
Research
Node.js Fixes AsyncLocalStorage Crash Bug That Could Take Down Production Servers
Node.js patched a crash bug where AsyncLocalStorage could cause stack overflows to bypass error handlers and terminate production servers.
level-live-stream_issues_7
Advanced tools
a test case for live stream stack overflow due to sublevel objects getting sent to stream serilizer.
this is a test case for
##https://github.com/dominictarr/level-live-stream/issues/7
git clone git@github.com:soldair/level-live-stream_issues_7.git && npm install && npm test
when you bind level-hooks and specify a sublevel as prefix.
var subdb = db.sublevel('s');
db.pre(function(ch,add){
if(ch.type == "put") add({type:"put",key:ch.key,value:ch.value,prefix:subdb});
})
if you use level-live-stream on a section of the database that overlaps that sublevel's range.
var livestream = require('level-live-stream');
var ls = livestream.install(db);
db.livestream().on('data',function(change){
if(change.prefix) console.log(change.prefix === subdb, ' im broken');
})
using multilevel. when trying to serialize the sublevel object to send to a client we blow the stack.
it may not be the expected behavior for the prefix key to bubble out of level-hooks its certainly not the expected behavior for it to be sent from pull-level its never the expected behavior for this to be emitted as data from level-live-stream
FAQs
a test case for live stream stack overflow due to sublevel objects getting sent to stream serilizer.
We found that level-live-stream_issues_7 demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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Research
Node.js patched a crash bug where AsyncLocalStorage could cause stack overflows to bypass error handlers and terminate production servers.

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