From 487d32df6300b939eca1015bb895847ad4720913 Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Sun, 8 Dec 2002 04:10:46 +0000
Subject: Update to macusers from netatalk 1.5.5. Strip gecos noise. Recognize
 IP-numbers (not only hostnames).

---
 macusers | 113 ++++++++++++++++++++++++++++++++++++++++++---------------------
 1 file changed, 76 insertions(+), 37 deletions(-)

(limited to 'macusers')

diff --git a/macusers b/macusers
index ac930d2..04c20c6 100755
--- a/macusers
+++ b/macusers
@@ -1,52 +1,91 @@
 #!/usr/bin/perl
 
+use strict;
+use Socket;
+use vars qw($MAC_PROCESS $PS_STR $MATCH_STR $ASIP_PORT_NO $ASIP_PORT $LSOF);
+
 # Written for linux; may have to be modified for your brand of Unix.
 
-$MAC_PROCESS="afpd";
-$PS_STR="-ef";
-$ASIP_PORT="afpovertcp";
+# Support for FreeBSD added by Joe Clarke <marcus@marcuscom.com>.
+# Support could probably be extended for *BSD, but I do not have Net or
+# OpenBSD machines to test with.  Code has also been cleaned up and made
+# to compile under strict.
+#
+# The new lsof call should also be quicker as it does not involve a 
+# second pipeline.
+#
+# Support has also been added for 16 character usernames.
+
+$MAC_PROCESS = "afpd";
+if ( $^O eq "freebsd" ) {
+    $PS_STR    = "-awwxouser,pid,ppid,start,command";
+    $MATCH_STR = '(\w+)\s+(\d+)\s+(\d+)\s+([\d\w:]+)';
+}
+else {
+    $PS_STR    = "-ef";
+    $MATCH_STR = '\s*(\w+)\s+(\d+)\s+(\d+)\s+\d+\s+([\d\w:]+)';
+}
+$ASIP_PORT    = "afpovertcp";
+$ASIP_PORT_NO = 548;
 
 # Change to 0 if you don't have lsof
-$LSOF=1;
+$LSOF = 1;
+my %mac = ();
 
-if ($LSOF == 1 )
-{
-  open(LSOF,"lsof -i | grep $ASIP_PORT |");
+if ( $^O eq "freebsd" ) {
+    open( SOCKSTAT, "sockstat -4 | grep $MAC_PROCESS | grep -v grep |" );
 
-  while(<LSOF>)
-  {
-    if ($_ !~ /$ASIP_PORT/)
-    {
-      next;
+    while (<SOCKSTAT>) {
+        next if ( $_ !~ /$MAC_PROCESS/ );
+        $_ =~ /\S+\s+\S+\s+(\d+)\s+\d+\s+[\w\d]+\s+[\d\.:]+\s+([\d\.]+)/;
+        my ( $pid, $addr, $host );
+        $pid  = $1;
+        $addr = $2;
+        $host = gethostbyaddr( pack( 'C4', split ( /\./, $addr ) ), AF_INET );
+	($host) = ( $host =~ /(^(\d+\.){3}\d+|[\w\d\-]+)/ );
+        $mac{$pid} = $host;
     }
-    $_=~/\w+\s+(\d+).*->([\w-]+).*/;
-    $pid=$1; $host=$2;
-    $mac{$pid}=$host;
-  }
+    print
+      "PID      UID      Username         Name                 Logintime Mac\n";
+	close(SOCKSTAT);
+}
+elsif ( $LSOF == 1 ) {
+    open( LSOF, "lsof -i :$ASIP_PORT |" );
 
-  close(LSOF);
-  print "PID      UID      Usercode Name                 Logintime Mac\n";
+    while (<LSOF>) {
+        next if ( $_ !~ /$ASIP_PORT/ );
+        $_ =~ /\w+\s+(\d+).*->([\w\.-]+).*/;
+        my ( $pid, $host );
+        $pid  = $1;
+        $host = $2;
+        ($host) = ( $host =~ /(^(\d+\.){3}\d+|[\w\d\-]+)/ );
+        $mac{$pid} = $host;
+    }
+    print
+      "PID      UID      Username         Name                 Logintime Mac\n";
+    close(LSOF);
 }
-else
-{
-  print "PID      UID      Usercode Name                 Logintime\n";
+else {
+    print "PID      UID      Username         Name                 Logintime\n";
 }
 
-open(PS," ps $PS_STR |") || die "cannot do ps";
-
-while(<PS>)
-{
-  if ($_ !~ /$MAC_PROCESS/ )
-  {
-    next;
-  }
-  $_=~ /\s*(\w+)\s+(\d+)\s+(\d+)\s+\d+\s+([\d\w:]+)/;
-  $user=$1; $pid=$2; $ppid=$3; $time=$4;
-  if ($ppid != 1)
-  {
-    ($t,$t,$uid,$t,$t,$t,$name,$t,$t)=getpwnam($user);
-    printf "%-8d %-8d %-8s %-20s %-9s %s\n",$pid,$uid,$user,$name,$time,$mac{$pid};
-  }
+open( PS, "ps $PS_STR |" ) || die "Unable to open a pipe to ``ps''";
+
+while (<PS>) {
+    next if ( $_ !~ /$MAC_PROCESS/ );
+    my ( $user, $pid, $ppid, $time, $name, $uid, $t );
+    $_ =~ /$MATCH_STR/;
+    $user = $1;
+    $pid  = $2;
+    $ppid = $3;
+    $time = $4;
+
+    if ( $ppid != 1 ) {
+        ( $t, $t, $uid, $t, $t, $t, $name, $t, $t ) = getpwnam($user);
+	($name) = ( $name =~ /(^[^,]+)/ );
+        printf "%-8d %-8d %-16s %-20s %-9s %s\n", $pid, $uid, $user, $name,
+          $time, $mac{$pid};
+    }
 }
 
-close(PS);  
+close(PS);
-- 
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