59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
const net = require('net');
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const repl = require('repl');
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const {PipePath, RpcMessage} = require('./rpc-message');
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let connectionNonce = 0;
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global.connections = {};
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const server = net.createServer(function(sock) {
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connectionNonce += 1;
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console.log('Server: on connection', connectionNonce);
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let myConnection = connectionNonce;
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let messages = 0;
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global.connections[myConnection] = sock;
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sock.on('data', function(data) {
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messages++;
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const msgObj = RpcMessage.deserialize(data);
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if (msgObj != null) {
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const {opcode, data} = msgObj;
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console.log(`\nServer (${myConnection}): got opcode: ${opcode}, data: ${JSON.stringify(data)}`);
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}
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else {
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console.log('\nServer: got some data', data.toString());
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}
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});
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sock.on('end', function() {
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delete global.connections[myConnection];
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console.log('\nServer: on end', myConnection);
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});
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});
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server.on('close', function(){
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console.log('\nServer: on close');
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});
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try {
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server.listen(PipePath, function(){
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console.log('\nServer: on listening');
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});
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} catch(e) {
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console.error('\nServer: could not start:', e);
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}
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const replServer = repl.start({prompt: '> ', useGlobal: true, breakEvalOnSigint: true});
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replServer.defineCommand('kill', {
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help: 'Kill a client',
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action(who) {
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this.bufferedCommand = '';
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who = parseInt(who, 10);
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const sock = global.connections[who];
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if (sock) {
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sock.write(RpcMessage.sendClose(123, 'killed'));
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sock.end();
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}
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this.displayPrompt();
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}
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});
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