/
actuator_reconcile.go
698 lines (611 loc) · 23.7 KB
/
actuator_reconcile.go
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package infrastructure
import (
"context"
"encoding/json"
"fmt"
"time"
"github.com/go-logr/logr"
"github.com/metal-stack/metal-lib/pkg/tag"
"github.com/pkg/errors"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"sigs.k8s.io/controller-runtime/pkg/client"
"github.com/google/uuid"
metalclient "github.com/metal-stack/gardener-extension-provider-metal/pkg/metal/client"
metalapi "github.com/metal-stack/gardener-extension-provider-metal/pkg/apis/metal"
"github.com/metal-stack/gardener-extension-provider-metal/pkg/apis/metal/helper"
metalgo "github.com/metal-stack/metal-go"
metalfirewall "github.com/metal-stack/metal-go/api/client/firewall"
mn "github.com/metal-stack/metal-lib/pkg/net"
extensionscontroller "github.com/gardener/gardener/extensions/pkg/controller"
controllererrors "github.com/gardener/gardener/extensions/pkg/controller/error"
v1alpha1constants "github.com/gardener/gardener/pkg/apis/core/v1alpha1/constants"
gardenerkubernetes "github.com/gardener/gardener/pkg/client/kubernetes"
extensionsv1alpha1 "github.com/gardener/gardener/pkg/apis/extensions/v1alpha1"
"github.com/gardener/gardener/pkg/utils/secrets"
"github.com/coreos/container-linux-config-transpiler/config/types"
)
type firewallReconciler struct {
logger logr.Logger
restConfig *rest.Config
c client.Client
clientset kubernetes.Interface
gc gardenerkubernetes.Interface
infrastructure *extensionsv1alpha1.Infrastructure
infrastructureConfig *metalapi.InfrastructureConfig
providerStatus *metalapi.InfrastructureStatus
cluster *extensionscontroller.Cluster
mclient *metalgo.Driver
clusterID string
clusterTag string
machineIDInStatus string
}
type egressIPReconciler struct {
logger logr.Logger
infrastructureConfig *metalapi.InfrastructureConfig
mclient *metalgo.Driver
clusterID string
egressTag string
}
type firewallReconcileAction string
const (
firewallControllerName = "firewall-controller"
droptailerClientName = "droptailer"
)
var (
// firewallActionRecreate wipe infrastructure status and triggers creation of a new metal firewall
firewallActionRecreate firewallReconcileAction = "recreate"
// firewallActionDeleteAndRecreate deletes the firewall, wipe infrastructure status and triggers creation of a new metal firewall
// occurs when someone changes the firewalltype, firewallimage or additionalnetworks
firewallActionDeleteAndRecreate firewallReconcileAction = "delete"
// firewallActionDoNothing nothing needs to be done for this firewall
firewallActionDoNothing firewallReconcileAction = "nothing"
// firewallActionUpdateCreationProgress firewall creation has not yet succeeded
firewallActionUpdateCreationProgress firewallReconcileAction = "update-creation-progress"
// firewallActionCreate create a new firewall and write infrastructure status
firewallActionCreate firewallReconcileAction = "create"
// firewallActionStatusUpdateOnMigrate infrastructure status is not present, but a metal firewall machine is present.
// this is the case during migration of the shoot to another seed because infrastructure status is not migrated by gardener
// therefor the status needs to be recreated
firewallActionStatusUpdateOnMigrate firewallReconcileAction = "migrate"
)
func (a *actuator) Reconcile(ctx context.Context, infrastructure *extensionsv1alpha1.Infrastructure, cluster *extensionscontroller.Cluster) error {
internalInfrastructureConfig, internalInfrastructureStatus, err := decodeInfrastructure(infrastructure, a.decoder)
if err != nil {
return err
}
cloudProfileConfig, err := helper.CloudProfileConfigFromCluster(cluster)
if err != nil {
return err
}
metalControlPlane, _, err := helper.FindMetalControlPlane(cloudProfileConfig, internalInfrastructureConfig.PartitionID)
if err != nil {
return err
}
mclient, err := metalclient.NewClient(ctx, a.client, metalControlPlane.Endpoint, &infrastructure.Spec.SecretRef)
if err != nil {
return err
}
clientset, err := kubernetes.NewForConfig(a.restConfig)
if err != nil {
return errors.Wrap(err, "could not create kubernetes clientset")
}
gardenerClientset, err := gardenerkubernetes.NewWithConfig(gardenerkubernetes.WithRESTConfig(a.restConfig))
if err != nil {
return errors.Wrap(err, "could not create gardener clientset")
}
egressIPReconciler := &egressIPReconciler{
logger: a.logger,
infrastructureConfig: internalInfrastructureConfig,
mclient: mclient,
clusterID: string(cluster.Shoot.GetUID()),
egressTag: egressTag(string(cluster.Shoot.GetUID())),
}
err = reconcileEgressIPs(ctx, egressIPReconciler)
if err != nil {
return err
}
reconciler := &firewallReconciler{
logger: a.logger,
restConfig: a.restConfig,
c: a.client,
clientset: clientset,
gc: gardenerClientset,
infrastructure: infrastructure,
infrastructureConfig: internalInfrastructureConfig,
providerStatus: internalInfrastructureStatus,
cluster: cluster,
mclient: mclient,
clusterID: string(cluster.Shoot.GetUID()),
clusterTag: ClusterTag(string(cluster.Shoot.GetUID())),
machineIDInStatus: decodeMachineID(internalInfrastructureStatus.Firewall.MachineID),
}
err = reconcileFirewall(ctx, reconciler)
if err != nil {
return err
}
return nil
}
// reconcileFirewall creates,recreates firewall and updates the infrastructure status accordingly
// TODO migrate to a state-machine or to a dedicated controller
func reconcileFirewall(ctx context.Context, r *firewallReconciler) error {
// detect which next action is required
action, status, err := firewallNextAction(ctx, r)
if err != nil {
return err
}
switch action {
case firewallActionDoNothing:
r.logger.Info("firewall reconciled, nothing to be done", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.providerStatus.Firewall.MachineID)
return nil
case firewallActionCreate:
machineID, nodeCIDR, err := createFirewall(ctx, r)
if err != nil {
return err
}
r.logger.Info("firewall created", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.providerStatus.Firewall.MachineID)
r.providerStatus.Firewall.MachineID = machineID
// TODO this is a BUG, see https://github.com/metal-stack/metal-api/issues/209
r.providerStatus.Firewall.Succeeded = true
return updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, &nodeCIDR)
case firewallActionUpdateCreationProgress:
succeeded, err := hasFirewallSucceeded(r.machineIDInStatus, r.mclient)
if err != nil {
return err
}
r.logger.Info("firewall creation in progress", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "succeeded", succeeded)
r.providerStatus.Firewall.Succeeded = succeeded
return updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, r.infrastructure.Status.NodesCIDR)
case firewallActionRecreate:
err := deleteFirewallFromStatus(ctx, r)
if err != nil {
return err
}
r.logger.Info("firewall removed from status", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.machineIDInStatus)
machineID, nodeCIDR, err := createFirewall(ctx, r)
if err != nil {
return err
}
r.logger.Info("firewall created", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.providerStatus.Firewall.MachineID)
r.providerStatus.Firewall.MachineID = machineID
// TODO this is a BUG, see https://github.com/metal-stack/metal-api/issues/209
r.providerStatus.Firewall.Succeeded = true
return updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, &nodeCIDR)
case firewallActionDeleteAndRecreate:
err := deleteFirewall(r.logger, r.machineIDInStatus, r.infrastructureConfig.ProjectID, r.clusterTag, r.mclient)
if err != nil {
return err
}
r.logger.Info("firewall deleted", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.machineIDInStatus)
err = deleteFirewallFromStatus(ctx, r)
if err != nil {
return err
}
r.logger.Info("firewall removed from status", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.machineIDInStatus)
machineID, nodeCIDR, err := createFirewall(ctx, r)
if err != nil {
return err
}
r.logger.Info("firewall created", "cluster-id", r.clusterID, "cluster", r.cluster.Shoot.Name, "machine-id", r.providerStatus.Firewall.MachineID)
r.providerStatus.Firewall.MachineID = machineID
// TODO this is a BUG, see https://github.com/metal-stack/metal-api/issues/209
r.providerStatus.Firewall.Succeeded = true
return updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, &nodeCIDR)
case firewallActionStatusUpdateOnMigrate:
r.providerStatus.Firewall = *status
return updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, r.cluster.Shoot.Spec.Networking.Nodes)
default:
return fmt.Errorf("unsupported firewall reconcile action: %s", action)
}
}
func firewallNextAction(ctx context.Context, r *firewallReconciler) (firewallReconcileAction, *metalapi.FirewallStatus, error) {
if !r.providerStatus.Firewall.Succeeded && r.machineIDInStatus != "" {
return firewallActionUpdateCreationProgress, nil, nil
}
firewalls, err := metalclient.FindClusterFirewalls(r.mclient, r.clusterTag, r.infrastructureConfig.ProjectID)
if err != nil {
r.logger.Error(err, "firewalls not found", "clustertag", r.clusterTag, "projectid", r.infrastructureConfig.ProjectID)
return firewallActionDoNothing, nil, &controllererrors.RequeueAfterError{
Cause: err,
RequeueAfter: 30 * time.Second,
}
}
clusterFirewallAmount := len(firewalls)
switch clusterFirewallAmount {
case 0:
// No machine created yet or existing machine was deleted, create one
if r.machineIDInStatus == "" {
return firewallActionCreate, nil, nil
}
r.logger.Info("firewall does not exist anymore, recreation required", "clusterid", r.clusterID, "machineid", r.machineIDInStatus)
return firewallActionRecreate, nil, nil
case 1:
fw := firewalls[0]
if r.machineIDInStatus == "" {
r.logger.Info("firewall exists but status is empty, assuming migration", "clusterid", r.clusterID, "machineid", r.machineIDInStatus)
return firewallActionStatusUpdateOnMigrate, &metalapi.FirewallStatus{
MachineID: encodeMachineID(*fw.Partition.ID, *fw.ID),
Succeeded: *fw.Allocation.Succeeded,
}, nil
}
if *fw.ID != r.machineIDInStatus {
r.logger.Error(
fmt.Errorf("machine id of this cluster's firewall differs from infrastructure status"),
"leaving as it is, but something unexpected must have happened in the past. if you want to get to a clean state, remove the firewall by hand (causes downtime!) and reconcile infrastructure again",
"clusterID", r.clusterID,
"expectedMachineID", r.machineIDInStatus,
"actualMachineID", *fw.ID,
)
return firewallActionDoNothing, nil, nil
}
if fw.Size.ID != nil && *fw.Size.ID != r.infrastructureConfig.Firewall.Size {
r.logger.Info("firewall size has changed", "clusterid", r.clusterID, "machineid", r.machineIDInStatus, "current", *fw.Size.ID, "new", r.infrastructureConfig.Firewall.Size)
return firewallActionDeleteAndRecreate, nil, nil
}
if fw.Allocation != nil && fw.Allocation.Image != nil && fw.Allocation.Image.ID != nil && *fw.Allocation.Image.ID != r.infrastructureConfig.Firewall.Image {
want := r.infrastructureConfig.Firewall.Image
image, err := r.mclient.ImageGetLatest(want)
if err != nil {
r.logger.Error(err, "firewall latest image not found", "clustertag", r.clusterTag, "projectid", r.infrastructureConfig.ProjectID, "image", want)
return firewallActionDoNothing, nil, &controllererrors.RequeueAfterError{
Cause: err,
RequeueAfter: 30 * time.Second,
}
}
if image.Image != nil && image.Image.ID != nil && *image.Image.ID != *fw.Allocation.Image.ID {
r.logger.Info("firewall image has changed", "clusterid", r.clusterID, "machineid", r.machineIDInStatus, "current", *fw.Allocation.Image.ID, "new", *image.Image.ID)
return firewallActionDeleteAndRecreate, nil, nil
}
}
currentNetworks := sets.NewString()
for _, n := range fw.Allocation.Networks {
if *n.Networktype == mn.PrivatePrimaryUnshared || *n.Networktype == mn.PrivatePrimaryShared {
continue
}
if *n.Underlay {
continue
}
currentNetworks.Insert(*n.Networkid)
}
wantNetworks := sets.NewString()
for _, n := range r.infrastructureConfig.Firewall.Networks {
wantNetworks.Insert(n)
}
if !currentNetworks.Equal(wantNetworks) {
r.logger.Info("firewall networks have changed", "clusterid", r.clusterID, "machineid", r.machineIDInStatus, "current", currentNetworks.List(), "new", wantNetworks.List())
return firewallActionDeleteAndRecreate, nil, nil
}
return firewallActionDoNothing, nil, nil
default:
err := fmt.Errorf("multiple firewalls exist for this cluster, which is currently unsupported. delete these firewalls and try to keep the one with machine id %q", r.machineIDInStatus)
r.logger.Error(
err,
"clusterID", r.clusterID,
"expectedMachineID", r.machineIDInStatus,
)
return firewallActionDoNothing, nil, err
}
}
func hasFirewallSucceeded(machineID string, mclient *metalgo.Driver) (bool, error) {
resp, err := mclient.FirewallGet(machineID)
if err != nil {
switch e := err.(type) {
case *metalfirewall.FindFirewallDefault:
if e.Code() >= 500 {
return false, &controllererrors.RequeueAfterError{
Cause: e,
RequeueAfter: 5 * time.Second,
}
}
default:
return false, e
}
}
if resp.Firewall == nil || resp.Firewall.Allocation == nil || resp.Firewall.Allocation.Succeeded == nil {
return false, fmt.Errorf("firewall %q was created but has no allocation", machineID)
}
return *resp.Firewall.Allocation.Succeeded, nil
}
func createFirewall(ctx context.Context, r *firewallReconciler) (machineID string, nodeCIDR string, err error) {
nodeCIDR, err = ensureNodeNetwork(ctx, r)
if err != nil {
r.logger.Error(err, "firewalls node network", "nodecidr", nodeCIDR)
return "", "", &controllererrors.RequeueAfterError{
Cause: err,
RequeueAfter: 30 * time.Second,
}
}
err = updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, &nodeCIDR)
if err != nil {
r.logger.Error(err, "firewalls update provider status", "nodecidr", nodeCIDR)
return "", "", &controllererrors.RequeueAfterError{
Cause: err,
RequeueAfter: 30 * time.Second,
}
}
uuid, err := uuid.NewUUID()
if err != nil {
return "", "", err
}
clusterName := r.cluster.ObjectMeta.Name
name := clusterName + "-firewall-" + uuid.String()[:5]
// find private network
privateNetwork, err := metalclient.GetPrivateNetworkFromNodeNetwork(r.mclient, r.infrastructureConfig.ProjectID, nodeCIDR)
if err != nil {
return "", "", err
}
kubeconfig, err := createFirewallControllerKubeconfig(ctx, r)
if err != nil {
return "", "", err
}
firewallUserData, err := renderFirewallUserData(kubeconfig)
if err != nil {
return "", "", err
}
// assemble firewall allocation request
var networks []metalgo.MachineAllocationNetwork
network := metalgo.MachineAllocationNetwork{
NetworkID: *privateNetwork.ID,
Autoacquire: true,
}
networks = append(networks, network)
for _, n := range r.infrastructureConfig.Firewall.Networks {
network := metalgo.MachineAllocationNetwork{
NetworkID: n,
Autoacquire: true,
}
networks = append(networks, network)
}
createRequest := &metalgo.FirewallCreateRequest{
MachineCreateRequest: metalgo.MachineCreateRequest{
Description: name + " created by Gardener",
Name: name,
Hostname: name,
Size: r.infrastructureConfig.Firewall.Size,
Project: r.infrastructureConfig.ProjectID,
Partition: r.infrastructureConfig.PartitionID,
Image: r.infrastructureConfig.Firewall.Image,
SSHPublicKeys: []string{string(r.infrastructure.Spec.SSHPublicKey)},
Networks: networks,
UserData: firewallUserData,
Tags: []string{r.clusterTag},
},
}
fcr, err := r.mclient.FirewallCreate(createRequest)
if err != nil {
r.logger.Error(err, "firewall create error")
return "", "", &controllererrors.RequeueAfterError{
Cause: errors.Wrap(err, "failed to create firewall"),
RequeueAfter: 30 * time.Second,
}
}
machineID = encodeMachineID(*fcr.Firewall.Partition.ID, *fcr.Firewall.ID)
allocation := fcr.Firewall.Allocation
if allocation == nil {
return "", "", fmt.Errorf("firewall %q was created but has no allocation", machineID)
}
return machineID, nodeCIDR, nil
}
func reconcileEgressIPs(ctx context.Context, r *egressIPReconciler) error {
static := metalgo.IPTypeStatic
currentEgressIPs := sets.NewString()
resp, err := r.mclient.IPFind(&metalgo.IPFindRequest{
ProjectID: &r.infrastructureConfig.ProjectID,
Tags: []string{r.egressTag},
Type: &static,
})
if err != nil {
return &controllererrors.RequeueAfterError{
Cause: errors.Wrap(err, "failed to list egress ips of cluster"),
RequeueAfter: 30 * time.Second,
}
}
for _, ip := range resp.IPs {
currentEgressIPs.Insert(*ip.Ipaddress)
}
wantEgressIPs := sets.NewString()
for _, egressRule := range r.infrastructureConfig.Firewall.EgressRules {
wantEgressIPs.Insert(egressRule.IPs...)
for _, ip := range egressRule.IPs {
if currentEgressIPs.Has(ip) {
continue
}
resp, err := r.mclient.IPFind(&metalgo.IPFindRequest{
IPAddress: &ip,
ProjectID: &r.infrastructureConfig.ProjectID,
NetworkID: &egressRule.NetworkID,
})
if err != nil {
return &controllererrors.RequeueAfterError{
Cause: errors.Wrap(err, fmt.Sprintf("error when retrieving ip %s for egress rule", ip)),
RequeueAfter: 30 * time.Second,
}
}
switch len(resp.IPs) {
case 0:
return &controllererrors.RequeueAfterError{
Cause: fmt.Errorf("ip %s for egress rule does not exist", ip),
RequeueAfter: 30 * time.Second,
}
case 1:
default:
return fmt.Errorf("ip %s found multiple times", ip)
}
dbIP := resp.IPs[0]
if dbIP.Type != nil && *dbIP.Type != metalgo.IPTypeStatic {
return &controllererrors.RequeueAfterError{
Cause: fmt.Errorf("ips for egress rule must be static, but %s is not static", ip),
RequeueAfter: 30 * time.Second,
}
}
if len(dbIP.Tags) > 0 {
return &controllererrors.RequeueAfterError{
Cause: fmt.Errorf("won't use ip %s for egress rules because it does not have an egress tag but it has other tags", *dbIP.Ipaddress),
RequeueAfter: 30 * time.Second,
}
}
iur := metalgo.IPUpdateRequest{
IPAddress: *dbIP.Ipaddress,
Tags: []string{r.egressTag},
}
_, err = r.mclient.IPUpdate(&iur)
if err != nil {
return &controllererrors.RequeueAfterError{
Cause: errors.Wrap(err, fmt.Sprintf("could not tag ip %s for egress usage", ip)),
RequeueAfter: 30 * time.Second,
}
}
}
}
if !currentEgressIPs.Equal(wantEgressIPs) {
toUnTag := currentEgressIPs.Difference(wantEgressIPs)
for _, ip := range toUnTag.List() {
err := clearIPTags(r.mclient, ip)
if err != nil {
return &controllererrors.RequeueAfterError{
Cause: errors.Wrap(err, fmt.Sprintf("could not remove egress tag from ip %s", ip)),
RequeueAfter: 30 * time.Second,
}
}
}
}
return nil
}
func egressTag(clusterID string) string {
return fmt.Sprintf("%s=%s", tag.ClusterEgress, clusterID)
}
func clearIPTags(mclient *metalgo.Driver, ip string) error {
iur := metalgo.IPUpdateRequest{
IPAddress: ip,
Tags: []string{},
}
_, err := mclient.IPUpdate(&iur)
return err
}
func ensureNodeNetwork(ctx context.Context, r *firewallReconciler) (string, error) {
if r.cluster.Shoot.Spec.Networking.Nodes != nil {
return *r.cluster.Shoot.Spec.Networking.Nodes, nil
}
if r.infrastructure.Status.NodesCIDR != nil {
resp, err := r.mclient.NetworkFind(&metalgo.NetworkFindRequest{
ProjectID: &r.infrastructureConfig.ProjectID,
PartitionID: &r.infrastructureConfig.PartitionID,
Labels: map[string]string{tag.ClusterID: r.clusterID},
})
if err != nil {
return "", err
}
if len(resp.Networks) != 0 {
return *r.infrastructure.Status.NodesCIDR, nil
}
return "", fmt.Errorf("node network disappeared from cloud provider: %s", *r.infrastructure.Status.NodesCIDR)
}
resp, err := r.mclient.NetworkAllocate(&metalgo.NetworkAllocateRequest{
ProjectID: r.infrastructureConfig.ProjectID,
PartitionID: r.infrastructureConfig.PartitionID,
Name: r.cluster.Shoot.GetName(),
Description: r.clusterID,
Labels: map[string]string{tag.ClusterID: r.clusterID},
})
if err != nil {
return "", err
}
nodeCIDR := resp.Network.Prefixes[0]
return nodeCIDR, nil
}
func createFirewallControllerKubeconfig(ctx context.Context, r *firewallReconciler) (string, error) {
apiServerURL := fmt.Sprintf("api.%s", *r.cluster.Shoot.Spec.DNS.Domain)
infrastructureSecrets := &secrets.Secrets{
CertificateSecretConfigs: map[string]*secrets.CertificateSecretConfig{
v1alpha1constants.SecretNameCACluster: {
Name: v1alpha1constants.SecretNameCACluster,
CommonName: "kubernetes",
CertType: secrets.CACert,
},
},
SecretConfigsFunc: func(cas map[string]*secrets.Certificate, clusterName string) []secrets.ConfigInterface {
return []secrets.ConfigInterface{
&secrets.ControlPlaneSecretConfig{
CertificateSecretConfig: &secrets.CertificateSecretConfig{
Name: firewallControllerName,
CommonName: fmt.Sprintf("system:%s", firewallControllerName),
Organization: []string{firewallControllerName},
CertType: secrets.ClientCert,
SigningCA: cas[v1alpha1constants.SecretNameCACluster],
},
KubeConfigRequests: []secrets.KubeConfigRequest{
{
ClusterName: clusterName,
APIServerHost: apiServerURL,
},
},
},
}
},
}
secret, err := infrastructureSecrets.Deploy(ctx, r.clientset, r.gc, r.infrastructure.Namespace)
if err != nil {
return "", err
}
kubeconfig, ok := secret[firewallControllerName].Data[secrets.DataKeyKubeconfig]
if !ok {
return "", fmt.Errorf("kubeconfig not part of generated firewall controller secret")
}
return string(kubeconfig), nil
}
func renderFirewallUserData(kubeconfig string) (string, error) {
cfg := types.Config{}
cfg.Systemd = types.Systemd{}
enabled := true
fcUnit := types.SystemdUnit{
Name: fmt.Sprintf("%s.service", firewallControllerName),
Enable: enabled,
Enabled: &enabled,
}
dcUnit := types.SystemdUnit{
Name: fmt.Sprintf("%s.service", droptailerClientName),
Enable: enabled,
Enabled: &enabled,
}
cfg.Systemd.Units = append(cfg.Systemd.Units, fcUnit, dcUnit)
cfg.Storage = types.Storage{}
mode := 0600
id := 0
ignitionFile := types.File{
Path: "/etc/firewall-controller/.kubeconfig",
Filesystem: "root",
Mode: &mode,
User: &types.FileUser{
Id: &id,
},
Group: &types.FileGroup{
Id: &id,
},
Contents: types.FileContents{
Inline: string(kubeconfig),
},
}
cfg.Storage.Files = append(cfg.Storage.Files, ignitionFile)
outCfg, report := types.Convert(cfg, "", nil)
if report.IsFatal() {
return "", fmt.Errorf("could not transpile ignition config: %s", report.String())
}
userData, err := json.Marshal(outCfg)
if err != nil {
return "", err
}
return string(userData), nil
}
func deleteFirewallFromStatus(ctx context.Context, r *firewallReconciler) error {
r.providerStatus.Firewall.MachineID = ""
r.providerStatus.Firewall.Succeeded = false
err := updateProviderStatus(ctx, r.c, r.infrastructure, r.providerStatus, r.infrastructure.Status.NodesCIDR)
if err != nil {
return err
}
return nil
}
func ClusterTag(clusterID string) string {
return fmt.Sprintf("%s=%s", tag.ClusterID, clusterID)
}