().

* plugins/logging/adaptive
  plugins/logging/warn
    Include the 'fd:#' to the log line if defined.

* qpsmtpd
    Reorder things slightly so we can use log().

git-svn-id: https://svn.perl.org/qpsmtpd/trunk@589 958fd67b-6ff1-0310-b445-bb7760255be9

lib/Qpsmtpd.pm

@@ -76,7 +76,7 @@ sub varlog {
 
   unless ( $rc and $rc == DECLINED or $rc == OK ) {
     # no logging plugins registered so fall back to STDERR
-    my $fd = $self->{fd};
+    my $fd = $self->fd();
     warn join(" ", $$ .
       (defined $fd ? " fd:$fd" : "") .
       (defined $plugin ? " $plugin plugin:" : 
@@ -370,7 +370,7 @@ sub finish_continuation {
   $r[0] = DECLINED if not defined $r[0];
   my $responder = $hook . "_respond";
   if (my $meth = $self->can($responder)) {
-    warn("continuation finished on $self\n");
+    $self->log(LOGNOTICE, "continuation finished on $self\n");
     return $meth->($self, $r[0], $r[1], @$args);
   }
   die "No ${hook}_respond method";
@@ -501,6 +501,10 @@ sub auth_mechanism {
   return (defined $self->{_auth_mechanism} ? $self->{_auth_mechanism} : "" );
 }
   
+sub fd {
+    return shift->{fd};
+}
+
 1;
 
 __END__

lib/Qpsmtpd/Plugin.pm

@@ -50,6 +50,10 @@ sub qp {
   shift->{_qp};
 }
 
+sub fd {
+  shift->qp->fd();
+}
+
 sub log {
   my $self = shift;
   $self->qp->varlog(shift, $self->hook_name, $self->plugin_name, @_)
@@ -116,7 +120,7 @@ sub isa_plugin {
   $self->compile($self->plugin_name . "_isa_$cleanParent",
                     $newPackage,
                     "plugins/$parent"); # assumes Cwd is qpsmtpd root
-  warn "---- $newPackage\n";
+  $self->log(LOGDEBUG,"---- $newPackage\n");
   no strict 'refs';
   push @{"${currentPackage}::ISA"}, $newPackage;
 }

lib/Qpsmtpd/PollServer.pm

@@ -98,13 +98,6 @@ sub fault {
     return;
 }
 
-sub log {
-    my ($self, $trace, @log) = @_;
-    my $fd = $self->{fd};
-    $fd ||= '?';
-    $self->SUPER::log($trace, "fd:$fd", @log);
-}
-
 sub process_line {
     my $self = shift;
     my $line = shift || return;

plugins/dnsbl

@@ -75,7 +75,7 @@ sub finished {
 sub process_a_result {
     my ($qp, $template, $result, $query) = @_;
     
-    warn("Result for A $query: $result\n");
+    $qp->log(LOGINFO, "Result for A $query: $result\n");
     if ($result !~ /^\d+\.\d+\.\d+\.\d+$/) {
         # NXDOMAIN or ERROR possibly...
         # $qp->finish_continuation if $qp->input_sock->readable;
@@ -92,7 +92,7 @@ sub process_a_result {
 sub process_txt_result {
     my ($qp, $result, $query) = @_;
     
-    warn("Result for TXT $query: $result\n");
+    $qp->log(LOGINFO, "Result for TXT $query: $result\n");
     if ($result !~ /[a-z]/) {
         # NXDOMAIN or ERROR probably...
         # $qp->finish_continuation if $qp->input_sock->readable;

plugins/logging/adaptive

@@ -44,8 +44,10 @@ sub hook_logging { # wlog
     return DECLINED if defined $plugin and $plugin eq $self->plugin_name;
 
     if ( defined $self->{_maxlevel} && $trace <= $self->{_maxlevel} ) {
+	my $fd = $self->fd();
         warn join(
             " ", $$.
+	    (defined $fd ? " fd:$fd" : "") .
             (
                   defined $plugin ? " $plugin plugin:"
                 : defined $hook   ? " running plugin ($hook):"

plugins/logging/warn

@@ -29,11 +29,13 @@ sub hook_logging {
   # then these lines will not be logged at all.  You can safely comment
   # out this line and it will not cause an infinite loop.
   return DECLINED if defined $plugin and $plugin eq $self->plugin_name; 
+  my $fd = $self->fd();
 
   warn 
     join(" ", $$ .
-         (defined $plugin ? " $plugin plugin:" :
+    	(defined $fd ? " fd:$fd" : "") .
-          defined $hook   ? " running plugin ($hook):"  : ""),
+        (defined $plugin ? " $plugin plugin:" :
+         defined $hook   ? " running plugin ($hook):"  : ""),
          @log), "\n"
     if ($trace <= $self->{_level});
 

qpsmtpd

@@ -189,7 +189,6 @@ sub run_as_inetd {
 
     my $out = Qpsmtpd::PollServer->new($outsock);
     $out->load_plugins;
-    $out->init_logger;
     $out->input_sock($client);
     $client->push_back_read("Connect\n");
     # Cause poll/kevent/epoll to end quickly in first iteration
@@ -241,15 +240,15 @@ sub run_as_server {
           die "unable to change uid: $!\n";
     $> = $quid;
     
-    ::log(LOGINFO, 'Running as user '.
-        (getpwuid($>) || $>) .
-        ', group '.
-        (getgrgid($)) || $)));
-
     # Load plugins here
     my $plugin_loader = Qpsmtpd::SMTP->new();
     $plugin_loader->load_plugins;
     
+    $plugin_loader->log(LOGINFO, 'Running as user '.
+        (getpwuid($>) || $>) .
+        ', group '.
+        (getgrgid($)) || $)));
+
     if ($PROCS > 1) {
         $SIG{'CHLD'} = \&sig_chld;
         my @kids;