70 lines
2.0 KiB
JavaScript
70 lines
2.0 KiB
JavaScript
const httpProxy = require('http-proxy');
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const http = require('http');
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exports.serve = function(ipc, host, port, ws){
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let commList = {};
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let proxy = httpProxy.createProxyServer({
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target: {
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host: host,
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port: port + 10
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},
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ws: ws
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});
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proxy.on('proxyRes', (proxyRes) => {
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let resBody = [];
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proxyRes.on('data', (b) => resBody.push(b));
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proxyRes.on('end', function () {
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resBody = Buffer.concat(resBody).toString();
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try {
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let jsonO = JSON.parse(resBody);
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if(commList[jsonO.id]){
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commList[jsonO.id].transactionHash = jsonO.result;
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if(ipc.connected && !ipc.connecting){
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ipc.request('log', commList[jsonO.id]);
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} else {
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ipc.connecting = true;
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ipc.connect((err) => {
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ipc.connecting = false;
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});
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}
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delete commList[jsonO.id];
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}
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} catch(e){
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//
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}
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});
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});
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let server = http.createServer((req, res) => {
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let reqBody = [];
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req.on('data', (b) => { reqBody.push(b); })
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.on('end', () => {
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reqBody = Buffer.concat(reqBody).toString();
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if(reqBody){
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let jsonO = JSON.parse(reqBody);
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if(jsonO.method == "eth_sendTransaction"){
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commList[jsonO.id] = {
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type: 'contract-log',
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address: jsonO.params[0].to,
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data: jsonO.params[0].data
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};
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}
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}
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});
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if(!ws){
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proxy.web(req, res);
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}
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});
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if(ws){
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server.on('upgrade', function (req, socket, head) {
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proxy.ws(req, socket, head);
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});
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}
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server.listen(port);
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};
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