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                 ]);
 236         },
 237
 238         render: function(hosts_duids_pools) {
 239                 var has_dhcpv6 = L.hasSystemFeature('dnsmasq', 'dhcpv6') || L.hasSystemFeature('odhcpd'),
 240                     hosts = hosts_duids_pools[0],
 241                     duids = hosts_duids_pools[1],
 242                     pools = hosts_duids_pools[2],
 243                     m, s, o, ss, so;
 244
 245                 m = new form.Map('dhcp', _('DHCP and DNS'),
 246                         _('Dnsmasq is a lightweight <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr> server and <abbr title="Domain Name System">DNS</abbr> forwarder.'));
 247
 248                 s = m.section(form.TypedSection, 'dnsmasq');
 249                 s.anonymous = true;
 250                 s.addremove = false;
 251
 252                 s.tab('general', _('General Settings'));
 253                 s.tab('files', _('Resolv and Hosts Files'));
 254                 s.tab('pxe_tftp', _('PXE/TFTP Settings'));
 255                 s.tab('advanced', _('Advanced Settings'));
 256                 s.tab('leases', _('Static Leases'));
 257                 s.tab('hosts', _('Hostnames'));
 258                 s.tab('ipsets', _('IP Sets'));
 259
 260                 s.taboption('general', form.Flag, 'domainneeded',
 261                         _('Domain required'),
 262                         _('Do not forward DNS queries without dots or domain parts.'));
 263
 264                 s.taboption('general', form.Flag, 'authoritative',
 265                         _('Authoritative'),
 266                         _('This is the only DHCP server in the local network.'));
 267
 268                 s.taboption('general', form.Value, 'local',
 269                         _('Local server'),
 270                         _('Never forward matching domains and subdomains, resolve from DHCP or hosts files only.'));
 271
 272                 s.taboption('general', form.Value, 'domain',
 273                         _('Local domain'),
 274                         _('Local domain suffix appended to DHCP names and hosts file entries.'));
 275
 276                 o = s.taboption('general', form.Flag, 'logqueries',
 277                         _('Log queries'),
 278                         _('Write received DNS queries to syslog.'));
 279                 o.optional = true;
 280
 281                 o = s.taboption('general', form.DynamicList, 'server',
 282                         _('DNS forwardings'),
 283                         _('List of upstream resolvers to forward queries to.'));
 284                 o.optional = true;
 285                 o.placeholder = '/example.org/10.1.2.3';
 286                 o.validate = validateServerSpec;
 287
 288                 o = s.taboption('general', form.DynamicList, 'address',
 289                         _('Addresses'),
 290                         _('List of domains to force to an IP address.'));
 291                 o.optional = true;
 292                 o.placeholder = '/router.local/192.168.0.1';
 293
 294                 o = s.taboption('general', form.DynamicList, 'ipset',
 295                         _('IP sets'),
 296                         _('List of IP sets to populate with the specified domain IPs.'));
 297                 o.optional = true;
 298                 o.placeholder = '/example.org/ipset,ipset6';
 299
 300                 o = s.taboption('general', form.Flag, 'rebind_protection',
 301                         _('Rebind protection'),
 302                         _('Discard upstream RFC1918 responses.'));
 303                 o.rmempty = false;
 304
 305                 o = s.taboption('general', form.Flag, 'rebind_localhost',
 306                         _('Allow localhost'),
 307                         _('Exempt <code>127.0.0.0/8</code> and <code>::1</code> from rebinding checks, e.g. for RBL services.'));
 308                 o.depends('rebind_protection', '1');
 309
 310                 o = s.taboption('general', form.DynamicList, 'rebind_domain',
 311                         _('Domain whitelist'),
 312                         _('List of domains to allow RFC1918 responses for.'));
 313                 o.depends('rebind_protection', '1');
 314                 o.optional = true;
 315                 o.placeholder = 'ihost.netflix.com';
 316                 o.validate = validateAddressList;
 317
 318                 o = s.taboption('general', form.Flag, 'localservice',
 319                         _('Local service only'),
 320                         _('Accept DNS queries only from hosts whose address is on a local subnet.'));
 321                 o.optional = false;
 322                 o.rmempty = false;
 323
 324                 o = s.taboption('general', form.Flag, 'nonwildcard',
 325                         _('Non-wildcard'),
 326                         _('Bind dynamically to interfaces rather than wildcard address.'));
 327                 o.default = o.enabled;
 328                 o.optional = false;
 329                 o.rmempty = true;
 330
 331                 o = s.taboption('general', form.DynamicList, 'interface',
 332                         _('Listen interfaces'),
 333                         _('Listen only on the specified interfaces, and loopback if not excluded explicitly.'));
 334                 o.optional = true;
 335                 o.placeholder = 'lan';
 336
 337                 o = s.taboption('general', form.DynamicList, 'notinterface',
 338                         _('Exclude interfaces'),
 339                         _('Do not listen on the specified interfaces.'));
 340                 o.optional = true;
 341                 o.placeholder = 'loopback';
 342
 343                 s.taboption('files', form.Flag, 'readethers',
 344                         _('Use <code>/etc/ethers</code>'),
 345                         _('Read <code>/etc/ethers</code> to configure the DHCP server.'));
 346
 347                 s.taboption('files', form.Value, 'leasefile',
 348                         _('Lease file'),
 349                         _('File to store DHCP lease information.'));
 350
 351                 o = s.taboption('files', form.Flag, 'noresolv',
 352                         _('Ignore resolv file'));
 353                 o.optional = true;
 354
 355                 o = s.taboption('files', form.Value, 'resolvfile',
 356                         _('Resolv file'),
 357                         _('File with upstream resolvers.'));
 358                 o.depends('noresolv', '0');
 359                 o.placeholder = '/tmp/resolv.conf.d/resolv.conf.auto';
 360                 o.optional = true;
 361
 362                 o = s.taboption('files', form.Flag, 'nohosts',
 363                         _('Ignore <code>/etc/hosts</code>'));
 364                 o.optional = true;
 365
 366                 o = s.taboption('files', form.DynamicList, 'addnhosts',
 367                         _('Additional hosts files'));
 368                 o.optional = true;
 369                 o.placeholder = '/etc/dnsmasq.hosts';
 370
 371                 o = s.taboption('advanced', form.Flag, 'quietdhcp',
 372                         _('Suppress logging'),
 373                         _('Suppress logging of the routine operation for the DHCP protocol.'));
 374                 o.optional = true;
 375
 376                 o = s.taboption('advanced', form.Flag, 'sequential_ip',
 377                         _('Allocate IPs sequentially'),
 378                         _('Allocate IP addresses sequentially, starting from the lowest available address.'));
 379                 o.optional = true;
 380
 381                 o = s.taboption('advanced', form.Flag, 'boguspriv',
 382                         _('Filter private'),
 383                         _('Do not forward reverse lookups for local networks.'));
 384                 o.default = o.enabled;
 385
 386                 s.taboption('advanced', form.Flag, 'filterwin2k',
 387                         _('Filter useless'),
 388                         _('Do not forward queries that cannot be answered by public resolvers.'));
 389
 390                 s.taboption('advanced', form.Flag, 'localise_queries',
 391                         _('Localise queries'),
 392                         _('Return answers to DNS queries matching the subnet from which the query was received if multiple IPs are available.'));
 393
 394                 if (L.hasSystemFeature('dnsmasq', 'dnssec')) {
 395                         o = s.taboption('advanced', form.Flag, 'dnssec',
 396                                 _('DNSSEC'),
 397                                 _('Validate DNS replies and cache DNSSEC data, requires upstream to support DNSSEC.'));
 398                         o.optional = true;
 399
 400                         o = s.taboption('advanced', form.Flag, 'dnsseccheckunsigned',
 401                                 _('DNSSEC check unsigned'),
 402                                 _('Verify unsigned domain responses really come from unsigned domains.'));
 403                         o.default = o.enabled;
 404                         o.optional = true;
 405                 }
 406
 407                 s.taboption('advanced', form.Flag, 'expandhosts',
 408                         _('Expand hosts'),
 409                         _('Add local domain suffix to names served from hosts files.'));
 410
 411                 s.taboption('advanced', form.Flag, 'nonegcache',
 412                         _('No negative cache'),
 413                         _('Do not cache negative replies, e.g. for non-existent domains.'));
 414
 415                 o = s.taboption('advanced', form.Value, 'serversfile',
 416                         _('Additional servers file'),
 417                         _('File listing upstream resolvers, optionally domain-specific, e.g. <code>server=1.2.3.4</code>, <code>server=/domain/1.2.3.4</code>.'));
 418                 o.placeholder = '/etc/dnsmasq.servers';
 419
 420                 o = s.taboption('advanced', form.Flag, 'strictorder',
 421                         _('Strict order'),
 422                         _('Upstream resolvers will be queried in the order of the resolv file.'));
 423                 o.optional = true;
 424
 425                 o = s.taboption('advanced', form.Flag, 'allservers',
 426                         _('All servers'),
 427                         _('Query all available upstream resolvers.'));
 428                 o.optional = true;
 429
 430                 o = s.taboption('advanced', form.DynamicList, 'bogusnxdomain',
 431                         _('IPs to override with NXDOMAIN'),
 432                         _('List of IP addresses to convert into NXDOMAIN responses.'));
 433                 o.optional = true;
 434                 o.placeholder = '64.94.110.11';
 435
 436                 o = s.taboption('advanced', form.Value, 'port',
 437                         _('DNS server port'),
 438                         _('Listening port for inbound DNS queries.'));
 439                 o.optional = true;
 440                 o.datatype = 'port';
 441                 o.placeholder = 53;
 442
 443                 o = s.taboption('advanced', form.Value, 'queryport',
 444                         _('DNS query port'),
 445                         _('Fixed source port for outbound DNS queries.'));
 446                 o.optional = true;
 447                 o.datatype = 'port';
 448                 o.placeholder = _('any');
 449
 450                 o = s.taboption('advanced', form.Value, 'dhcpleasemax',
 451                         _('Max. DHCP leases'),
 452                         _('Maximum allowed number of active DHCP leases.'));
 453                 o.optional = true;
 454                 o.datatype = 'uinteger';
 455                 o.placeholder = _('unlimited');
 456
 457                 o = s.taboption('advanced', form.Value, 'ednspacket_max',
 458                         _('Max. EDNS0 packet size'),
 459                         _('Maximum allowed size of EDNS0 UDP packets.'));
 460                 o.optional = true;
 461                 o.datatype = 'uinteger';
 462                 o.placeholder = 1280;
 463
 464                 o = s.taboption('advanced', form.Value, 'dnsforwardmax',
 465                         _('Max. concurrent queries'),
 466                         _('Maximum allowed number of concurrent DNS queries.'));
 467                 o.optional = true;
 468                 o.datatype = 'uinteger';
 469                 o.placeholder = 150;
 470
 471                 o = s.taboption('advanced', form.Value, 'cachesize',
 472                         _('Size of DNS query cache'),
 473                         _('Number of cached DNS entries, 10000 is maximum, 0 is no caching.'));
 474                 o.optional = true;
 475                 o.datatype = 'range(0,10000)';
 476                 o.placeholder = 150;
 477
 478                 o = s.taboption('pxe_tftp', form.Flag, 'enable_tftp',
 479                         _('Enable TFTP server'),
 480                         _('Enable the built-in single-instance TFTP server.'));
 481                 o.optional = true;
 482
 483                 o = s.taboption('pxe_tftp', form.Value, 'tftp_root',
 484                         _('TFTP server root'),
 485                         _('Root directory for files served via TFTP.' +
 486                         '<br><code>Enable TFTP server</code> and <code>TFTP server root</code> turn on the TFTP server and serve files from <code>TFTP server root</code>.'));
 487                 o.depends('enable_tftp', '1');
 488                 o.optional = true;
 489                 o.placeholder = '/';
 490
 491                 o = s.taboption('pxe_tftp', form.Value, 'dhcp_boot',
 492                         _('Network boot image'),
 493                         _('Filename of the boot image advertised to clients.'));
 494                 o.depends('enable_tftp', '1');
 495                 o.optional = true;
 496                 o.placeholder = 'pxelinux.0';
 497
 498                 /* PXE - https://openwrt.org/docs/guide-user/base-system/dhcp#booting_options */
 499                 o = s.taboption('pxe_tftp', form.SectionValue, '__pxe__', form.GridSection, 'boot', null,
 500                         _('Special <abbr title="Preboot eXecution Environment">PXE</abbr> boot options for Dnsmasq.'));
 501                 ss = o.subsection;
 502                 ss.addremove = true;
 503                 ss.anonymous = true;
 504                 ss.nodescriptions = true;
 505
 506                 so = ss.option(form.Value, 'filename',
 507                         _('Filename'),
 508                         _('Host requests this filename from the boot server.'));
 509                 so.optional = false;
 510                 so.placeholder = 'pxelinux.0';
 511
 512                 so = ss.option(form.Value, 'servername',
 513                         _('Server name'),
 514                         _('The hostname of the boot server'));
 515                 so.optional = false;
 516                 so.placeholder = 'myNAS';
 517
 518                 so = ss.option(form.Value, 'serveraddress',
 519                         _('Server address'),
 520                         _('The IP address of the boot server'));
 521                 so.optional = false;
 522                 so.placeholder = '192.168.1.2';
 523
 524                 so = ss.option(form.DynamicList, 'dhcp_option',
 525                         _('DHCP Options'),
 526                         _('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".'));
 527                 so.optional = true;
 528                 so.placeholder = '42,192.168.1.4';
 529
 530                 so = ss.option(widgets.DeviceSelect, 'networkid',
 531                         _('Network-ID'),
 532                         _('Apply DHCP Options to this net. (Empty = all clients).'));
 533                 so.optional = true;
 534                 so.noaliases = true;
 535
 536                 so = ss.option(form.Flag, 'force',
 537                         _('Force'),
 538                         _('Always send DHCP Options. Sometimes needed, with e.g. PXELinux.'));
 539                 so.optional = true;
 540
 541                 so = ss.option(form.Value, 'instance',
 542                         _('Instance'),
 543                         _('Dnsmasq instance to which this boot section is bound. If unspecified, the section is valid for all dnsmasq instances.'));
 544                 so.optional = true;
 545
 546                 Object.values(L.uci.sections('dhcp', 'dnsmasq')).forEach(function(val, index) {
 547                         so.value(index, '%s (Domain: %s, Local: %s)'.format(index, val.domain || '?', val.local || '?'));
 548                 });
 549
 550                 o = s.taboption('hosts', form.SectionValue, '__hosts__', form.GridSection, 'domain', null,
 551                         _('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.'));
 552
 553                 ss = o.subsection;
 554
 555                 ss.addremove = true;
 556                 ss.anonymous = true;
 557                 ss.sortable  = true;
 558
 559                 so = ss.option(form.Value, 'name', _('Hostname'));
 560                 so.rmempty = false;
 561                 so.datatype = 'hostname';
 562
 563                 so = ss.option(form.Value, 'ip', _('IP address'));
 564                 so.rmempty = false;
 565                 so.datatype = 'ipaddr';
 566
 567                 var ipaddrs = {};
 568
 569                 Object.keys(hosts).forEach(function(mac) {
 570                         var addrs = L.toArray(hosts[mac].ipaddrs || hosts[mac].ipv4);
 571
 572                         for (var i = 0; i < addrs.length; i++)
 573                                 ipaddrs[addrs[i]] = hosts[mac].name || mac;
 574                 });
 575
 576                 L.sortedKeys(ipaddrs, null, 'addr').forEach(function(ipv4) {
 577                         so.value(ipv4, '%s (%s)'.format(ipv4, ipaddrs[ipv4]));
 578                 });
 579
 580                 o = s.taboption('ipsets', form.SectionValue, '__ipsets__', form.GridSection, 'ipset', null,
 581                         _('List of IP sets to populate with the specified domain IPs.'));
 582
 583                 ss = o.subsection;
 584
 585                 ss.addremove = true;
 586                 ss.anonymous = true;
 587                 ss.sortable  = true;
 588
 589                 so = ss.option(form.DynamicList, 'name', _('IP set'));
 590                 so.rmempty = false;
 591                 so.datatype = 'string';
 592
 593                 so = ss.option(form.DynamicList, 'domain', _('Domain'));
 594                 so.rmempty = false;
 595                 so.datatype = 'hostname';
 596
 597                 o = s.taboption('leases', form.SectionValue, '__leases__', form.GridSection, 'host', null,
 598                         _('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 />' +
 599                         _('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.'));
 600
 601                 ss = o.subsection;
 602
 603                 ss.addremove = true;
 604                 ss.anonymous = true;
 605                 ss.sortable = true;
 606
 607                 so = ss.option(form.Value, 'name', _('Hostname'));
 608                 so.validate = validateHostname;
 609                 so.rmempty  = true;
 610                 so.write = function(section, value) {
 611                         uci.set('dhcp', section, 'name', value);
 612                         uci.set('dhcp', section, 'dns', '1');
 613                 };
 614                 so.remove = function(section) {
 615                         uci.unset('dhcp', section, 'name');
 616                         uci.unset('dhcp', section, 'dns');
 617                 };
 618
 619                 so = ss.option(form.Value, 'mac', _('MAC address'));
 620                 so.datatype = 'list(macaddr)';
 621                 so.rmempty  = true;
 622                 so.cfgvalue = function(section) {
 623                         var macs = L.toArray(uci.get('dhcp', section, 'mac')),
 624                             result = [];
 625
 626                         for (var i = 0, mac; (mac = macs[i]) != null; i++)
 627                                 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))
 628                                         result.push('%02X:%02X:%02X:%02X:%02X:%02X'.format(
 629                                                 parseInt(RegExp.$1, 16), parseInt(RegExp.$2, 16),
 630                                                 parseInt(RegExp.$3, 16), parseInt(RegExp.$4, 16),
 631                                                 parseInt(RegExp.$5, 16), parseInt(RegExp.$6, 16)));
 632
 633                         return result.length ? result.join(' ') : null;
 634                 };
 635                 so.renderWidget = function(section_id, option_index, cfgvalue) {
 636                         var node = form.Value.prototype.renderWidget.apply(this, [section_id, option_index, cfgvalue]),
 637                             ipopt = this.section.children.filter(function(o) { return o.option == 'ip' })[0];
 638
 639                         node.addEventListener('cbi-dropdown-change', L.bind(function(ipopt, section_id, ev) {
 640                                 var mac = ev.detail.value.value;
 641                                 if (mac == null || mac == '' || !hosts[mac])
 642                                         return;
 643
 644                                 var iphint = L.toArray(hosts[mac].ipaddrs || hosts[mac].ipv4)[0];
 645                                 if (iphint == null)
 646                                         return;
 647
 648                                 var ip = ipopt.formvalue(section_id);
 649                                 if (ip != null && ip != '')
 650                                         return;
 651
 652                                 var node = ipopt.map.findElement('id', ipopt.cbid(section_id));
 653                                 if (node)
 654                                         dom.callClassMethod(node, 'setValue', iphint);
 655                         }, this, ipopt, section_id));
 656
 657                         return node;
 658                 };
 659                 so.validate = validateMACAddr.bind(so, pools);
 660                 Object.keys(hosts).forEach(function(mac) {
 661                         var hint = hosts[mac].name || L.toArray(hosts[mac].ipaddrs || hosts[mac].ipv4)[0];
 662                         so.value(mac, hint ? '%s (%s)'.format(mac, hint) : mac);
 663                 });
 664
 665                 so = ss.option(form.Value, 'ip', _('IPv4 address'));
 666                 so.datatype = 'or(ip4addr,"ignore")';
 667                 so.validate = function(section, value) {
 668                         var m = this.section.formvalue(section, 'mac'),
 669                             n = this.section.formvalue(section, 'name');
 670
 671                         if ((m == null || m == '') && (n == null || n == ''))
 672                                 return _('One of hostname or MAC address must be specified!');
 673
 674                         if (value == null || value == '' || value == 'ignore')
 675                                 return true;
 676
 677                         var leases = uci.sections('dhcp', 'host');
 678
 679                         for (var i = 0; i < leases.length; i++)
 680                                 if (leases[i]['.name'] != section && leases[i].ip == value)
 681                                         return _('The IP address %h is already used by another static lease').format(value);
 682
 683                         for (var i = 0; i < pools.length; i++) {
 684                                 var net_mask = calculateNetwork(value, pools[i].netmask);
 685
 686                                 if (net_mask && net_mask[0] == pools[i].network)
 687                                         return true;
 688                         }
 689
 690                         return _('The IP address is outside of any DHCP pool address range');
 691                 };
 692
 693                 L.sortedKeys(ipaddrs, null, 'addr').forEach(function(ipv4) {
 694                         so.value(ipv4, ipaddrs[ipv4] ? '%s (%s)'.format(ipv4, ipaddrs[ipv4]) : ipv4);
 695                 });
 696
 697                 so = ss.option(form.Value, 'leasetime', _('Lease time'));
 698                 so.rmempty = true;
 699
 700                 so = ss.option(form.Value, 'duid', _('DUID'));
 701                 so.datatype = 'and(rangelength(20,36),hexstring)';
 702                 Object.keys(duids).forEach(function(duid) {
 703                         so.value(duid, '%s (%s)'.format(duid, duids[duid].hostname || duids[duid].macaddr || duids[duid].ip6addr || '?'));
 704                 });
 705
 706                 so = ss.option(form.Value, 'hostid', _('IPv6 suffix (hex)'));
 707
 708                 o = s.taboption('leases', CBILeaseStatus, '__status__');
 709
 710                 if (has_dhcpv6)
 711                         o = s.taboption('leases', CBILease6Status, '__status6__');
 712
 713                 return m.render().then(function(mapEl) {
 714                         poll.add(function() {
 715                                 return callDHCPLeases().then(function(leaseinfo) {
 716                                         var leases = Array.isArray(leaseinfo.dhcp_leases) ? leaseinfo.dhcp_leases : [],
 717                                             leases6 = Array.isArray(leaseinfo.dhcp6_leases) ? leaseinfo.dhcp6_leases : [];
 718
 719                                         cbi_update_table(mapEl.querySelector('#lease_status_table'),
 720                                                 leases.map(function(lease) {
 721                                                         var exp;
 722
 723                                                         if (lease.expires === false)
 724                                                                 exp = E('em', _('unlimited'));
 725                                                         else if (lease.expires <= 0)
 726                                                                 exp = E('em', _('expired'));
 727                                                         else
 728                                                                 exp = '%t'.format(lease.expires);
 729
 730                                                         return [
 731                                                                 lease.hostname || '?',
 732                                                                 lease.ipaddr,
 733                                                                 lease.macaddr,
 734                                                                 exp
 735                                                         ];
 736                                                 }),
 737                                                 E('em', _('There are no active leases')));
 738
 739                                         if (has_dhcpv6) {
 740                                                 cbi_update_table(mapEl.querySelector('#lease6_status_table'),
 741                                                         leases6.map(function(lease) {
 742                                                                 var exp;
 743
 744                                                                 if (lease.expires === false)
 745                                                                         exp = E('em', _('unlimited'));
 746                                                                 else if (lease.expires <= 0)
 747                                                                         exp = E('em', _('expired'));
 748                                                                 else
 749                                                                         exp = '%t'.format(lease.expires);
 750
 751                                                                 var hint = lease.macaddr ? hosts[lease.macaddr] : null,
 752                                                                     name = hint ? (hint.name || L.toArray(hint.ipaddrs || hint.ipv4)[0] || L.toArray(hint.ip6addrs || hint.ipv6)[0]) : null,
 753                                                                     host = null;
 754
 755                                                                 if (name && lease.hostname && lease.hostname != name && lease.ip6addr != name)
 756                                                                         host = '%s (%s)'.format(lease.hostname, name);
 757                                                                 else if (lease.hostname)
 758                                                                         host = lease.hostname;
 759                                                                 else if (name)
 760                                                                         host = name;
 761
 762                                                                 return [
 763                                                                         host || '-',
 764                                                                         lease.ip6addrs ? lease.ip6addrs.join(' ') : lease.ip6addr,
 765                                                                         lease.duid,
 766                                                                         exp
 767                                                                 ];
 768                                                         }),
 769                                                         E('em', _('There are no active leases')));
 770                                         }
 771                                 });
 772                         });
 773
 774                         return mapEl;
 775                 });
 776         }
 777 });