mirror of
https://github.com/edgelesssys/constellation.git
synced 2024-10-01 01:36:09 -04:00
bd63aa3c6b
sed -i '1i/*\nCopyright (c) Edgeless Systems GmbH\n\nSPDX-License-Identifier: AGPL-3.0-only\n*/\n' `grep -rL --include='*.go' 'DO NOT EDIT'` gofumpt -w .
247 lines
8.5 KiB
Go
247 lines
8.5 KiB
Go
/*
|
|
Copyright (c) Edgeless Systems GmbH
|
|
|
|
SPDX-License-Identifier: AGPL-3.0-only
|
|
*/
|
|
|
|
package kubernetes
|
|
|
|
import (
|
|
"context"
|
|
|
|
"github.com/edgelesssys/constellation/internal/cloud/metadata"
|
|
"github.com/edgelesssys/constellation/internal/kubernetes"
|
|
"github.com/edgelesssys/constellation/internal/versions"
|
|
k8s "k8s.io/api/core/v1"
|
|
)
|
|
|
|
// ProviderMetadata implementers read/write cloud provider metadata.
|
|
type ProviderMetadata interface {
|
|
// UID returns the unique identifier for the constellation.
|
|
UID(ctx context.Context) (string, error)
|
|
// List retrieves all instances belonging to the current Constellation.
|
|
List(ctx context.Context) ([]metadata.InstanceMetadata, error)
|
|
// Self retrieves the current instance.
|
|
Self(ctx context.Context) (metadata.InstanceMetadata, error)
|
|
// GetSubnetworkCIDR retrieves the subnetwork CIDR for the current instance.
|
|
GetSubnetworkCIDR(ctx context.Context) (string, error)
|
|
// SupportsLoadBalancer returns true if the cloud provider supports load balancers.
|
|
SupportsLoadBalancer() bool
|
|
// GetLoadBalancerEndpoint retrieves the load balancer endpoint.
|
|
GetLoadBalancerEndpoint(ctx context.Context) (string, error)
|
|
// GetInstance retrieves an instance using its providerID.
|
|
GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error)
|
|
// Supported is used to determine if metadata API is implemented for this cloud provider.
|
|
Supported() bool
|
|
}
|
|
|
|
// CloudControllerManager implementers provide configuration for the k8s cloud-controller-manager.
|
|
type CloudControllerManager interface {
|
|
// Image returns the container image used to provide cloud-controller-manager for the cloud-provider.
|
|
Image(k8sVersion versions.ValidK8sVersion) (string, error)
|
|
// Path returns the path used by cloud-controller-manager executable within the container image.
|
|
Path() string
|
|
// Name returns the cloud-provider name as used by k8s cloud-controller-manager (k8s.gcr.io/cloud-controller-manager).
|
|
Name() string
|
|
// ExtraArgs returns a list of arguments to append to the cloud-controller-manager command.
|
|
ExtraArgs() []string
|
|
// ConfigMaps returns a list of ConfigMaps to deploy together with the k8s cloud-controller-manager
|
|
// Reference: https://kubernetes.io/docs/concepts/configuration/configmap/ .
|
|
ConfigMaps(instance metadata.InstanceMetadata) (kubernetes.ConfigMaps, error)
|
|
// Secrets returns a list of secrets to deploy together with the k8s cloud-controller-manager.
|
|
// Reference: https://kubernetes.io/docs/concepts/configuration/secret/ .
|
|
Secrets(ctx context.Context, providerID, cloudServiceAccountURI string) (kubernetes.Secrets, error)
|
|
// Volumes returns a list of volumes to deploy together with the k8s cloud-controller-manager.
|
|
// Reference: https://kubernetes.io/docs/concepts/storage/volumes/ .
|
|
Volumes() []k8s.Volume
|
|
// VolumeMounts a list of of volume mounts to deploy together with the k8s cloud-controller-manager.
|
|
VolumeMounts() []k8s.VolumeMount
|
|
// Env returns a list of k8s environment key-value pairs to deploy together with the k8s cloud-controller-manager.
|
|
Env() []k8s.EnvVar
|
|
// Supported is used to determine if cloud controller manager is implemented for this cloud provider.
|
|
Supported() bool
|
|
}
|
|
|
|
// CloudNodeManager implementers provide configuration for the k8s cloud-node-manager.
|
|
type CloudNodeManager interface {
|
|
// Image returns the container image used to provide cloud-node-manager for the cloud-provider.
|
|
Image(k8sVersion versions.ValidK8sVersion) (string, error)
|
|
// Path returns the path used by cloud-node-manager executable within the container image.
|
|
Path() string
|
|
// ExtraArgs returns a list of arguments to append to the cloud-node-manager command.
|
|
ExtraArgs() []string
|
|
// Supported is used to determine if cloud node manager is implemented for this cloud provider.
|
|
Supported() bool
|
|
}
|
|
|
|
// ClusterAutoscaler implementers provide configuration for the k8s cluster-autoscaler.
|
|
type ClusterAutoscaler interface {
|
|
// Name returns the cloud-provider name as used by k8s cluster-autoscaler.
|
|
Name() string
|
|
// Secrets returns a list of secrets to deploy together with the k8s cluster-autoscaler.
|
|
Secrets(providerID, cloudServiceAccountURI string) (kubernetes.Secrets, error)
|
|
// Volumes returns a list of volumes to deploy together with the k8s cluster-autoscaler.
|
|
Volumes() []k8s.Volume
|
|
// VolumeMounts returns a list of volume mounts to deploy together with the k8s cluster-autoscaler.
|
|
VolumeMounts() []k8s.VolumeMount
|
|
// Env returns a list of k8s environment key-value pairs to deploy together with the k8s cluster-autoscaler.
|
|
Env() []k8s.EnvVar
|
|
// Supported is used to determine if cluster autoscaler is implemented for this cloud provider.
|
|
Supported() bool
|
|
}
|
|
|
|
type stubProviderMetadata struct {
|
|
GetLoadBalancerEndpointErr error
|
|
GetLoadBalancerEndpointResp string
|
|
|
|
GetSubnetworkCIDRErr error
|
|
GetSubnetworkCIDRResp string
|
|
|
|
ListErr error
|
|
ListResp []metadata.InstanceMetadata
|
|
|
|
SelfErr error
|
|
SelfResp metadata.InstanceMetadata
|
|
|
|
GetInstanceErr error
|
|
GetInstanceResp metadata.InstanceMetadata
|
|
|
|
SupportedResp bool
|
|
SupportsLoadBalancerResp bool
|
|
|
|
UIDErr error
|
|
UIDResp string
|
|
}
|
|
|
|
func (m *stubProviderMetadata) GetLoadBalancerEndpoint(ctx context.Context) (string, error) {
|
|
return m.GetLoadBalancerEndpointResp, m.GetLoadBalancerEndpointErr
|
|
}
|
|
|
|
func (m *stubProviderMetadata) GetSubnetworkCIDR(ctx context.Context) (string, error) {
|
|
return m.GetSubnetworkCIDRResp, m.GetSubnetworkCIDRErr
|
|
}
|
|
|
|
func (m *stubProviderMetadata) List(ctx context.Context) ([]metadata.InstanceMetadata, error) {
|
|
return m.ListResp, m.ListErr
|
|
}
|
|
|
|
func (m *stubProviderMetadata) Self(ctx context.Context) (metadata.InstanceMetadata, error) {
|
|
return m.SelfResp, m.SelfErr
|
|
}
|
|
|
|
func (m *stubProviderMetadata) GetInstance(ctx context.Context, providerID string) (metadata.InstanceMetadata, error) {
|
|
return m.GetInstanceResp, m.GetInstanceErr
|
|
}
|
|
|
|
func (m *stubProviderMetadata) Supported() bool {
|
|
return m.SupportedResp
|
|
}
|
|
|
|
func (m *stubProviderMetadata) SupportsLoadBalancer() bool {
|
|
return m.SupportsLoadBalancerResp
|
|
}
|
|
|
|
func (m *stubProviderMetadata) UID(ctx context.Context) (string, error) {
|
|
return m.UIDResp, m.UIDErr
|
|
}
|
|
|
|
type stubCloudControllerManager struct {
|
|
SupportedResp bool
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Image(k8sVersion versions.ValidK8sVersion) (string, error) {
|
|
return "stub-image:latest", nil
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Path() string {
|
|
return "/stub-controller-manager"
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Name() string {
|
|
return "stub"
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) ExtraArgs() []string {
|
|
return []string{}
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) ConfigMaps(instance metadata.InstanceMetadata) (kubernetes.ConfigMaps, error) {
|
|
return []*k8s.ConfigMap{}, nil
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Secrets(ctx context.Context, instance, cloudServiceAccountURI string) (kubernetes.Secrets, error) {
|
|
return []*k8s.Secret{}, nil
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Volumes() []k8s.Volume {
|
|
return []k8s.Volume{}
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) VolumeMounts() []k8s.VolumeMount {
|
|
return []k8s.VolumeMount{}
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Env() []k8s.EnvVar {
|
|
return []k8s.EnvVar{}
|
|
}
|
|
|
|
func (m *stubCloudControllerManager) Supported() bool {
|
|
return m.SupportedResp
|
|
}
|
|
|
|
type stubCloudNodeManager struct {
|
|
SupportedResp bool
|
|
|
|
ImageResp string
|
|
PathResp string
|
|
ExtraArgsResp []string
|
|
}
|
|
|
|
func (m *stubCloudNodeManager) Image(k8sVersion versions.ValidK8sVersion) (string, error) {
|
|
return m.ImageResp, nil
|
|
}
|
|
|
|
func (m *stubCloudNodeManager) Path() string {
|
|
return m.PathResp
|
|
}
|
|
|
|
func (m *stubCloudNodeManager) ExtraArgs() []string {
|
|
return m.ExtraArgsResp
|
|
}
|
|
|
|
func (m *stubCloudNodeManager) Supported() bool {
|
|
return m.SupportedResp
|
|
}
|
|
|
|
type stubClusterAutoscaler struct {
|
|
SupportedResp bool
|
|
}
|
|
|
|
func (a *stubClusterAutoscaler) Name() string {
|
|
return "stub"
|
|
}
|
|
|
|
// Secrets returns a list of secrets to deploy together with the k8s cluster-autoscaler.
|
|
func (a *stubClusterAutoscaler) Secrets(instance, cloudServiceAccountURI string) (kubernetes.Secrets, error) {
|
|
return kubernetes.Secrets{}, nil
|
|
}
|
|
|
|
// Volumes returns a list of volumes to deploy together with the k8s cluster-autoscaler.
|
|
func (a *stubClusterAutoscaler) Volumes() []k8s.Volume {
|
|
return []k8s.Volume{}
|
|
}
|
|
|
|
// VolumeMounts returns a list of volume mounts to deploy together with the k8s cluster-autoscaler.
|
|
func (a *stubClusterAutoscaler) VolumeMounts() []k8s.VolumeMount {
|
|
return []k8s.VolumeMount{}
|
|
}
|
|
|
|
// Env returns a list of k8s environment key-value pairs to deploy together with the k8s cluster-autoscaler.
|
|
func (a *stubClusterAutoscaler) Env() []k8s.EnvVar {
|
|
return []k8s.EnvVar{}
|
|
}
|
|
|
|
func (a *stubClusterAutoscaler) Supported() bool {
|
|
return a.SupportedResp
|
|
}
|