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luci-mod-network: Add DNS-RR resource record tab to DHCP

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As a convenience at load/save, the hex field de/encodes hex respectively

This follows https://github.com/openwrt/openwrt/pull/14975

Signed-off-by: Paul Donald <newtwen+github@gmail.com>
This commit is contained in:
Paul Donald 2023-12-23 18:27:59 +00:00 committed by Paul Donald
parent af48efd4f8
commit f88f9034f2
1 changed files with 65 additions and 0 deletions
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65
modules/luci-mod-network/htdocs/luci-static/resources/view/network/dhcp.js
View File

@ -876,6 +876,7 @@ return view.extend({
dnss.tab('srvhosts', _('SRV'));
dnss.tab('mxhosts', _('MX'));
dnss.tab('cnamehosts', _('CNAME'));
dnss.tab('dnsrr', _('DNS-RR'));
o = dnss.taboption('srvhosts', form.SectionValue, '__srvhosts__', form.TableSection, 'srvhost', null,
_('Bind service records to a domain name: specify the location of services. See <a href="%s">RFC2782</a>.').format('https://datatracker.ietf.org/doc/html/rfc2782')
@ -994,6 +995,70 @@ return view.extend({
so.value(ipv4, '%s (%s)'.format(ipv4, ipaddrs[ipv4]));
});
o = dnss.taboption('dnsrr', form.SectionValue, '__dnsrr__', form.TableSection, 'dnsrr', null,
_('Set an arbitrary resource record (RR) type.') + '<br/>' +
_('Hexdata is automatically en/decoded on save and load'));
ss = o.subsection;
ss.addremove = true;
ss.anonymous = true;
ss.sortable = true;
ss.rowcolors = true;
ss.nodescriptions = true;
function hexdecodeload(section_id) {
let arr = uci.get('dhcp', section_id, this.option) || [];
// Remove any spaces or colons from the hex string - they're allowed
arr = arr.replace(/[\s:]/g, '');
// Hex-decode the string before displaying
let decodedString = '';
for (let i = 0; i < arr.length; i += 2) {
decodedString += String.fromCharCode(parseInt(arr.substr(i, 2), 16));
}
return decodedString;
}
function hexencodesave(section, value) {
if (!value || value.length === 0) {
uci.unset('dhcp', section, 'hexdata');
return;
}
// Hex-encode the string before saving
const encodedArr = value.split('').map(c => c.charCodeAt(0).toString(16).padStart(2, '0')).join('');
uci.set('dhcp', section, this.option, encodedArr);
}
so = ss.option(form.Value, 'dnsrr', _('Resource Record Name'));
so.rmempty = false;
so.datatype = 'hostname';
so.placeholder = 'svcb.example.com.';
so = ss.option(form.Value, 'rrnumber', _('Resource Record Number'));
so.rmempty = false;
so.datatype = 'uinteger';
so.placeholder = '64';
so = ss.option(form.Value, 'hexdata', _('Raw Data'));
so.rmempty = true;
so.datatype = 'string';
so.placeholder = 'free-form string';
so.load = hexdecodeload;
so.write = hexencodesave;
so = ss.option(form.DummyValue, '_hexdata', _('Hex Data'));
so.width = '10%';
so.rawhtml = true;
so.load = function(section_id) {
let hexdata = uci.get('dhcp', section_id, 'hexdata') || [];
hexdata = hexdata.replace(/[:]/g, '');
if (hexdata) {
return hexdata.replace(/(.{20})/g, '$1<br/>'); // Inserts <br> after every 2 characters (hex pair)
} else {
return '';
}
}
o = s.taboption('ipsets', form.SectionValue, '__ipsets__', form.GridSection, 'ipset', null,
_('List of IP sets to populate with the IPs of DNS lookup results of the FQDNs also specified here.') + '<br />' +
_('The netfilter components below are only regarded when running fw4.'));