mirror of
https://github.com/StackExchange/dnscontrol.git
synced 2024-09-20 23:06:23 +08:00
313 lines
8 KiB
JavaScript
313 lines
8 KiB
JavaScript
"use strict";
|
|
|
|
var conf = {
|
|
registrars: [],
|
|
dns_providers: [],
|
|
domains: []
|
|
};
|
|
|
|
var defaultArgs = [];
|
|
|
|
function initialize(){
|
|
conf = {
|
|
registrars: [],
|
|
dns_providers: [],
|
|
domains: []
|
|
};
|
|
defaultArgs = [];
|
|
}
|
|
|
|
function NewRegistrar(name,type,meta) {
|
|
if (type) {
|
|
type == "MANUAL";
|
|
}
|
|
var reg = {name: name, type: type, meta: meta};
|
|
conf.registrars.push(reg);
|
|
return name;
|
|
}
|
|
|
|
function NewDnsProvider(name, type, meta) {
|
|
if ((typeof meta === 'object') && ('ip_conversions' in meta)) {
|
|
meta.ip_conversions = format_tt(meta.ip_conversions)
|
|
}
|
|
var dsp = {name: name, type: type, meta: meta};
|
|
conf.dns_providers.push(dsp);
|
|
return name;
|
|
}
|
|
|
|
function newDomain(name,registrar) {
|
|
return {name: name, registrar: registrar, meta:{}, records:[], dnsProviders: {}, defaultTTL: 0, nameservers:[]};
|
|
}
|
|
|
|
function processDargs(m, domain) {
|
|
// for each modifier, if it is a...
|
|
// function: call it with domain
|
|
// array: process recursively
|
|
// object: merge it into metadata
|
|
if (_.isFunction(m)) {
|
|
m(domain);
|
|
} else if (_.isArray(m)) {
|
|
for (var j in m) {
|
|
processDargs(m[j], domain)
|
|
}
|
|
} else if (_.isObject(m)) {
|
|
_.extend(domain.meta,m);
|
|
} else {
|
|
throw "WARNING: domain modifier type unsupported: "+ typeof m + " Domain: "+ domain.name;
|
|
}
|
|
}
|
|
|
|
// D(name,registrar): Create a DNS Domain. Use the parameters as records and mods.
|
|
function D(name,registrar) {
|
|
var domain = newDomain(name,registrar);
|
|
for (var i = 0; i< defaultArgs.length; i++){
|
|
processDargs(defaultArgs[i],domain)
|
|
}
|
|
for (var i = 2; i<arguments.length; i++) {
|
|
var m = arguments[i];
|
|
processDargs(m, domain)
|
|
}
|
|
conf.domains.push(domain)
|
|
}
|
|
|
|
// DEFAULTS provides a set of default arguments to apply to all future domains.
|
|
// Each call to DEFAULTS will clear any previous values set.
|
|
function DEFAULTS(){
|
|
defaultArgs = [];
|
|
for (var i = 0; i<arguments.length; i++) {
|
|
defaultArgs.push(arguments[i]);
|
|
}
|
|
}
|
|
|
|
// TTL(v): Set the TTL for a DNS record.
|
|
function TTL(v) {
|
|
return function(r) {
|
|
r.ttl = v;
|
|
}
|
|
}
|
|
|
|
// DefaultTTL(v): Set the default TTL for the domain.
|
|
function DefaultTTL(v) {
|
|
return function(d) {
|
|
d.defaultTTL = v;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
// DnsProvider("providerName", 0)
|
|
// nsCount of 0 means don't use or register any nameservers.
|
|
// nsCount not provider means use all.
|
|
function DnsProvider(name, nsCount){
|
|
if(typeof nsCount === 'undefined'){
|
|
nsCount = -1;
|
|
}
|
|
return function(d) {
|
|
d.dnsProviders[name] = nsCount;
|
|
}
|
|
}
|
|
|
|
// A(name,ip, recordModifiers...)
|
|
function A(name, ip) {
|
|
var mods = getModifiers(arguments,2)
|
|
return function(d) {
|
|
addRecord(d,"A",name,ip,mods)
|
|
}
|
|
}
|
|
|
|
// AAAA(name,ip, recordModifiers...)
|
|
function AAAA(name, ip) {
|
|
var mods = getModifiers(arguments,2)
|
|
return function(d) {
|
|
addRecord(d,"AAAA",name,ip,mods)
|
|
}
|
|
}
|
|
|
|
// ALIAS(name,target, recordModifiers...)
|
|
function ALIAS(name, target) {
|
|
var mods = getModifiers(arguments,2)
|
|
return function(d) {
|
|
addRecord(d,"ALIAS",name,target,mods)
|
|
}
|
|
}
|
|
|
|
|
|
// CNAME(name,target, recordModifiers...)
|
|
function CNAME(name, target) {
|
|
var mods = getModifiers(arguments,2)
|
|
return function(d) {
|
|
addRecord(d,"CNAME",name,target,mods)
|
|
}
|
|
}
|
|
|
|
// TXT(name,target, recordModifiers...)
|
|
function TXT(name, target) {
|
|
var mods = getModifiers(arguments,2)
|
|
return function(d) {
|
|
addRecord(d,"TXT",name,target,mods)
|
|
}
|
|
}
|
|
|
|
// MX(name,priority,target, recordModifiers...)
|
|
function MX(name, priority, target) {
|
|
checkArgs([_.isString, _.isNumber, _.isString], arguments, "MX expects (name, priority, target)")
|
|
var mods = getModifiers(arguments,3)
|
|
return function(d) {
|
|
mods.push(priority);
|
|
addRecord(d, "MX", name, target, mods)
|
|
}
|
|
}
|
|
|
|
function checkArgs(checks, args, desc){
|
|
if (args.length < checks.length){
|
|
throw(desc)
|
|
}
|
|
for (var i = 0; i< checks.length; i++){
|
|
if (!checks[i](args[i])){
|
|
throw(desc+" - argument "+i+" is not correct type")
|
|
}
|
|
}
|
|
}
|
|
|
|
// NS(name,target, recordModifiers...)
|
|
function NS(name, target) {
|
|
var mods = getModifiers(arguments,2)
|
|
return function(d) {
|
|
addRecord(d,"NS",name,target,mods)
|
|
}
|
|
}
|
|
|
|
// NAMESERVER(name,target)
|
|
function NAMESERVER(name, target) {
|
|
return function(d) {
|
|
d.nameservers.push({name: name, target: target})
|
|
}
|
|
}
|
|
|
|
function format_tt(transform_table) {
|
|
// Turn [[low: 1, high: 2, newBase: 3], [low: 4, high: 5, newIP: 6]]
|
|
// into "1 ~ 2 ~ 3 ~; 4 ~ 5 ~ ~ 6"
|
|
var lines = []
|
|
for (var i=0; i < transform_table.length; i++) {
|
|
var ip = transform_table[i];
|
|
var newIP = ip.newIP;
|
|
if (newIP){
|
|
if(_.isArray(newIP)){
|
|
newIP = _.map(newIP,function(i){return num2dot(i)}).join(",")
|
|
}else{
|
|
newIP = num2dot(newIP);
|
|
}
|
|
}
|
|
var newBase = ip.newBase;
|
|
if (newBase){
|
|
if(_.isArray(newBase)){
|
|
newBase = _.map(newBase,function(i){return num2dot(i)}).join(",")
|
|
}else{
|
|
newBase = num2dot(newBase);
|
|
}
|
|
}
|
|
var row = [
|
|
num2dot(ip.low),
|
|
num2dot(ip.high),
|
|
newBase,
|
|
newIP
|
|
]
|
|
lines.push(row.join(" ~ "))
|
|
}
|
|
return lines.join(" ; ")
|
|
}
|
|
|
|
// IMPORT_TRANSFORM(translation_table, domain)
|
|
function IMPORT_TRANSFORM(translation_table, domain,ttl) {
|
|
return function(d) {
|
|
var rec = addRecord(d, "IMPORT_TRANSFORM", "@", domain, [
|
|
{'transform_table': format_tt(translation_table)}])
|
|
if (ttl){
|
|
rec.ttl = ttl;
|
|
}
|
|
}
|
|
}
|
|
|
|
// PURGE()
|
|
function PURGE(d) {
|
|
d.KeepUnknown = false
|
|
}
|
|
|
|
// NO_PURGE()
|
|
function NO_PURGE(d) {
|
|
d.KeepUnknown = true
|
|
}
|
|
|
|
function getModifiers(args,start) {
|
|
var mods = [];
|
|
for (var i = start;i<args.length; i++) {
|
|
mods.push(args[i])
|
|
}
|
|
return mods;
|
|
}
|
|
|
|
function addRecord(d,type,name,target,mods) {
|
|
// if target is number, assume ip address. convert it.
|
|
if (_.isNumber(target)) {
|
|
target = num2dot(target);
|
|
}
|
|
var rec = {type: type, name: name, target: target, ttl:d.defaultTTL, priority: 0, meta:{}};
|
|
// for each modifier, decide based on type:
|
|
// - Function: call is with the record as the argument
|
|
// - Object: merge it into the metadata
|
|
// - Number: IF MX record assume it is priority
|
|
if (mods) {
|
|
for (var i = 0; i< mods.length; i++) {
|
|
var m = mods[i]
|
|
if (_.isFunction(m)) {
|
|
m(rec);
|
|
} else if (_.isObject(m)) {
|
|
//convert transforms to strings
|
|
if (m.transform && _.isArray(m.transform)){
|
|
m.transform = format_tt(m.transform)
|
|
}
|
|
_.extend(rec.meta,m);
|
|
_.extend(rec.meta,m);
|
|
} else if (_.isNumber(m) && type == "MX") {
|
|
rec.priority = m;
|
|
} else {
|
|
console.log("WARNING: Modifier type unsupported:", typeof m, "(Skipping!)");
|
|
}
|
|
}
|
|
}
|
|
d.records.push(rec);
|
|
return rec;
|
|
}
|
|
|
|
//ip conversion functions from http://stackoverflow.com/a/8105740/121660
|
|
// via http://javascript.about.com/library/blipconvert.htm
|
|
function IP(dot)
|
|
{
|
|
var d = dot.split('.');
|
|
return ((((((+d[0])*256)+(+d[1]))*256)+(+d[2]))*256)+(+d[3]);
|
|
}
|
|
|
|
function num2dot(num)
|
|
{
|
|
if(num === undefined){
|
|
return "";
|
|
}
|
|
if (_.isString(num)){
|
|
return num
|
|
}
|
|
var d = num%256;
|
|
for (var i = 3; i > 0; i--)
|
|
{
|
|
num = Math.floor(num/256);
|
|
d = num%256 + '.' + d;
|
|
}
|
|
return d;
|
|
}
|
|
|
|
// Cloudflare aliases:
|
|
var CF_PROXY_OFF = {'cloudflare_proxy': 'off'}; // Default/off.
|
|
var CF_PROXY_ON = {'cloudflare_proxy': 'on'}; // Sites safe to proxy.
|
|
var CF_PROXY_FULL = {'cloudflare_proxy': 'full'}; // Sites safe to railgun.
|
|
var SET_PROXY_DEFAULT_TRUE = CF_PROXY_ON; // Turn on CF proxy for entire domain.
|
|
var SET_PROXY_DEFAULT_FALSE = CF_PROXY_OFF; // basically a no-op.
|