mirror of
https://github.com/edgelesssys/constellation.git
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79 lines
3.3 KiB
Go
79 lines
3.3 KiB
Go
package state
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import (
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"errors"
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"github.com/edgelesssys/constellation/internal/cloud/cloudtypes"
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"github.com/edgelesssys/constellation/internal/config"
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"github.com/edgelesssys/constellation/internal/state"
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)
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// Code in this file is mostly copied from constellation-controlPlane
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// TODO: import as package from controlPlane once it is properly refactored
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func GetScalingGroupsFromConfig(stat state.ConstellationState, config *config.Config) (controlPlanes, workers cloudtypes.ScalingGroup, err error) {
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switch {
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case len(stat.GCPControlPlanes) != 0:
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return getGCPInstances(stat, config)
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case len(stat.AzureControlPlane) != 0:
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return getAzureInstances(stat, config)
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case len(stat.QEMUControlPlane) != 0:
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return getQEMUInstances(stat, config)
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default:
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no instances to init")
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}
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}
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func getGCPInstances(stat state.ConstellationState, _ *config.Config) (controlPlanes, workers cloudtypes.ScalingGroup, err error) {
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if len(stat.GCPControlPlanes) == 0 {
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no control-plane workers available, can't create Constellation without any instance")
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}
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// GroupID of controlPlanes is empty, since they currently do not scale.
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controlPlanes = cloudtypes.ScalingGroup{Instances: stat.GCPControlPlanes}
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if len(stat.GCPWorkers) == 0 {
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no worker workers available, can't create Constellation with one instance")
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}
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// TODO: make min / max configurable and abstract autoscaling for different cloud providers
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workers = cloudtypes.ScalingGroup{Instances: stat.GCPWorkers}
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return
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}
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func getAzureInstances(stat state.ConstellationState, _ *config.Config) (controlPlanes, workers cloudtypes.ScalingGroup, err error) {
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if len(stat.AzureControlPlane) == 0 {
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no control-plane workers available, can't create Constellation cluster without any instance")
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}
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// GroupID of controlPlanes is empty, since they currently do not scale.
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controlPlanes = cloudtypes.ScalingGroup{Instances: stat.AzureControlPlane}
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if len(stat.AzureWorkers) == 0 {
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no worker workers available, can't create Constellation cluster with one instance")
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}
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// TODO: make min / max configurable and abstract autoscaling for different cloud providers
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workers = cloudtypes.ScalingGroup{Instances: stat.AzureWorkers}
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return
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}
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func getQEMUInstances(stat state.ConstellationState, _ *config.Config) (controlPlanes, workers cloudtypes.ScalingGroup, err error) {
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controlPlaneMap := stat.QEMUControlPlane
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if len(controlPlaneMap) == 0 {
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no controlPlanes available, can't create Constellation without any instance")
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}
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// QEMU does not support autoscaling
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controlPlanes = cloudtypes.ScalingGroup{Instances: stat.QEMUControlPlane}
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if len(stat.QEMUWorkers) == 0 {
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return cloudtypes.ScalingGroup{}, cloudtypes.ScalingGroup{}, errors.New("no workers available, can't create Constellation with one instance")
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}
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// QEMU does not support autoscaling
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workers = cloudtypes.ScalingGroup{Instances: stat.QEMUWorkers}
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return
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}
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