Git-Mirrors/constellation
1
0
Fork 0
mirror of https://github.com/edgelesssys/constellation.git synced 2025-06-26 07:00:39 -04:00
Code Issues Projects Releases Packages Wiki Activity

Move cloud metadata packages and kubernetes resources marshaling to internal

Browse source 
Decouples cloud provider metadata packages from kubernetes related code

Signed-off-by: Malte Poll <mp@edgeless.systems>
This commit is contained in:
Malte Poll 2022-08-29 14:30:20 +02:00 • committed by Malte Poll
parent 89e3acf6a1
commit 26e9c67a00
81 changed files with 169 additions and 145 deletions
Download patch file Download diff file Expand all files Collapse all files

123
internal/cloud/azure/autoscaler.go Normal file
View file

@ -0,0 +1,123 @@
package azure
import (
"github.com/edgelesssys/constellation/internal/azureshared"
"github.com/edgelesssys/constellation/internal/kubernetes"
k8s "k8s.io/api/core/v1"
meta "k8s.io/apimachinery/pkg/apis/meta/v1"
)
// Autoscaler holds the Azure cluster-autoscaler configuration.
type Autoscaler struct{}
// Name returns the cloud-provider name as used by k8s cluster-autoscaler.
func (a *Autoscaler) Name() string {
return "azure"
}
// Secrets returns a list of secrets to deploy together with the k8s cluster-autoscaler.
func (a *Autoscaler) Secrets(providerID string, cloudServiceAccountURI string) (kubernetes.Secrets, error) {
subscriptionID, resourceGroup, err := azureshared.BasicsFromProviderID(providerID)
if err != nil {
return kubernetes.Secrets{}, err
}
creds, err := azureshared.ApplicationCredentialsFromURI(cloudServiceAccountURI)
if err != nil {
return kubernetes.Secrets{}, err
}
return kubernetes.Secrets{
&k8s.Secret{
TypeMeta: meta.TypeMeta{
Kind: "Secret",
APIVersion: "v1",
},
ObjectMeta: meta.ObjectMeta{
Name: "cluster-autoscaler-azure",
Namespace: "kube-system",
},
Data: map[string][]byte{
"ClientID": []byte(creds.ClientID),
"ClientSecret": []byte(creds.ClientSecret),
"ResourceGroup": []byte(resourceGroup),
"SubscriptionID": []byte(subscriptionID),
"TenantID": []byte(creds.TenantID),
"VMType": []byte("vmss"),
},
},
}, nil
}
// Volumes returns a list of volumes to deploy together with the k8s cluster-autoscaler.
func (a *Autoscaler) Volumes() []k8s.Volume {
return []k8s.Volume{}
}
// VolumeMounts returns a list of volume mounts to deploy together with the k8s cluster-autoscaler.
func (a *Autoscaler) 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 *Autoscaler) Env() []k8s.EnvVar {
return []k8s.EnvVar{
{
Name: "ARM_SUBSCRIPTION_ID",
ValueFrom: &k8s.EnvVarSource{
SecretKeyRef: &k8s.SecretKeySelector{
Key: "SubscriptionID",
LocalObjectReference: k8s.LocalObjectReference{Name: "cluster-autoscaler-azure"},
},
},
},
{
Name: "ARM_RESOURCE_GROUP",
ValueFrom: &k8s.EnvVarSource{
SecretKeyRef: &k8s.SecretKeySelector{
Key: "ResourceGroup",
LocalObjectReference: k8s.LocalObjectReference{Name: "cluster-autoscaler-azure"},
},
},
},
{
Name: "ARM_TENANT_ID",
ValueFrom: &k8s.EnvVarSource{
SecretKeyRef: &k8s.SecretKeySelector{
Key: "TenantID",
LocalObjectReference: k8s.LocalObjectReference{Name: "cluster-autoscaler-azure"},
},
},
},
{
Name: "ARM_CLIENT_ID",
ValueFrom: &k8s.EnvVarSource{
SecretKeyRef: &k8s.SecretKeySelector{
Key: "ClientID",
LocalObjectReference: k8s.LocalObjectReference{Name: "cluster-autoscaler-azure"},
},
},
},
{
Name: "ARM_CLIENT_SECRET",
ValueFrom: &k8s.EnvVarSource{
SecretKeyRef: &k8s.SecretKeySelector{
Key: "ClientSecret",
LocalObjectReference: k8s.LocalObjectReference{Name: "cluster-autoscaler-azure"},
},
},
},
{
Name: "ARM_VM_TYPE",
ValueFrom: &k8s.EnvVarSource{
SecretKeyRef: &k8s.SecretKeySelector{
Key: "VMType",
LocalObjectReference: k8s.LocalObjectReference{Name: "cluster-autoscaler-azure"},
},
},
},
}
}
// Supported is used to determine if we support autoscaling for the cloud provider.
func (a *Autoscaler) Supported() bool {
return true
}