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

   1 'use strict';
   2 'require rpc';
   3 'require uci';
   4 'require form';
   5
   6 var callHostHints, callDUIDHints, callDHCPLeases, CBILeaseStatus;
   7
   8 callHostHints = rpc.declare({
   9         object: 'luci',
  10         method: 'getHostHints',
  11         expect: { '': {} }
  12 });
  13
  14 callDUIDHints = rpc.declare({
  15         object: 'luci',
  16         method: 'getDUIDHints',
  17         expect: { '': {} }
  18 });
  19
  20 callDHCPLeases = rpc.declare({
  21         object: 'luci',
  22         method: 'getDHCPLeases',
  23         params: [ 'family' ],
  24         expect: { dhcp_leases: [] }
  25 });
  26
  27 CBILeaseStatus = form.DummyValue.extend({
  28         renderWidget: function(section_id, option_id, cfgvalue) {
  29                 return E([
  30                         E('h4', _('Active DHCP Leases')),
  31                         E('div', { 'id': 'lease_status_table', 'class': 'table' }, [
  32                                 E('div', { 'class': 'tr table-titles' }, [
  33                                         E('div', { 'class': 'th' }, _('Hostname')),
  34                                         E('div', { 'class': 'th' }, _('IPv4-Address')),
  35                                         E('div', { 'class': 'th' }, _('MAC-Address')),
  36                                         E('div', { 'class': 'th' }, _('Leasetime remaining'))
  37                                 ]),
  38                                 E('div', { 'class': 'tr placeholder' }, [
  39                                         E('div', { 'class': 'td' }, E('em', _('Collecting data...')))
  40                                 ])
  41                         ])
  42                 ]);
  43         }
  44 });
  45
  46 return L.view.extend({
  47
  48
  49         load: function() {
  50                 return Promise.all([
  51                         callHostHints(),
  52                         callDUIDHints()
  53                 ]);
  54         },
  55
  56         render: function(hosts_duids) {
  57                 var hosts = hosts_duids[0],
  58                     duids = hosts_duids[1],
  59                     m, s, o, ss, so;
  60
  61                 m = new form.Map('dhcp', _('DHCP and DNS'), _('Dnsmasq is a combined <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr>-Server and <abbr title="Domain Name System">DNS</abbr>-Forwarder for <abbr title="Network Address Translation">NAT</abbr> firewalls'));
  62
  63                 s = m.section(form.TypedSection, 'dnsmasq', _('Server Settings'));
  64                 s.anonymous = true;
  65                 s.addremove = false;
  66
  67                 s.tab('general', _('General Settings'));
  68                 s.tab('files', _('Resolv and Hosts Files'));
  69                 s.tab('tftp', _('TFTP Settings'));
  70                 s.tab('advanced', _('Advanced Settings'));
  71                 s.tab('leases', _('Static Leases'));
  72
  73                 s.taboption('general', form.Flag, 'domainneeded',
  74                         _('Domain required'),
  75                         _('Don\'t forward <abbr title="Domain Name System">DNS</abbr>-Requests without <abbr title="Domain Name System">DNS</abbr>-Name'));
  76
  77                 s.taboption('general', form.Flag, 'authoritative',
  78                         _('Authoritative'),
  79                         _('This is the only <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr> in the local network'));
  80
  81
  82                 s.taboption('files', form.Flag, 'readethers',
  83                         _('Use <code>/etc/ethers</code>'),
  84                         _('Read <code>/etc/ethers</code> to configure the <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr>-Server'));
  85
  86                 s.taboption('files', form.Value, 'leasefile',
  87                         _('Leasefile'),
  88                         _('file where given <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr>-leases will be stored'));
  89
  90                 s.taboption('files', form.Flag, 'noresolv',
  91                         _('Ignore resolve file')).optional = true;
  92
  93                 o = s.taboption('files', form.Value, 'resolvfile',
  94                         _('Resolve file'),
  95                         _('local <abbr title="Domain Name System">DNS</abbr> file'));
  96
  97                 o.depends('noresolv', '');
  98                 o.optional = true;
  99
 100
 101                 s.taboption('files', form.Flag, 'nohosts',
 102                         _('Ignore <code>/etc/hosts</code>')).optional = true;
 103
 104                 s.taboption('files', form.DynamicList, 'addnhosts',
 105                         _('Additional Hosts files')).optional = true;
 106
 107                 o = s.taboption('advanced', form.Flag, 'quietdhcp',
 108                         _('Suppress logging'),
 109                         _('Suppress logging of the routine operation of these protocols'));
 110                 o.optional = true;
 111
 112                 o = s.taboption('advanced', form.Flag, 'sequential_ip',
 113                         _('Allocate IP sequentially'),
 114                         _('Allocate IP addresses sequentially, starting from the lowest available address'));
 115                 o.optional = true;
 116
 117                 o = s.taboption('advanced', form.Flag, 'boguspriv',
 118                         _('Filter private'),
 119                         _('Do not forward reverse lookups for local networks'));
 120                 o.default = o.enabled;
 121
 122                 s.taboption('advanced', form.Flag, 'filterwin2k',
 123                         _('Filter useless'),
 124                         _('Do not forward requests that cannot be answered by public name servers'));
 125
 126
 127                 s.taboption('advanced', form.Flag, 'localise_queries',
 128                         _('Localise queries'),
 129                         _('Localise hostname depending on the requesting subnet if multiple IPs are available'));
 130
 131                 //local have_dnssec_support = luci.util.checklib('/usr/sbin/dnsmasq', 'libhogweed.so');
 132                 var have_dnssec_support = true;
 133
 134                 if (have_dnssec_support) {
 135                         o = s.taboption('advanced', form.Flag, 'dnssec',
 136                                 _('DNSSEC'));
 137                         o.optional = true;
 138
 139                         o = s.taboption('advanced', form.Flag, 'dnsseccheckunsigned',
 140                                 _('DNSSEC check unsigned'),
 141                                 _('Requires upstream supports DNSSEC; verify unsigned domain responses really come from unsigned domains'));
 142                         o.optional = true;
 143                 }
 144
 145                 s.taboption('general', form.Value, 'local',
 146                         _('Local server'),
 147                         _('Local domain specification. Names matching this domain are never forwarded and are resolved from DHCP or hosts files only'));
 148
 149                 s.taboption('general', form.Value, 'domain',
 150                         _('Local domain'),
 151                         _('Local domain suffix appended to DHCP names and hosts file entries'));
 152
 153                 s.taboption('advanced', form.Flag, 'expandhosts',
 154                         _('Expand hosts'),
 155                         _('Add local domain suffix to names served from hosts files'));
 156
 157                 s.taboption('advanced', form.Flag, 'nonegcache',
 158                         _('No negative cache'),
 159                         _('Do not cache negative replies, e.g. for not existing domains'));
 160
 161                 s.taboption('advanced', form.Value, 'serversfile',
 162                         _('Additional servers file'),
 163                         _('This file may contain lines like \'server=/domain/1.2.3.4\' or \'server=1.2.3.4\' for domain-specific or full upstream <abbr title="Domain Name System">DNS</abbr> servers.'));
 164
 165                 s.taboption('advanced', form.Flag, 'strictorder',
 166                         _('Strict order'),
 167                         _('<abbr title="Domain Name System">DNS</abbr> servers will be queried in the order of the resolvfile')).optional = true;
 168
 169                 s.taboption('advanced', form.Flag, 'allservers',
 170                         _('All Servers'),
 171                         _('Query all available upstream <abbr title="Domain Name System">DNS</abbr> servers')).optional = true;
 172
 173                 o = s.taboption('advanced', form.DynamicList, 'bogusnxdomain', _('Bogus NX Domain Override'),
 174                         _('List of hosts that supply bogus NX domain results'));
 175
 176                 o.optional = true;
 177                 o.placeholder = '67.215.65.132';
 178
 179
 180                 s.taboption('general', form.Flag, 'logqueries',
 181                         _('Log queries'),
 182                         _('Write received DNS requests to syslog')).optional = true;
 183
 184                 o = s.taboption('general', form.DynamicList, 'server', _('DNS forwardings'),
 185                         _('List of <abbr title="Domain Name System">DNS</abbr> servers to forward requests to'));
 186
 187                 o.optional = true;
 188                 o.placeholder = '/example.org/10.1.2.3';
 189
 190
 191                 o = s.taboption('general', form.Flag, 'rebind_protection',
 192                         _('Rebind protection'),
 193                         _('Discard upstream RFC1918 responses'));
 194
 195                 o.rmempty = false;
 196
 197
 198                 o = s.taboption('general', form.Flag, 'rebind_localhost',
 199                         _('Allow localhost'),
 200                         _('Allow upstream responses in the 127.0.0.0/8 range, e.g. for RBL services'));
 201
 202                 o.depends('rebind_protection', '1');
 203
 204
 205                 o = s.taboption('general', form.DynamicList, 'rebind_domain',
 206                         _('Domain whitelist'),
 207                         _('List of domains to allow RFC1918 responses for'));
 208                 o.optional = true;
 209
 210                 o.depends('rebind_protection', '1');
 211                 o.datatype = 'host(1)';
 212                 o.placeholder = 'ihost.netflix.com';
 213
 214
 215                 o = s.taboption('advanced', form.Value, 'port',
 216                         _('<abbr title="Domain Name System">DNS</abbr> server port'),
 217                         _('Listening port for inbound DNS queries'));
 218
 219                 o.optional = true;
 220                 o.datatype = 'port';
 221                 o.placeholder = 53;
 222
 223
 224                 o = s.taboption('advanced', form.Value, 'queryport',
 225                         _('<abbr title="Domain Name System">DNS</abbr> query port'),
 226                         _('Fixed source port for outbound DNS queries'));
 227
 228                 o.optional = true;
 229                 o.datatype = 'port';
 230                 o.placeholder = _('any');
 231
 232
 233                 o = s.taboption('advanced', form.Value, 'dhcpleasemax',
 234                         _('<abbr title="maximal">Max.</abbr> <abbr title="Dynamic Host Configuration Protocol">DHCP</abbr> leases'),
 235                         _('Maximum allowed number of active DHCP leases'));
 236
 237                 o.optional = true;
 238                 o.datatype = 'uinteger';
 239                 o.placeholder = _('unlimited');
 240
 241
 242                 o = s.taboption('advanced', form.Value, 'ednspacket_max',
 243                         _('<abbr title="maximal">Max.</abbr> <abbr title="Extension Mechanisms for Domain Name System">EDNS0</abbr> packet size'),
 244                         _('Maximum allowed size of EDNS.0 UDP packets'));
 245
 246                 o.optional = true;
 247                 o.datatype = 'uinteger';
 248                 o.placeholder = 1280;
 249
 250
 251                 o = s.taboption('advanced', form.Value, 'dnsforwardmax',
 252                         _('<abbr title="maximal">Max.</abbr> concurrent queries'),
 253                         _('Maximum allowed number of concurrent DNS queries'));
 254
 255                 o.optional = true;
 256                 o.datatype = 'uinteger';
 257                 o.placeholder = 150;
 258
 259                 o = s.taboption('advanced', form.Value, 'cachesize',
 260                         _('Size of DNS query cache'),
 261                         _('Number of cached DNS entries (max is 10000, 0 is no caching)'));
 262                 o.optional = true;
 263                 o.datatype = 'range(0,10000)';
 264                 o.placeholder = 150;
 265
 266                 s.taboption('tftp', form.Flag, 'enable_tftp',
 267                         _('Enable TFTP server')).optional = true;
 268
 269                 o = s.taboption('tftp', form.Value, 'tftp_root',
 270                         _('TFTP server root'),
 271                         _('Root directory for files served via TFTP'));
 272
 273                 o.optional = true;
 274                 o.depends('enable_tftp', '1');
 275                 o.placeholder = '/';
 276
 277
 278                 o = s.taboption('tftp', form.Value, 'dhcp_boot',
 279                         _('Network boot image'),
 280                         _('Filename of the boot image advertised to clients'));
 281
 282                 o.optional = true;
 283                 o.depends('enable_tftp', '1');
 284                 o.placeholder = 'pxelinux.0';
 285
 286                 o = s.taboption('general', form.Flag, 'localservice',
 287                         _('Local Service Only'),
 288                         _('Limit DNS service to subnets interfaces on which we are serving DNS.'));
 289                 o.optional = false;
 290                 o.rmempty = false;
 291
 292                 o = s.taboption('general', form.Flag, 'nonwildcard',
 293                         _('Non-wildcard'),
 294                         _('Bind dynamically to interfaces rather than wildcard address (recommended as linux default)'));
 295                 o.optional = false;
 296                 o.rmempty = true;
 297
 298                 o = s.taboption('general', form.DynamicList, 'interface',
 299                         _('Listen Interfaces'),
 300                         _('Limit listening to these interfaces, and loopback.'));
 301                 o.optional = true;
 302
 303                 o = s.taboption('general', form.DynamicList, 'notinterface',
 304                         _('Exclude interfaces'),
 305                         _('Prevent listening on these interfaces.'));
 306                 o.optional = true;
 307
 308                 o = s.taboption('leases', form.SectionValue, '__leases__', form.GridSection, 'host', null,
 309                         _('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 />' +
 310                         _('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.'));
 311
 312                 ss = o.subsection;
 313
 314                 ss.addremove = true;
 315                 ss.anonymous = true;
 316
 317                 so = ss.option(form.Value, 'name', _('Hostname'));
 318                 so.datatype = 'hostname("strict")';
 319                 so.rmempty  = true;
 320                 so.write = function(section, value) {
 321                         uci.set('dhcp', section, 'name', value);
 322                         uci.set('dhcp', section, 'dns', '1');
 323                 };
 324                 so.remove = function(section) {
 325                         uci.unset('dhcp', section, 'name');
 326                         uci.unset('dhcp', section, 'dns');
 327                 };
 328
 329                 so = ss.option(form.Value, 'mac', _('<abbr title="Media Access Control">MAC</abbr>-Address'));
 330                 so.datatype = 'list(unique(macaddr))';
 331                 so.rmempty  = true;
 332                 so.cfgvalue = function(section) {
 333                         var macs = uci.get('dhcp', section, 'mac'),
 334                             result = [];
 335
 336                         if (!Array.isArray(macs))
 337                                 macs = (macs != null && macs != '') ? macs.split(/\ss+/) : [];
 338
 339                         for (var i = 0, mac; (mac = macs[i]) != null; i++)
 340                                 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))
 341                                         result.push('%02X:%02X:%02X:%02X:%02X:%02X'.format(
 342                                                 parseInt(RegExp.$1, 16), parseInt(RegExp.$2, 16),
 343                                                 parseInt(RegExp.$3, 16), parseInt(RegExp.$4, 16),
 344                                                 parseInt(RegExp.$5, 16), parseInt(RegExp.$6, 16)));
 345
 346                         return result.length ? result.join(' ') : null;
 347                 };
 348                 so.renderWidget = function(section_id, option_index, cfgvalue) {
 349                         var node = form.Value.prototype.renderWidget.apply(this, [section_id, option_index, cfgvalue]),
 350                             ipopt = this.section.children.filter(function(o) { return o.option == 'ip' })[0];
 351
 352                         node.addEventListener('cbi-dropdown-change', L.bind(function(ipopt, section_id, ev) {
 353                                 var mac = ev.detail.value.value;
 354                                 if (mac == null || mac == '' || !hosts[mac] || !hosts[mac].ipv4)
 355                                         return;
 356
 357                                 var ip = ipopt.formvalue(section_id);
 358                                 if (ip != null && ip != '')
 359                                         return;
 360
 361                                 var node = ipopt.map.findElement('id', ipopt.cbid(section_id));
 362                                 if (node)
 363                                         L.dom.callClassMethod(node, 'setValue', hosts[mac].ipv4);
 364                         }, this, ipopt, section_id));
 365
 366                         return node;
 367                 };
 368                 Object.keys(hosts).forEach(function(mac) {
 369                         var hint = hosts[mac].name || hosts[mac].ipv4;
 370                         so.value(mac, hint ? '%s (%s)'.format(mac, hint) : mac);
 371                 });
 372
 373                 so = ss.option(form.Value, 'ip', _('<abbr title="Internet Protocol Version 4">IPv4</abbr>-Address'));
 374                 so.datatype = 'or(ip4addr,"ignore")';
 375                 so.validate = function(section, value) {
 376                         var mac = this.map.lookupOption('mac', section),
 377                             name = this.map.lookupOption('name', section),
 378                             m = mac ? mac[0].formvalue(section) : null,
 379                             n = name ? name[0].formvalue(section) : null;
 380
 381                         if ((m == null || m == '') && (n == null || n == ''))
 382                                 return _('One of hostname or mac address must be specified!');
 383
 384                         return true;
 385                 };
 386                 Object.keys(hosts).forEach(function(mac) {
 387                         if (hosts[mac].ipv4) {
 388                                 var hint = hosts[mac].name;
 389                                 so.value(hosts[mac].ipv4, hint ? '%s (%s)'.format(hosts[mac].ipv4, hint) : hosts[mac].ipv4);
 390                         }
 391                 });
 392
 393                 so = ss.option(form.Value, 'leasetime', _('Lease time'));
 394                 so.rmempty = true;
 395
 396                 so = ss.option(form.Value, 'duid', _('<abbr title="The DHCP Unique Identifier">DUID</abbr>'));
 397                 so.datatype = 'and(rangelength(20,36),hexstring)';
 398                 Object.keys(duids).forEach(function(duid) {
 399                         so.value(duid, '%s (%s)'.format(duid, duids[duid].name || '?'));
 400                 });
 401
 402                 so = ss.option(form.Value, 'hostid', _('<abbr title="Internet Protocol Version 6">IPv6</abbr>-Suffix (hex)'));
 403
 404                 o = s.taboption('leases', CBILeaseStatus, '__status__');
 405
 406                 return m.render().then(function(mapEl) {
 407                         L.Poll.add(function() {
 408                                 return callDHCPLeases(4).then(function(leases) {
 409                                         cbi_update_table(mapEl.querySelector('#lease_status_table'),
 410                                                 leases.map(function(lease) {
 411                                                         var exp;
 412
 413                                                         if (lease.expires === false)
 414                                                                 exp = E('em', _('unlimited'));
 415                                                         else if (lease.expires <= 0)
 416                                                                 exp = E('em', _('expired'));
 417                                                         else
 418                                                                 exp = '%t'.format(lease.expires);
 419
 420                                                         return [
 421                                                                 lease.hostname || '?',
 422                                                                 lease.ipaddr,
 423                                                                 lease.macaddr,
 424                                                                 exp
 425                                                         ];
 426                                                 }),
 427                                                 E('em', _('There are no active leases')));
 428                                 });
 429                         });
 430
 431                         return mapEl;
 432                 });
 433         }
 434 });