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375 lines
16 KiB
JavaScript
375 lines
16 KiB
JavaScript
var request = require('request-promise');
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var common = require('../../common');
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var logger = require('../shared/logger');
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var options = {};
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getAliasForChannel = (channel) => {
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return new Promise(function(resolve, reject) {
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let pubkey = (channel.remote_pubkey) ? channel.remote_pubkey : (channel.remote_node_pub) ? channel.remote_node_pub : '';
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options.url = common.getSelLNServerUrl() + '/v1/graph/node/' + pubkey;
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request(options).then(function(aliasBody) {
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logger.info({fileName: 'Channels', msg: 'Alias: ' + JSON.stringify(aliasBody.node.alias)});
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channel.remote_alias = aliasBody.node.alias;
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resolve(aliasBody.node.alias);
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})
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.catch(err => {
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channel.remote_alias = pubkey.slice(0, 10) + '...' + pubkey.slice(-10);
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resolve(pubkey);
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});
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});
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}
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exports.getAllChannels = (req, res, next) => {
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options = common.getOptions();
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options.url = common.getSelLNServerUrl() + '/v1/channels';
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options.qs = req.query;
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let local = 0;
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let remote = 0;
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let total = 0;
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request(options).then(function (body) {
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logger.info({fileName: 'Channels', msg: 'All Channels Received: ' + JSON.stringify(body)});
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if(body.channels) {
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Promise.all(
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body.channels.map(channel => {
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local = (channel.local_balance) ? +channel.local_balance : 0;
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remote = (channel.remote_balance) ? +channel.remote_balance : 0;
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total = local + remote;
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channel.balancedness = (total == 0) ? 1 : (1 - Math.abs((local-remote)/total)).toFixed(3);
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return getAliasForChannel(channel);
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})
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)
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.then(function(values) {
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body.channels = common.sortDescByKey(body.channels, 'balancedness');
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logger.info({fileName: 'Channels', msg: 'All Channels with Alias: ' + JSON.stringify(body)});
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res.status(200).json(body);
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 48, msg: 'Get All Channel Alias Error: ' + JSON.stringify(err)});
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res.status(500).json({
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message: 'Fetching Channels Alias Failed!',
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error: err.error
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});
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});
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} else {
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body.channels = [];
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res.status(200).json(body);
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}
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 66, msg: 'Get All Channels Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Fetching All Channels Failed!',
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error: err.error
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});
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});
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};
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exports.getPendingChannels = (req, res, next) => {
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options = common.getOptions();
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options.url = common.getSelLNServerUrl() + '/v1/channels/pending';
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options.qs = req.query;
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request(options).then(function (body) {
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if (!body.total_limbo_balance) {
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body.total_limbo_balance = 0;
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body.btc_total_limbo_balance = 0;
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} else {
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body.btc_total_limbo_balance = common.convertToBTC(body.total_limbo_balance);
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}
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const promises = [];
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if(body.pending_open_channels && body.pending_open_channels.length > 0) {
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body.pending_open_channels.map(channel => { return promises.push(getAliasForChannel(channel.channel))});
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}
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if(body.pending_closing_channels && body.pending_closing_channels.length > 0) {
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body.pending_closing_channels.map(channel => { return promises.push(getAliasForChannel(channel.channel))});
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}
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if(body.pending_force_closing_channels && body.pending_force_closing_channels.length > 0) {
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body.pending_force_closing_channels.map(channel => { return promises.push(getAliasForChannel(channel.channel))});
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}
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if(body.waiting_close_channels && body.waiting_close_channels.length > 0) {
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body.waiting_close_channels.map(channel => { return promises.push(getAliasForChannel(channel.channel))});
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}
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Promise.all(promises).then(function(values) {
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logger.info({fileName: 'Channels', msg: 'Pending Channels: ' + JSON.stringify(body)});
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res.status(200).json(body);
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 106, msg: 'Get Pending Channel Alias Error: ' + JSON.stringify(err)});
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res.status(500).json({
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message: 'Fetching Pending Channels Failed!',
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error: err.error
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});
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});
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 97, msg: 'Get Pending Channel Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Fetching Pending Channels Failed!',
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error: err.error
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});
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});
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};
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exports.getClosedChannels = (req, res, next) => {
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options = common.getOptions();
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options.url = common.getSelLNServerUrl() + '/v1/channels/closed';
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options.qs = req.query;
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request(options).then(function (body) {
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if (body.channels && body.channels.length > 0) {
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Promise.all(
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body.channels.map(channel => {
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channel.close_type = (!channel.close_type) ? 'COOPERATIVE_CLOSE' : channel.close_type;
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return getAliasForChannel(channel);
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})
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)
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.then(function(values) {
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body.channels = common.sortDescByKey(body.channels, 'close_height');
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logger.info({fileName: 'Channels', msg: 'Closed Channels: ' + JSON.stringify(body)});
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res.status(200).json(body);
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 48, msg: 'Get All Channel Alias Error: ' + JSON.stringify(err)});
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res.status(500).json({
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message: 'Fetching Channels Alias Failed!',
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error: err.error
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});
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});
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} else {
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body.channels = [];
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res.status(200).json(body);
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}
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 126, msg: 'Get Closed Channel Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Fetching Closed Channels Failed!',
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error: err.error
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});
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});
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};
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exports.postChannel = (req, res, next) => {
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options = common.getOptions();
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options.url = common.getSelLNServerUrl() + '/v1/channels';
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options.form = {
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node_pubkey_string: req.body.node_pubkey,
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local_funding_amount: req.body.local_funding_amount,
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private: req.body.private,
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spend_unconfirmed: req.body.spend_unconfirmed
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};
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if (req.body.trans_type === '1') {
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options.form.target_conf = req.body.trans_type_value;
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} else if (req.body.trans_type === '2') {
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options.form.sat_per_byte = req.body.trans_type_value;
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}
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options.form = JSON.stringify(options.form);
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request.post(options).then((body) => {
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logger.info({fileName: 'Channels', msg: 'Channel Open Response: ' + JSON.stringify(body)});
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if(!body || body.error) {
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logger.error({fileName: 'Channels', lineNum: 152, msg: 'Open New Channel Error: ' + ((!body || !body.error) ? 'Error From Server!' : JSON.stringify(body.error))});
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res.status(500).json({
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message: 'Open Channel Failed!',
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error: (!body) ? 'Error From Server!' : body.error
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});
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} else {
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res.status(201).json(body);
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}
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 168, msg: 'Open New Channel Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Open Channel Failed!',
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error: err.error
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});
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});
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};
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exports.postTransactions = (req, res, next) => {
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options = common.getOptions();
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options.url = common.getSelLNServerUrl() + '/v1/channels/transactions';
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if(req.body.paymentReq) {
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options.form = {
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payment_request: req.body.paymentReq
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};
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} else if(req.body.paymentDecoded) {
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options.form = {
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payment_hash_string: req.body.paymentDecoded.payment_hash,
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final_cltv_delta: parseInt(req.body.paymentDecoded.cltv_expiry),
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amt: req.body.paymentDecoded.num_satoshis,
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dest_string: req.body.paymentDecoded.destination
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};
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}
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if (req.body.feeLimit) { options.form.fee_limit = req.body.feeLimit; }
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if (req.body.outgoingChannel) { options.form.outgoing_chan_id = req.body.outgoingChannel; }
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if (req.body.allowSelfPayment) { options.form.allow_self_payment = req.body.allowSelfPayment; }
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if (req.body.lastHopPubkey) { options.form.last_hop_pubkey = Buffer.from(req.body.lastHopPubkey, 'hex').toString('base64'); }
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options.form = JSON.stringify(options.form);
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logger.info({fileName: 'Channels', msg: 'Send Payment Options: ' + options.form});
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request.post(options).then((body) => {
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logger.info({fileName: 'Channels', msg: 'Send Payment Response: ' + JSON.stringify(body)});
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if(!body || body.error) {
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logger.error({fileName: 'Channels', lineNum: 200, msg: 'Send Payment Error: ' + ((!body || !body.error) ? 'Error From Server!' : JSON.stringify(body.error))});
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res.status(500).json({
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message: 'Send Payment Failed!',
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error: (!body) ? 'Error From Server!' : body.error
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});
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} else if (body.payment_error) {
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logger.error({fileName: 'Channels', lineNum: 206, msg: 'Send Payment Error: ' + JSON.stringify(body.payment_error)});
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res.status(500).json({
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message: 'Send Payment Failed!',
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error: (!body) ? 'Error From Server!' : body.payment_error
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});
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} else {
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res.status(201).json(body);
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}
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 222, msg: 'Send Payment Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Send Payment Failed!',
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error: err.error
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});
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});
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};
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exports.closeChannel = (req, res, next) => {
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req.setTimeout(60000 * 10); // timeout 10 mins
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options = common.getOptions();
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let channelpoint = req.params.channelPoint.replace(':', '/');
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options.url = common.getSelLNServerUrl() + '/v1/channels/' + channelpoint + '?force=' + req.query.force;
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if(req.query.target_conf) { options.url = options.url + '&target_conf=' + req.query.target_conf; }
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if(req.query.sat_per_byte) { options.url = options.url + '&sat_per_byte=' + req.query.sat_per_byte; }
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logger.info({fileName: 'Channels', msg: 'Closing Channel: ' + options.url});
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request.delete(options).then((body) => {
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logger.info({fileName: 'Channels', msg: 'Close Channel Response: ' + JSON.stringify(body)});
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if(!body || body.error) {
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logger.error({fileName: 'Channels', lineNum: 241, msg: 'Close Channel Error: ' + ((!body || !body.error) ? 'Error From Server!' : JSON.stringify(body.error))});
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res.status(500).json({
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message: 'Close Channel Failed!',
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error: (!body) ? 'Error From Server!' : body.error
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});
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} else {
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res.status(204).json({message: 'Channel Closed!'});
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}
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 257, msg: 'Close Channel Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Close Channel Failed!',
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error: err.error
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});
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});
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}
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exports.postChanPolicy = (req, res, next) => {
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options = common.getOptions();
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options.url = common.getSelLNServerUrl() + '/v1/chanpolicy';
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if(req.body.chanPoint === 'all') {
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options.form = JSON.stringify({
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global: true,
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base_fee_msat: req.body.baseFeeMsat,
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fee_rate: parseFloat(req.body.feeRate/1000000),
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time_lock_delta: parseInt(req.body.timeLockDelta)
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});
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} else {
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let breakPoint = req.body.chanPoint.indexOf(':');
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let txid_str = req.body.chanPoint.substring(0, breakPoint);
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let output_idx = req.body.chanPoint.substring(breakPoint+1, req.body.chanPoint.length);
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options.form = JSON.stringify({
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base_fee_msat: req.body.baseFeeMsat,
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fee_rate: parseFloat(req.body.feeRate/1000000),
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time_lock_delta: parseInt(req.body.timeLockDelta),
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chan_point: {funding_txid_str: txid_str, output_index: parseInt(output_idx)}
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});
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}
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logger.info({fileName: 'Channels', msg: 'Update Channel Policy Options: ' + JSON.stringify(options.form)});
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request.post(options).then((body) => {
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logger.info({fileName: 'Channels', msg: 'Update Channel Policy: ' + JSON.stringify(body)});
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if(!body || body.error) {
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logger.error({fileName: 'Channels', lineNum: 290, msg: 'Update Channel Policy Error: ' + ((!body || !body.error) ? 'Error From Server!' : JSON.stringify(body.error))});
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res.status(500).json({
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message: 'Update Channel Failed!',
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error: (!body) ? 'Error From Server!' : body.error
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});
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} else {
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res.status(201).json(body);
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}
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})
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.catch(errRes => {
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let err = JSON.parse(JSON.stringify(errRes));
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if (err.options && err.options.headers && err.options.headers['Grpc-Metadata-macaroon']) {
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delete err.options.headers['Grpc-Metadata-macaroon'];
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}
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if (err.response && err.response.request && err.response.request.headers && err.response.request.headers['Grpc-Metadata-macaroon']) {
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delete err.response.request.headers['Grpc-Metadata-macaroon'];
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}
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logger.error({fileName: 'Channels', lineNum: 306, msg: 'Update Channel Policy Error: ' + JSON.stringify(err)});
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return res.status(500).json({
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message: 'Update Channel Failed!',
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error: err.error
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});
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});
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};
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