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https://github.com/outbackdingo/kamaji.git
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b027e23b99
* 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> --------- Signed-off-by: Dario Tranchitella <dario@tranchitella.eu>
27 lines
646 B
Go
27 lines
646 B
Go
// Copyright 2022 Clastix Labs
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// SPDX-License-Identifier: Apache-2.0
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package utils
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import (
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"context"
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"time"
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"sigs.k8s.io/controller-runtime/pkg/event"
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"sigs.k8s.io/controller-runtime/pkg/log"
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kamajiv1alpha1 "github.com/clastix/kamaji/api/v1alpha1"
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)
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func TriggerChannel(ctx context.Context, receiver chan event.GenericEvent, tcp kamajiv1alpha1.TenantControlPlane) {
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deadlineCtx, cancelFn := context.WithTimeout(ctx, 10*time.Second)
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defer cancelFn()
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select {
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case receiver <- event.GenericEvent{Object: &tcp}:
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return
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case <-deadlineCtx.Done():
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log.FromContext(ctx).Error(deadlineCtx.Err(), "cannot send due to timeout")
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}
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}
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