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controlplane.go
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controlplane.go
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package vsphere
import (
"context"
"time"
"github.com/go-logr/logr"
"github.com/pkg/errors"
corev1 "k8s.io/api/core/v1"
vspherev1 "sigs.k8s.io/cluster-api-provider-vsphere/apis/v1beta1"
addonsv1 "sigs.k8s.io/cluster-api/exp/addons/api/v1beta1"
"github.com/aws/eks-anywhere/pkg/clients/kubernetes"
"github.com/aws/eks-anywhere/pkg/cluster"
"github.com/aws/eks-anywhere/pkg/clusterapi"
yamlcapi "github.com/aws/eks-anywhere/pkg/clusterapi/yaml"
"github.com/aws/eks-anywhere/pkg/constants"
"github.com/aws/eks-anywhere/pkg/yamlutil"
)
// BaseControlPlane represents a CAPI VSphere control plane.
type BaseControlPlane = clusterapi.ControlPlane[*vspherev1.VSphereCluster, *vspherev1.VSphereMachineTemplate]
// ControlPlane holds the VSphere specific objects for a CAPI VSphere control plane.
type ControlPlane struct {
BaseControlPlane
Secrets []*corev1.Secret
ConfigMaps []*corev1.ConfigMap
ClusterResourceSets []*addonsv1.ClusterResourceSet
}
// Objects returns the control plane objects associated with the VSphere cluster.
func (p ControlPlane) Objects() []kubernetes.Object {
o := p.BaseControlPlane.Objects()
o = getSecrets(o, p.Secrets)
o = getConfigMaps(o, p.ConfigMaps)
o = getClusterResourceSets(o, p.ClusterResourceSets)
return o
}
// ControlPlaneBuilder defines the builder for all objects in the CAPI VSphere control plane.
type ControlPlaneBuilder struct {
BaseBuilder *yamlcapi.ControlPlaneBuilder[*vspherev1.VSphereCluster, *vspherev1.VSphereMachineTemplate]
ControlPlane *ControlPlane
}
// BuildFromParsed implements the base yamlcapi.BuildFromParsed and processes any additional objects for the VSphere control plane.
func (b *ControlPlaneBuilder) BuildFromParsed(lookup yamlutil.ObjectLookup) error {
if err := b.BaseBuilder.BuildFromParsed(lookup); err != nil {
return err
}
b.ControlPlane.BaseControlPlane = *b.BaseBuilder.ControlPlane
processObjects(b.ControlPlane, lookup)
return nil
}
// ControlPlaneSpec builds a vsphere ControlPlane definition based on an eks-a cluster spec.
func ControlPlaneSpec(ctx context.Context, logger logr.Logger, client kubernetes.Client, spec *cluster.Spec) (*ControlPlane, error) {
templateBuilder := NewVsphereTemplateBuilder(time.Now)
controlPlaneYaml, err := templateBuilder.GenerateCAPISpecControlPlane(
spec,
func(values map[string]interface{}) {
values["controlPlaneTemplateName"] = clusterapi.ControlPlaneMachineTemplateName(spec.Cluster)
values["etcdTemplateName"] = clusterapi.EtcdMachineTemplateName(spec.Cluster)
},
)
if err != nil {
return nil, errors.Wrap(err, "generating vsphere control plane yaml spec")
}
parser, builder, err := newControlPlaneParser(logger)
if err != nil {
return nil, err
}
err = parser.Parse(controlPlaneYaml, builder)
if err != nil {
return nil, errors.Wrap(err, "parsing vsphere control plane yaml")
}
cp := builder.ControlPlane
if err = cp.UpdateImmutableObjectNames(ctx, client, getMachineTemplate, machineTemplateEqual); err != nil {
return nil, errors.Wrap(err, "updating vsphere immutable object names")
}
return cp, nil
}
func newControlPlaneParser(logger logr.Logger) (*yamlutil.Parser, *ControlPlaneBuilder, error) {
parser, baseBuilder, err := yamlcapi.NewControlPlaneParserAndBuilder(
logger,
yamlutil.NewMapping(
"VSphereCluster",
func() *vspherev1.VSphereCluster {
return &vspherev1.VSphereCluster{}
},
),
yamlutil.NewMapping(
"VSphereMachineTemplate",
func() *vspherev1.VSphereMachineTemplate {
return &vspherev1.VSphereMachineTemplate{}
},
),
)
if err != nil {
return nil, nil, errors.Wrap(err, "building vsphere control plane parser")
}
err = parser.RegisterMappings(
yamlutil.NewMapping(constants.SecretKind, func() yamlutil.APIObject {
return &corev1.Secret{}
}),
yamlutil.NewMapping(constants.ConfigMapKind, func() yamlutil.APIObject {
return &corev1.ConfigMap{}
}),
yamlutil.NewMapping(constants.ClusterResourceSetKind, func() yamlutil.APIObject {
return &addonsv1.ClusterResourceSet{}
}),
)
if err != nil {
return nil, nil, errors.Wrap(err, "registering vsphere control plane mappings in parser")
}
builder := &ControlPlaneBuilder{
BaseBuilder: baseBuilder,
ControlPlane: &ControlPlane{},
}
return parser, builder, nil
}
func processObjects(c *ControlPlane, lookup yamlutil.ObjectLookup) {
for _, obj := range lookup {
switch obj.GetObjectKind().GroupVersionKind().Kind {
case constants.SecretKind:
c.Secrets = append(c.Secrets, obj.(*corev1.Secret))
case constants.ConfigMapKind:
c.ConfigMaps = append(c.ConfigMaps, obj.(*corev1.ConfigMap))
case constants.ClusterResourceSetKind:
c.ClusterResourceSets = append(c.ClusterResourceSets, obj.(*addonsv1.ClusterResourceSet))
}
}
}
func getSecrets(o []kubernetes.Object, secrets []*corev1.Secret) []kubernetes.Object {
for _, s := range secrets {
o = append(o, s)
}
return o
}
func getConfigMaps(o []kubernetes.Object, configMaps []*corev1.ConfigMap) []kubernetes.Object {
for _, m := range configMaps {
o = append(o, m)
}
return o
}
func getClusterResourceSets(o []kubernetes.Object, clusterResourceSets []*addonsv1.ClusterResourceSet) []kubernetes.Object {
for _, s := range clusterResourceSets {
o = append(o, s)
}
return o
}