* feat: buffered channels for generic events
Channels used for GenericEvent feeding for cross controllers triggers
are now buffered according to the --max-concurrent-tcp-reconciles: this
is required to avoid channel full errors when dealing with large
management clusters serving a sizeable amount of Tenant Control Planes.
Increasing this value will put more pressure on memory (mostly for GC)
and CPU (provisioning multiple certificates at the same time).
Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
* refactor: retrying datastore status update
Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
* feat(performance): reducing memory consumption for channel triggers
Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
* feat(datastore): reconcile events only for root object changes
Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
* feat: waiting soot manager exit before termination
This change introduces a grace period of 10 seconds before abruptly
terminating the Tenant Control Plane deployment, allowing the soot
manager to complete its exit procedure and avoid false positive errors
due to API Server being unresponsive due to user deletion.
Aim of this change is reducing the amount of false positive errors upon
mass deletion of Tenant COntrol Plane objects.
Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
* refactor: unbuffered channel with timeout
WatchesRawSource is non blocking, no need to check if channel is full.
To prevent deadlocks a WithTimeout check has been introduced.
Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
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Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
