vmcloud/common.js at master · uid/vmcloud · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
var config = require('./configurator.js');

Object.defineProperty(global, '__stack', {
	get: function () {
		var orig = Error.prepareStackTrace;
		Error.prepareStackTrace = function (_, stack) {
			return stack;
		};
		var err = new Error;
		Error.captureStackTrace(err, arguments.callee);
		var stack = err.stack;
		Error.prepareStackTrace = orig;
		return stack;
	}
});

function error(e) {
	var frame = __stack[1];
	var line = frame.getLineNumber();
	var file = frame.getFileName();
	console.log("Error [" + file + ":" + line + "]: " + e);
}

function log(msg) {
	var frame = __stack[1];
	var line = frame.getLineNumber();
	var file = frame.getFileName();
	var logmsg = "Log [" + file + ":" + line + "]: " + msg;
	if (config.isControl) {
		// TODO: log to file!
		console.log(logmsg);
	} else {
		config.rpcInterface.log(config.vmid, logmsg, function () {
		});
	}
}

function assert(val) {
	if (!val) {
		var frame = __stack[1];
		var line = frame.getLineNumber();
		var file = frame.getFileName();
		var logmsg = "ASSERT FAIL!!! [" + file + ":" + line + "]";
		if (config.isControl) {
			// TODO: log to file!
			console.log(logmsg);
		} else {
			config.rpcInterface.log(config.vmid, logmsg, function () {
			});
		}
	}
}

function dlog(msg) {
	// TODO: log to file!
	console.log(msg);
}

function vlog(msg) {
	var frame = __stack[1];
	var line = frame.getLineNumber();
	var file = frame.getFileName();
	console.log("Log [" + file + ":" + line + "]: " + msg);
}


var VMStates = {
	BUSY: 1,
	FREE: 2,
	READY: 3,
	ERROR: 4,
	name: function (val) {
		return ['', 'BUSY', 'FREE', 'READY', 'ERROR'][val];
	}
};


var BeliefState = {
	CREATING: 0,
	BOOTING: 1,
	WAIT: 2,
	FREE: 3,
	READY: 4,
	OCCUPIED: 5,
	ERROR: 6,
	KILLING: 7,
	name: function (val) {
		return ['CREATING', 'BOOTING', 'WAIT', 'FREE', 'READY', 'OCCUPIED', 'ERROR', 'KILLING'][val];
	}
};


exports = module.exports = {
	error: error,
	log: log,
	vlog: vlog,
	dlog: dlog,
	assert: assert,
	VMStates: VMStates,
	BeliefState: BeliefState
};