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