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Let operator manage autoscaling of node groups

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katexochen 2022-09-15 16:48:32 +02:00 • committed by Paul Meyer
parent 67d9be38d7
commit e301f575df
18 changed files with 499 additions and 42 deletions
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16
operators/constellation-node-operator/internal/gcp/client/scalinggroup.go
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@ -10,7 +10,6 @@ import (
"context"
"errors"
"fmt"
"strings"
"google.golang.org/api/iterator"
computepb "google.golang.org/genproto/googleapis/cloud/compute/v1"
@ -87,12 +86,23 @@ func (c *Client) SetScalingGroupImage(ctx context.Context, scalingGroupID, image
}
// GetScalingGroupName retrieves the name of a scaling group.
func (c *Client) GetScalingGroupName(ctx context.Context, scalingGroupID string) (string, error) {
// This keeps the casing of the original name, but Kubernetes requires the name to be lowercase,
// so use strings.ToLower() on the result if using the name in a Kubernetes context.
func (c *Client) GetScalingGroupName(scalingGroupID string) (string, error) {
_, _, instanceGroupName, err := splitInstanceGroupID(scalingGroupID)
if err != nil {
return "", fmt.Errorf("getting scaling group name: %w", err)
}
return strings.ToLower(instanceGroupName), nil
return instanceGroupName, nil
}
// GetScalingGroupName retrieves the name of a scaling group as needed by the cluster-autoscaler.
func (c *Client) GetAutoscalingGroupName(scalingGroupID string) (string, error) {
project, zone, instanceGroupName, err := splitInstanceGroupID(scalingGroupID)
if err != nil {
return "", fmt.Errorf("getting autoscaling scaling group name: %w", err)
}
return ensureURIPrefixed(fmt.Sprintf("projects/%s/zones/%s/instanceGroups/%s", project, zone, instanceGroupName)), nil
}
// ListScalingGroups retrieves a list of scaling groups for the cluster.