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Kubernetes auto scale-up support (#29)

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This commit is contained in:
Michael Vorburger ⛑️
2022-01-07 00:41:10 +01:00
committed by GitHub
parent d7c8b4628e
commit 32fb918128
8 changed files with 233 additions and 78 deletions
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server/connector.go
+9 -1
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@@ -167,7 +167,15 @@ func (c *connectorImpl) HandleConnection(ctx context.Context, frontendConn net.C
func (c *connectorImpl) findAndConnectBackend(ctx context.Context, frontendConn net.Conn,
clientAddr net.Addr, preReadContent io.Reader, serverAddress string) {
backendHostPort, resolvedHost := Routes.FindBackendForServerAddress(serverAddress)
backendHostPort, resolvedHost, waker := Routes.FindBackendForServerAddress(ctx, serverAddress)
if waker != nil {
if err := waker(ctx); err != nil {
logrus.WithFields(logrus.Fields{"serverAddress": serverAddress}).WithError(err).Error("failed to wake up backend")
c.metrics.Errors.With("type", "wakeup_failed").Add(1)
return
}
}
if backendHostPort == "" {
logrus.WithField("serverAddress", serverAddress).Warn("Unable to find registered backend")
c.metrics.Errors.With("type", "missing_backend").Add(1)