Current File : //usr/share/webmin/nis/solaris-lib.pl |
# solaris-lib.pl
# NIS functions for solaris
$binding_dir = "/var/yp/binding";
$yp_makefile = "/var/yp/Makefile";
# get_nis_support()
# Returns 0 for no support, 1 for client only, 2 for server and 3 for both
sub get_nis_support
{
local $rv;
$rv += 1 if (-x "/usr/lib/netsvc/yp/ypbind");
$rv += 2 if (-x "/usr/lib/netsvc/yp/ypserv");
return $rv;
}
# get_client_config()
# Returns a hash ref containing details of the client's NIS settings
sub get_client_config
{
local $nis;
open(DOM, "</etc/defaultdomain");
chop($nis->{'domain'} = <DOM>);
close(DOM);
if ($nis->{'domain'}) {
if (open(SRV, "<$binding_dir/$nis->{'domain'}/ypservers")) {
while(<SRV>) {
s/\r|\n//g;
push(@{$nis->{'servers'}}, $_);
}
close(SRV);
}
else {
$nis->{'broadcast'} = 1;
}
}
return $nis;
}
# save_client_config(&config)
# Saves and applies the NIS client configuration in the give hash.
# Returns an error message if any, or undef on success.
sub save_client_config
{
if ($_[0]->{'domain'}) {
# Check if the servers are in /etc/hosts
local @s = @{$_[0]->{'servers'}};
&foreign_require("net", "net-lib.pl");
foreach $s (@s) {
local $found = 0;
foreach $h (&foreign_call("net", "list_hosts")) {
$found++ if (&indexof($s, @{$h->{'hosts'}}) >= 0);
}
return &text("client_ehosts", $s) if (!$found);
}
# Write the files
&open_tempfile(DOM, ">/etc/defaultdomain");
&print_tempfile(DOM, $_[0]->{'domain'},"\n");
&close_tempfile(DOM);
mkdir("$binding_dir/$_[0]->{'domain'}", 0755);
if (@s) {
&open_tempfile(SRV,">$binding_dir/$_[0]->{'domain'}/ypservers");
foreach $s (@s) {
&print_tempfile(SRV, "$s\n");
}
&close_tempfile(SRV);
}
else {
unlink("$binding_dir/$_[0]->{'domain'}/ypservers");
}
}
else {
unlink("/etc/defaultdomain");
}
# Apply by running ypstop and ypstart
&system_logged("(/usr/lib/netsvc/yp/ypstop || /etc/init.d/yp stop) >/dev/null 2>&1");
&system_logged("domainname \"$_[0]->{'domain'}\" >/dev/null 2>&1");
&system_logged("(/usr/lib/netsvc/yp/ypstart || /etc/init.d/yp start) >/dev/null 2>&1");
sleep(2);
if ($_[0]->{'domain'}) {
local $out = `ypwhich 2>&1`;
if ($? || $out =~ /not\s+bound/i || $out =~ /can't\s+communicate/i) {
system("(/usr/lib/netsvc/yp/ypstop || /etc/init.d/yp stop) >/dev/null 2>&1");
return $text{'client_eypwhich'};
}
}
}
@nis_tables = ( "passwd", "group", "hosts", "ethers", "networks", "rpc",
"services", "protocols", "netgroup", "bootparams", "aliases",
"publickey", "netid", "netmasks", "c2secure", "timezone",
"auto.master", "auto.home" );
# show_server_config()
# Display a form for editing NIS server options
sub show_server_config
{
local ($var, $rule) = &parse_yp_makefile();
local $dom = `domainname`; chop($dom);
print "<tr> <td><b>$text{'server_boot'}</b></td> <td>\n";
if ($dom && -d "/var/yp/$dom") {
print "<i>$text{'server_already'}</i>\n";
}
else {
print "<input type=radio name=boot value=1 > $text{'yes'}\n";
print "<input type=radio name=boot value=0 checked > $text{'no'}\n";
}
print "</td>\n";
print "<td><b>$text{'server_domain'}</b></td>\n";
printf "<td><input type=radio name=domain_def value=1 %s> %s\n",
$dom ? '' : 'checked', $text{'server_none'};
printf "<input type=radio name=domain_def value=0 %s>\n",
$dom ? 'checked' : '';
printf "<input name=domain size=35 value='%s'></td> </tr>\n", $dom;
print "<tr> <td><b>$text{'server_type'}</b></td>\n";
printf "<td colspan=3><input type=radio name=type value=1 %s> %s\n",
$config{'slave'} ? '' : 'checked', $text{'server_master'};
printf "<input type=radio name=type value=0 %s> %s\n",
$config{'slave'} ? 'checked' : '', $text{'server_slave'};
printf "<input name=slave size=30 value='%s'></td> </tr>\n", $config{'slave'};
print "<tr> <td colspan=4><i>$text{'server_solaris'}</i></td> </tr>\n";
print "</table></td></tr></table><p>\n";
print "<table border width=100%>\n";
print "<tr $tb> <td><b>$text{'server_mheader'}</b></td> </tr>\n";
print "<tr $cb> <td><table width=100%>\n";
local %inall;
local @all = split(/\s+/, $rule->{'all'}->{'value'});
map { $inall{$_}++ } @all;
print "<tr> <td rowspan=4 valign=top><b>$text{'server_tables'}</b></td>\n";
print "<td rowspan=4><select multiple size=6 name=tables>\n";
foreach $t (&unique(@nis_tables, @all)) {
printf "<option value=%s %s>%s</option>\n",
$t, $inall{$t} ? 'selected' : '', $t;
}
print "</select></td>\n";
print "<td><b>$text{'server_dns'}</b></td>\n";
printf "<td><input type=radio name=b value='-b' %s> %s\n",
$var->{'B'}->{'value'} eq '-b' ? 'checked' : '', $text{'yes'};
printf "<input type=radio name=b value='' %s> %s</td> </tr>\n",
$var->{'B'}->{'value'} eq '-b' ? '' : 'checked', $text{'no'};
print "<tr> <td><b>$text{'server_push'}</b></td>\n";
printf "<td><input type=radio name=nopush value='\"\"' %s> %s\n",
$var->{'NOPUSH'}->{'value'} eq 'true' ? '' : 'checked', $text{'yes'};
printf "<input type=radio name=nopush value=true %s> %s</td> </tr>\n",
$var->{'NOPUSH'}->{'value'} eq 'true' ? 'checked' : '', $text{'no'};
print "<tr> <td><b>$text{'server_dir'}</b></td>\n";
printf "<td><input name=dir size=30 value='%s'> %s</td> </tr>\n",
$var->{'DIR'}->{'value'}, &file_chooser_button("dir", 0);
print "<tr> <td><b>$text{'server_pwdir'}</b></td>\n";
printf "<td><input name=pwdir size=30 value='%s'> %s</td> </tr>\n",
$var->{'PWDIR'}->{'value'}, &file_chooser_button("pwdir", 0);
}
# parse_server_config()
# Parse and save the NIS server options
sub parse_server_config
{
local ($var, $rule) = &parse_yp_makefile();
$in{'domain_def'} || $in{'domain'} =~ /^[A-Za-z0-9\.\-\_]+$/ ||
&error(&text('server_edomain', $in{'domain'}));
if ($in{'boot'} && $in{'domain_def'}) {
&error($text{'server_ebootdom'});
}
$in{'type'} || &to_ipaddress($in{'slave'}) ||
&to_ip6address($in{'slave'}) || &error($text{'server_eslave'});
-d $in{'dir'} || &error($text{'server_edir'});
-d $in{'pwdir'} || &error($text{'server_epwdir'});
&update_makefile($var->{'NOPUSH'}, $in{'nopush'});
&update_makefile($var->{'B'}, $in{'b'});
&update_makefile($rule->{'all'}, join(" ", split(/\0/, $in{'tables'})), "");
&update_makefile($var->{'DIR'}, $in{'dir'});
&update_makefile($var->{'PWDIR'}, $in{'pwdir'});
&flush_file_lines();
if ($in{'domain_def'}) {
unlink("/etc/defaultdomain");
&system_logged("domainname \"\" >/dev/null 2>&1");
}
else {
local $old = `domainname`; chop($old);
&open_tempfile(DOM, ">/etc/defaultdomain");
&print_tempfile(DOM, "$in{'domain'}\n");
&close_tempfile(DOM);
&system_logged("domainname \"$in{'domain'}\" >/dev/null 2>&1");
if ($in{'boot'}) {
# Create the domain directory
mkdir("/var/yp/$in{'domain'}", 0755);
&system_logged("rm -f /var/yp/*.time"); # force a remake
}
}
if ($in{'type'}) {
# Master server
delete($config{'slave'});
&apply_table_changes()
if (!$in{'domain_def'} && -d "/var/yp/$in{'domain'}");
}
else {
local $temp = &transname();
open(TEMP, ">$temp");
print TEMP "n\ny\n";
close(TEMP);
$out = &backquote_logged("/usr/sbin/ypinit -s $in{'slave'} <$temp 2>&1");
unlink($temp);
if ($?) { &error("<tt>$out</tt>"); }
$config{'slave'} = $in{'slave'};
}
&write_file("$module_config_directory/config", \%config);
&system_logged("(/usr/lib/netsvc/yp/ypstop || /etc/init.d/yp stop) >/dev/null 2>&1");
&system_logged("(/usr/lib/netsvc/yp/ypstart || /etc/init.d/yp start) >/dev/null 2>&1");
}
# get_server_mode()
# Returns 0 if the NIS server is inactive, 1 if active as a master, or 2 if
# active as a slave.
sub get_server_mode
{
local $dom = `domainname`; chop($dom);
return !$dom ? 0 : $config{'slave'} ? 2 : 1;
}
# parse_yp_makefile()
# Returns hashes of makefile variables and rules
sub parse_yp_makefile
{
# First parse joined lines
local $lnum = 0;
local (@lines, $llast);
open(MAKE, "<".$yp_makefile);
while(<MAKE>) {
s/\r|\n//g;
local $slash = (s/\\$//);
s/#.*$//;
if ($llast) {
$llast->{'value'} .= " $_";
$llast->{'eline'} = $lnum;
}
else {
push(@lines, { 'value' => $_,
'line' => $lnum,
'eline' => $lnum });
}
$llast = $slash ? $lines[$#lines] : undef;
$lnum++;
}
close(MAKE);
# Then look for variables and rules
local ($i, %var, %rule);
for($i=0; $i<@lines; $i++) {
if ($lines[$i]->{'value'} =~ /^\s*(\S+)\s*=\s*(.*)/) {
# Found a variable
$var{$1} = { 'name' => $1,
'value' => $2,
'type' => 0,
'line' => $lines[$i]->{'line'},
'eline' => $lines[$i]->{'eline'} };
}
elsif ($lines[$i]->{'value'} =~ /^\s*(\S+):\s*(.*)/) {
# Found a makefile rule
$rule{$1} = { 'name' => $1,
'value' => $2,
'type' => 1,
'code' => $lines[$i+1]->{'value'},
'line' => $lines[$i]->{'line'},
'eline' => $lines[$i+1]->{'eline'} };
$i++;
}
}
return ( \%var, \%rule );
}
# expand_vars(string, &vars)
sub expand_vars
{
local $rv = $_[0];
while($rv =~ /^(.*)\$\(([A-Za-z0-9_]+)\)(.*)$/) {
$rv = $1.$_[1]->{$2}->{'value'}.$3;
}
return $rv;
}
# update_makefile(&old, value, [value]);
sub update_makefile
{
local $lref = &read_file_lines($yp_makefile);
local @n;
if ($_[0]->{'type'} == 0) {
@n = ( "$_[0]->{'name'} = $_[1]" );
}
else {
@n = ( "$_[0]->{'name'}: $_[1]", $_[2] );
}
splice(@$lref, $_[0]->{'line'}, $_[0]->{'eline'} - $_[0]->{'line'} + 1, @n);
}
# apply_table_changes()
# Do whatever is necessary for the table text files to be loaded into
# the NIS server
sub apply_table_changes
{
if ($0 =~ /save_(\S+).cgi/) {
# Try to make just one table
local $table = $1;
local $ex = &system_logged("(cd /var/yp ; /usr/ccs/bin/make $table) >/dev/null 2>&1 </dev/null");
return if (!$ex);
}
&system_logged("(cd /var/yp ; /usr/ccs/bin/make) >/dev/null 2>&1 </dev/null");
}
# list_nis_tables()
# Returns a list of structures of all NIS tables
sub list_nis_tables
{
local @rv;
local ($var, $rule) = &parse_yp_makefile();
local $dom = `domainname`; chop($dom);
local @all = split(/\s+/, $rule->{'all'}->{'value'});
foreach $t (@all) {
local $table = { 'table' => $t,
'index' => scalar(@rv),
'domain' => $dom };
local $rt = $rule->{"$t.time"};
local @files = split(/\s+/, $rt->{'value'});
@files = map { &expand_vars($_, $var) } @files;
$table->{'files'} = \@files;
$table->{'type'} = $t eq 'passwd' && @files > 1 ? 'passwd_shadow' :
$t;
push(@rv, $table);
}
return @rv;
}
sub show_server_security
{
}
sub parse_server_security
{
&system_logged("(/usr/lib/netsvc/yp/ypstop || /etc/init.d/yp stop) >/dev/null 2>&1");
&system_logged("(/usr/lib/netsvc/yp/ypstart || /etc/init.d/yp start) >/dev/null 2>&1");
}
sub extra_config_files
{
local @rv = ( "/etc/defaultdomain" );
local $conf = &get_client_config();
if ($conf->{'domain'}) {
push(@rv, "$binding_dir/$conf->{'domain'}/ypservers");
}
return @rv;
}
1;