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'use strict';
'require rpc';
'require uci';
'require form';
'require network';
'require firewall';
'require tools.widgets as widgets';
return L.view.extend({
callOffloadSupport: rpc.declare({
object: 'luci',
method: 'offload_support',
expect: { offload_support: false }
}),
load: function() {
return this.callOffloadSupport();
},
render: function(hasOffloading) {
var m, s, o, inp, out;
m = new form.Map('firewall', _('Firewall - Zone Settings'),
_('The firewall creates zones over your network interfaces to control network traffic flow.'));
s = m.section(form.TypedSection, 'defaults', _('General Settings'));
s.anonymous = true;
s.addremove = false;
o = s.option(form.Flag, 'syn_flood', _('Enable SYN-flood protection'));
o = s.option(form.Flag, 'drop_invalid', _('Drop invalid packets'));
var p = [
s.option(form.ListValue, 'input', _('Input')),
s.option(form.ListValue, 'output', _('Output')),
s.option(form.ListValue, 'forward', _('Forward'))
];
for (var i = 0; i < p.length; i++) {
p[i].value('REJECT', _('reject'));
p[i].value('DROP', _('drop'));
p[i].value('ACCEPT', _('accept'));
}
/* Netfilter flow offload support */
if (hasOffloading) {
s = m.section(form.TypedSection, 'defaults', _('Routing/NAT Offloading'),
_('Experimental feature. Not fully compatible with QoS/SQM.'));
s.anonymous = true;
s.addremove = false;
o = s.option(form.Flag, 'flow_offloading',
_('Software flow offloading'),
_('Software based offloading for routing/NAT'));
o.optional = true;
o = s.option(form.Flag, 'flow_offloading_hw',
_('Hardware flow offloading'),
_('Requires hardware NAT support. Implemented at least for mt7621'));
o.optional = true;
o.depends('flow_offloading', '1');
}
s = m.section(form.GridSection, 'zone', _('Zones'));
s.addremove = true;
s.anonymous = true;
s.sortable = true;
s.tab('general', _('General Settings'));
s.tab('advanced', _('Advanced Settings'));
o = s.taboption('general', form.DummyValue, '_generalinfo');
o.rawhtml = true;
o.modalonly = true;
o.cfgvalue = function(section_id) {
var name = uci.get('firewall', section_id, 'name');
return _('This section defines common properties of %q. The <em>input</em> and <em>output</em> options set the default policies for traffic entering and leaving this zone while the <em>forward</em> option describes the policy for forwarded traffic between different networks within the zone. <em>Covered networks</em> specifies which available networks are members of this zone.')
.replace(/%s/g, name).replace(/%q/g, '"' + name + '"');
};
o = s.taboption('general', form.Value, 'name', _('Name'));
o.placeholder = _('Unnamed zone');
o.modalonly = true;
o.datatype = 'and(uciname,maxlength(11))';
o.write = function(section_id, formvalue) {
var cfgvalue = this.cfgvalue(section_id);
if (cfgvalue != formvalue)
return firewall.renameZone(cfgvalue, formvalue);
};
o = s.option(widgets.ZoneForwards, '_info', _('Zone ⇒ Forwardings'));
o.editable = true;
o.modalonly = false;
o.cfgvalue = function(section_id) {
return uci.get('firewall', section_id, 'name');
};
var p = [
s.taboption('general', form.ListValue, 'input', _('Input')),
s.taboption('general', form.ListValue, 'output', _('Output')),
s.taboption('general', form.ListValue, 'forward', _('Forward'))
];
for (var i = 0; i < p.length; i++) {
p[i].value('REJECT', _('reject'));
p[i].value('DROP', _('drop'));
p[i].value('ACCEPT', _('accept'));
p[i].editable = true;
}
o = s.taboption('general', form.Flag, 'masq', _('Masquerading'));
o.editable = true;
o = s.taboption('general', form.Flag, 'mtu_fix', _('MSS clamping'));
o.modalonly = true;
o = s.taboption('general', widgets.NetworkSelect, 'network', _('Covered networks'));
o.modalonly = true;
o.multiple = true;
o.write = function(section_id, formvalue) {
var name = uci.get('firewall', section_id, 'name'),
cfgvalue = this.cfgvalue(section_id);
if (typeof(cfgvalue) == 'string' && Array.isArray(formvalue) && (cfgvalue == formvalue.join(' ')))
return;
var tasks = [ firewall.getZone(name) ];
if (Array.isArray(formvalue))
for (var i = 0; i < formvalue.length; i++) {
var netname = formvalue[i];
tasks.push(network.getNetwork(netname).then(function(net) {
return net || network.addNetwork(netname, { 'proto': 'none' });
}));
}
return Promise.all(tasks).then(function(zone_networks) {
if (zone_networks[0])
for (var i = 1; i < zone_networks.length; i++)
zone_networks[0].addNetwork(zone_networks[i].getName());
});
};
o = s.taboption('advanced', form.DummyValue, '_advancedinfo');
o.rawhtml = true;
o.modalonly = true;
o.cfgvalue = function(section_id) {
var name = uci.get('firewall', section_id, 'name');
return _('The options below control the forwarding policies between this zone (%s) and other zones. <em>Destination zones</em> cover forwarded traffic <strong>originating from %q</strong>. <em>Source zones</em> match forwarded traffic from other zones <strong>targeted at %q</strong>. The forwarding rule is <em>unidirectional</em>, e.g. a forward from lan to wan does <em>not</em> imply a permission to forward from wan to lan as well.')
.format(name);
};
o = s.taboption('advanced', form.ListValue, 'family', _('Restrict to address family'));
o.value('', _('IPv4 and IPv6'));
o.value('ipv4', _('IPv4 only'));
o.value('ipv6', _('IPv6 only'));
o.modalonly = true;
o = s.taboption('advanced', form.DynamicList, 'masq_src', _('Restrict Masquerading to given source subnets'));
o.depends('family', '');
o.depends('family', 'ipv4');
o.datatype = 'list(neg(or(uciname,hostname,ipmask4)))';
o.placeholder = '0.0.0.0/0';
o.modalonly = true;
o = s.taboption('advanced', form.DynamicList, 'masq_dest', _('Restrict Masquerading to given destination subnets'));
o.depends('family', '');
o.depends('family', 'ipv4');
o.datatype = 'list(neg(or(uciname,hostname,ipmask4)))';
o.placeholder = '0.0.0.0/0';
o.modalonly = true;
o = s.taboption('advanced', form.Flag, 'conntrack', _('Force connection tracking'));
o.modalonly = true;
o = s.taboption('advanced', form.Flag, 'log', _('Enable logging on this zone'));
o.modalonly = true;
o = s.taboption('advanced', form.Value, 'log_limit', _('Limit log messages'));
o.depends('log', '1');
o.placeholder = '10/minute';
o.modalonly = true;
o = s.taboption('general', form.DummyValue, '_forwardinfo');
o.rawhtml = true;
o.modalonly = true;
o.cfgvalue = function(section_id) {
return _('The options below control the forwarding policies between this zone (%s) and other zones. <em>Destination zones</em> cover forwarded traffic <strong>originating from %q</strong>. <em>Source zones</em> match forwarded traffic from other zones <strong>targeted at %q</strong>. The forwarding rule is <em>unidirectional</em>, e.g. a forward from lan to wan does <em>not</em> imply a permission to forward from wan to lan as well.')
.format(uci.get('firewall', section_id, 'name'));
};
out = o = s.taboption('general', widgets.ZoneSelect, 'out', _('Allow forward to <em>destination zones</em>:'));
o.nocreate = true;
o.multiple = true;
o.modalonly = true;
o.filter = function(section_id, value) {
return (uci.get('firewall', section_id, 'name') != value);
};
o.cfgvalue = function(section_id) {
var out = (this.option == 'out'),
zone = this.lookupZone(uci.get('firewall', section_id, 'name')),
fwds = zone.getForwardingsBy(out ? 'src' : 'dest'),
value = [];
for (var i = 0; i < fwds.length; i++)
value.push(out ? fwds[i].getDestination() : fwds[i].getSource());
return value;
};
o.write = o.remove = function(section_id, formvalue) {
var out = (this.option == 'out'),
zone = this.lookupZone(uci.get('firewall', section_id, 'name')),
fwds = zone.getForwardingsBy(out ? 'src' : 'dest');
if (formvalue == null)
formvalue = [];
if (Array.isArray(formvalue)) {
for (var i = 0; i < fwds.length; i++) {
var cmp = out ? fwds[i].getDestination() : fwds[i].getSource();
if (!formvalue.filter(function(d) { return d == cmp }).length)
zone.deleteForwarding(fwds[i]);
}
for (var i = 0; i < formvalue.length; i++)
if (out)
zone.addForwardingTo(formvalue[i]);
else
zone.addForwardingFrom(formvalue[i]);
}
};
inp = o = s.taboption('general', widgets.ZoneSelect, 'in', _('Allow forward from <em>source zones</em>:'));
o.nocreate = true;
o.multiple = true;
o.modalonly = true;
o.write = o.remove = out.write;
o.filter = out.filter;
o.cfgvalue = out.cfgvalue;
return m.render();
}
});
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