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authorJohn Terpstra <jht@samba.org>1998-11-16 12:03:16 +0000
committerJohn Terpstra <jht@samba.org>1998-11-16 12:03:16 +0000
commit7ce840a0edbba91befbbb0a6616d0ec4db95166f (patch)
tree41fb8c55e4d48c6c4025884deeeb09b0917fe0f7 /packaging/Caldera/findsmb
parent13d0b57baa887f8b43b1ad2c41305e27b3528fbe (diff)
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Updated packaging files (new for Caldera).
(This used to be commit 721a257c941a62508015c0939df40662f8da9a93)
Diffstat (limited to 'packaging/Caldera/findsmb')
-rw-r--r--packaging/Caldera/findsmb141
1 files changed, 141 insertions, 0 deletions
diff --git a/packaging/Caldera/findsmb b/packaging/Caldera/findsmb
new file mode 100644
index 0000000000..986c248177
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+++ b/packaging/Caldera/findsmb
@@ -0,0 +1,141 @@
+#!/usr/bin/perl
+#
+# Prints info on all smb responding machines on a subnet.
+# This script needs to be run on a machine without nmbd running and be
+# run as root to get correct info from WIN95 clients.
+#
+# syntax:
+# findsmb [subnet broadcast address]
+#
+# with no agrument it will list machines on the current subnet
+#
+# There will be a "+" in front of the workgroup name for machines that are
+# local master browsers for that workgroup. There will be an "*" in front
+# of the workgroup name for machines that are the domain master browser for
+# that workgroup.
+#
+
+$SAMBABIN = "/usr/bin";
+
+for ($i = 0; $i < 2; $i++) { # test for -d option and broadcast address
+ $_ = shift;
+ if (m/-d|-D/) {
+ $DEBUG = 1;
+ } else {
+ if ($_) {
+ $BCAST = "-B $_";
+ }
+ }
+}
+
+sub ipsort # do numeric sort on last field of IP address
+{
+ @t1 = split(/\./,$a);
+ @t2 = split(/\./,$b);
+ @t1[3] <=> @t2[3];
+}
+
+# look for all machines that respond to a name lookup
+
+open(NMBLOOKUP,"$SAMBABIN/nmblookup $BCAST '*'|") ||
+ die("Can't run nmblookup '*'.\n");
+
+# get rid of all lines that are not a response IP address,
+# strip everything but IP address and sort by last field in address
+
+@ipaddrs = sort ipsort grep(s/ \*<00>.*$//,<NMBLOOKUP>);
+
+# print header info
+
+print "\nIP ADDR NETBIOS NAME WORKGROUP/OS/VERSION $BCAST\n";
+print "---------------------------------------------------------------------\n";
+
+foreach $ip (@ipaddrs) # loop through each IP address found
+{
+ $ip =~ s/\n//; # strip newline from IP address
+
+# find the netbios names registered by each machine
+
+ open(NMBLOOKUP,"$SAMBABIN/nmblookup -r -A $ip|") ||
+ die("Can't get nmb name list.\n");
+ @nmblookup = <NMBLOOKUP>;
+ close NMBLOOKUP;
+
+# get the first <00> name
+
+ @name = grep(/<00>/,@nmblookup);
+ $_ = @name[0];
+ if ($_) { # we have a netbios name
+ if (/GROUP/) { # is it a group name
+ ($name, $aliases, $type, $length, @addresses) =
+ gethostbyaddr(pack('C4',split('\.',$ip)),2);
+ if (! $name) { # could not get name
+ $name = "unknown nis name";
+ }
+ } else {
+ /(\S+)/;
+ $name = $1;
+ }
+
+# do an smbclient command on the netbios name.
+
+ open(SMB,"$SAMBABIN/smbclient -N -L $name -I $ip -U% |") ||
+ die("Can't do smbclient command.\n");
+ @smb = <SMB>;
+ close SMB;
+
+ if ($DEBUG) { # if -d flag print results of nmblookup and smbclient
+ print "===============================================================\n";
+ print @nmblookup;
+ print @smb;
+ }
+
+# look for the OS= string
+
+ @info = grep(/OS=/,@smb);
+ $_ = @info[0];
+ if ($_) { # we found response
+ s/Domain=|OS=|Server=|\n//g; # strip out descriptions to make line shorter
+
+ } else { # no OS= string in response (WIN95 client)
+
+# for WIN95 clients get workgroup name from nmblookup response
+ @name = grep(/<00> - <GROUP>/,@nmblookup);
+ $_ = @name[0];
+ if ($_) {
+ /(\S+)/;
+ $_ = "[$1]";
+ } else {
+ $_ = "Unknown Workgroup";
+ }
+ }
+
+# see if machine registered a local master browser name
+ if (grep(/<1d>/,@nmblookup)) {
+ $master = '+'; # indicate local master browser
+ if (grep(/<1b>/,@nmblookup)) { # how about domain master browser?
+ $master = '*'; # indicate domain master browser
+ }
+ } else {
+ $master = ' '; # not a browse master
+ }
+
+# line up info in 3 columns
+
+ print "$ip".' 'x(16-length($ip))."$name".' 'x(14-length($name))."$master"."$_\n";
+
+ } else { # no netbios name found
+# try getting the host name
+ ($name, $aliases, $type, $length, @addresses) =
+ gethostbyaddr(pack('C4',split('\.',$ip)),2);
+ if (! $name) { # could not get name
+ $name = "unknown nis name";
+ }
+ if ($DEBUG) { # if -d flag print results of nmblookup
+ print "===============================================================\n";
+ print @nmblookup;
+ }
+ print "$ip".' 'x(16-length($ip))."$name\n";
+ }
+}
+