applications/luci-app-xinetd/htdocs/luci-static/resources/view/xinetd/xinetd.js

   1 'use strict';
   2 'require uci';
   3 'require ui';
   4 'require form';
   5 'require view';
   6 'require fs';
   7 'require tools.widgets as widgets';
   8
   9 function validateEmpty(section, value) {
  10         if (value) {
  11                 return true;
  12         }
  13         else {
  14                 return _('Expecting: non-empty value');
  15         }
  16 }
  17
  18 return view.extend({
  19         render: function() {
  20                 var m, s, o;
  21
  22                 m = new form.Map('xinetd', _('Xinetd Settings'), _('Here you can configure Xinetd services'));
  23
  24                 s = m.section(form.GridSection, 'service');
  25                 s.modaltitle = _('Service definitions to be used by Xinetd');
  26                 s.tabbed = true;
  27                 s.addremove = true;
  28                 s.addbtntitle = _('Add new service entry');
  29
  30                 // The following dummy values are used to show the table overview without the hint texts
  31                 o = s.option(form.DummyValue, 'port', _('Port'));
  32                 o.modalonly = false;
  33
  34                 o = s.option(form.DummyValue, 'socket_type', _('Socket type'));
  35                 o.modalonly = false;
  36
  37                 o = s.option(form.DummyValue, 'protocol', _('Protocol'));
  38                 o.modalonly = false;
  39
  40                 o = s.option(form.DummyValue, 'server', _('Server'));
  41                 o.modalonly = false;
  42
  43                 o = s.option(form.DummyValue, 'disable', _('Enabled'));
  44                 o.cfgvalue = function(section) {
  45                         return (uci.get('xinetd', section, 'disable') == "no") ? _("yes") : _("no");
  46                 };
  47                 o.modalonly = false;
  48
  49                 s.tab('basic', _('Basic Settings'));
  50                 s.tab('advanced', _('Advanced Settings'));
  51
  52                 // Now here follow the "real" values to be set in the modal (with the hint texts)
  53
  54                 // Basic settings
  55                 o = s.taboption('basic', form.Flag, 'disable', _('Enabled'), _('Enable or Disable this service'));
  56                 o.enabled  = 'no';
  57                 o.disabled = 'yes';
  58                 o.default  = o.enabled;
  59                 o.rmempty = false;
  60                 o.modalonly = true;
  61
  62                 o = s.taboption('basic', form.ListValue, 'type', _('Type'), _('Type of service'));
  63                 o.default = 'UNLISTED';
  64                 // FIXME for now we will only support unlisted services, maybe later we could use the (very long) list from /etc/services if needed
  65                 // o.value('INTERNAL', _('INTERNAL'));
  66                 o.value('UNLISTED', _('UNLISTED'));
  67                 o.rmempty = false;
  68                 o.modalonly = true;
  69
  70                 o = s.taboption('basic', form.Value, 'port', _('Port'), _('The port used for this service, valid range: 0 - 65535'));
  71                 o.datatype = 'port';
  72                 o.depends('type', 'UNLISTED');
  73                 o.rmempty = false;
  74                 o.modalonly = true;
  75                 o.validate = function(section_id, value) {
  76                         var sections = uci.sections('xinetd', 'service');
  77
  78                         for (var i = 0; i < sections.length; i++) {
  79                                 if (uci.get('xinetd', sections[i]['.name'], 'port') == value && section_id != sections[i]['.name'])
  80                                         return _('Port already in use by service "%s"'.format(sections[i]['.name']));
  81                         }
  82
  83                 return true;
  84                 };
  85
  86                 o = s.taboption('basic', form.ListValue, 'wait', _('Threading behaviour'), _('Selection of the threading for this service'));
  87                 o.default = 'no';
  88                 o.value('yes', _('Single-Threaded Service'));
  89                 o.value('no', _('Multi-Threaded Service'));
  90                 o.rmempty = false;
  91                 o.modalonly = true;
  92
  93                 o = s.taboption('basic', form.ListValue, 'socket_type', _('Socket type'), _('The type of the socket used for this service'));
  94                 o.default = 'stream';
  95                 o.value('stream', _('stream-based service'));
  96                 o.value('dgram', _('datagram-based service'));
  97                 o.value('raw', _('direct access to IP service'));
  98                 o.value('seqpacket', _('sequential datagram transmission service'));
  99                 o.rmempty = false;
 100                 o.modalonly = true;
 101
 102                 o = s.taboption('basic', form.ListValue, 'protocol', _('Protocol'), _('The protocol to be used for this service'));
 103                 o.default = 'tcp';
 104                 o.value('tcp', _('TCP'));
 105                 o.value('udp', _('UDP'));
 106                 o.rmempty = false;
 107                 o.modalonly = true;
 108
 109                 o = s.taboption('basic', widgets.UserSelect, 'user', _('User (UID)'), _('User ID for the server process for this service'));
 110                 o.rmempty = false;
 111                 o.modalonly = true;
 112
 113                 o = s.taboption('basic', form.Value, 'server', _('Server'), _('Complete path to the executable server file'));
 114                 o.datatype = 'string';
 115                 o.rmempty = false;
 116                 o.modalonly = true;
 117                 o.validate = validateEmpty;
 118                 o.write = function(section, value) {
 119                         return fs.stat(value).then(function(res) {
 120                                 if (res.type == "file") {
 121                                         uci.set('xinetd', section, 'server', value);
 122                                         return;
 123                                 } else {
 124                                         ui.addNotification(null, E('p', _('Service "%s": Invalid server file "%s"').format(section, value)), 'danger');
 125                                 }
 126                         }).catch(function(err) {
 127                                 ui.addNotification(null, E('p', _('Service "%s": No access to server file "%s" (%s)').format(section, value, err.message)), 'danger');
 128                                 return;
 129                         });
 130                 };
 131
 132                 o = s.taboption('basic', form.Value, 'server_args', _('Server arguments'), _('Additional arguments passed to the server. There is no validation of this input.'));
 133                 o.datatype = 'string';
 134                 o.modalonly = true;
 135
 136                 // Advanced settings
 137                 o = s.taboption('advanced', form.DynamicList, 'only_from', _('Allowed hosts'), _('List of allowed hosts to access this service'));
 138                 o.datatype = 'host';
 139                 o.cast = 'string';
 140                 o.modalonly = true;
 141
 142                 o = s.taboption('advanced', form.DynamicList, 'no_access', _('Forbidden hosts'), _('List of forbidden hosts to access this service'));
 143                 o.datatype = 'host';
 144                 o.cast = 'string';
 145                 o.modalonly = true;
 146
 147                 o = s.taboption('advanced', form.DynamicList, 'access_times', _('Access times'), _('Time intervals within service is available (Format hh:mm-hh:mm)'));
 148                 o.datatype = 'string';
 149                 o.modalonly = true;
 150                 o.validate = function(section_id, value) {
 151                         if (value.length == 0 || /^([01]\d|2[0-3]):[0-5]\d-([01]\d|2[0-3]):[0-5]\d$/.test(value) == true)
 152                                 return true;
 153
 154                         return _('Expected \'hh:mm-hh:mm\'');
 155
 156                 };
 157
 158                 o = s.taboption('advanced', form.Value, 'cps', _('Connection limit'), _('Takes two arguments: [Number of connections per second] [Number of seconds to reenable service]'));
 159                 o.datatype = 'string';
 160                 o.placeholder = '50 10';
 161                 o.modalonly = true;
 162                 o.validate = function(section_id, value) {
 163                         if (value.length == 0 || /^([0-9]+\s+[0-9]+$)/.test(value) == true)
 164                                 return true;
 165
 166                         return _('Expected \'[Number] [Number]\'');
 167
 168                 };
 169
 170                 o = s.taboption('advanced', form.Value, 'instances', _('Number of instances'), _('Number of simultaneously running servers for this service. Argument is any number or the keyword \'UNLIMITED\''));
 171                 o.datatype = 'or("UNLIMITED", uinteger)';
 172                 o.value('UNLIMITED', 'UNLIMITED');
 173                 o.modalonly = true;
 174
 175                 o = s.taboption('advanced', form.MultiValue, 'log_on_success', _('Log on success'), _('Informations that should be logged for this service in case of successful connection'));
 176                 o.value('PID', _('Server PID'));
 177                 o.value('HOST', _('Remote host address '));
 178                 o.value('USERID', _('User ID of the remote user'));
 179                 o.value('EXIT', _('Server exited along with the exit status'));
 180                 o.value('DURATION', _('Duration of a service session'));
 181                 o.value('TRAFFIC', _('Total bytes in and out for a redirected service'));
 182                 o.modalonly = true;
 183
 184                 o = s.taboption('advanced', form.MultiValue, 'log_on_failure', _('Log on failure'), _('Informations that should be logged for this service in case of a failed connection'));
 185                 o.value('HOST', _('Remote host address '));
 186                 o.value('USERID', _('User ID of the remote user'));
 187                 o.value('ATTEMPT', _('Failed attempts'));
 188                 o.modalonly = true;
 189
 190                 return m.render();
 191         }
 192 });