l3config.js/l3config.js

412 lines
14 KiB
JavaScript

"use strict";
function makeFieldset() {
return document.createElement('fieldset');
}
function makeLegend(...legend) {
let ret = document.createElement('legend');
ret.append(...legend);
return ret;
}
function makeButton(label, onClick) {
let ret = document.createElement('button');
ret.setAttribute('type', 'button');
ret.append(label);
ret.addEventListener('click', onClick);
return ret;
}
function makeText(text) {
return document.createTextNode(text);
}
function makeInput(id, attrs) {
let ret = document.createElement('input');
ret.setAttribute('id', id);
for (const [attr, value] of Object.entries(attrs)) {
ret.setAttribute(attr, value);
}
return ret;
}
function makeLabel(label, forId) {
let ret = document.createElement('label');
ret.setAttribute('for', forId);
ret.innerHTML = label;
return ret;
}
class L3Section {
constructor(legend, presetname, ...inputs) {
this.legend = legend;
this.presetname = presetname;
this.inputs = inputs;
}
node() {
let fieldset = makeFieldset();
let legend = this.legend;
if (this.presetname instanceof HTMLElement) {
legend = this.presetname;
}
fieldset.append(makeLegend(legend));
let sep = undefined;
for (const input of this.inputs) {
fieldset.append(input.node());
}
return fieldset;
}
render() {
const options = this.inputs
.flatMap(input => input.option())
.filter(option => !!option);
if (options.length == 0) {
return undefined;
}
var compiledopts = new Map();
for (const option of options) {
let c = compiledopts.get(option.optionName) ?? [];
c.push(option.value);
compiledopts.set(option.optionName, c);
}
let optstrs = [];
for (const [opt, values] of compiledopts) {
if (values.length == 1) {
optstrs.push(`option ${opt} '${values[0]}'`);
} else {
for (const value of values) {
optstrs.push(`list ${opt} '${value}'`);
}
}
}
let sectionname = "";
if (typeof this.presetname === 'string') {
sectionname = ` '${this.presetname}'`;
} else if (this.presetname instanceof HTMLElement
&& this.presetname.tagName === 'INPUT'
&& this.presetname.value) {
sectionname = ` '${this.presetname.value}'`;
}
return `config ${this.legend}${sectionname}\n\t` + optstrs.join('\n\t');
}
}
class L3MultiSection {
constructor(legend, template) {
this.legend = legend;
this.template = template;
this.sections = [];
this.nsections = 0;
}
node() {
let fieldset = makeFieldset();
fieldset.append(
makeLegend(
makeButton(`+ ${this.legend}`, () => fieldset.appendChild(this.#makeSection())),
)
);
return fieldset;
}
#makeSection() {
const idsuffix = `-${this.nsections++}`;
let newsection = this.template(idsuffix);
this.sections.push(newsection);
let nodes = newsection.node();
let del = makeButton('Remove', () => this.#removeSection(newsection, nodes));
del.classList.add('del');
nodes.append(del);
return nodes;
}
#removeSection(del, nodes) {
this.sections = this.sections.filter(section => section != del);
nodes.remove();
}
render() {
return this.sections.map(section => section.render()).filter(section => !!section)
}
}
class L3Input {
constructor(label, id, optionName, attrs, datalist) {
this.label = label;
this.id = id;
this.optionName = optionName;
this.attrs = attrs;
this.datalist = datalist
this.input = undefined;
}
node() {
let div = document.createElement('div')
if (this.label) {
div.appendChild(makeLabel(this.label, this.id));
}
this.input = makeInput(this.id, this.attrs);
div.appendChild(this.input);
if (this.datalist) {
let datalist = document.createElement('datalist');
let datalistid = this.id + '-datalist';
datalist.setAttribute('id', datalistid);
this.input.setAttribute('list', datalistid);
for (const value of this.datalist) {
let option = document.createElement('option');
option.setAttribute('value', value);
datalist.append(option);
}
div.appendChild(datalist);
}
return div;
}
option() {
switch (this.input.type) {
case 'radio':
case 'checkbox':
if (!this.input.checked || this.input.value == 'undefined') return undefined;
break;
default:
if (!this.input.value) return undefined;
break;
}
const ret = {
optionName: this.optionName,
value: this.input.value,
};
return ret;
}
}
class L3Select {
constructor(label, id, optionName, attrs, ...optionList) {
this.label = label;
this.id = id;
this.optionName = optionName;
this.attrs = attrs;
this.optionList = optionList;
this.input = undefined;
}
node() {
let div = document.createElement('div')
if (this.label) {
div.appendChild(makeLabel(this.label, this.id));
}
this.input = document.createElement('select');
this.input.setAttribute('id', this.id);
for (const [attr, value] of Object.entries(this.attrs)) {
this.input.setAttribute(attr, value);
}
div.appendChild(this.input);
for (const [optgrouplabel, options] of this.optionList) {
let target = this.input;
if (optgrouplabel != '') {
target = document.createElement('optgroup');
target.setAttribute('label', optgrouplabel);
this.input.appendChild(target);
}
for (const [label, value] of options) {
let option = document.createElement('option');
option.setAttribute('value', value);
option.appendChild(makeText(label));
target.appendChild(option);
}
}
return div;
}
option() {
if (this.input.value == 'undefined') { return undefined; }
const ret = {
optionName: this.optionName,
value: this.input.value,
};
return ret;
}
}
class L3MultiInput {
constructor(label, template) {
this.label = label;
this.template = template;
this.inputs = [];
this.ninputs = 0;
}
node() {
let fieldset = makeFieldset();
fieldset.append(
makeLegend(
makeButton(`+ ${this.label}`, () => fieldset.append(this.#makeInput())),
)
);
return fieldset;
}
#makeInput() {
const idsuffix = `-${this.ninputs++}`;
let newinput = this.template(idsuffix);
this.inputs.push(newinput);
let div = newinput.node();
let delbutton = document.createElement('button');
delbutton.setAttribute('type', 'button');
delbutton.classList.add('del');
delbutton.innerHTML = '-';
delbutton.addEventListener('click', () => this.#removeInput(newinput, div));
div.prepend(delbutton);
return div;
}
#removeInput(del, div) {
this.inputs = this.inputs.filter(input => input != del);
div.remove();
}
option() {
return this.inputs.map(input => input.option());
}
}
class L3Config {
constructor() {
this.sections = [];
}
addSection(section) {
this.sections.push(section)
}
handleUpdate() {
renderConfig(this.sections.flatMap(section => section.render()).filter(section => !!section));
}
node() {
return this.sections.map(section => section.node())
}
}
function initForm() {
let l3configinput = document.getElementById('l3configinput');
let form = document.createElement('form');
l3configinput.appendChild(form);
const label5ghz = (chan) => [`${chan} (${5000+chan*5}MHz)`, chan.toString()]
const label2ghz = (chan) => [`${chan} (${2407+chan*5}MHz)`, chan.toString()]
const UNII1Channels = [36, 40, 44, 48].map(label5ghz);
const UNII2Channels = [52, 56, 60, 64].map(label5ghz);
const UNII2EChannels = [100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140].map(label5ghz);
const Channels5GHz = [...UNII1Channels, ...UNII2Channels, ...UNII2EChannels];
const Channels2GHz = Array(13).fill().map((_, chan) => [`${chan+1} (${2412 + chan*5}MHz)`, (chan+1).toString()]);
const Channels2GHzOFDM = [1,5,9,13].map(label2ghz);
const Channels2GHzDSSS = [1,6,11].map(label2ghz);
const l3cfg = new L3Config();
l3cfg.addSection(new L3Section('gateway', 'meta',
new L3Input('Router Name','gatewayName', 'name', {type: 'search', placeholder: 'Router Name'}),
new L3MultiInput('Router IPv4 Address', function(idsuffix) {
return new L3Input(undefined,'gatewayRouterIP4'+idsuffix, 'router_ip', {type: 'search', maxlength: 15, placeholder: 'Router IPv4 Address'});
}),
new L3MultiInput('Router IPv6 Address', function(idsuffix) {
return new L3Input(undefined,'gatewayRouterIP6'+idsuffix, 'router_ip6', {type: 'text', maxlength: 39, placeholder: 'Router IPv6 Address'});
}),
new L3Input(undefined, 'gatewayConfigVersion', 'config_version', {type: 'hidden', value: 2, disabled: ''}),
));
l3cfg.addSection(new L3Section('dns', undefined,
new L3Select('Preset','dnsAnycastSelect', 'server', {name: 'anycast'},
['', [
['Anycast DNS', 'fd43:5602:29bd:ffff:1:1:1:1'],
['Anycast DNS64', 'fd43:5602:29bd:ffff:1:1:1:64'],
['---', undefined],
]],
),
new L3MultiInput('Custom DNS Server', function(idsuffix) {
return new L3Input(undefined,'dnsOther'+idsuffix, 'server', {type: 'text', maxlength: 39, placeholder: 'Custom DNS Server'});
}),
));
l3cfg.addSection(new L3Section('wan', undefined,
new L3Input('Use VLAN','babelpeerVLAN', 'vlan', {type: 'number', min: 1, max: 4094}),
new L3Input('Use Interface directly','babelpeerIFACE', 'iface', {type: 'text', placeholder: 'eth0, eth0.4, ...'}),
));
l3cfg.addSection(new L3Section('client', undefined,
new L3Input('Use VLAN','clientVLAN', 'vlan', {type: 'number', min: 1, max: 4094}),
new L3Input('Use Interface directly','clientIFACE', 'iface', {type: 'text', placeholder: 'eth0, eth0.4, ...'}),
new L3MultiInput('Client IPv6 Subnet', function(idsuffix) {
return new L3Input(undefined,'clientIP6Addr'+idsuffix, 'ip6addr', {type: 'text', maxlength: 39, placeholder: 'IPv6 CIDR, 2a0b:f4c0:XX:YYYY::/64, fd43:5602:29bd:XXXX::/64,...'});
}),
new L3MultiInput('Client IPv4 Subnet', function(idsuffix) {
return new L3Input(undefined,'clientIPAddr'+idsuffix, 'ipaddr', {type: 'text', maxlength: 15, placeholder: 'IPv4 CIDR, 10.XX.YY.ZZ/24'});
}),
new L3Input('IPv4 SNAT','clientSNAT', 'snat', {type: 'checkbox', value: 1}),
new L3Input('DHCP Start Address','clientDHCPStart', 'dhcp_start', {type: 'text', maxlength: 15, placeholder: 'IPv4 Address, 10.XX.YY.10'}),
new L3Input('DHCP Number of Addresses','clientDHCPLimit', 'dhcp_limit', {type: 'number', min: 1, max: 65535}),
new L3Input('Wifi ESSID','clientESSID', 'essid', {type: 'text'}),
new L3Select('Wifi 2.4 GHz Channel','client2GHZ', 'chan2ghz', {name: 'chan2ghz'},
['', [['---', undefined]]],
['Non-Overlapping Channels (OFDM)', Channels2GHzOFDM],
['Non-Overlapping Channels (DSSS)', Channels2GHzDSSS],
['All Channels', Channels2GHz],
),
new L3Select('Wifi 5 GHz Channel','client5GHZ', 'chan5ghz', {name: 'chan5ghz'},
['', [['---', undefined]]],
['U-NII-1 Channels (Indoor)', UNII1Channels],
['U-NII-2 Channels (Indoor + DFS)', UNII2Channels],
['U-NII-2E Channels (Indoor + Outdoor + DFS)', UNII2EChannels],
),
));
l3cfg.addSection(new L3MultiSection('VLAN', function(idsuffix) {
return new L3Section('vlan', makeInput('vlanSectionName'+idsuffix, {type: 'number', min: 1, max: 4094, required: '', placeholder: '1..4094'}),
new L3Input('Comment','vlanComment'+idsuffix, 'comment', {type: 'text'}, ['client', 'wan']),
new L3Input('Ports','vlanPorts'+idsuffix, 'ports', {type: 'text', placeholder: 'eth0:*, eth1.4:u, ...'}),
);
}));
l3cfg.addSection(new L3MultiSection('Direct Babel Peering', function(idsuffix) {
return new L3Section('babelpeer', makeInput('babelpeerSectionName'+idsuffix, {type: 'text'}),
new L3Input('Use VLAN','babelpeerVLAN'+idsuffix, 'vlan', {type: 'number', min: 1, max: 4094}),
new L3Input('Use Interface directly','babelpeerIFACE'+idsuffix, 'iface', {type: 'text', placeholder: 'eth0, eth0.4, ...'}),
new L3Select('Babel Interface Type','babelpeerType'+idsuffix, 'type', {name: 'type'},
['', [
['Default', undefined],
['Wired', 'wired'],
['Wireless', 'wireless'],
]],
),
new L3Input('rxcost','babelpeerRXCost'+idsuffix, 'rxcost', {type: 'number', min: 96, max: 65535, placeholder: 'LAN: 96, Tunnel: 4096, ...'}),
);
}));
l3cfg.addSection(new L3MultiSection('WireGuard Peering', function(idsuffix) {
return new L3Section('wireguardpeer', makeInput('wireguardpeerSectionName'+idsuffix, {type: 'text'}),
new L3Input('Endpoint Host', 'wireguardpeerEPHost'+idsuffix, 'endpoint_host', {type: 'text', required: ''}, ['peering.nue3.fff.community','ff1.zbau.f3netze.de','nsvm.f3netze.de','2a0b:f4c0:400::']),
new L3Input('Endpoint Port','wireguardpeerEPPort'+idsuffix, 'endpoint_port', {type: 'number', required: '', min:1, max: 65535}),
new L3Input('Persistent Keepalive','wireguardpeerPersistentKeepalive', 'persistent_keepalive', {type: 'number', min: 0, max: 65535, placeholder: '1 - 65535 Seconds...'}),
new L3Input('Remote Public Key', 'wireguardpeerRemotePubKey'+idsuffix, 'remote_public_key', {type: 'text', minlength: 44, maxlength: 44, required: '', placeholder: 'base64 encoded public key'}),
new L3Input('Local Private Key', 'wireguardpeerLocalPrivKey'+idsuffix, 'local_private_key', {type: 'text', minlength: 44, maxlength: 44, placeholder: 'base64 encoded private key'}),
new L3Input('rxcost','wireguardpeerRXCost'+idsuffix, 'rxcost', {type: 'number', min: 96, max: 65535, value: 4096, placeholder: '4096'}),
new L3Input('mtu','wireguardpeerMTU'+idsuffix, 'mtu', {type: 'number', min: 1280, max: 65535, value: 1412, placeholder: '1412'}),
);
}));
form.addEventListener('input', () => l3cfg.handleUpdate());
form.replaceChildren(...l3cfg.node())
renderConfig(l3cfg.sections.flatMap(section => section.render()).filter(section => !!section));
}
function renderConfig(sections) {
let l3configoutput = document.getElementById('l3configoutput');
let l3configoutputpre = document.createElement('pre');
let code = document.createElement('code');
l3configoutputpre.appendChild(code);
code.innerHTML += sections.join('\n\n');
l3configoutput.replaceChildren(l3configoutputpre);
}
initForm();