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fix timeout assert crashes

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This commit is contained in:
Mathias Buus 2020-06-02 16:10:19 +02:00
parent 977307b1b3
commit 7f529df642
1 changed files with 21 additions and 4 deletions
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25
index.js
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@ -230,7 +230,8 @@ class Fuse extends Nanoresource {
return function (nativeHandler, opCode, ...args) {
const sig = signal.bind(null, nativeHandler)
const boundSignal = to ? autoTimeout(sig) : sig
const input = [...args]
const boundSignal = to ? autoTimeout(sig, input) : sig
const funcName = `_op_${name}`
if (!self[funcName] || !self._implemented.has(op)) return boundSignal(-1, ...defaults)
return self[funcName].apply(self, [boundSignal, ...args])
@ -247,16 +248,32 @@ class Fuse extends Nanoresource {
return process.nextTick(nativeSignal, ...arr)
}
function autoTimeout (cb) {
function autoTimeout (cb, input) {
let called = false
const timeout = setTimeout(timeoutWrap, to, TIMEOUT_ERRNO)
return timeoutWrap
function timeoutWrap (...args) {
function timeoutWrap (err, ...args) {
if (called) return
called = true
clearTimeout(timeout)
cb(...args)
if (err === TIMEOUT_ERRNO) {
switch (op) {
case 'write':
case 'read':
return cb(TIMEOUT_ERRNO, 0, input[2])
case 'setxattr':
return cb(TIMEOUT_ERRNO, input[2])
case 'getxattr':
return cb(TIMEOUT_ERRNO, input[2])
case 'listxattr':
return cb(TIMEOUT_ERRNO, input[1])
}
}
cb(err, ...args)
}
}
}