8000 Controller: improve the performance on putting the scanner database. by jayhuang-suse · Pull Request #1106 · neuvector/neuvector · GitHub
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Controller: improve the performance on putting the scanner database. #1106

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Controller: improve the performance on putting the scanner database. #1106

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21 changes: 17 additions & 4 deletions controller/grpc.go
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Original file line number Diff line number Diff line change
Expand Up @@ -214,14 +214,27 @@ func (ss *ScanService) scannerRegister(data *share.ScannerRegisterData) error {
return err
}

res := make(chan error)
for i, zb := range zbs {
key := fmt.Sprintf("%s%d", newStore, i)
if err = cluster.PutBinary(key, zb); err != nil {
log.WithFields(log.Fields{"error": err, "slot": i, "size": len(zb)}).Error()
ss.registerFailureCleanup(newStore)
return err
go func() {
res <- cluster.PutBinary(key, zb)
}()
}

var lastError error
for i := 0; i < len(zbs); i++ {
if err := <- res; err != nil {
lastError = err
log.WithFields(log.Fields{"error": err}).Error()
}
}
close(res)

if lastError != nil {
ss.registerFailureCleanup(newStore)
return err
}

// The idea is to use a dummy scanner to indicate the new database has been written.
dbVerScanner := share.CLUSScanner{
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