1f349/dendrite
4
0
Fork 0
mirror of https://github.com/1f349/dendrite.git synced 2024-12-23 00:34:07 +00:00
Code Issues Packages Projects Releases Wiki Activity

mediaapi/writers/download: Handle panic to ensure waking of goroutines

Browse Source 
If the active request were to panic, we need to ensure all the waiting
goroutines get woken up.
This commit is contained in:
Robert Swain 2017-06-01 14:54:59 +02:00
parent ce21b32d38
commit cae309fa26
1 changed files with 5 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
src/github.com/matrix-org/dendrite/mediaapi/writers/download.go
View File

@ -229,6 +229,11 @@ func (r *downloadRequest) getRemoteFile(cfg *config.MediaAPI, db *storage.Databa
// Note: broadcastMediaMetadata uses mutexes and conditions from activeRemoteRequests
defer func() {
// Note: errorResponse is the named return variable so we wrap this in a closure to re-evaluate the arguments at defer-time
if err := recover(); err != nil {
resErr := jsonerror.InternalServerError()
r.broadcastMediaMetadata(activeRemoteRequests, &resErr)
panic(err)
}
r.broadcastMediaMetadata(activeRemoteRequests, errorResponse)
}()