mirror of
https://github.com/k3s-io/k3s.git
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45d8c1a1a2
Allows nodes to join the cluster during a webhook outage. This also enhances auditability by creating Kubernetes events for the deferred verification. Signed-off-by: Brad Davidson <brad.davidson@rancher.com>
79 lines
2.3 KiB
Go
79 lines
2.3 KiB
Go
package server
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import (
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"context"
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helmcrd "github.com/k3s-io/helm-controller/pkg/crd"
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"github.com/k3s-io/helm-controller/pkg/generated/controllers/helm.cattle.io"
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addoncrd "github.com/k3s-io/k3s/pkg/crd"
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"github.com/k3s-io/k3s/pkg/generated/controllers/k3s.cattle.io"
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"github.com/k3s-io/k3s/pkg/util"
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"github.com/k3s-io/k3s/pkg/version"
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"github.com/pkg/errors"
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"github.com/rancher/wrangler/pkg/crd"
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"github.com/rancher/wrangler/pkg/generated/controllers/apps"
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"github.com/rancher/wrangler/pkg/generated/controllers/batch"
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"github.com/rancher/wrangler/pkg/generated/controllers/core"
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"github.com/rancher/wrangler/pkg/generated/controllers/rbac"
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"github.com/rancher/wrangler/pkg/start"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/client-go/kubernetes"
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"k8s.io/client-go/rest"
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"k8s.io/client-go/tools/clientcmd"
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"k8s.io/client-go/tools/record"
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)
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type Context struct {
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K3s *k3s.Factory
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Helm *helm.Factory
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Batch *batch.Factory
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Apps *apps.Factory
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Auth *rbac.Factory
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Core *core.Factory
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K8s kubernetes.Interface
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Event record.EventRecorder
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}
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func (c *Context) Start(ctx context.Context) error {
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return start.All(ctx, 5, c.K3s, c.Helm, c.Apps, c.Auth, c.Batch, c.Core)
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}
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func NewContext(ctx context.Context, cfg string) (*Context, error) {
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restConfig, err := clientcmd.BuildConfigFromFlags("", cfg)
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if err != nil {
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return nil, err
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}
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restConfig.UserAgent = util.GetUserAgent(version.Program + "-supervisor")
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if err := crds(ctx, restConfig); err != nil {
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return nil, errors.Wrap(err, "failed to register CRDs")
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}
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k8s, err := kubernetes.NewForConfig(restConfig)
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if err != nil {
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return nil, err
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}
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return &Context{
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K3s: k3s.NewFactoryFromConfigOrDie(restConfig),
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Helm: helm.NewFactoryFromConfigOrDie(restConfig),
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K8s: k8s,
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Auth: rbac.NewFactoryFromConfigOrDie(restConfig),
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Apps: apps.NewFactoryFromConfigOrDie(restConfig),
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Batch: batch.NewFactoryFromConfigOrDie(restConfig),
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Core: core.NewFactoryFromConfigOrDie(restConfig),
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Event: util.BuildControllerEventRecorder(k8s, version.Program+"-supervisor", metav1.NamespaceAll),
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}, nil
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}
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func crds(ctx context.Context, config *rest.Config) error {
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factory, err := crd.NewFactoryFromClient(config)
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if err != nil {
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return err
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}
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types := append(helmcrd.List(), addoncrd.List()...)
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factory.BatchCreateCRDs(ctx, types...)
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return factory.BatchWait()
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}
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