web/cryptpad
2
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

small change to chainpad in order to make it more likely to fail if the authDoc goes into the wrong state

Browse Source
This commit is contained in:
Caleb James DeLisle 2016-03-25 17:35:07 +01:00
parent f3fb674504
commit b372b0b77c
1 changed files with 7 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
www/common/chainpad.js
View File

@ -1043,12 +1043,18 @@ var handleMessage = ChainPad.handleMessage = function (realtime, msgStr) {
authDocAtTimeOfPatch = Patch.apply(toApply[i].content, authDocAtTimeOfPatch);
}
if (Sha.hex_sha256(authDocAtTimeOfPatch) !== patch.parentHash) {
var authDocHashAtTimeOfPatch = Sha.hex_sha256(authDocAtTimeOfPatch);
if (authDocHashAtTimeOfPatch !== patch.parentHash) {
debug(realtime, "patch [" + msg.hashOf + "] parentHash is not valid");
if (Common.PARANOIA) { check(realtime); }
//delete realtime.messages[msg.hashOf];
return;
}
if (authDocAtTimeOfPatch === realtime.authDoc &&
authDocHashAtTimeOfPatch !== realtime.best.inverseOf.parentHash)
{
throw new Error("authDoc does not match chain head");
}
var simplePatch =
Patch.simplify(patch, authDocAtTimeOfPatch, realtime.config.operationSimplify);