modules/luci-mod-network/htdocs/luci-static/resources/view/network/dhcp.js

   1 'use strict';
   2 'require view';
   3 'require dom';
   4 'require poll';
   5 'require rpc';
   6 'require uci';
   7 'require form';
   8 'require network';
   9 'require validation';
  10 'require tools.widgets as widgets';
  11
  12 var callHostHints, callDUIDHints, callDHCPLeases, CBILeaseStatus, CBILease6Status;
  13
  14 callHostHints = rpc.declare({
  15         object: 'luci-rpc',
  16         method: 'getHostHints',
  17         expect: { '': {} }
  18 });
  19
  20 callDUIDHints = rpc.declare({
  21         object: 'luci-rpc',
  22         method: 'getDUIDHints',
  23         expect: { '': {} }
  24 });
  25
  26 callDHCPLeases = rpc.declare({
  27         object: 'luci-rpc',
  28         method: 'getDHCPLeases',
  29         expect: { '': {} }
  30 });
  31
  32 CBILeaseStatus = form.DummyValue.extend({
  33         renderWidget: function(section_id, option_id, cfgvalue) {
  34                 return E([
  35                         E('h4', _('Active DHCP Leases')),
  36                         E('table', { 'id': 'lease_status_table', 'class': 'table' }, [
  37                                 E('tr', { 'class': 'tr table-titles' }, [
  38                                         E('th', { 'class': 'th' }, _('Hostname')),
  39                                         E('th', { 'class': 'th' }, _('IPv4 address')),
  40                                         E('th', { 'class': 'th' }, _('MAC address')),
  41                                         E('th', { 'class': 'th' }, _('Lease time remaining'))
  42                                 ]),
  43                                 E('tr', { 'class': 'tr placeholder' }, [
  44                                         E('td', { 'class': 'td' }, E('em', _('Collecting data...')))
  45                                 ])
  46                         ])
  47                 ]);
  48         }
  49 });
  50
  51 CBILease6Status = form.DummyValue.extend({
  52         renderWidget: function(section_id, option_id, cfgvalue) {
  53                 return E([
  54                         E('h4', _('Active DHCPv6 Leases')),
  55                         E('table', { 'id': 'lease6_status_table', 'class': 'table' }, [
  56                                 E('tr', { 'class': 'tr table-titles' }, [
  57                                         E('th', { 'class': 'th' }, _('Host')),
  58                                         E('th', { 'class': 'th' }, _('IPv6 address')),
  59                                         E('th', { 'class': 'th' }, _('DUID')),
  60                                         E('th', { 'class': 'th' }, _('Lease time remaining'))
  61                                 ]),
  62                                 E('tr', { 'class': 'tr placeholder' }, [
  63                                         E('td', { 'class': 'td' }, E('em', _('Collecting data...')))
  64                                 ])
  65                         ])
  66                 ]);
  67         }
  68 });
  69
  70 function calculateNetwork(addr, mask) {
  71         addr = validation.parseIPv4(String(addr));
  72
  73         if (!isNaN(mask))
  74                 mask = validation.parseIPv4(network.prefixToMask(+mask));
  75         else
  76                 mask = validation.parseIPv4(String(mask));
  77
  78         if (addr == null || mask == null)
  79                 return null;
  80
  81         return [
  82                 [
  83                         addr[0] & (mask[0] >>> 0 & 255),
  84                         addr[1] & (mask[1] >>> 0 & 255),
  85                         addr[2] & (mask[2] >>> 0 & 255),
  86                         addr[3] & (mask[3] >>> 0 & 255)
  87                 ].join('.'),
  88                 mask.join('.')
  89         ];
  90 }
  91
  92 function getDHCPPools() {
  93         return uci.load('dhcp').then(function() {
  94                 let sections = uci.sections('dhcp', 'dhcp'),
  95                     tasks = [], pools = [];
  96
  97                 for (var i = 0; i < sections.length; i++) {
  98                         if (sections[i].ignore == '1' || !sections[i].interface)
  99                                 continue;
 100
 101                         tasks.push(network.getNetwork(sections[i].interface).then(L.bind(function(section_id, net) {
 102                                 var cidr = net ? (net.getIPAddrs()[0] || '').split('/') : null;
 103
 104                                 if (cidr && cidr.length == 2) {
 105                                         var net_mask = calculateNetwork(cidr[0], cidr[1]);
 106
 107                                         pools.push({
 108                                                 section_id: section_id,
 109                                                 network: net_mask[0],
 110                                                 netmask: net_mask[1]
 111                                         });
 112                                 }
 113                         }, null, sections[i]['.name'])));
 114                 }
 115
 116                 return Promise.all(tasks).then(function() {
 117                         return pools;
 118                 });
 119         });
 120 }
 121
 122 function validateHostname(sid, s) {
 123         if (s == null || s == '')
 124                 return true;
 125
 126         if (s.length > 256)
 127                 return _('Expecting: %s').format(_('valid hostname'));
 128
 129         var labels = s.replace(/^\.+|\.$/g, '').split(/\./);
 130
 131         for (var i = 0; i < labels.length; i++)
 132                 if (!labels[i].match(/^[a-z0-9_](?:[a-z0-9-]{0,61}[a-z0-9])?$/i))
 133                         return _('Expecting: %s').format(_('valid hostname'));
 134
 135         return true;
 136 }
 137
 138 function validateAddressList(sid, s) {
 139         if (s == null || s == '')
 140                 return true;
 141
 142         var m = s.match(/^\/(.+)\/$/),
 143             names = m ? m[1].split(/\//) : [ s ];
 144
 145         for (var i = 0; i < names.length; i++) {
 146                 var res = validateHostname(sid, names[i]);
 147
 148                 if (res !== true)
 149                         return res;
 150         }
 151
 152         return true;
 153 }
 154
 155 function validateServerSpec(sid, s) {
 156         if (s == null || s == '')
 157                 return true;
 158
 159         var m = s.match(/^(?:\/(.+)\/)?(.*)$/);
 160         if (!m)
 161                 return _('Expecting: %s').format(_('valid hostname'));
 162
 163         var res = validateAddressList(sid, m[1]);
 164         if (res !== true)
 165                 return res;
 166
 167         if (m[2] == '' || m[2] == '#')
 168                 return true;
 169
 170         // ipaddr%scopeid#srvport@source@interface#srcport
 171
 172         m = m[2].match(/^([0-9a-f:.]+)(?:%[^#@]+)?(?:#(\d+))?(?:@([0-9a-f:.]+)(?:@[^#]+)?(?:#(\d+))?)?$/);
 173
 174         if (!m)
 175                 return _('Expecting: %s').format(_('valid IP address'));
 176
 177         if (validation.parseIPv4(m[1])) {
 178                 if (m[3] != null && !validation.parseIPv4(m[3]))
 179                         return _('Expecting: %s').format(_('valid IPv4 address'));
 180         }
 181         else if (validation.parseIPv6(m[1])) {
 182                 if (m[3] != null && !validation.parseIPv6(m[3]))
 183                         return _('Expecting: %s').format(_('valid IPv6 address'));
 184         }
 185         else {
 186                 return _('Expecting: %s').format(_('valid IP address'));
 187         }
 188
 189         if ((m[2] != null && +m[2] > 65535) || (m[4] != null && +m[4] > 65535))
 190                 return _('Expecting: %s').format(_('valid port value'));
 191
 192         return true;
 193 }
 194
 195 function validateMACAddr(pools, sid, s) {
 196         if (s == null || s == '')
 197                 return true;
 198
 199         var leases = uci.sections('dhcp', 'host'),
 200             this_macs = L.toArray(s).map(function(m) { return m.toUpperCase() });
 201
 202         for (var i = 0; i < pools.length; i++) {
 203                 var this_net_mask = calculateNetwork(this.section.formvalue(sid, 'ip'), pools[i].netmask);
 204
 205                 if (!this_net_mask)
 206                         continue;
 207
 208                 for (var j = 0; j < leases.length; j++) {
 209                         if (leases[j]['.name'] == sid || !leases[j].ip)
 210                                 continue;
 211
 212                         var lease_net_mask = calculateNetwork(leases[j].ip, pools[i].netmask);
 213
 214                         if (!lease_net_mask || this_net_mask[0] != lease_net_mask[0])
 215                                 continue;
 216
 217                         var lease_macs = L.toArray(leases[j].mac).map(function(m) { return m.toUpperCase() });
 218
 219                         for (var k = 0; k < lease_macs.length; k++)
 220                                 for (var l = 0; l < this_macs.length; l++)
 221                                         if (lease_macs[k] == this_macs[l])
 222                                                 return _('The MAC address %h is already used by another static lease in the same DHCP pool').format(this_macs[l]);
 223                 }
 224         }
 225
 226         return true;
 227 }
 228
 229 return view.extend({
 230         load: function() {
 231                 return Promise.all([
 232                         callHostHints(),
 233                         callDUIDHints(),
 234                         getDHCPPools(),
 235                         network.getDevices()
 236                 ]);
 237         },
 238
 239         render: function(hosts_duids_pools) {
 240                 var has_dhcpv6 = L.hasSystemFeature('dnsmasq', 'dhcpv6') || L.hasSystemFeature('odhcpd'),
 241                     hosts = hosts_duids_pools[0],
 242                     duids = hosts_duids_pools[1],
 243                     pools = hosts_duids_pools[2],
 244                     ndevs = hosts_duids_pools[3],
 245                     m, s, o, ss, so;
 246
 247                 m = new form.Map('dhcp', _('DHCP and DNS'),
 248                         _('Dnsmasq is a lightweight <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr> server and <abbr title="Domain Name System">DNS</abbr> forwarder.'));
 249
 250                 s = m.section(form.TypedSection, 'dnsmasq');
 251                 s.anonymous = true;
 252                 s.addremove = false;
 253
 254                 s.tab('general', _('General Settings'));
 255                 s.tab('relay', _('Relay'));
 256                 s.tab('files', _('Resolv and Hosts Files'));
 257                 s.tab('pxe_tftp', _('PXE/TFTP Settings'));
 258                 s.tab('advanced', _('Advanced Settings'));
 259                 s.tab('leases', _('Static Leases'));
 260                 s.tab('hosts', _('Hostnames'));
 261                 s.tab('srvhosts', _('SRV'));
 262                 s.tab('mxhosts', _('MX'));
 263                 s.tab('ipsets', _('IP Sets'));
 264
 265                 s.taboption('general', form.Flag, 'domainneeded',
 266                         _('Domain required'),
 267                         _('Do not forward DNS queries without dots or domain parts.'));
 268
 269                 s.taboption('general', form.Flag, 'authoritative',
 270                         _('Authoritative'),
 271                         _('This is the only DHCP server in the local network.'));
 272
 273                 s.taboption('general', form.Value, 'local',
 274                         _('Local server'),
 275                         _('Never forward matching domains and subdomains, resolve from DHCP or hosts files only.'));
 276
 277                 s.taboption('general', form.Value, 'domain',
 278                         _('Local domain'),
 279                         _('Local domain suffix appended to DHCP names and hosts file entries.'));
 280
 281                 o = s.taboption('general', form.Flag, 'logqueries',
 282                         _('Log queries'),
 283                         _('Write received DNS queries to syslog.'));
 284                 o.optional = true;
 285
 286                 o = s.taboption('general', form.DynamicList, 'server',
 287                         _('DNS forwardings'),
 288                         _('List of upstream resolvers to forward queries to.'));
 289                 o.optional = true;
 290                 o.placeholder = '/example.org/10.1.2.3';
 291                 o.validate = validateServerSpec;
 292
 293                 o = s.taboption('general', form.DynamicList, 'address',
 294                         _('Addresses'),
 295                         _('Resolve specified FQDNs to an IP.') + '<br />' +
 296                         _('Syntax: <code>/fqdn[/fqdn…]/[ipaddr]</code>.') + '<br />' +
 297                         _('<code>/#/</code> matches any domain. <code>/example.com/</code> returns NXDOMAIN.') + '<br />' +
 298                         _('<code>/example.com/#</code> returns NULL addresses (<code>0.0.0.0</code> and <code>::</code>) for example.com and its subdomains.'));
 299                 o.optional = true;
 300                 o.placeholder = '/router.local/router.lan/192.168.0.1';
 301
 302                 o = s.taboption('general', form.DynamicList, 'ipset',
 303                         _('IP sets'),
 304                         _('List of IP sets to populate with the specified domain IPs.'));
 305                 o.optional = true;
 306                 o.placeholder = '/example.org/ipset,ipset6';
 307
 308                 o = s.taboption('general', form.Flag, 'rebind_protection',
 309                         _('Rebind protection'),
 310                         _('Discard upstream responses containing <a href="%s">RFC1918</a> addresses.').format('https://datatracker.ietf.org/doc/html/rfc1918'));
 311                 o.rmempty = false;
 312
 313                 o = s.taboption('general', form.Flag, 'rebind_localhost',
 314                         _('Allow localhost'),
 315                         _('Exempt <code>127.0.0.0/8</code> and <code>::1</code> from rebinding checks, e.g. for RBL services.'));
 316                 o.depends('rebind_protection', '1');
 317
 318                 o = s.taboption('general', form.DynamicList, 'rebind_domain',
 319                         _('Domain whitelist'),
 320                         _('List of domains to allow RFC1918 responses for.'));
 321                 o.depends('rebind_protection', '1');
 322                 o.optional = true;
 323                 o.placeholder = 'ihost.netflix.com';
 324                 o.validate = validateAddressList;
 325
 326                 o = s.taboption('general', form.Flag, 'localservice',
 327                         _('Local service only'),
 328                         _('Accept DNS queries only from hosts whose address is on a local subnet.'));
 329                 o.optional = false;
 330                 o.rmempty = false;
 331
 332                 o = s.taboption('general', form.Flag, 'nonwildcard',
 333                         _('Non-wildcard'),
 334                         _('Bind dynamically to interfaces rather than wildcard address.'));
 335                 o.default = o.enabled;
 336                 o.optional = false;
 337                 o.rmempty = true;
 338
 339                 o = s.taboption('general', form.DynamicList, 'interface',
 340                         _('Listen interfaces'),
 341                         _('Listen only on the specified interfaces, and loopback if not excluded explicitly.'));
 342                 o.optional = true;
 343                 o.placeholder = 'lan';
 344
 345                 o = s.taboption('general', form.DynamicList, 'notinterface',
 346                         _('Exclude interfaces'),
 347                         _('Do not listen on the specified interfaces.'));
 348                 o.optional = true;
 349                 o.placeholder = 'loopback';
 350
 351                 o = s.taboption('relay', form.SectionValue, '__relays__', form.TableSection, 'relay', null,
 352                         _('Relay DHCP requests elsewhere. OK: v4↔v4, v6↔v6. Not OK: v4↔v6, v6↔v4.')
 353                         + '<br />' + _('Note: you may also need a DHCP Proxy (currently unavailable) when specifying a non-standard Relay To port(<code>addr#port</code>).')
 354                         + '<br />' + _('You may add multiple unique Relay To on the same Listen addr.'));
 355
 356                 ss = o.subsection;
 357
 358                 ss.addremove = true;
 359                 ss.anonymous = true;
 360                 ss.sortable  = true;
 361                 ss.rowcolors = true;
 362                 ss.nodescriptions = true;
 363
 364                 so = ss.option(form.Value, 'id', _('ID'));
 365                 so.rmempty = false;
 366                 so.optional = true;
 367
 368                 so = ss.option(widgets.NetworkSelect, 'interface', _('Interface'));
 369                 so.optional = true;
 370                 so.rmempty = false;
 371                 so.placeholder = 'lan';
 372
 373                 so = ss.option(form.Value, 'local_addr', _('Listen address'));
 374                 so.rmempty = false;
 375                 so.datatype = 'ipaddr';
 376
 377                 for (var family = 4; family <= 6; family += 2) {
 378                         for (var i = 0; i < ndevs.length; i++) {
 379                                 var addrs = (family == 6) ? ndevs[i].getIP6Addrs() : ndevs[i].getIPAddrs();
 380                                 for (var j = 0; j < addrs.length; j++)
 381                                         so.value(addrs[j].split('/')[0]);
 382                         }
 383                 }
 384
 385                 so = ss.option(form.Value, 'server_addr', _('Relay To address'));
 386                 so.rmempty = false;
 387                 so.optional = false;
 388                 so.placeholder = '192.168.10.1#535';
 389
 390                 so.validate = function(section, value) {
 391                         var m = this.section.formvalue(section, 'local_addr'),
 392                             n = this.section.formvalue(section, 'server_addr'),
 393                             p;
 394                         if (n != null && n != '')
 395                             p = n.split('#');
 396                                 if (p.length > 1 && !/^[0-9]+$/.test(p[1]))
 397                                         return _('Expected port number.');
 398                                 else
 399                                         n = p[0];
 400
 401                         if ((m == null || m == '') && (n == null || n == ''))
 402                                 return _('Both Listen addr and Relay To must be specified.');
 403
 404                         if ((validation.parseIPv6(m) && validation.parseIPv6(n)) ||
 405                                 validation.parseIPv4(m) && validation.parseIPv4(n))
 406                                 return true;
 407                         else
 408                                 return _('Listen and Relay To IP family must be homogeneous.')
 409                 };
 410
 411                 s.taboption('files', form.Flag, 'readethers',
 412                         _('Use <code>/etc/ethers</code>'),
 413                         _('Read <code>/etc/ethers</code> to configure the DHCP server.'));
 414
 415                 s.taboption('files', form.Value, 'leasefile',
 416                         _('Lease file'),
 417                         _('File to store DHCP lease information.'));
 418
 419                 o = s.taboption('files', form.Flag, 'noresolv',
 420                         _('Ignore resolv file'));
 421                 o.optional = true;
 422
 423                 o = s.taboption('files', form.Value, 'resolvfile',
 424                         _('Resolv file'),
 425                         _('File with upstream resolvers.'));
 426                 o.depends('noresolv', '0');
 427                 o.placeholder = '/tmp/resolv.conf.d/resolv.conf.auto';
 428                 o.optional = true;
 429
 430                 o = s.taboption('files', form.Flag, 'nohosts',
 431                         _('Ignore <code>/etc/hosts</code>'));
 432                 o.optional = true;
 433
 434                 o = s.taboption('files', form.DynamicList, 'addnhosts',
 435                         _('Additional hosts files'));
 436                 o.optional = true;
 437                 o.placeholder = '/etc/dnsmasq.hosts';
 438
 439                 o = s.taboption('advanced', form.Flag, 'quietdhcp',
 440                         _('Suppress logging'),
 441                         _('Suppress logging of the routine operation for the DHCP protocol.'));
 442                 o.optional = true;
 443
 444                 o = s.taboption('advanced', form.Flag, 'sequential_ip',
 445                         _('Allocate IPs sequentially'),
 446                         _('Allocate IP addresses sequentially, starting from the lowest available address.'));
 447                 o.optional = true;
 448
 449                 o = s.taboption('advanced', form.Flag, 'boguspriv',
 450                         _('Filter private'),
 451                         _('Do not forward reverse lookups for local networks.'));
 452                 o.default = o.enabled;
 453
 454                 s.taboption('advanced', form.Flag, 'filterwin2k',
 455                         _('Filter useless'),
 456                         _('Avoid uselessly triggering dial-on-demand links (filters SRV/SOA records and names with underscores).') + '<br />' +
 457                         _('May prevent VoIP or other services from working.'));
 458
 459                 o = s.taboption('advanced', form.Flag, 'filter_aaaa',
 460                         _('Filter IPv6 AAAA records'),
 461                         _('Remove IPv6 addresses from the results and only return IPv4 addresses.') + '<br />' +
 462                         _('Can be useful if ISP has IPv6 nameservers but does not provide IPv6 routing.'));
 463                 o.optional = true;
 464
 465                 o = s.taboption('advanced', form.Flag, 'filter_a',
 466                         _('Filter IPv4 A records'),
 467                         _('Remove IPv4 addresses from the results and only return IPv6 addresses.'));
 468                 o.optional = true;
 469
 470                 s.taboption('advanced', form.Flag, 'localise_queries',
 471                         _('Localise queries'),
 472                         _('Return answers to DNS queries matching the subnet from which the query was received if multiple IPs are available.'));
 473
 474                 if (L.hasSystemFeature('dnsmasq', 'dnssec')) {
 475                         o = s.taboption('advanced', form.Flag, 'dnssec',
 476                                 _('DNSSEC'),
 477                                 _('Validate DNS replies and cache DNSSEC data, requires upstream to support DNSSEC.'));
 478                         o.optional = true;
 479
 480                         o = s.taboption('advanced', form.Flag, 'dnsseccheckunsigned',
 481                                 _('DNSSEC check unsigned'),
 482                                 _('Verify unsigned domain responses really come from unsigned domains.'));
 483                         o.default = o.enabled;
 484                         o.optional = true;
 485                 }
 486
 487                 s.taboption('advanced', form.Flag, 'expandhosts',
 488                         _('Expand hosts'),
 489                         _('Add local domain suffix to names served from hosts files.'));
 490
 491                 s.taboption('advanced', form.Flag, 'nonegcache',
 492                         _('No negative cache'),
 493                         _('Do not cache negative replies, e.g. for non-existent domains.'));
 494
 495                 o = s.taboption('advanced', form.Value, 'serversfile',
 496                         _('Additional servers file'),
 497                         _('File listing upstream resolvers, optionally domain-specific, e.g. <code>server=1.2.3.4</code>, <code>server=/domain/1.2.3.4</code>.'));
 498                 o.placeholder = '/etc/dnsmasq.servers';
 499
 500                 o = s.taboption('advanced', form.Flag, 'strictorder',
 501                         _('Strict order'),
 502                         _('Upstream resolvers will be queried in the order of the resolv file.'));
 503                 o.optional = true;
 504
 505                 o = s.taboption('advanced', form.Flag, 'allservers',
 506                         _('All servers'),
 507                         _('Query all available upstream resolvers.'));
 508                 o.optional = true;
 509
 510                 o = s.taboption('advanced', form.DynamicList, 'bogusnxdomain',
 511                         _('IPs to override with NXDOMAIN'),
 512                         _('List of IP addresses to convert into NXDOMAIN responses.'));
 513                 o.optional = true;
 514                 o.placeholder = '64.94.110.11';
 515
 516                 o = s.taboption('advanced', form.Value, 'port',
 517                         _('DNS server port'),
 518                         _('Listening port for inbound DNS queries.'));
 519                 o.optional = true;
 520                 o.datatype = 'port';
 521                 o.placeholder = 53;
 522
 523                 o = s.taboption('advanced', form.Value, 'queryport',
 524                         _('DNS query port'),
 525                         _('Fixed source port for outbound DNS queries.'));
 526                 o.optional = true;
 527                 o.datatype = 'port';
 528                 o.placeholder = _('any');
 529
 530                 o = s.taboption('advanced', form.Value, 'dhcpleasemax',
 531                         _('Max. DHCP leases'),
 532                         _('Maximum allowed number of active DHCP leases.'));
 533                 o.optional = true;
 534                 o.datatype = 'uinteger';
 535                 o.placeholder = _('unlimited');
 536
 537                 o = s.taboption('advanced', form.Value, 'ednspacket_max',
 538                         _('Max. EDNS0 packet size'),
 539                         _('Maximum allowed size of EDNS0 UDP packets.'));
 540                 o.optional = true;
 541                 o.datatype = 'uinteger';
 542                 o.placeholder = 1280;
 543
 544                 o = s.taboption('advanced', form.Value, 'dnsforwardmax',
 545                         _('Max. concurrent queries'),
 546                         _('Maximum allowed number of concurrent DNS queries.'));
 547                 o.optional = true;
 548                 o.datatype = 'uinteger';
 549                 o.placeholder = 150;
 550
 551                 o = s.taboption('advanced', form.Value, 'cachesize',
 552                         _('Size of DNS query cache'),
 553                         _('Number of cached DNS entries, 10000 is maximum, 0 is no caching.'));
 554                 o.optional = true;
 555                 o.datatype = 'range(0,10000)';
 556                 o.placeholder = 150;
 557
 558                 o = s.taboption('pxe_tftp', form.Flag, 'enable_tftp',
 559                         _('Enable TFTP server'),
 560                         _('Enable the built-in single-instance TFTP server.'));
 561                 o.optional = true;
 562
 563                 o = s.taboption('pxe_tftp', form.Value, 'tftp_root',
 564                         _('TFTP server root'),
 565                         _('Root directory for files served via TFTP. <em>Enable TFTP server</em> and <em>TFTP server root</em> turn on the TFTP server and serve files from <em>TFTP server root</em>.'));
 566                 o.depends('enable_tftp', '1');
 567                 o.optional = true;
 568                 o.placeholder = '/';
 569
 570                 o = s.taboption('pxe_tftp', form.Value, 'dhcp_boot',
 571                         _('Network boot image'),
 572                         _('Filename of the boot image advertised to clients.'));
 573                 o.depends('enable_tftp', '1');
 574                 o.optional = true;
 575                 o.placeholder = 'pxelinux.0';
 576
 577                 /* PXE - https://openwrt.org/docs/guide-user/base-system/dhcp#booting_options */
 578                 o = s.taboption('pxe_tftp', form.SectionValue, '__pxe__', form.GridSection, 'boot', null,
 579                         _('Special <abbr title="Preboot eXecution Environment">PXE</abbr> boot options for Dnsmasq.'));
 580                 ss = o.subsection;
 581                 ss.addremove = true;
 582                 ss.anonymous = true;
 583                 ss.nodescriptions = true;
 584
 585                 so = ss.option(form.Value, 'filename',
 586                         _('Filename'),
 587                         _('Host requests this filename from the boot server.'));
 588                 so.optional = false;
 589                 so.placeholder = 'pxelinux.0';
 590
 591                 so = ss.option(form.Value, 'servername',
 592                         _('Server name'),
 593                         _('The hostname of the boot server'));
 594                 so.optional = false;
 595                 so.placeholder = 'myNAS';
 596
 597                 so = ss.option(form.Value, 'serveraddress',
 598                         _('Server address'),
 599                         _('The IP address of the boot server'));
 600                 so.optional = false;
 601                 so.placeholder = '192.168.1.2';
 602
 603                 so = ss.option(form.DynamicList, 'dhcp_option',
 604                         _('DHCP Options'),
 605                         _('Options for the Network-ID. (Note: needs also Network-ID.) E.g. "<code>42,192.168.1.4</code>" for NTP server, "<code>3,192.168.4.4</code>" for default route. <code>0.0.0.0</code> means "the address of the system running dnsmasq".'));
 606                 so.optional = true;
 607                 so.placeholder = '42,192.168.1.4';
 608
 609                 so = ss.option(widgets.DeviceSelect, 'networkid',
 610                         _('Network-ID'),
 611                         _('Apply DHCP Options to this net. (Empty = all clients).'));
 612                 so.optional = true;
 613                 so.noaliases = true;
 614
 615                 so = ss.option(form.Flag, 'force',
 616                         _('Force'),
 617                         _('Always send DHCP Options. Sometimes needed, with e.g. PXELinux.'));
 618                 so.optional = true;
 619
 620                 so = ss.option(form.Value, 'instance',
 621                         _('Instance'),
 622                         _('Dnsmasq instance to which this boot section is bound. If unspecified, the section is valid for all dnsmasq instances.'));
 623                 so.optional = true;
 624
 625                 Object.values(L.uci.sections('dhcp', 'dnsmasq')).forEach(function(val, index) {
 626                         so.value(index, '%s (Domain: %s, Local: %s)'.format(index, val.domain || '?', val.local || '?'));
 627                 });
 628
 629                 o = s.taboption('srvhosts', form.SectionValue, '__srvhosts__', form.TableSection, 'srvhost', null,
 630                         _('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')
 631                         + '<br />' + _('_service: _sip, _ldap, _imap, _stun, _xmpp-client, … . (Note: while _http is possible, no browsers support SRV records.)')
 632                         + '<br />' + _('_proto: _tcp, _udp, _sctp, _quic, … .')
 633                         + '<br />' + _('You may add multiple records for the same Target.')
 634                         + '<br />' + _('Larger weights (of the same prio) are given a proportionately higher probability of being selected.'));
 635
 636                 ss = o.subsection;
 637
 638                 ss.addremove = true;
 639                 ss.anonymous = true;
 640                 ss.sortable  = true;
 641                 ss.rowcolors = true;
 642
 643                 so = ss.option(form.Value, 'srv', _('SRV'), _('Syntax: <code>_service._proto.example.com</code>.'));
 644                 so.rmempty = false;
 645                 so.datatype = 'hostname';
 646                 so.placeholder = '_sip._tcp.example.com';
 647
 648                 so = ss.option(form.Value, 'target', _('Target'), _('CNAME or fqdn'));
 649                 so.rmempty = false;
 650                 so.datatype = 'hostname';
 651                 so.placeholder = 'sip.example.com';
 652
 653                 so = ss.option(form.Value, 'port', _('Port'));
 654                 so.rmempty = false;
 655                 so.datatype = 'port';
 656                 so.placeholder = '5060';
 657
 658                 so = ss.option(form.Value, 'class', _('Priority'), _('Ordinal: lower comes first.'));
 659                 so.rmempty = true;
 660                 so.datatype = 'range(0,65535)';
 661                 so.placeholder = '10';
 662
 663                 so = ss.option(form.Value, 'weight', _('Weight'));
 664                 so.rmempty = true;
 665                 so.datatype = 'range(0,65535)';
 666                 so.placeholder = '50';
 667
 668                 o = s.taboption('mxhosts', form.SectionValue, '__mxhosts__', form.TableSection, 'mxhost', null,
 669                         _('Bind service records to a domain name: specify the location of services.')
 670                          + '<br />' + _('You may add multiple records for the same domain.'));
 671
 672                 ss = o.subsection;
 673
 674                 ss.addremove = true;
 675                 ss.anonymous = true;
 676                 ss.sortable  = true;
 677                 ss.rowcolors = true;
 678                 ss.nodescriptions = true;
 679
 680                 so = ss.option(form.Value, 'domain', _('Domain'));
 681                 so.rmempty = false;
 682                 so.datatype = 'hostname';
 683                 so.placeholder = 'example.com';
 684
 685                 so = ss.option(form.Value, 'relay', _('Relay'));
 686                 so.rmempty = false;
 687                 so.datatype = 'hostname';
 688                 so.placeholder = 'relay.example.com';
 689
 690                 so = ss.option(form.Value, 'pref', _('Priority'), _('Ordinal: lower comes first.'));
 691                 so.rmempty = true;
 692                 so.datatype = 'range(0,65535)';
 693                 so.placeholder = '0';
 694
 695                 o = s.taboption('hosts', form.SectionValue, '__hosts__', form.GridSection, 'domain', null,
 696                         _('Hostnames are used to bind a domain name to an IP address. This setting is redundant for hostnames already configured with static leases, but it can be useful to rebind an FQDN.'));
 697
 698                 ss = o.subsection;
 699
 700                 ss.addremove = true;
 701                 ss.anonymous = true;
 702                 ss.sortable  = true;
 703
 704                 so = ss.option(form.Value, 'name', _('Hostname'));
 705                 so.rmempty = false;
 706                 so.datatype = 'hostname';
 707
 708                 so = ss.option(form.Value, 'ip', _('IP address'));
 709                 so.rmempty = false;
 710                 so.datatype = 'ipaddr';
 711
 712                 var ipaddrs = {};
 713
 714                 Object.keys(hosts).forEach(function(mac) {
 715                         var addrs = L.toArray(hosts[mac].ipaddrs || hosts[mac].ipv4);
 716
 717                         for (var i = 0; i < addrs.length; i++)
 718                                 ipaddrs[addrs[i]] = hosts[mac].name || mac;
 719                 });
 720
 721                 L.sortedKeys(ipaddrs, null, 'addr').forEach(function(ipv4) {
 722                         so.value(ipv4, '%s (%s)'.format(ipv4, ipaddrs[ipv4]));
 723                 });
 724
 725                 o = s.taboption('ipsets', form.SectionValue, '__ipsets__', form.GridSection, 'ipset', null,
 726                         _('List of IP sets to populate with the specified domain IPs.'));
 727
 728                 ss = o.subsection;
 729
 730                 ss.addremove = true;
 731                 ss.anonymous = true;
 732                 ss.sortable  = true;
 733
 734                 so = ss.option(form.DynamicList, 'name', _('IP set'));
 735                 so.rmempty = false;
 736                 so.datatype = 'string';
 737
 738                 so = ss.option(form.DynamicList, 'domain', _('Domain'));
 739                 so.rmempty = false;
 740                 so.datatype = 'hostname';
 741
 742                 o = s.taboption('leases', form.SectionValue, '__leases__', form.GridSection, 'host', null,
 743                         _('Static leases are used to assign fixed IP addresses and symbolic hostnames to DHCP clients. They are also required for non-dynamic interface configurations where only hosts with a corresponding lease are served.') + '<br />' +
 744                         _('Use the <em>Add</em> Button to add a new lease entry. The <em>MAC address</em> identifies the host, the <em>IPv4 address</em> specifies the fixed address to use, and the <em>Hostname</em> is assigned as a symbolic name to the requesting host. The optional <em>Lease time</em> can be used to set non-standard host-specific lease time, e.g. 12h, 3d or infinite.'));
 745
 746                 ss = o.subsection;
 747
 748                 ss.addremove = true;
 749                 ss.anonymous = true;
 750                 ss.sortable = true;
 751
 752                 so = ss.option(form.Value, 'name', _('Hostname'));
 753                 so.validate = validateHostname;
 754                 so.rmempty  = true;
 755                 so.write = function(section, value) {
 756                         uci.set('dhcp', section, 'name', value);
 757                         uci.set('dhcp', section, 'dns', '1');
 758                 };
 759                 so.remove = function(section) {
 760                         uci.unset('dhcp', section, 'name');
 761                         uci.unset('dhcp', section, 'dns');
 762                 };
 763
 764                 so = ss.option(form.Value, 'mac', _('MAC address'));
 765                 so.datatype = 'list(macaddr)';
 766                 so.rmempty  = true;
 767                 so.cfgvalue = function(section) {
 768                         var macs = L.toArray(uci.get('dhcp', section, 'mac')),
 769                             result = [];
 770
 771                         for (var i = 0, mac; (mac = macs[i]) != null; i++)
 772                                 if (/^([0-9a-fA-F]{1,2}):([0-9a-fA-F]{1,2}):([0-9a-fA-F]{1,2}):([0-9a-fA-F]{1,2}):([0-9a-fA-F]{1,2}):([0-9a-fA-F]{1,2})$/.test(mac))
 773                                         result.push('%02X:%02X:%02X:%02X:%02X:%02X'.format(
 774                                                 parseInt(RegExp.$1, 16), parseInt(RegExp.$2, 16),
 775                                                 parseInt(RegExp.$3, 16), parseInt(RegExp.$4, 16),
 776                                                 parseInt(RegExp.$5, 16), parseInt(RegExp.$6, 16)));
 777
 778                         return result.length ? result.join(' ') : null;
 779                 };
 780                 so.renderWidget = function(section_id, option_index, cfgvalue) {
 781                         var node = form.Value.prototype.renderWidget.apply(this, [section_id, option_index, cfgvalue]),
 782                             ipopt = this.section.children.filter(function(o) { return o.option == 'ip' })[0];
 783
 784                         node.addEventListener('cbi-dropdown-change', L.bind(function(ipopt, section_id, ev) {
 785                                 var mac = ev.detail.value.value;
 786                                 if (mac == null || mac == '' || !hosts[mac])
 787                                         return;
 788
 789                                 var iphint = L.toArray(hosts[mac].ipaddrs || hosts[mac].ipv4)[0];
 790                                 if (iphint == null)
 791                                         return;
 792
 793                                 var ip = ipopt.formvalue(section_id);
 794                                 if (ip != null && ip != '')
 795                                         return;
 796
 797                                 var node = ipopt.map.findElement('id', ipopt.cbid(section_id));
 798                                 if (node)
 799                                         dom.callClassMethod(node, 'setValue', iphint);
 800                         }, this, ipopt, section_id));
 801
 802                         return node;
 803                 };
 804                 so.validate = validateMACAddr.bind(so, pools);
 805                 Object.keys(hosts).forEach(function(mac) {
 806                         var hint = hosts[mac].name || L.toArray(hosts[mac].ipaddrs || hosts[mac].ipv4)[0];
 807                         so.value(mac, hint ? '%s (%s)'.format(mac, hint) : mac);
 808                 });
 809
 810                 so = ss.option(form.Value, 'ip', _('IPv4 address'));
 811                 so.datatype = 'or(ip4addr,"ignore")';
 812                 so.validate = function(section, value) {
 813                         var m = this.section.formvalue(section, 'mac'),
 814                             n = this.section.formvalue(section, 'name');
 815
 816                         if ((m == null || m == '') && (n == null || n == ''))
 817                                 return _('One of hostname or MAC address must be specified!');
 818
 819                         if (value == null || value == '' || value == 'ignore')
 820                                 return true;
 821
 822                         var leases = uci.sections('dhcp', 'host');
 823
 824                         for (var i = 0; i < leases.length; i++)
 825                                 if (leases[i]['.name'] != section && leases[i].ip == value)
 826                                         return _('The IP address %h is already used by another static lease').format(value);
 827
 828                         for (var i = 0; i < pools.length; i++) {
 829                                 var net_mask = calculateNetwork(value, pools[i].netmask);
 830
 831                                 if (net_mask && net_mask[0] == pools[i].network)
 832                                         return true;
 833                         }
 834
 835                         return _('The IP address is outside of any DHCP pool address range');
 836                 };
 837
 838                 L.sortedKeys(ipaddrs, null, 'addr').forEach(function(ipv4) {
 839                         so.value(ipv4, ipaddrs[ipv4] ? '%s (%s)'.format(ipv4, ipaddrs[ipv4]) : ipv4);
 840                 });
 841
 842                 so = ss.option(form.Value, 'leasetime', _('Lease time'));
 843                 so.rmempty = true;
 844
 845                 so = ss.option(form.Value, 'duid', _('DUID'));
 846                 so.datatype = 'and(rangelength(20,36),hexstring)';
 847                 Object.keys(duids).forEach(function(duid) {
 848                         so.value(duid, '%s (%s)'.format(duid, duids[duid].hostname || duids[duid].macaddr || duids[duid].ip6addr || '?'));
 849                 });
 850
 851                 so = ss.option(form.Value, 'hostid', _('IPv6 suffix (hex)'));
 852
 853                 o = s.taboption('leases', CBILeaseStatus, '__status__');
 854
 855                 if (has_dhcpv6)
 856                         o = s.taboption('leases', CBILease6Status, '__status6__');
 857
 858                 return m.render().then(function(mapEl) {
 859                         poll.add(function() {
 860                                 return callDHCPLeases().then(function(leaseinfo) {
 861                                         var leases = Array.isArray(leaseinfo.dhcp_leases) ? leaseinfo.dhcp_leases : [],
 862                                             leases6 = Array.isArray(leaseinfo.dhcp6_leases) ? leaseinfo.dhcp6_leases : [];
 863
 864                                         cbi_update_table(mapEl.querySelector('#lease_status_table'),
 865                                                 leases.map(function(lease) {
 866                                                         var exp;
 867
 868                                                         if (lease.expires === false)
 869                                                                 exp = E('em', _('unlimited'));
 870                                                         else if (lease.expires <= 0)
 871                                                                 exp = E('em', _('expired'));
 872                                                         else
 873                                                                 exp = '%t'.format(lease.expires);
 874
 875                                                         var hint = lease.macaddr ? hosts[lease.macaddr] : null,
 876                                                             name = hint ? hint.name : null,
 877                                                             host = null;
 878
 879                                                         if (name && lease.hostname && lease.hostname != name)
 880                                                                 host = '%s (%s)'.format(lease.hostname, name);
 881                                                         else if (lease.hostname)
 882                                                                 host = lease.hostname;
 883
 884                                                         return [
 885                                                                 host || '-',
 886                                                                 lease.ipaddr,
 887                                                                 lease.macaddr,
 888                                                                 exp
 889                                                         ];
 890                                                 }),
 891                                                 E('em', _('There are no active leases')));
 892
 893                                         if (has_dhcpv6) {
 894                                                 cbi_update_table(mapEl.querySelector('#lease6_status_table'),
 895                                                         leases6.map(function(lease) {
 896                                                                 var exp;
 897
 898                                                                 if (lease.expires === false)
 899                                                                         exp = E('em', _('unlimited'));
 900                                                                 else if (lease.expires <= 0)
 901                                                                         exp = E('em', _('expired'));
 902                                                                 else
 903                                                                         exp = '%t'.format(lease.expires);
 904
 905                                                                 var hint = lease.macaddr ? hosts[lease.macaddr] : null,
 906                                                                     name = hint ? (hint.name || L.toArray(hint.ipaddrs || hint.ipv4)[0] || L.toArray(hint.ip6addrs || hint.ipv6)[0]) : null,
 907                                                                     host = null;
 908
 909                                                                 if (name && lease.hostname && lease.hostname != name && lease.ip6addr != name)
 910                                                                         host = '%s (%s)'.format(lease.hostname, name);
 911                                                                 else if (lease.hostname)
 912                                                                         host = lease.hostname;
 913                                                                 else if (name)
 914                                                                         host = name;
 915
 916                                                                 return [
 917                                                                         host || '-',
 918                                                                         lease.ip6addrs ? lease.ip6addrs.join(' ') : lease.ip6addr,
 919                                                                         lease.duid,
 920                                                                         exp
 921                                                                 ];
 922                                                         }),
 923                                                         E('em', _('There are no active leases')));
 924                                         }
 925                                 });
 926                         });
 927
 928                         return mapEl;
 929                 });
 930         }
 931 });