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whois.cgi
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#!/usr/local/bin/perl -w
#
# $Id$
#
# cgi-script to search for different things in the database
#
use strict;
use HOSTDB;
my $table_cols = 5;
## Generic Stockholm university HOSTDB CGI initialization
my ($table_blank_line, $table_hr_line, $empty_td) = HOSTDB::StdCGI::get_table_variables ($table_cols);
my $debug = HOSTDB::StdCGI::parse_debug_arg (@ARGV);
my ($hostdbini, $hostdb, $q, $remote_user) = HOSTDB::StdCGI::get_hostdb_and_sucgi ('Whois', $debug);
my (%links, $is_admin, $is_helpdesk, $me);
HOSTDB::StdCGI::get_cgi_common_variables ($q, $hostdb, $remote_user, \%links, \$is_admin, \$is_helpdesk, \$me);
## end generic initialization
## Generic Stockholm university HOSTDB CGI header
my (@l);
push (@l, "[<a HREF='$links{home}'>home</a>]") if ($links{home});
HOSTDB::StdCGI::print_cgi_header ($q, 'Search', $is_admin, $is_helpdesk, \%links, \@l);
## end generic header
whois_form ($q, $table_cols);
my $static_flag_days = $hostdbini->val ('subnet', 'static_flag_days');
my $dynamic_flag_days = $hostdbini->val ('subnet', 'static_flag_days');
perform_search ($hostdb, $q, $remote_user, $is_admin, $is_helpdesk, $static_flag_days, $dynamic_flag_days, $table_cols);
$q->end ();
sub whois_form
{
my $q = shift;
my $table_cols = shift;
my @popup_values = ('Guess', 'IP', 'FQDN', 'MAC', 'ID', 'Zone', 'Subnet', 'AliasID');
my $popup_value = '';
my $whoisdata;
$whoisdata = $q->param ('whoisdata') || $q->param ('data') || '';
my $t = $q->param ('whoisdatatype') || $q->param ('datatype') || $q->param ('type') || '';
my $in = lc ($t);
# since we have multiple possible form parameter names, and the input may have mixed
# case we must do some work to find out which value of the popup that should be pre-selected
foreach $t (@popup_values) {
if (lc ($t) eq $in) {
$popup_value = $t;
last;
}
}
# default to the first entry in @popup_values
$popup_value = $popup_values[0] if (! $popup_value);
# HTML
my $state_field = $q->state_field ();
my $me = $q->state_url ();
my $popup = $q->popup_menu (-name => 'whoisdatatype', -values => [@popup_values], -default => $popup_value);
my $datafield = $q->textfield ('whoisdata', $whoisdata);
my $submit = $q->submit (-name => 'Search', -class => 'button');
$q->print (<<EOH);
<table BORDER='0' CELLPADDING='0' CELLSPACING='0' WIDTH='100%'>
<tr>
<td COLSPAN='$table_cols' ALIGN='center'>
<form ACTION='$me' METHOD='post'>
$state_field
Search for
$popup
$datafield
$submit
</form>
</td>
</tr>
$table_blank_line
</table>
EOH
return 1;
}
sub perform_search
{
my $hostdb = shift;
my $q = shift;
my $remote_user = shift;
my $is_admin = shift;
my $is_helpdesk = shift;
my $static_flag_days = shift;
my $dynamic_flag_days = shift;
my $table_cols = shift;
my $whoisdata = $q->param ('whoisdata') || $q->param ('data') || '';
if ($whoisdata) {
$q->print (<<EOH);
<table BORDER='0' CELLPADDING='0' CELLSPACING='0' WIDTH='100%'>
<!-- table width disposition tds -->
<tr>
<td WIDTH='20%'> </td>
<td WIDTH='20%'> </td>
<td WIDTH='20%'> </td>
<td WIDTH='20%'> </td>
<td WIDTH='20%'> </td>
</tr>
EOH
my $search_for = lc ($whoisdata);
my $t = $q->param ('whoisdatatype') || $q->param ('datatype') || $q->param ('type') || '';
my $whoisdatatype = lc ($t);
$search_for =~ s/^\s*(\S+)\s*$/$1/o; # trim spaces
if ($whoisdatatype eq 'guess') {
# check if it is a subnet - findhost () is uncapable of that
$whoisdatatype = 'subnet' if ($hostdb->is_valid_subnet ($search_for));
}
my @host_refs;
if ($whoisdatatype eq 'zone') {
if ($hostdb->is_valid_domainname ($search_for)) {
my $zone = $hostdb->findzonebyname ($search_for);
if (defined ($zone)) {
my $zonename = $zone->zonename ();
# do access control
if (! $is_admin and ! $is_helpdesk) {
if (! $hostdb->auth->is_allowed_write ($zone, $remote_user)) {
error_line ($q, "You do not have sufficient access to zone '$zonename'");
my $i = localtime () . " modifyhost.cgi[$$]";
warn ("$i User '$remote_user' (from $ENV{REMOTE_ADDR}) tried to list zone '$zonename'\n");
return 0;
}
}
@host_refs = $hostdb->findhostbyzone ($search_for);
my $hostdbini = $hostdb->inifile ();
my $static_flag_days = $hostdbini->val ('subnet', 'static_flag_days');
my $dynamic_flag_days = $hostdbini->val ('subnet', 'static_flag_days');
print_zone_info ($q, $hostdb, $zone, \@host_refs,
$static_flag_days, $dynamic_flag_days,
$is_admin, $is_helpdesk, $table_cols);
} else {
error_line ($q, "No such zone: '$search_for'");
}
} else {
error_line ($q, "'$search_for' is not a valid domainname");
}
} elsif ($whoisdatatype eq 'subnet') {
if ($hostdb->is_valid_ip ($search_for)) {
# user has not entered a subnet size, default to /24
$search_for .= '/24';
}
if ($hostdb->is_valid_subnet ($search_for)) {
my @subnets = $hostdb->findsubnetlongerprefix ($search_for);
foreach my $subnet ($hostdb->findsubnetlongerprefix ($search_for)) {
print_brief_subnet ($hostdb, $q, $subnet, $remote_user, $is_admin, $is_helpdesk);
}
} else {
error_line ($q, "'$search_for' is not a valid subnet");
}
return undef;
} elsif ($whoisdatatype eq 'aliasid') {
if ($search_for !~ /^\d+$/) {
error_line ($q, "Invalid alias ID : '$search_for'");
} else {
my $alias = $hostdb->findhostaliasbyid ($search_for);
print_alias ($hostdb, $q, $alias, $remote_user, $is_admin, $is_helpdesk);
$q->print ("$table_blank_line");
}
} else {
if (is_wildcard ($search_for)) {
if (! $is_admin and ! $is_helpdesk) {
error_line ($q, "You are not permitted to search using wildcards");
warn ("You are not permitted to search using wildcards");
return undef;
}
@host_refs = $hostdb->findhostbywildcardname ($search_for);
} else {
@host_refs = $hostdb->findhost ($whoisdatatype, $search_for);
}
}
if ($hostdb->{error}) {
error_line ($q, $hostdb->{error});
return undef;
}
if (@host_refs) {
if (1 == @host_refs) {
# only one host, show detailed information
foreach my $host (@host_refs) {
$q->print ("<tr><th COLSPAN='4' ALIGN='left'>Host :</th></tr>");
print_host_info ($q, $hostdb, $host, $remote_user, $is_admin, $is_helpdesk, $table_cols);
}
} else {
# more than one host record, show brief information
$q->print (<<EOH);
<tr>
<th ALIGN='left'> IP</td>
<th ALIGN='left'> Hostname</td>
<th ALIGN='left'> MAC address</td>
<th ALIGN='left'> Last used</td>
<th ALIGN='left'> Comment</th>
</tr>
EOH
foreach my $host (@host_refs) {
print_brief_host_info ($q, $hostdb, $host, $static_flag_days, $dynamic_flag_days);
print_brief_host_aliases ($q, $host);
}
}
#$q->print ($table_hr_line);
$q->print ("\n\t\t</table>\n");
return 1;
} else {
if ($whoisdatatype eq 'aliasid') {
# placeholder
$q->print ("\n");
} elsif ($whoisdatatype eq 'zone') {
if ($search_for !~ /\.in-addr\.arpa$/) {
$q->print (<<EOH);
<tr>
<td COLSPAN='$table_cols'>No hosts found in zone '$search_for'</td>
</tr>
EOH
}
} else {
error_line ($q, "No match, searched for '$search_for' of type '$whoisdatatype'");
if ($hostdb->is_valid_domainname ($search_for)) {
my $me = $q->state_url ();
$q->print (<<EOH);
$empty_td
<tr><td COLSPAN='$table_cols'>
Maybe you intended to
<a HREF='$me;whoisdatatype=zone;whoisdata=$search_for'>search for a zone</a>
called '$search_for'? I can\'t guess if it is a zonename
or a hostname.
</td></tr>
EOH
}
}
}
$q->print ("\n\t\t</table>\n");
return 0;
} else {
$q->print ("<!-- no whoisdata, not searching -->\n");
return undef;
}
}
sub print_zone_info
{
my $q = shift;
my $hostdb = shift;
my $zone = shift;
my $hosts_ref = shift;
my $static_flag_days = shift;
my $dynamic_flag_days = shift;
my $is_admin = shift;
my $is_helpdesk = shift;
my $table_cols = shift;
my ($zonename, $id, $delegated, $default_ttl, $serial, $ttl, $mname, $rname,
$refresh, $retry, $expiry, $minimum, $owner);
my $hostdbini = $hostdb->inifile ();
my %zone_defaults;
$zone_defaults{default_ttl} = $hostdbini->val ('zone', 'default_zone_ttl') || 'no default set';
$zone_defaults{soa_ttl} = $hostdbini->val ('zone', 'default_soa_ttl') || 'no default set';
$zone_defaults{soa_mname} = $hostdbini->val ('zone', 'default_soa_mname') || 'no default set';
$zone_defaults{soa_rname} = $hostdbini->val ('zone', 'default_soa_rname') || 'no default set';
$zone_defaults{soa_refresh} = $hostdbini->val ('zone', 'default_soa_refresh') || 'no default set';
$zone_defaults{soa_retry} = $hostdbini->val ('zone', 'default_soa_retry') || 'no default set';
$zone_defaults{soa_expiry} = $hostdbini->val ('zone', 'default_soa_expiry') || 'no default set';
$zone_defaults{soa_minimum} = $hostdbini->val ('zone', 'default_soa_minimum') || 'no default set';
# Statistics
my $static_hosts = 0;
my $static_in_use = 0;
my $dynamic_in_use = 0;
my $dynamic_hosts = 0;
foreach my $host (@$hosts_ref) {
my $h_u_t = $host->unix_mac_address_ts ();
if ($host->dhcpmode () eq 'DYNAMIC') {
$dynamic_hosts++;
$dynamic_in_use++ if (defined ($h_u_t) and
(time () - $h_u_t) < ($dynamic_flag_days * 86400));
} else {
$static_hosts++;
$static_in_use++ if (defined ($h_u_t) and
(time () - $h_u_t) < ($static_flag_days * 86400));
}
}
my $num_hosts = $static_hosts + $dynamic_hosts;
my $static_percent = int (safe_div ($static_hosts, $num_hosts) * 100);
my $dynamic_percent = int (safe_div ($dynamic_hosts, $num_hosts) * 100);
my $static_usage_percent = int (safe_div ($static_in_use, $static_hosts) * 100);
my $dynamic_usage_percent = int (safe_div ($dynamic_in_use, $dynamic_hosts) * 100);
my $addresses_needed = $static_in_use + $dynamic_hosts;
# HTML
$zonename = $zone->zonename ();
$id = $zone->id ();
$delegated = $zone->delegated ();
$serial = $zone->serial () || 'NULL';
$mname = $zone->mname () || 'default';
$rname = $zone->rname () || 'default';
$refresh = $zone->refresh () || 'default';
$retry = $zone->retry () || 'default';
$expiry = $zone->expiry () || 'default';
$minimum = $zone->minimum () || 'default';
$owner = $zone->owner ();
if ($zone->default_ttl ()) {
$default_ttl = $zone->default_ttl () . " seconds";
} else {
$default_ttl = 'default';
}
if ($zone->ttl ()) {
$ttl = $zone->ttl () . " seconds";
} else {
$ttl = 'default';
}
my $modifyzone_link = '';
if ($is_admin) {
$modifyzone_link = "[<a HREF='$links{modifyzone};id=$id'>edit</a>]" if ($links{modifyzone});
}
if ($delegated eq 'N') {
$delegated = 'No';
} elsif ($delegated eq 'Y') {
$delegated = '<font COLOR=\'red\'>Yes</font>';
}
# for interpolation
my $table_cols_1 = $table_cols - 1;
my $table_cols_2 = $table_cols - 2;
my $table_cols_3 = $table_cols - 3;
my $table_cols_4 = $table_cols - 4;
$q->print (<<EOH);
<tr>
<th ALIGN='left'>Zone</th>
<th ALIGN='left'>$zonename</td>
<td COLSPAN='$table_cols_2'>$modifyzone_link </td>
</tr>
<tr>
<td> Delegated</td>
<td COLSPAN='$table_cols_1'>$delegated</td>
</tr>
<tr>
<td> Owner</td>
<td COLSPAN='$table_cols_1'>$owner</td>
</tr>
<tr>
<td> Default TTL</td>
<td>$default_ttl</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{default_ttl})</td>
</tr>
<tr>
<td> SOA ttl</td>
<td>$ttl</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_ttl})</td>
</tr>
<tr>
<th ALIGN='left' COLSPAN='$table_cols'>SOA parameters</strong></th>
</tr>
<tr>
<td> serial</td>
<td>$serial</td>
<td>-</td>
<td COLSPAN='$table_cols_1'> </td>
</tr>
<tr>
<td> mname</td>
<td>$mname</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_mname})</td>
</tr>
<tr>
<td> rname</td>
<td>$rname</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_rname})</td>
</tr>
<tr>
<td> refresh</td>
<td>$refresh</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_refresh})</td>
</tr>
<tr>
<td> retry</td>
<td>$retry</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_retry})</td>
</tr>
<tr>
<td> expiry</td>
<td>$expiry</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_expiry})</td>
</tr>
<tr>
<td> minimum</td>
<td>$minimum</td>
<td COLSPAN='$table_cols_3'>($zone_defaults{soa_minimum})</td>
</tr>
<tr>
<th ALIGN='left' COLSPAN='$table_cols'>Zone hosts statistics</strong></th>
</tr>
<tr>
<td>Hosts</td>
<td COLSPAN='$table_cols_2'>$num_hosts</td>
</tr>
<tr>
<td>Static hosts</td>
<td>$static_hosts ($static_percent%)</td>
<td>in use</td>
<td COLSPAN='$table_cols_4'>$static_in_use/$static_hosts ($static_usage_percent%)</td>
</tr>
<tr>
<td>Dynamic hosts</td>
<td>$dynamic_hosts ($dynamic_percent%)</td>
<td>in use</td>
<td COLSPAN='$table_cols_4'>$dynamic_in_use/$dynamic_hosts ($dynamic_usage_percent%)</td>
</tr>
$table_blank_line
<tr>
<td COLSPAN='2'>Addresses needed</td>
<td COLSPAN='$table_cols_2'>$static_in_use + $dynamic_hosts = $addresses_needed</td>
</tr>
$table_hr_line
EOH
return 1;
}
sub print_brief_host_info
{
my $q = shift;
my $hostdb = shift;
my $host = shift;
my $static_flag_days = shift;
my $dynamic_flag_days = shift;
# HTML
my $ip = $host->ip ();
my $id = $host->id ();
my $me = $q->state_url ();
my $hostname = $host->hostname () || '';
my $mac = $host->mac_address () || '';
my $mac_ts = $host->mac_address_ts () || '';
my $comment = get_formatted_comment ($host);
my $parent_link = '';
my $partof = $host->partof ();
if (defined ($partof) and $partof > 0) {
# find parent hostname
my $parent = $hostdb->findhostbyid ($partof);
if ($parent) {
my $h = $parent->hostname () || '';
$parent_link = "(<a HREF='$me;whoisdatatype=ID;whoisdata=$id'>$h</a>) ";
}
}
# split at space to only get date and not time
$mac_ts = (split (/\s/, $mac_ts))[0] || '';
$ip = "<a HREF='$me;whoisdatatype=ID;whoisdata=$id'>$ip</a>";
# check when host was last seen active on the network
my $ts_font = '';
my $ts_font_end = '';
my $ts_flag_color = '#dd0000'; # bright red
my $ts_flag_days = $static_flag_days;
my $h_u_t = $host->unix_mac_address_ts ();
if ($host->dhcpmode () eq 'DYNAMIC') {
$ts_flag_days = $dynamic_flag_days;
$mac = 'dynamic';
}
if (defined ($h_u_t) and
(time () - $h_u_t) >= ($ts_flag_days * 86400)) {
# host has not been seen in active use
# for $ts_flag_days days
$ts_font = "<font COLOR='$ts_flag_color'>";
$ts_font_end = '</font>';
}
$q->print (<<EOH);
<tr>
<td>$ip </td>
<td>$hostname $parent_link</td>
<td>$mac </td>
<td NOWRAP>${ts_font}${mac_ts}${ts_font_end} </td>
<td NOWRAP>${comment}</td>
</tr>
EOH
return 1;
}
sub print_brief_host_aliases
{
my $q = shift;
my $host = shift;
my @aliases = $host->init_aliases ();
foreach my $a (@aliases) {
my $aliasname = $a->aliasname ();
my $id = $a->id ();
my $alias_link = "<a HREF='$links{whois};type=aliasid;data=$id'>$aliasname</a>";
my $a_dnsstatus = $a->dnsstatus ();
if ($a_dnsstatus eq 'ENABLED') {
$a_dnsstatus = '';
} else {
$a_dnsstatus = " (dns <font color='red'><strong>DISABLED</strong></font>)";
}
$q->print (<<EOH);
<tr>
<td ALIGN='center'>alias</td>
<td COLSPAN='3'>$alias_link $a_dnsstatus</td>
<td> </td>
</tr>
EOH
}
return 1;
}
sub print_host_info
{
my $q = shift;
my $hostdb = shift;
my $host = shift;
my $remote_user = shift;
my $is_admin = shift;
my $is_helpdesk = shift;
my $table_cols = shift;
return undef if (! defined ($host));
# HTML
my $me = $q->state_url();
my $id = $host->id ();
my $parent = '-';
my $ip = $host->ip ();
my $mac = $host->mac_address () || 'NULL';
my $hostname = $host->hostname () || 'NULL';
my $comment = $host->comment () || 'NULL';
my $owner = $host->owner ();
my $dhcpstatus = $host->dhcpstatus ();
my $dhcpmode = $host->dhcpmode ();
my $dnsstatus = $host->dnsstatus ();
my $dnsmode = $host->dnsmode ();
my $ttl = $host->ttl () || 'default';
my $profile = $host->profile () || 'default';
my $dnszone = $host->dnszone () || '';
my $manual_dnszone = $host->manual_dnszone ();
my @warning;
# for interpolation
my $table_cols_1 = $table_cols - 1;
my $table_cols_2 = $table_cols - 2;
my $table_cols_3 = $table_cols - 3;
my $table_cols_4 = $table_cols - 4;
if ($host->partof ()) {
my @host_refs = $hostdb->findhost ('id', $host->partof ());
if ($host_refs[0]) {
my $parent_name = $host_refs[0]->hostname ();
my $parent_id = $host_refs[0]->id ();
$parent = "<a HREF='$me;whoisdatatype=ID;whoisdata=$parent_id'>$parent_id</a> ($parent_name)";
} else {
$parent = "$parent <font COLOR='red'><strong>Not found</strong></font>";
}
}
# get subnet
my $subnet = $hostdb->findsubnetbyip ($host->ip () || $q->param ('ip'));
# get zone
my $zone = $hostdb->findzonebyhostname ($host->hostname ());
# check that user is allowed to edit both current zone and subnet
my $authorized = 1;
if (! $is_admin and ! $is_helpdesk) {
$authorized = 0 if (! defined ($subnet) or ! $hostdb->auth->is_allowed_write ($subnet, $remote_user));
# if there is no zone, only base decision on subnet rights
$authorized = 0 if (defined ($zone) and ! $hostdb->auth->is_allowed_write ($zone, $remote_user));
}
# check that DNS zone is what it (most probably) should be
if (defined ($zone) and ($zone->zonename () ne $dnszone)) {
my $db_z = $zone->zonename ();
push (@warning, "Host object says DNS zone '$dnszone' but a database check proposes zone '$db_z'. " .
"If this is not a glue-record something needs to be fixed.");
}
if ($manual_dnszone eq 'Y') {
$manual_dnszone = "<font COLOR='red'>(Manual control)</font>";
} else {
$manual_dnszone = '';
}
my $zone_link;
if ($dnszone) {
$zone_link = "<a HREF='$me;whoisdatatype=zone;whoisdata=$dnszone'>$dnszone</a> $manual_dnszone";
} else {
$zone_link = "<font COLOR='red'>No zone set</font> $manual_dnszone";
}
my $modify_link = $authorized?"[<a HREF='$links{modifyhost};id=$id'>modify</a>]":'<!-- not authorized to modify -->';
my $hostattributes_link = '';
if ($is_admin or $is_helpdesk) {
my @attrs = $host->init_attributes ();
my $numattrs = scalar @attrs;
if ($numattrs > 0) {
if ($links{hostattributes}) {
$hostattributes_link = "[<a HREF='$links{hostattributes};id=$id'>attributes</a>]";
} else {
$hostattributes_link = "[$numattrs attributes but no path to hostattributes.cgi]";
}
} else {
$hostattributes_link = "[no attributes]";
}
}
my $add_alias_link = '';
if ($links{hostalias}) {
$add_alias_link = $authorized?"[<a HREF='$links{hostalias};hostid=$id'>add alias</a>]":'<!-- not authorized to modify -->';
}
my $aliases_tr = '';
my @hostaliases = $host->init_aliases ();
if (@hostaliases) {
my @a;
foreach my $alias (@hostaliases) {
my $a_id = $alias->id ();
my $a_name = $alias->aliasname ();
my $a_dnsstatus = html_color_disabled ($alias->dnsstatus ());
if ($a_dnsstatus eq 'Enabled') {
$a_dnsstatus = '';
} else {
$a_dnsstatus = " (dns $a_dnsstatus)";
}
push (@a, "<a HREF='$me;type=aliasid;data=$a_id'>$a_name</a>$a_dnsstatus");
}
my $aliases = join (", ", @a);
$aliases_tr =
"\t<tr>\n" .
"\t\t$empty_td\n" .
"\t\t<td>Aliases</td>\n" .
"\t\t<td COLSPAN='$table_cols_3'>$aliases</td>\n" .
"\t</tr>";
}
# format some things...
$dhcpstatus = html_color_disabled ($dhcpstatus);
$dnsstatus = html_color_disabled ($dnsstatus);
if ($dnsmode eq "A_AND_PTR") {
$dnsmode = "Both forward and reverse";
} elsif ($dnsmode eq "A") {
$dnsmode = "<font COLOR='red'>Only forward</font>";
}
if ($dhcpmode eq "STATIC") {
$dhcpmode = "Static";
} elsif ($dhcpmode eq "DYNAMIC") {
$dhcpmode = "Dynamic";
}
$q->print (<<EOH);
<tr>
$empty_td
<td>ID</td>
<td NOWRAP>$id $modify_link $hostattributes_link $add_alias_link</td>
</tr>
<tr>
$empty_td
<td>Parent</td>
<td>$parent</td>
</tr>
EOH
foreach my $t_warn (@warning) {
error_line ($q, $t_warn);
}
my $t_host;
foreach $t_host ($hostdb->findhostbypartof ($id)) {
my $child = $t_host->id ()?$t_host->id ():'-';
my $child_name = $t_host->hostname ();
$child = "<a HREF='$me;whoisdatatype=ID;whoisdata=$child'>$child</a> ($child_name)";
my $comment = get_formatted_comment ($host);
$q->print (<<EOH);
<tr>
$empty_td
<td>Child</td>
<td>$child</td>
<td COLSPAN='$table_cols_4'>$comment</td>
</tr>
EOH
}
$q->print (<<EOH);
$aliases_tr
$table_blank_line
<tr>
<th ALIGN='left' COLSPAN='$table_cols'>DNS</th>
</tr>
<tr>
$empty_td
<td>IP address</td>
<td COLSPAN='$table_cols_3'><strong>$ip</strong></td>
</tr>
<tr>
$empty_td
<td>Hostname</td>
<td COLSPAN='$table_cols_3'><strong>$hostname</strong></td>
</tr>
<tr>
$empty_td
<td>Zone</td>
<td COLSPAN='$table_cols_3'>$zone_link</td>
</tr>
<tr>
$empty_td
<td>TTL</td>
<td COLSPAN='$table_cols_3'>$ttl</td>
</tr>
<tr>
$empty_td
<td>Mode</td>
<td COLSPAN='$table_cols_3'>$dnsmode</td>
</tr>
<tr>
$empty_td
<td>Status</td>
<td COLSPAN='$table_cols_3'>$dnsstatus</td>
</tr>
$table_blank_line
<tr>
<th ALIGN='left' COLSPAN='$table_cols'>DHCP</th>
</tr>
<tr>
$empty_td
<td>MAC Address</td>
<td COLSPAN='$table_cols_3'>$mac</td>
</tr>
<tr>
$empty_td
<td>Mode</td>
<td COLSPAN='$table_cols_3'>$dhcpmode</td>
</tr>
<tr>
$empty_td
<td>Status</td>
<td COLSPAN='$table_cols_3'>$dhcpstatus</td>
</tr>
$table_blank_line
<tr>
<th ALIGN='left' COLSPAN='$table_cols'>General</th>
</tr>
<tr>
$empty_td
<td>Profile</td>
<td COLSPAN='$table_cols_3'><strong>$profile</strong></td>
</tr>
<tr>
$empty_td
<td>Comment</td>
<td COLSPAN='$table_cols_3'>$comment</td>
</tr>
<tr>
$empty_td
<td>Owner</td>
<td COLSPAN='$table_cols_3'>$owner</td>
</tr>
$table_blank_line
EOH
if ($subnet) {
# HTML
my $s = $subnet->subnet ();
my $netmask = $subnet->netmask ();
my $desc = $subnet->description ();
$s = "<a HREF='$links{showsubnet};subnet=$s'>$s</a>" if ($links{showsubnet});
$q->print (<<EOH);
<tr>
<th ALIGN='left'>Subnet</th>
<td COLSPAN='$table_cols_2'>$s</td>
</tr>
<tr>
$empty_td
<td>Netmask</td>
<td COLSPAN='$table_cols_3'>$netmask</td>
</tr>
<tr>
$empty_td
<td>Description</td>
<td COLSPAN='$table_cols_3'>$desc</td>
</tr>
EOH
} else {
error_line ($q, "Search failed: could not find subnet in database");
}
$q->print ($table_blank_line);
return 1;
}
sub print_brief_subnet
{
my $hostdb = shift;
my $q = shift;
my $subnet = shift;
my $remote_user = shift;
my $is_admin = shift;
my $is_helpdesk = shift;
# HTML
my $id = $subnet->id ();
my $subnet_link = $subnet->subnet ();
if ($is_admin or $is_helpdesk or
$hostdb->auth->is_allowed_write ($subnet, $remote_user)) {
$subnet_link = "<a HREF='$links{showsubnet};id=$id'>" . $subnet->subnet () . "</a>" if ($links{showsubnet});
}
my $h_desc = $q->escapeHTML ($subnet->description ()?$subnet->description ():'no description');
$q->print (<<EOH);
<tr>
<td>$subnet_link</td>
<td COLSPAN='3'>$h_desc</td>
</tr>
EOH
return 1;
}
sub print_alias
{
my $hostdb = shift;
my $q = shift;
my $alias = shift;
my $remote_user = shift;
my $is_admin = shift;
my $is_helpdesk = shift;
error_line ($q, 'No alias found'), return undef unless ($alias);
my $me = $q->state_url ();
# HTML interpolation
my $aliasname = $alias->aliasname ();
my $id = $alias->id ();
my $hostid = $alias->hostid ();
my $comment = $alias->comment () || '';
my $ttl = $alias->ttl () || 'default';
my $dnsstatus = html_color_disabled ($alias->dnsstatus ());
my $hostname = 'NOT FOUND';
my $hostlink = '';
my $zone;
my $host = $hostdb->findhostbyid ($hostid);
if ($host) {
$hostname = $host->hostname ();
$hostlink = "<a HREF='$me;type=ID;data=$hostid'>$hostname</a>";
# get zone of host
$zone = $hostdb->findzonebyhostname ($host->hostname ());
}
# check that user is allowed to edit both current zone and subnet
my $authorized = 1;
if (! $is_admin and ! $is_helpdesk) {
# if there is no zone, disallow editing
$authorized = 0 if (! defined ($zone) or ! $hostdb->auth->is_allowed_write ($zone, $remote_user));
}
my $modify_link = '<!-- hostalias cgi not defined -->';
$modify_link = $authorized?"[<a HREF='$links{hostalias};id=$id'>modify</a>]":'<!-- not authorized to modify -->' if (defined ($links{hostalias}));
my $delete_link = '<!-- deletehostalias cgi not defined -->';
$delete_link = $authorized?"[<a HREF='$links{deletehostalias};id=$id'>delete</a>]":'<!-- not authorized to delete -->' if (defined ($links{deletehostalias}));
$q->print (<<EOH);
<tr><th COLSPAN='3' ALIGN='left'>Alias (CNAME) :</th></tr>
<tr>
$empty_td
<th ALIGN='left'>Aliasname</th>
<td>$aliasname</td>
</tr>
<tr>
$empty_td
<td>ID</td>
<td>$id $modify_link $delete_link</td>
</td>
<tr>
$empty_td
<td>DNS TTL</td>
<td>$ttl</td>
</tr>
<tr>
$empty_td
<td>DNS status</td>
<td>$dnsstatus</td>
</tr>
$table_blank_line
<tr>
$empty_td
<td>Comment</td>
<td>$comment</td>
</tr>
$table_blank_line
<tr>
$empty_td
<th ALIGN='left'>Hostname</th>
<td>$hostlink</td>
</tr>
EOH
}
sub safe_div
{
my $a = shift;
my $b = shift;
return ($a / $b) if ($a != 0 and $b != 0);
return 0;
}
sub is_wildcard
{
my $in = shift;
return 1 if ($in =~ /%/);
return 1 if ($in =~ /\*/);
return 0;
}
sub html_color_disabled
{