mirror of
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100 lines
3.2 KiB
JavaScript
100 lines
3.2 KiB
JavaScript
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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var common = require('../common');
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var assert = require('assert');
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var os = require('os');
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var util = require('util');
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if (os.type() != 'SunOS') {
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console.error('Skipping because postmortem debugging not available.');
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process.exit(0);
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}
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/*
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* Now we're going to fork ourselves to gcore
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*/
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var spawn = require('child_process').spawn;
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var prefix = '/var/tmp/node';
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var corefile = prefix + '.' + process.pid;
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var gcore = spawn('gcore', [ '-o', prefix, process.pid + '' ]);
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var output = '';
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var unlinkSync = require('fs').unlinkSync;
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var args = [ corefile ];
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if (process.env.MDB_LIBRARY_PATH && process.env.MDB_LIBRARY_PATH != '')
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args = args.concat([ '-L', process.env.MDB_LIBRARY_PATH ]);
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function LanguageH(chapter) { this.OBEY = 'CHAPTER ' + parseInt(chapter, 10); }
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var obj = new LanguageH(1);
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gcore.stderr.on('data', function (data) {
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console.log('gcore: ' + data);
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});
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gcore.on('exit', function (code) {
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if (code != 0) {
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console.error('gcore exited with code ' + code);
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process.exit(code);
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}
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var mdb = spawn('mdb', args, { stdio: 'pipe' });
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mdb.on('exit', function (code) {
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var retained = '; core retained as ' + corefile;
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if (code != 0) {
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console.error('mdb exited with code ' + util.inspect(code) + retained);
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process.exit(code);
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}
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var lines = output.split('\n');
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var found = 0, i, expected = 'OBEY: ' + obj.OBEY, nexpected = 2;
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for (var i = 0; i < lines.length; i++) {
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if (lines[i].indexOf(expected) != -1)
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found++;
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}
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assert.equal(found, nexpected, 'expected ' + nexpected +
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' objects, found ' + found + retained);
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unlinkSync(corefile);
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process.exit(0);
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});
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mdb.stdout.on('data', function (data) {
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output += data;
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});
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mdb.stderr.on('data', function (data) {
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console.log('mdb stderr: ' + data);
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});
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mdb.stdin.write('::load v8.so\n');
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mdb.stdin.write('::findjsobjects -c LanguageH | ');
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mdb.stdin.write('::findjsobjects | ::jsprint\n');
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mdb.stdin.write('::findjsobjects -p OBEY | ');
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mdb.stdin.write('::findjsobjects | ::jsprint\n');
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mdb.stdin.end();
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});
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