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#!/usr/bin/env node
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy of
// the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations under
// the License.
module.exports = start;
if (require.main === module) {
main();
}
var fs = require('fs');
var util = require('util');
var child_process = require('child_process');
var log = require('./console').log;
function start (debugPort) {
if (!debugPort || typeof debugPort !== 'number') {
throw new Error('Need a listen debugPort');
}
var webPort = debugPort + 1;
var cmd = __filename;
var args = [debugPort, webPort];
var opts = {
'cwd': __dirname,
'stdio': 'pipe',
'detached': false
};
log('Start inspector: %s %j %j', cmd, args, opts);
var inspector = child_process.spawn(cmd, args, opts);
watch_inspector(inspector);
log('Enable remote debug pid=%d port=%d', process.pid, debugPort);
process.debugPort = debugPort;
process.kill(process.pid, 'SIGUSR1');
}
function watch_inspector(child) {
child.stderr.on('data', function(body) {
log('Inspector STDERR: %s', body);
});
child.stdout.on('data', function(body) {
log('Inspector STDOUT: %s', body);
});
child.on('exit', function(code, signal) {
log('Inspector exited %d signal=%j', code, signal);
process.exit(code);
});
process.on('exit', function() {
log('Kill inspector upon exit: %d', child.pid);
process.kill(child.pid, 'SIGTERM');
});
}
function main() {
var debugPort = +process.argv[2];
var webPort = +process.argv[3];
if (!debugPort || !webPort) {
throw new Error('Bad arguments: need debugPort and webPort');
}
console.log('Start inspector debugPort=%j webPort=%j', debugPort, webPort);
var DebugServer = require('node-inspector/lib/debug-server');
var server = new DebugServer();
server.on('close', function() {
console.log('Server closed');
process.exit(0);
});
server.start({
'webPort':webPort,
'debugPort':debugPort
});
process.on('uncaughtException', function(er) {
console.log('Error:\n%s', er.stack);
});
}
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