basic smb handling

1 files changed, 57 insertions, 0 deletions

diff --git a/perl-install/network/smb.pm b/perl-install/network/smb.pm
new file mode 100644
index 000000000..d5c128b41
--- /dev/null
+++ b/perl-install/network/smb.pm
@@ -0,0 +1,57 @@
+package network::smb;
+
+use common;
+use network::network;
+
+sub check {
+    my ($in) = @_;
+    my $f = '/usr/bin/nmblookup';
+    -e $f or $in->do_pkgs->install('samba-client');
+    -e $f or $in->ask_warn('', "Mandatory package samba-client is missing"), return;
+    1;
+}
+
+
+sub find_servers() {
+    my (undef, @l) = `nmblookup "*"`;
+    s/\s.*\n// foreach @l;
+    my @servers = grep { network::network::is_ip($_) } @l;
+    my %servers;
+    $servers{$_}{ip} = $_ foreach @servers;
+    my ($ip);
+    foreach (`nmblookup -A @servers`) {
+	if (my $nb = /^Looking up status of (\S+)/ .. /^$/) {
+	    if ($nb == 1) {
+		$ip = $1;
+	    } else {
+		/<00>/ or next;
+		$servers{$ip}{/<GROUP>/ ? 'group' : 'name'} ||= lc first(/(\S+)/);
+	    }
+	}
+    }
+    values %servers;
+}
+
+sub find_exports {
+    my ($server) = @_;
+    my @l;
+    my $name  = $server->{name}  ? " -L $server->{name}"  : '';
+    my $group = $server->{group} ? " -W $server->{group}" : '';
+
+    # WARNING: using smbclient -L is ugly. It can't handle more than 15
+    # characters shared names
+
+    foreach (`smbclient -U% -L -I $server->{ip}$name$group`) {
+	chomp;
+	s/^\t//;
+	my ($name, $type, $comment) = unpack "A15 A10 A*", $_;
+	if ($name eq '---------' && $type eq '----' && $comment eq '-------' .. /^$/) {
+	    push @l, { name => $name, type => $type, comment => $comment }
+	      if $type eq 'Disk' && $name ne 'ADMIN$';
+	}
+    }
+    @l;
+}
+
+1;
+