Compare commits

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23 Commits

Author SHA1 Message Date
Kubernetes Publisher
5021b3fd42 Update dependencies to v0.16.6-beta.0 tag 2020-01-17 00:08:10 +00:00
Kubernetes Publisher
6e4eb60e6d Merge pull request #85019 from liggitt/go-1.13-1.16
[v1.16.5] Update to go1.13.4

Kubernetes-commit: 74eb9f2b701ab3e8baaab5d34f151e82500918d2
2019-12-19 15:23:57 +00:00
Jordan Liggitt
746907b08d hack/update-vendor.sh
Kubernetes-commit: c57aa41a477344bb7cb8ebc9c282b739fe28f7e9
2019-11-08 17:30:09 -05:00
Kubernetes Publisher
d040c2be0d Merge pull request #83433 from liggitt/automated-cherry-pick-of-#83261-upstream-release-1.16
[1.16] Automated cherry pick of #83261: bump gopkg.in/yaml.v2 v2.2.4

Kubernetes-commit: a2ff5d71deafff1d9688eb6f7533dd239980c420
2019-10-04 12:29:58 +00:00
Jordan Liggitt
e872298ce7 bump gopkg.in/yaml.v2 v2.2.4
Kubernetes-commit: 90a50158270ed5e7406386a12b12b2606c587ffd
2019-10-02 14:46:08 -04:00
Kubernetes Publisher
4db7fd04a9 Merge remote-tracking branch 'origin/master' into release-1.16
Kubernetes-commit: 78981197d01e8524d254656095f3cb71a5851e61
2019-08-31 16:09:41 +00:00
jennybuckley
d63f5af2ea Update generated
Kubernetes-commit: badd5b9a26026138e4fc44a643ec1c6b65a7891b
2019-08-29 19:10:28 -07:00
Kubernetes Publisher
5d1b22f67b Merge remote-tracking branch 'origin/master' into release-1.16
Kubernetes-commit: 1aea0dd9383a2f7ac9f7e055ff10a08ea241db51
2019-08-28 16:08:52 +00:00
Pavithra Ramesh
edceb5070c Update vendor k8s-cloud-provider and google API
Ran commands:
hack/pin-dependency.sh github.com/GoogleCloudPlatform/k8s-cloud-provider 27a4ced34534a6c32b63159b100ac0efaa1d37b3
hack/update-vendor.sh

hack/pin-dependency.sh google.golang.org/api 5213b809086156e6e2b262a41394993fcff97439
hack/update-vendor.sh

hack/verify-vendor.sh

merge conflicts

Kubernetes-commit: ce3b145e7369da6c1179346a4e6f4f9992d235b7
2019-08-23 15:51:45 -07:00
Kubernetes Publisher
eed36b4378 Merge remote-tracking branch 'origin/master' into release-1.16
Kubernetes-commit: ecd7e4cab747770f5c362ace9bd3487bdb97c66b
2019-08-26 12:20:12 +00:00
Davanum Srinivas
aef24b06d3 hack/pin-dependency.sh k8s.io/gengo 26a664648505d962332bda642b27306bc10d1082
Kubernetes-commit: 96998c619714f254998e69c5bae3c3a1b03fa423
2019-08-22 12:15:10 -04:00
Kubernetes Publisher
b6ff17227c sync: update go.mod 2019-08-22 06:22:38 +00:00
Kubernetes Publisher
f1fd2be855 Merge remote-tracking branch 'origin/master' into release-1.16. Deleting CHANGELOG-1.13.md CHANGELOG-1.14.md CHANGELOG-1.15.md
Kubernetes-commit: 92639f719ee353219fa2cd19128a93409bb3a1e3
2019-08-20 10:39:46 +00:00
Tim Allclair
ecd98cdbab Bump golang.org/x/tools version for staticcheck compat
Kubernetes-commit: 9a02ef7fe5eb166a53131c52b59844179c4158e9
2019-08-08 11:04:56 -07:00
Kubernetes Publisher
15f5d7d17d Merge remote-tracking branch 'origin/master' into release-1.16
Kubernetes-commit: 4771a93d817479e76263c16473d18622f40f7c32
2019-08-16 10:36:07 +00:00
Stephen Augustus
db0892f82d Update Azure/azure-sdk-for-go and Azure/go-autorest modules
Signed-off-by: Stephen Augustus <saugustus@vmware.com>

Kubernetes-commit: db855f9ba0ced2303fbb3b9776dd2a0d78b31897
2019-08-15 17:57:49 -04:00
Kubernetes Publisher
e3a1d4a530 Merge pull request #81335 from carlory/fix
add missing import required by build scripts

Kubernetes-commit: 8d925c7510820523665bdd5ce1916fa956b9c5fa
2019-08-16 10:36:06 +00:00
Christoph Blecker
1818f39356 Update vendor
Kubernetes-commit: 5f971d6d8862de319edbd24a729a704292c560dc
2019-08-13 17:51:45 -07:00
Alvaro Aleman
031989e286 Update k8s.io/gengo to 955ffa8fcfc983717cd9de5d2a1e9f5c465f4376
Kubernetes-commit: c4fd0d4f99b672f8c44ff72a155973fae4b32032
2019-08-13 23:49:12 +02:00
Kubernetes Publisher
69bb10b2ef Merge pull request #81164 from dims/update-to-latest-klog-0.4.0
Update to latest klog 0.4.0

Kubernetes-commit: 461b2d8b9ae818b4b08a6c74d2ec6048fe7a52b6
2019-08-16 10:36:04 +00:00
Haowei Cai
073d8c8b24 generated
running hack/update-vendor.sh

Kubernetes-commit: 6bed35ebd2bfc8d0de1d5fe7a6db0fd15a7abace
2019-08-14 10:46:27 +00:00
carlory
e5108e29f0 run ./hack/update-vendor.sh
Kubernetes-commit: dc9bf6a9553d2381ae94e62ad5e49064d0de01e7
2019-08-13 20:20:38 +08:00
Davanum Srinivas
5b619e3f05 Update to latest klog 0.4.0
47ffc4e Add test case for detecting data race
959d342 Prevent data race in SetOutput* methods
34123a4 Test with golang 1.12.x
bf4884f Fix the log duplication issue for --log-file
dc5546c Backfill integration tests for selecting log destinations
baef93d fix broken links
07b218b Add go modules files
b33ae69 Add flag to include file's dir in logs
7c58910 correct documentation
a4033db Code Hygene - glog to klog
941d47b Revert "Fix the log duplication issue for --log-file."
314f6c4 Update godoc for the default value of logtostderr
7eb35e2 Fix the log duplication issue for --log-file.

Kubernetes-commit: 9a2de95601641aa1077734c76fc24ebe7b6026db
2019-08-08 10:08:27 -04:00
36 changed files with 1316 additions and 726 deletions

1
.gitignore vendored
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@@ -1 +0,0 @@
sample-controller

434
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@@ -0,0 +1,434 @@
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4
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@@ -0,0 +1,4 @@
# See the OWNERS docs at https://go.k8s.io/owners
approvers:
- dep-approvers

5
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@@ -0,0 +1,5 @@
This directory tree is generated automatically by godep.
Please do not edit.
See https://github.com/tools/godep for more information.

17
OWNERS
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@@ -1,15 +1,12 @@
# See the OWNERS docs at https://go.k8s.io/owners
approvers:
- deads2k
- jpbetz
- sttts
- munnerz
- sttts
- munnerz
reviewers:
- deads2k
- sttts
- munnerz
- nikhita
- jefftree
- gregory-m
- sttts
- munnerz
- nikhita
labels:
- sig/api-machinery
- sig/api-machinery

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@@ -1,8 +1,3 @@
> ⚠️ **This is an automatically published [staged repository](https://git.k8s.io/kubernetes/staging#external-repository-staging-area) for Kubernetes**.
> Contributions, including issues and pull requests, should be made to the main Kubernetes repository: [https://github.com/kubernetes/kubernetes](https://github.com/kubernetes/kubernetes).
> This repository is read-only for importing, and not used for direct contributions.
> See [CONTRIBUTING.md](./CONTRIBUTING.md) for more details.
# sample-controller
This repository implements a simple controller for watching Foo resources as
@@ -38,16 +33,33 @@ explained [here](docs/controller-client-go.md).
## Fetch sample-controller and its dependencies
Issue the following commands --- starting in whatever working directory you
like.
Like the rest of Kubernetes, sample-controller has used
[godep](https://github.com/tools/godep) and `$GOPATH` for years and is
now adopting go 1.11 modules. There are thus two alternative ways to
go about fetching this demo and its dependencies.
### Fetch with godep
When NOT using go 1.11 modules, you can use the following commands.
```sh
git clone https://github.com/kubernetes/sample-controller
go get -d k8s.io/sample-controller
cd $GOPATH/src/k8s.io/sample-controller
godep restore
```
### When using go 1.11 modules
When using go 1.11 modules (`GO111MODULE=on`), issue the following
commands --- starting in whatever working directory you like.
```sh
git clone https://github.com/kubernetes/sample-controller.git
cd sample-controller
```
Note, however, that if you intend to
generate code then you will also need the
[generate code](#changes-to-the-types) then you will also need the
code-generator repo to exist in an old-style location. One easy way
to do this is to use the command `go mod vendor` to create and
populate the `vendor` directory.
@@ -75,7 +87,7 @@ go build -o sample-controller .
./sample-controller -kubeconfig=$HOME/.kube/config
# create a CustomResourceDefinition
kubectl create -f artifacts/examples/crd-status-subresource.yaml
kubectl create -f artifacts/examples/crd.yaml
# create a custom resource of type Foo
kubectl create -f artifacts/examples/example-foo.yaml
@@ -114,27 +126,40 @@ type User struct {
}
```
Note, the JSON tag `json:` is required on all user facing fields within your type. Typically API types contain only user facing fields. When the JSON tag is omitted from the field, Kubernetes generators consider the field to be internal and will not expose the field in their generated external output. For example, this means that the field would not be included in a generated CRD schema.
## Validation
To validate custom resources, use the [`CustomResourceValidation`](https://kubernetes.io/docs/tasks/access-kubernetes-api/extend-api-custom-resource-definitions/#validation) feature. Validation in the form of a [structured schema](https://kubernetes.io/docs/tasks/extend-kubernetes/custom-resources/custom-resource-definitions/#specifying-a-structural-schema) is mandatory to be provided for `apiextensions.k8s.io/v1`.
To validate custom resources, use the [`CustomResourceValidation`](https://kubernetes.io/docs/tasks/access-kubernetes-api/extend-api-custom-resource-definitions/#validation) feature.
This feature is beta and enabled by default in v1.9.
### Example
The schema in [`crd.yaml`](./artifacts/examples/crd.yaml) applies the following validation on the custom resource:
The schema in [`crd-validation.yaml`](./artifacts/examples/crd-validation.yaml) applies the following validation on the custom resource:
`spec.replicas` must be an integer and must have a minimum value of 1 and a maximum value of 10.
In the above steps, use `crd-validation.yaml` to create the CRD:
```sh
# create a CustomResourceDefinition supporting validation
kubectl create -f artifacts/examples/crd-validation.yaml
```
## Subresources
Custom Resources support `/status` and `/scale` [subresources](https://kubernetes.io/docs/tasks/access-kubernetes-api/custom-resources/custom-resource-definitions/#subresources). The `CustomResourceSubresources` feature is in GA from v1.16.
Custom Resources support `/status` and `/scale` subresources as a [beta feature](https://kubernetes.io/docs/tasks/access-kubernetes-api/custom-resources/custom-resource-definitions/#subresources) in v1.11 and is enabled by default.
This feature is [alpha](https://v1-10.docs.kubernetes.io/docs/tasks/access-kubernetes-api/extend-api-custom-resource-definitions/#subresources) in v1.10 and to enable it you need to set the `CustomResourceSubresources` feature gate on the [kube-apiserver](https://kubernetes.io/docs/admin/kube-apiserver):
```sh
--feature-gates=CustomResourceSubresources=true
```
### Example
The CRD in [`crd-status-subresource.yaml`](./artifacts/examples/crd-status-subresource.yaml) enables the `/status` subresource for custom resources.
This means that [`UpdateStatus`](./controller.go) can be used by the controller to update only the status part of the custom resource.
The CRD in [`crd-status-subresource.yaml`](./artifacts/examples/crd-status-subresource.yaml) enables the `/status` subresource
for custom resources.
This means that [`UpdateStatus`](./controller.go#L330) can be used by the controller to update only the status part of the custom resource.
To understand why only the status part of the custom resource should be updated, please refer to the [Kubernetes API conventions](https://git.k8s.io/community/contributors/devel/sig-architecture/api-conventions.md#spec-and-status).
To understand why only the status part of the custom resource should be updated, please refer to the [Kubernetes API conventions](https://git.k8s.io/community/contributors/devel/api-conventions.md#spec-and-status).
In the above steps, use `crd-status-subresource.yaml` to create the CRD:
@@ -143,15 +168,11 @@ In the above steps, use `crd-status-subresource.yaml` to create the CRD:
kubectl create -f artifacts/examples/crd-status-subresource.yaml
```
## A Note on the API version
The [group](https://kubernetes.io/docs/reference/using-api/#api-groups) version of the custom resource in `crd.yaml` is `v1alpha`, this can be evolved to a stable API version, `v1`, using [CRD Versioning](https://kubernetes.io/docs/tasks/extend-kubernetes/custom-resources/custom-resource-definition-versioning/).
## Cleanup
You can clean up the created CustomResourceDefinition with:
```sh
kubectl delete crd foos.samplecontroller.k8s.io
```
kubectl delete crd foos.samplecontroller.k8s.io
## Compatibility
@@ -164,7 +185,3 @@ k8s.io/client-go.
https://github.com/kubernetes/kubernetes/blob/master/staging/src/k8s.io/sample-controller.
Code changes are made in that location, merged into k8s.io/kubernetes and
later synced here.
## Contributing
See [CONTRIBUTING.md](CONTRIBUTING.md) for more information. Please note that [kubernetes/sample-controller](https://github.com/kubernetes/sample-controller/) is a readonly mirror repository, all development is done at [kubernetes/kubernetes](https://github.com/kubernetes/kubernetes).

View File

@@ -10,7 +10,8 @@
# DO NOT REPORT SECURITY VULNERABILITIES DIRECTLY TO THESE NAMES, FOLLOW THE
# INSTRUCTIONS AT https://kubernetes.io/security/
cheftako
deads2k
lavalamp
sttts
cjcullen
joelsmith
liggitt
philips
tallclair

View File

@@ -1,41 +1,13 @@
apiVersion: apiextensions.k8s.io/v1
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
name: foos.samplecontroller.k8s.io
# for more information on the below annotation, please see
# https://github.com/kubernetes/enhancements/blob/master/keps/sig-api-machinery/2337-k8s.io-group-protection/README.md
annotations:
"api-approved.kubernetes.io": "unapproved, experimental-only; please get an approval from Kubernetes API reviewers if you're trying to develop a CRD in the *.k8s.io or *.kubernetes.io groups"
spec:
group: samplecontroller.k8s.io
versions:
- name: v1alpha1
served: true
storage: true
schema:
# schema used for validation
openAPIV3Schema:
type: object
properties:
spec:
type: object
properties:
deploymentName:
type: string
replicas:
type: integer
minimum: 1
maximum: 10
status:
type: object
properties:
availableReplicas:
type: integer
# subresources for the custom resource
subresources:
# enables the status subresource
status: {}
version: v1alpha1
names:
kind: Foo
plural: foos
scope: Namespaced
subresources:
status: {}

View File

@@ -0,0 +1,20 @@
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
name: foos.samplecontroller.k8s.io
spec:
group: samplecontroller.k8s.io
version: v1alpha1
names:
kind: Foo
plural: foos
scope: Namespaced
validation:
openAPIV3Schema:
properties:
spec:
properties:
replicas:
type: integer
minimum: 1
maximum: 10

View File

@@ -1,36 +1,10 @@
apiVersion: apiextensions.k8s.io/v1
apiVersion: apiextensions.k8s.io/v1beta1
kind: CustomResourceDefinition
metadata:
name: foos.samplecontroller.k8s.io
# for more information on the below annotation, please see
# https://github.com/kubernetes/enhancements/blob/master/keps/sig-api-machinery/2337-k8s.io-group-protection/README.md
annotations:
"api-approved.kubernetes.io": "unapproved, experimental-only; please get an approval from Kubernetes API reviewers if you're trying to develop a CRD in the *.k8s.io or *.kubernetes.io groups"
spec:
group: samplecontroller.k8s.io
versions:
- name: v1alpha1
served: true
storage: true
schema:
# schema used for validation
openAPIV3Schema:
type: object
properties:
spec:
type: object
properties:
deploymentName:
type: string
replicas:
type: integer
minimum: 1
maximum: 10
status:
type: object
properties:
availableReplicas:
type: integer
version: v1alpha1
names:
kind: Foo
plural: foos

View File

@@ -17,12 +17,9 @@ limitations under the License.
package main
import (
"context"
"fmt"
"time"
"golang.org/x/time/rate"
appsv1 "k8s.io/api/apps/v1"
corev1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/api/errors"
@@ -37,7 +34,7 @@ import (
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/tools/record"
"k8s.io/client-go/util/workqueue"
"k8s.io/klog/v2"
"k8s.io/klog"
samplev1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
clientset "k8s.io/sample-controller/pkg/generated/clientset/versioned"
@@ -61,8 +58,6 @@ const (
// MessageResourceSynced is the message used for an Event fired when a Foo
// is synced successfully
MessageResourceSynced = "Foo synced successfully"
// FieldManager distinguishes this controller from other things writing to API objects
FieldManager = controllerAgentName
)
// Controller is the controller implementation for Foo resources
@@ -82,7 +77,7 @@ type Controller struct {
// means we can ensure we only process a fixed amount of resources at a
// time, and makes it easy to ensure we are never processing the same item
// simultaneously in two different workers.
workqueue workqueue.TypedRateLimitingInterface[cache.ObjectName]
workqueue workqueue.RateLimitingInterface
// recorder is an event recorder for recording Event resources to the
// Kubernetes API.
recorder record.EventRecorder
@@ -90,27 +85,20 @@ type Controller struct {
// NewController returns a new sample controller
func NewController(
ctx context.Context,
kubeclientset kubernetes.Interface,
sampleclientset clientset.Interface,
deploymentInformer appsinformers.DeploymentInformer,
fooInformer informers.FooInformer) *Controller {
logger := klog.FromContext(ctx)
// Create event broadcaster
// Add sample-controller types to the default Kubernetes Scheme so Events can be
// logged for sample-controller types.
utilruntime.Must(samplescheme.AddToScheme(scheme.Scheme))
logger.V(4).Info("Creating event broadcaster")
eventBroadcaster := record.NewBroadcaster(record.WithContext(ctx))
eventBroadcaster.StartStructuredLogging(0)
klog.V(4).Info("Creating event broadcaster")
eventBroadcaster := record.NewBroadcaster()
eventBroadcaster.StartLogging(klog.Infof)
eventBroadcaster.StartRecordingToSink(&typedcorev1.EventSinkImpl{Interface: kubeclientset.CoreV1().Events("")})
recorder := eventBroadcaster.NewRecorder(scheme.Scheme, corev1.EventSource{Component: controllerAgentName})
ratelimiter := workqueue.NewTypedMaxOfRateLimiter(
workqueue.NewTypedItemExponentialFailureRateLimiter[cache.ObjectName](5*time.Millisecond, 1000*time.Second),
&workqueue.TypedBucketRateLimiter[cache.ObjectName]{Limiter: rate.NewLimiter(rate.Limit(50), 300)},
)
controller := &Controller{
kubeclientset: kubeclientset,
@@ -119,11 +107,11 @@ func NewController(
deploymentsSynced: deploymentInformer.Informer().HasSynced,
foosLister: fooInformer.Lister(),
foosSynced: fooInformer.Informer().HasSynced,
workqueue: workqueue.NewTypedRateLimitingQueue(ratelimiter),
workqueue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "Foos"),
recorder: recorder,
}
logger.Info("Setting up event handlers")
klog.Info("Setting up event handlers")
// Set up an event handler for when Foo resources change
fooInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
AddFunc: controller.enqueueFoo,
@@ -133,7 +121,7 @@ func NewController(
})
// Set up an event handler for when Deployment resources change. This
// handler will lookup the owner of the given Deployment, and if it is
// owned by a Foo resource then the handler will enqueue that Foo resource for
// owned by a Foo resource will enqueue that Foo resource for
// processing. This way, we don't need to implement custom logic for
// handling Deployment resources. More info on this pattern:
// https://github.com/kubernetes/community/blob/8cafef897a22026d42f5e5bb3f104febe7e29830/contributors/devel/controllers.md
@@ -159,30 +147,28 @@ func NewController(
// as syncing informer caches and starting workers. It will block until stopCh
// is closed, at which point it will shutdown the workqueue and wait for
// workers to finish processing their current work items.
func (c *Controller) Run(ctx context.Context, workers int) error {
func (c *Controller) Run(threadiness int, stopCh <-chan struct{}) error {
defer utilruntime.HandleCrash()
defer c.workqueue.ShutDown()
logger := klog.FromContext(ctx)
// Start the informer factories to begin populating the informer caches
logger.Info("Starting Foo controller")
klog.Info("Starting Foo controller")
// Wait for the caches to be synced before starting workers
logger.Info("Waiting for informer caches to sync")
if ok := cache.WaitForCacheSync(ctx.Done(), c.deploymentsSynced, c.foosSynced); !ok {
klog.Info("Waiting for informer caches to sync")
if ok := cache.WaitForCacheSync(stopCh, c.deploymentsSynced, c.foosSynced); !ok {
return fmt.Errorf("failed to wait for caches to sync")
}
logger.Info("Starting workers", "count", workers)
klog.Info("Starting workers")
// Launch two workers to process Foo resources
for i := 0; i < workers; i++ {
go wait.UntilWithContext(ctx, c.runWorker, time.Second)
for i := 0; i < threadiness; i++ {
go wait.Until(c.runWorker, time.Second, stopCh)
}
logger.Info("Started workers")
<-ctx.Done()
logger.Info("Shutting down workers")
klog.Info("Started workers")
<-stopCh
klog.Info("Shutting down workers")
return nil
}
@@ -190,64 +176,84 @@ func (c *Controller) Run(ctx context.Context, workers int) error {
// runWorker is a long-running function that will continually call the
// processNextWorkItem function in order to read and process a message on the
// workqueue.
func (c *Controller) runWorker(ctx context.Context) {
for c.processNextWorkItem(ctx) {
func (c *Controller) runWorker() {
for c.processNextWorkItem() {
}
}
// processNextWorkItem will read a single work item off the workqueue and
// attempt to process it, by calling the syncHandler.
func (c *Controller) processNextWorkItem(ctx context.Context) bool {
objRef, shutdown := c.workqueue.Get()
logger := klog.FromContext(ctx)
func (c *Controller) processNextWorkItem() bool {
obj, shutdown := c.workqueue.Get()
if shutdown {
return false
}
// We call Done at the end of this func so the workqueue knows we have
// finished processing this item. We also must remember to call Forget
// if we do not want this work item being re-queued. For example, we do
// not call Forget if a transient error occurs, instead the item is
// put back on the workqueue and attempted again after a back-off
// period.
defer c.workqueue.Done(objRef)
// Run the syncHandler, passing it the structured reference to the object to be synced.
err := c.syncHandler(ctx, objRef)
if err == nil {
// If no error occurs then we Forget this item so it does not
// We wrap this block in a func so we can defer c.workqueue.Done.
err := func(obj interface{}) error {
// We call Done here so the workqueue knows we have finished
// processing this item. We also must remember to call Forget if we
// do not want this work item being re-queued. For example, we do
// not call Forget if a transient error occurs, instead the item is
// put back on the workqueue and attempted again after a back-off
// period.
defer c.workqueue.Done(obj)
var key string
var ok bool
// We expect strings to come off the workqueue. These are of the
// form namespace/name. We do this as the delayed nature of the
// workqueue means the items in the informer cache may actually be
// more up to date that when the item was initially put onto the
// workqueue.
if key, ok = obj.(string); !ok {
// As the item in the workqueue is actually invalid, we call
// Forget here else we'd go into a loop of attempting to
// process a work item that is invalid.
c.workqueue.Forget(obj)
utilruntime.HandleError(fmt.Errorf("expected string in workqueue but got %#v", obj))
return nil
}
// Run the syncHandler, passing it the namespace/name string of the
// Foo resource to be synced.
if err := c.syncHandler(key); err != nil {
// Put the item back on the workqueue to handle any transient errors.
c.workqueue.AddRateLimited(key)
return fmt.Errorf("error syncing '%s': %s, requeuing", key, err.Error())
}
// Finally, if no error occurs we Forget this item so it does not
// get queued again until another change happens.
c.workqueue.Forget(objRef)
logger.Info("Successfully synced", "objectName", objRef)
c.workqueue.Forget(obj)
klog.Infof("Successfully synced '%s'", key)
return nil
}(obj)
if err != nil {
utilruntime.HandleError(err)
return true
}
// there was a failure so be sure to report it. This method allows for
// pluggable error handling which can be used for things like
// cluster-monitoring.
utilruntime.HandleErrorWithContext(ctx, err, "Error syncing; requeuing for later retry", "objectReference", objRef)
// since we failed, we should requeue the item to work on later. This
// method will add a backoff to avoid hotlooping on particular items
// (they're probably still not going to work right away) and overall
// controller protection (everything I've done is broken, this controller
// needs to calm down or it can starve other useful work) cases.
c.workqueue.AddRateLimited(objRef)
return true
}
// syncHandler compares the actual state with the desired, and attempts to
// converge the two. It then updates the Status block of the Foo resource
// with the current status of the resource.
func (c *Controller) syncHandler(ctx context.Context, objectRef cache.ObjectName) error {
logger := klog.LoggerWithValues(klog.FromContext(ctx), "objectRef", objectRef)
func (c *Controller) syncHandler(key string) error {
// Convert the namespace/name string into a distinct namespace and name
namespace, name, err := cache.SplitMetaNamespaceKey(key)
if err != nil {
utilruntime.HandleError(fmt.Errorf("invalid resource key: %s", key))
return nil
}
// Get the Foo resource with this namespace/name
foo, err := c.foosLister.Foos(objectRef.Namespace).Get(objectRef.Name)
foo, err := c.foosLister.Foos(namespace).Get(name)
if err != nil {
// The Foo resource may no longer exist, in which case we stop
// processing.
if errors.IsNotFound(err) {
utilruntime.HandleErrorWithContext(ctx, err, "Foo referenced by item in work queue no longer exists", "objectReference", objectRef)
utilruntime.HandleError(fmt.Errorf("foo '%s' in work queue no longer exists", key))
return nil
}
@@ -259,7 +265,7 @@ func (c *Controller) syncHandler(ctx context.Context, objectRef cache.ObjectName
// We choose to absorb the error here as the worker would requeue the
// resource otherwise. Instead, the next time the resource is updated
// the resource will be queued again.
utilruntime.HandleErrorWithContext(ctx, nil, "Deployment name missing from object reference", "objectReference", objectRef)
utilruntime.HandleError(fmt.Errorf("%s: deployment name must be specified", key))
return nil
}
@@ -267,7 +273,7 @@ func (c *Controller) syncHandler(ctx context.Context, objectRef cache.ObjectName
deployment, err := c.deploymentsLister.Deployments(foo.Namespace).Get(deploymentName)
// If the resource doesn't exist, we'll create it
if errors.IsNotFound(err) {
deployment, err = c.kubeclientset.AppsV1().Deployments(foo.Namespace).Create(ctx, newDeployment(foo), metav1.CreateOptions{FieldManager: FieldManager})
deployment, err = c.kubeclientset.AppsV1().Deployments(foo.Namespace).Create(newDeployment(foo))
}
// If an error occurs during Get/Create, we'll requeue the item so we can
@@ -278,23 +284,23 @@ func (c *Controller) syncHandler(ctx context.Context, objectRef cache.ObjectName
}
// If the Deployment is not controlled by this Foo resource, we should log
// a warning to the event recorder and return error msg.
// a warning to the event recorder and ret
if !metav1.IsControlledBy(deployment, foo) {
msg := fmt.Sprintf(MessageResourceExists, deployment.Name)
c.recorder.Event(foo, corev1.EventTypeWarning, ErrResourceExists, msg)
return fmt.Errorf("%s", msg)
return fmt.Errorf(msg)
}
// If this number of the replicas on the Foo resource is specified, and the
// number does not equal the current desired replicas on the Deployment, we
// should update the Deployment resource.
if foo.Spec.Replicas != nil && *foo.Spec.Replicas != *deployment.Spec.Replicas {
logger.V(4).Info("Update deployment resource", "currentReplicas", *deployment.Spec.Replicas, "desiredReplicas", *foo.Spec.Replicas)
deployment, err = c.kubeclientset.AppsV1().Deployments(foo.Namespace).Update(ctx, newDeployment(foo), metav1.UpdateOptions{FieldManager: FieldManager})
klog.V(4).Infof("Foo %s replicas: %d, deployment replicas: %d", name, *foo.Spec.Replicas, *deployment.Spec.Replicas)
deployment, err = c.kubeclientset.AppsV1().Deployments(foo.Namespace).Update(newDeployment(foo))
}
// If an error occurs during Update, we'll requeue the item so we can
// attempt processing again later. This could have been caused by a
// attempt processing again later. THis could have been caused by a
// temporary network failure, or any other transient reason.
if err != nil {
return err
@@ -302,7 +308,7 @@ func (c *Controller) syncHandler(ctx context.Context, objectRef cache.ObjectName
// Finally, we update the status block of the Foo resource to reflect the
// current state of the world
err = c.updateFooStatus(ctx, foo, deployment)
err = c.updateFooStatus(foo, deployment)
if err != nil {
return err
}
@@ -311,7 +317,7 @@ func (c *Controller) syncHandler(ctx context.Context, objectRef cache.ObjectName
return nil
}
func (c *Controller) updateFooStatus(ctx context.Context, foo *samplev1alpha1.Foo, deployment *appsv1.Deployment) error {
func (c *Controller) updateFooStatus(foo *samplev1alpha1.Foo, deployment *appsv1.Deployment) error {
// NEVER modify objects from the store. It's a read-only, local cache.
// You can use DeepCopy() to make a deep copy of original object and modify this copy
// Or create a copy manually for better performance
@@ -321,7 +327,7 @@ func (c *Controller) updateFooStatus(ctx context.Context, foo *samplev1alpha1.Fo
// we must use Update instead of UpdateStatus to update the Status block of the Foo resource.
// UpdateStatus will not allow changes to the Spec of the resource,
// which is ideal for ensuring nothing other than resource status has been updated.
_, err := c.sampleclientset.SamplecontrollerV1alpha1().Foos(foo.Namespace).UpdateStatus(ctx, fooCopy, metav1.UpdateOptions{FieldManager: FieldManager})
_, err := c.sampleclientset.SamplecontrollerV1alpha1().Foos(foo.Namespace).Update(fooCopy)
return err
}
@@ -329,12 +335,13 @@ func (c *Controller) updateFooStatus(ctx context.Context, foo *samplev1alpha1.Fo
// string which is then put onto the work queue. This method should *not* be
// passed resources of any type other than Foo.
func (c *Controller) enqueueFoo(obj interface{}) {
if objectRef, err := cache.ObjectToName(obj); err != nil {
var key string
var err error
if key, err = cache.MetaNamespaceKeyFunc(obj); err != nil {
utilruntime.HandleError(err)
return
} else {
c.workqueue.Add(objectRef)
}
c.workqueue.Add(key)
}
// handleObject will take any resource implementing metav1.Object and attempt
@@ -345,25 +352,20 @@ func (c *Controller) enqueueFoo(obj interface{}) {
func (c *Controller) handleObject(obj interface{}) {
var object metav1.Object
var ok bool
logger := klog.FromContext(context.Background())
if object, ok = obj.(metav1.Object); !ok {
tombstone, ok := obj.(cache.DeletedFinalStateUnknown)
if !ok {
// If the object value is not too big and does not contain sensitive information then
// it may be useful to include it.
utilruntime.HandleErrorWithContext(context.Background(), nil, "Error decoding object, invalid type", "type", fmt.Sprintf("%T", obj))
utilruntime.HandleError(fmt.Errorf("error decoding object, invalid type"))
return
}
object, ok = tombstone.Obj.(metav1.Object)
if !ok {
// If the object value is not too big and does not contain sensitive information then
// it may be useful to include it.
utilruntime.HandleErrorWithContext(context.Background(), nil, "Error decoding object tombstone, invalid type", "type", fmt.Sprintf("%T", tombstone.Obj))
utilruntime.HandleError(fmt.Errorf("error decoding object tombstone, invalid type"))
return
}
logger.V(4).Info("Recovered deleted object", "resourceName", object.GetName())
klog.V(4).Infof("Recovered deleted object '%s' from tombstone", object.GetName())
}
logger.V(4).Info("Processing object", "object", klog.KObj(object))
klog.V(4).Infof("Processing object: %s", object.GetName())
if ownerRef := metav1.GetControllerOf(object); ownerRef != nil {
// If this object is not owned by a Foo, we should not do anything more
// with it.
@@ -373,7 +375,7 @@ func (c *Controller) handleObject(obj interface{}) {
foo, err := c.foosLister.Foos(object.GetNamespace()).Get(ownerRef.Name)
if err != nil {
logger.V(4).Info("Ignore orphaned object", "object", klog.KObj(object), "foo", ownerRef.Name)
klog.V(4).Infof("ignoring orphaned object '%s' of foo '%s'", object.GetSelfLink(), ownerRef.Name)
return
}

View File

@@ -17,7 +17,6 @@ limitations under the License.
package main
import (
"context"
"fmt"
"reflect"
"testing"
@@ -33,8 +32,6 @@ import (
core "k8s.io/client-go/testing"
"k8s.io/client-go/tools/cache"
"k8s.io/client-go/tools/record"
"k8s.io/klog/v2/ktesting"
"k8s.io/utils/ptr"
samplecontroller "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
"k8s.io/sample-controller/pkg/generated/clientset/versioned/fake"
@@ -84,14 +81,14 @@ func newFoo(name string, replicas *int32) *samplecontroller.Foo {
}
}
func (f *fixture) newController(ctx context.Context) (*Controller, informers.SharedInformerFactory, kubeinformers.SharedInformerFactory) {
func (f *fixture) newController() (*Controller, informers.SharedInformerFactory, kubeinformers.SharedInformerFactory) {
f.client = fake.NewSimpleClientset(f.objects...)
f.kubeclient = k8sfake.NewSimpleClientset(f.kubeobjects...)
i := informers.NewSharedInformerFactory(f.client, noResyncPeriodFunc())
k8sI := kubeinformers.NewSharedInformerFactory(f.kubeclient, noResyncPeriodFunc())
c := NewController(ctx, f.kubeclient, f.client,
c := NewController(f.kubeclient, f.client,
k8sI.Apps().V1().Deployments(), i.Samplecontroller().V1alpha1().Foos())
c.foosSynced = alwaysReady
@@ -109,22 +106,24 @@ func (f *fixture) newController(ctx context.Context) (*Controller, informers.Sha
return c, i, k8sI
}
func (f *fixture) run(ctx context.Context, fooRef cache.ObjectName) {
f.runController(ctx, fooRef, true, false)
func (f *fixture) run(fooName string) {
f.runController(fooName, true, false)
}
func (f *fixture) runExpectError(ctx context.Context, fooRef cache.ObjectName) {
f.runController(ctx, fooRef, true, true)
func (f *fixture) runExpectError(fooName string) {
f.runController(fooName, true, true)
}
func (f *fixture) runController(ctx context.Context, fooRef cache.ObjectName, startInformers bool, expectError bool) {
c, i, k8sI := f.newController(ctx)
func (f *fixture) runController(fooName string, startInformers bool, expectError bool) {
c, i, k8sI := f.newController()
if startInformers {
i.Start(ctx.Done())
k8sI.Start(ctx.Done())
stopCh := make(chan struct{})
defer close(stopCh)
i.Start(stopCh)
k8sI.Start(stopCh)
}
err := c.syncHandler(ctx, fooRef)
err := c.syncHandler(fooName)
if !expectError && err != nil {
f.t.Errorf("error syncing foo: %v", err)
} else if expectError && err == nil {
@@ -176,8 +175,8 @@ func checkAction(expected, actual core.Action, t *testing.T) {
}
switch a := actual.(type) {
case core.CreateActionImpl:
e, _ := expected.(core.CreateActionImpl)
case core.CreateAction:
e, _ := expected.(core.CreateAction)
expObject := e.GetObject()
object := a.GetObject()
@@ -185,8 +184,8 @@ func checkAction(expected, actual core.Action, t *testing.T) {
t.Errorf("Action %s %s has wrong object\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expObject, object))
}
case core.UpdateActionImpl:
e, _ := expected.(core.UpdateActionImpl)
case core.UpdateAction:
e, _ := expected.(core.UpdateAction)
expObject := e.GetObject()
object := a.GetObject()
@@ -194,8 +193,8 @@ func checkAction(expected, actual core.Action, t *testing.T) {
t.Errorf("Action %s %s has wrong object\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expObject, object))
}
case core.PatchActionImpl:
e, _ := expected.(core.PatchActionImpl)
case core.PatchAction:
e, _ := expected.(core.PatchAction)
expPatch := e.GetPatch()
patch := a.GetPatch()
@@ -203,9 +202,6 @@ func checkAction(expected, actual core.Action, t *testing.T) {
t.Errorf("Action %s %s has wrong patch\nDiff:\n %s",
a.GetVerb(), a.GetResource().Resource, diff.ObjectGoPrintSideBySide(expPatch, patch))
}
default:
t.Errorf("Uncaptured Action %s %s, you should explicitly add a case to capture it",
actual.GetVerb(), actual.GetResource().Resource)
}
}
@@ -237,19 +233,24 @@ func (f *fixture) expectUpdateDeploymentAction(d *apps.Deployment) {
}
func (f *fixture) expectUpdateFooStatusAction(foo *samplecontroller.Foo) {
action := core.NewUpdateSubresourceAction(schema.GroupVersionResource{Resource: "foos"}, "status", foo.Namespace, foo)
action := core.NewUpdateAction(schema.GroupVersionResource{Resource: "foos"}, foo.Namespace, foo)
// TODO: Until #38113 is merged, we can't use Subresource
//action.Subresource = "status"
f.actions = append(f.actions, action)
}
func getRef(foo *samplecontroller.Foo, t *testing.T) cache.ObjectName {
ref := cache.MetaObjectToName(foo)
return ref
func getKey(foo *samplecontroller.Foo, t *testing.T) string {
key, err := cache.DeletionHandlingMetaNamespaceKeyFunc(foo)
if err != nil {
t.Errorf("Unexpected error getting key for foo %v: %v", foo.Name, err)
return ""
}
return key
}
func TestCreatesDeployment(t *testing.T) {
f := newFixture(t)
foo := newFoo("test", ptr.To[int32](1))
_, ctx := ktesting.NewTestContext(t)
foo := newFoo("test", int32Ptr(1))
f.fooLister = append(f.fooLister, foo)
f.objects = append(f.objects, foo)
@@ -258,14 +259,12 @@ func TestCreatesDeployment(t *testing.T) {
f.expectCreateDeploymentAction(expDeployment)
f.expectUpdateFooStatusAction(foo)
f.run(ctx, getRef(foo, t))
f.run(getKey(foo, t))
}
func TestDoNothing(t *testing.T) {
f := newFixture(t)
foo := newFoo("test", ptr.To[int32](1))
_, ctx := ktesting.NewTestContext(t)
foo := newFoo("test", int32Ptr(1))
d := newDeployment(foo)
f.fooLister = append(f.fooLister, foo)
@@ -274,18 +273,16 @@ func TestDoNothing(t *testing.T) {
f.kubeobjects = append(f.kubeobjects, d)
f.expectUpdateFooStatusAction(foo)
f.run(ctx, getRef(foo, t))
f.run(getKey(foo, t))
}
func TestUpdateDeployment(t *testing.T) {
f := newFixture(t)
foo := newFoo("test", ptr.To[int32](1))
_, ctx := ktesting.NewTestContext(t)
foo := newFoo("test", int32Ptr(1))
d := newDeployment(foo)
// Update replicas
foo.Spec.Replicas = ptr.To[int32](2)
foo.Spec.Replicas = int32Ptr(2)
expDeployment := newDeployment(foo)
f.fooLister = append(f.fooLister, foo)
@@ -295,14 +292,12 @@ func TestUpdateDeployment(t *testing.T) {
f.expectUpdateFooStatusAction(foo)
f.expectUpdateDeploymentAction(expDeployment)
f.run(ctx, getRef(foo, t))
f.run(getKey(foo, t))
}
func TestNotControlledByUs(t *testing.T) {
f := newFixture(t)
foo := newFoo("test", ptr.To[int32](1))
_, ctx := ktesting.NewTestContext(t)
foo := newFoo("test", int32Ptr(1))
d := newDeployment(foo)
d.ObjectMeta.OwnerReferences = []metav1.OwnerReference{}
@@ -312,5 +307,7 @@ func TestNotControlledByUs(t *testing.T) {
f.deploymentLister = append(f.deploymentLister, d)
f.kubeobjects = append(f.kubeobjects, d)
f.runExpectError(ctx, getRef(foo, t))
f.runExpectError(getKey(foo, t))
}
func int32Ptr(i int32) *int32 { return &i }

View File

@@ -32,7 +32,7 @@ is to save the object for later retrieval, and to invoke our controller passing
It is defined in [type *Indexer* inside package *cache*](https://github.com/kubernetes/client-go/blob/master/tools/cache/index.go). A typical indexing use-case is to create an index based on object labels. Indexer can
maintain indexes based on several indexing functions.
Indexer uses a thread-safe data store to store objects and their keys.
There is a default function named *MetaNamespaceKeyFunc* defined in [type *Store* inside package *cache*](https://github.com/kubernetes/client-go/blob/master/tools/cache/store.go)
There is a default function named *MetaNamespaceKeyFunc* defined in [type Store inside package cache](https://github.com/kubernetes/client-go/blob/master/tools/cache/store.go)
that generates an objects key as `<namespace>/<name>` combination for that object.

61
go.mod
View File

@@ -2,57 +2,20 @@
module k8s.io/sample-controller
go 1.25.0
godebug default=go1.25
go 1.12
require (
golang.org/x/time v0.14.0
k8s.io/api v0.0.0-20260121173914-4f90c5e5fa65
k8s.io/apimachinery v0.0.0-20260116132332-7daad7080a68
k8s.io/client-go v0.0.0-20260121214359-511abf454ddf
k8s.io/code-generator v0.0.0-20260121215239-41a43eabae03
k8s.io/klog/v2 v2.130.1
k8s.io/utils v0.0.0-20251219084037-98d557b7f1e7
k8s.io/api v0.16.6-beta.0
k8s.io/apimachinery v0.16.6-beta.0
k8s.io/client-go v0.16.6-beta.0
k8s.io/code-generator v0.16.6-beta.0
k8s.io/klog v1.0.0
)
require (
github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc // indirect
github.com/emicklei/go-restful/v3 v3.13.0 // indirect
github.com/fxamacker/cbor/v2 v2.9.0 // indirect
github.com/go-logr/logr v1.4.3 // indirect
github.com/go-openapi/jsonpointer v0.21.0 // indirect
github.com/go-openapi/jsonreference v0.20.2 // indirect
github.com/go-openapi/swag v0.23.0 // indirect
github.com/google/gnostic-models v0.7.0 // indirect
github.com/google/uuid v1.6.0 // indirect
github.com/josharian/intern v1.0.0 // indirect
github.com/json-iterator/go v1.1.12 // indirect
github.com/mailru/easyjson v0.7.7 // indirect
github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd // indirect
github.com/modern-go/reflect2 v1.0.3-0.20250322232337-35a7c28c31ee // indirect
github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect
github.com/pmezard/go-difflib v1.0.1-0.20181226105442-5d4384ee4fb2 // indirect
github.com/spf13/pflag v1.0.9 // indirect
github.com/x448/float16 v0.8.4 // indirect
go.yaml.in/yaml/v2 v2.4.3 // indirect
go.yaml.in/yaml/v3 v3.0.4 // indirect
golang.org/x/mod v0.32.0 // indirect
golang.org/x/net v0.49.0 // indirect
golang.org/x/oauth2 v0.34.0 // indirect
golang.org/x/sync v0.19.0 // indirect
golang.org/x/sys v0.40.0 // indirect
golang.org/x/term v0.39.0 // indirect
golang.org/x/text v0.33.0 // indirect
golang.org/x/tools v0.40.0 // indirect
google.golang.org/protobuf v1.36.11 // indirect
gopkg.in/evanphx/json-patch.v4 v4.13.0 // indirect
gopkg.in/inf.v0 v0.9.1 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
k8s.io/gengo/v2 v2.0.0-20250922181213-ec3ebc5fd46b // indirect
k8s.io/kube-openapi v0.0.0-20250910181357-589584f1c912 // indirect
sigs.k8s.io/json v0.0.0-20250730193827-2d320260d730 // indirect
sigs.k8s.io/randfill v1.0.0 // indirect
sigs.k8s.io/structured-merge-diff/v6 v6.3.1 // indirect
sigs.k8s.io/yaml v1.6.0 // indirect
replace (
golang.org/x/tools => golang.org/x/tools v0.0.0-20190821162956-65e3620a7ae7
k8s.io/api => k8s.io/api v0.16.6-beta.0
k8s.io/apimachinery => k8s.io/apimachinery v0.16.6-beta.0
k8s.io/client-go => k8s.io/client-go v0.16.6-beta.0
k8s.io/code-generator => k8s.io/code-generator v0.16.6-beta.0
)

361
go.sum
View File

@@ -1,141 +1,248 @@
github.com/Masterminds/semver/v3 v3.4.0 h1:Zog+i5UMtVoCU8oKka5P7i9q9HgrJeGzI9SA1Xbatp0=
github.com/Masterminds/semver/v3 v3.4.0/go.mod h1:4V+yj/TJE1HU9XfppCwVMZq3I84lprf4nC11bSS5beM=
github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.34.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
cloud.google.com/go v0.38.0/go.mod h1:990N+gfupTy94rShfmMCWGDn0LpTmnzTp2qbd1dvSRU=
github.com/Azure/go-autorest/autorest v0.9.0/go.mod h1:xyHB1BMZT0cuDHU7I0+g046+BFDTQ8rEZB0s4Yfa6bI=
github.com/Azure/go-autorest/autorest/adal v0.5.0/go.mod h1:8Z9fGy2MpX0PvDjB1pEgQTmVqjGhiHBW7RJJEciWzS0=
github.com/Azure/go-autorest/autorest/date v0.1.0/go.mod h1:plvfp3oPSKwf2DNjlBjWF/7vwR+cUD/ELuzDCXwHUVA=
github.com/Azure/go-autorest/autorest/mocks v0.1.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
github.com/Azure/go-autorest/autorest/mocks v0.2.0/go.mod h1:OTyCOPRA2IgIlWxVYxBee2F5Gr4kF2zd2J5cFRaIDN0=
github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6LSNgds39diKLz7Vrc=
github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
github.com/NYTimes/gziphandler v0.0.0-20170623195520-56545f4a5d46/go.mod h1:3wb06e3pkSAbeQ52E9H9iFoQsEEwGN64994WTCIhntQ=
github.com/PuerkitoBio/purell v1.0.0/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
github.com/PuerkitoBio/purell v1.1.1 h1:WEQqlqaGbrPkxLJWfBwQmfEAE1Z7ONdDLqrN38tNFfI=
github.com/PuerkitoBio/purell v1.1.1/go.mod h1:c11w/QuzBsJSee3cPx9rAFu61PvFxuPbtSwDGJws/X0=
github.com/PuerkitoBio/urlesc v0.0.0-20160726150825-5bd2802263f2/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578 h1:d+Bc7a5rLufV/sSk/8dngufqelfh6jnri85riMAaF/M=
github.com/PuerkitoBio/urlesc v0.0.0-20170810143723-de5bf2ad4578/go.mod h1:uGdkoq3SwY9Y+13GIhn11/XLaGBb4BfwItxLd5jeuXE=
github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
github.com/davecgh/go-spew v0.0.0-20151105211317-5215b55f46b2/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM=
github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/emicklei/go-restful/v3 v3.13.0 h1:C4Bl2xDndpU6nJ4bc1jXd+uTmYPVUwkD6bFY/oTyCes=
github.com/emicklei/go-restful/v3 v3.13.0/go.mod h1:6n3XBCmQQb25CM2LCACGz8ukIrRry+4bhvbpWn3mrbc=
github.com/fxamacker/cbor/v2 v2.9.0 h1:NpKPmjDBgUfBms6tr6JZkTHtfFGcMKsw3eGcmD/sapM=
github.com/fxamacker/cbor/v2 v2.9.0/go.mod h1:vM4b+DJCtHn+zz7h3FFp/hDAI9WNWCsZj23V5ytsSxQ=
github.com/go-logr/logr v1.4.3 h1:CjnDlHq8ikf6E492q6eKboGOC0T8CDaOvkHCIg8idEI=
github.com/go-logr/logr v1.4.3/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
github.com/go-openapi/jsonpointer v0.19.6/go.mod h1:osyAmYz/mB/C3I+WsTTSgw1ONzaLJoLCyoi6/zppojs=
github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ=
github.com/go-openapi/jsonpointer v0.21.0/go.mod h1:IUyH9l/+uyhIYQ/PXVA41Rexl+kOkAPDdXEYns6fzUY=
github.com/go-openapi/jsonreference v0.20.2 h1:3sVjiK66+uXK/6oQ8xgcRKcFgQ5KXa2KvnJRumpMGbE=
github.com/go-openapi/jsonreference v0.20.2/go.mod h1:Bl1zwGIM8/wsvqjsOQLJ/SH+En5Ap4rVB5KVcIDZG2k=
github.com/go-openapi/swag v0.22.3/go.mod h1:UzaqsxGiab7freDnrUUra0MwWfN/q7tE4j+VcZ0yl14=
github.com/go-openapi/swag v0.23.0 h1:vsEVJDUo2hPJ2tu0/Xc+4noaxyEffXNIs3cOULZ+GrE=
github.com/go-openapi/swag v0.23.0/go.mod h1:esZ8ITTYEsH1V2trKHjAN8Ai7xHb8RV+YSZ577vPjgQ=
github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
github.com/go-task/slim-sprig/v3 v3.0.0/go.mod h1:W848ghGpv3Qj3dhTPRyJypKRiqCdHZiAzKg9hl15HA8=
github.com/google/gnostic-models v0.7.0 h1:qwTtogB15McXDaNqTZdzPJRHvaVJlAl+HVQnLmJEJxo=
github.com/google/gnostic-models v0.7.0/go.mod h1:whL5G0m6dmc5cPxKc5bdKdEN3UjI7OUGxBlw57miDrQ=
github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
github.com/dgrijalva/jwt-go v3.2.0+incompatible/go.mod h1:E3ru+11k8xSBh+hMPgOLZmtrrCbhqsmaPHjLKYnJCaQ=
github.com/docker/spdystream v0.0.0-20160310174837-449fdfce4d96/go.mod h1:Qh8CwZgvJUkLughtfhJv5dyTYa91l1fOUCrgjqmcifM=
github.com/elazarl/goproxy v0.0.0-20170405201442-c4fc26588b6e/go.mod h1:/Zj4wYkgs4iZTTu3o/KG3Itv/qCCa8VVMlb3i9OVuzc=
github.com/emicklei/go-restful v0.0.0-20170410110728-ff4f55a20633/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
github.com/emicklei/go-restful v2.9.5+incompatible h1:spTtZBk5DYEvbxMVutUuTyh1Ao2r4iyvLdACqsl/Ljk=
github.com/emicklei/go-restful v2.9.5+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
github.com/evanphx/json-patch v4.2.0+incompatible h1:fUDGZCv/7iAN7u0puUVhvKCcsR6vRfwrJatElLBEf0I=
github.com/evanphx/json-patch v4.2.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
github.com/ghodss/yaml v0.0.0-20150909031657-73d445a93680/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
github.com/go-logr/logr v0.1.0/go.mod h1:ixOQHD9gLJUVQQ2ZOR7zLEifBX6tGkNJF4QyIY7sIas=
github.com/go-openapi/jsonpointer v0.0.0-20160704185906-46af16f9f7b1/go.mod h1:+35s3my2LFTysnkMfxsJBAMHj/DoqoB9knIWoYG/Vk0=
github.com/go-openapi/jsonpointer v0.19.2 h1:A9+F4Dc/MCNB5jibxf6rRvOvR/iFgQdyNx9eIhnGqq0=
github.com/go-openapi/jsonpointer v0.19.2/go.mod h1:3akKfEdA7DF1sugOqz1dVQHBcuDBPKZGEoHC/NkiQRg=
github.com/go-openapi/jsonpointer v0.19.3 h1:gihV7YNZK1iK6Tgwwsxo2rJbD1GTbdm72325Bq8FI3w=
github.com/go-openapi/jsonpointer v0.19.3/go.mod h1:Pl9vOtqEWErmShwVjC8pYs9cog34VGT37dQOVbmoatg=
github.com/go-openapi/jsonreference v0.0.0-20160704190145-13c6e3589ad9/go.mod h1:W3Z9FmVs9qj+KR4zFKmDPGiLdk1D9Rlm7cyMvf57TTg=
github.com/go-openapi/jsonreference v0.19.2 h1:o20suLFB4Ri0tuzpWtyHlh7E7HnkqTNLq6aR6WVNS1w=
github.com/go-openapi/jsonreference v0.19.2/go.mod h1:jMjeRr2HHw6nAVajTXJ4eiUwohSTlpa0o73RUL1owJc=
github.com/go-openapi/spec v0.0.0-20160808142527-6aced65f8501/go.mod h1:J8+jY1nAiCcj+friV/PDoE1/3eeccG9LYBs0tYvLOWc=
github.com/go-openapi/spec v0.19.2 h1:SStNd1jRcYtfKCN7R0laGNs80WYYvn5CbBjM2sOmCrE=
github.com/go-openapi/spec v0.19.2/go.mod h1:sCxk3jxKgioEJikev4fgkNmwS+3kuYdJtcsZsD5zxMY=
github.com/go-openapi/swag v0.0.0-20160704191624-1d0bd113de87/go.mod h1:DXUve3Dpr1UfpPtxFw+EFuQ41HhCWZfha5jSVRG7C7I=
github.com/go-openapi/swag v0.19.2 h1:jvO6bCMBEilGwMfHhrd61zIID4oIFdwb76V17SM88dE=
github.com/go-openapi/swag v0.19.2/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
github.com/go-openapi/swag v0.19.5 h1:lTz6Ys4CmqqCQmZPBlbQENR1/GucA2bzYTE12Pw4tFY=
github.com/go-openapi/swag v0.19.5/go.mod h1:POnQmlKehdgb5mhVOsnJFsivZCEZ/vjK9gh66Z9tfKk=
github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d h1:3PaI8p3seN09VjbTYC/QWlUZdZ1qS1zGjy7LH2Wt07I=
github.com/gogo/protobuf v1.2.2-0.20190723190241-65acae22fc9d/go.mod h1:SlYgWuQ5SjCEi6WLHjHCa1yvBfUnHcTbrrZtXPKa29o=
github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
github.com/golang/groupcache v0.0.0-20160516000752-02826c3e7903 h1:LbsanbbD6LieFkXbj9YNNBupiGHJgFeLpO0j0Fza1h8=
github.com/golang/groupcache v0.0.0-20160516000752-02826c3e7903/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
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golang.org/x/sys v0.40.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/term v0.39.0 h1:RclSuaJf32jOqZz74CkPA9qFuVTX7vhLlpfj/IGWlqY=
golang.org/x/term v0.39.0/go.mod h1:yxzUCTP/U+FzoxfdKmLaA0RV1WgE0VY7hXBwKtY/4ww=
golang.org/x/text v0.33.0 h1:B3njUFyqtHDUI5jMn1YIr5B0IE2U0qck04r6d4KPAxE=
golang.org/x/text v0.33.0/go.mod h1:LuMebE6+rBincTi9+xWTY8TztLzKHc/9C1uBCG27+q8=
golang.org/x/time v0.14.0 h1:MRx4UaLrDotUKUdCIqzPC48t1Y9hANFKIRpNx+Te8PI=
golang.org/x/time v0.14.0/go.mod h1:eL/Oa2bBBK0TkX57Fyni+NgnyQQN4LitPmob2Hjnqw4=
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golang.org/x/tools v0.40.0/go.mod h1:Ik/tzLRlbscWpqqMRjyWYDisX8bG13FrdXp3o4Sr9lc=
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golang.org/x/tools/go/packages/packagestest v0.1.1-deprecated/go.mod h1:RVAQXBGNv1ib0J382/DPCRS/BPnsGebyM1Gj5VSDpG8=
google.golang.org/protobuf v1.36.11 h1:fV6ZwhNocDyBLK0dj+fg8ektcVegBBuEolpbTQyBNVE=
google.golang.org/protobuf v1.36.11/go.mod h1:HTf+CrKn2C3g5S8VImy6tdcUvCska2kB7j23XfzDpco=
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golang.org/x/crypto v0.0.0-20190211182817-74369b46fc67/go.mod h1:6SG95UA2DQfeDnfUPMdvaQW0Q7yPrPDi9nlGo2tz2b4=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586 h1:7KByu05hhLed2MO29w7p1XfZvZ13m8mub3shuVftRs0=
golang.org/x/crypto v0.0.0-20190820162420-60c769a6c586/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/exp v0.0.0-20190125153040-c74c464bbbf2/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/exp v0.0.0-20190312203227-4b39c73a6495 h1:I6A9Ag9FpEKOjcKrRNjQkPHawoXIhKyTGfvvjFAiiAk=
golang.org/x/exp v0.0.0-20190312203227-4b39c73a6495/go.mod h1:ZjyILWgesfNpC6sMxTJOJm9Kp84zZh5NQWvqDGG3Qr8=
golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
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golang.org/x/net v0.0.0-20190108225652-1e06a53dbb7e/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
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golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
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sigs.k8s.io/structured-merge-diff/v6 v6.3.1 h1:JrhdFMqOd/+3ByqlP2I45kTOZmTRLBUm5pvRjeheg7E=
sigs.k8s.io/structured-merge-diff/v6 v6.3.1/go.mod h1:M3W8sfWvn2HhQDIbGWj3S099YozAsymCo/wrT5ohRUE=
sigs.k8s.io/yaml v1.6.0 h1:G8fkbMSAFqgEFgh4b1wmtzDnioxFCUgTZhlbj5P9QYs=
sigs.k8s.io/yaml v1.6.0/go.mod h1:796bPqUfzR/0jLAl6XjHl3Ck7MiyVv8dbTdyT3/pMf4=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
gopkg.in/yaml.v2 v2.2.1 h1:mUhvW9EsL+naU5Q3cakzfE91YhliOondGd6ZrsDBHQE=
gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.2 h1:ZCJp+EgiOT7lHqUV2J862kp8Qj64Jo6az82+3Td9dZw=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.4 h1:/eiJrUcujPVeJ3xlSWaiNi3uSVmDGBK1pDHUHAnao1I=
gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190106161140-3f1c8253044a/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
k8s.io/api v0.16.6-beta.0/go.mod h1:nHOjSrsMcnXIh2KNYCAMS1Q4lHXSbhgAt7pLlr20xCw=
k8s.io/apimachinery v0.16.6-beta.0/go.mod h1:mhhO3hoLkWO+2eCvqjPtH2Ly92l9nJDwsswzWKpkN2w=
k8s.io/client-go v0.16.6-beta.0/go.mod h1:Pgwn5f8sARM6P4z04I+8A0L6W94xCwk+bN17bFT1bW0=
k8s.io/code-generator v0.16.6-beta.0/go.mod h1:2aiDuxDU7RQK2PVypXAXHo6+YwOlF33iezHQbSmKSA4=
k8s.io/gengo v0.0.0-20190128074634-0689ccc1d7d6 h1:4s3/R4+OYYYUKptXPhZKjQ04WJ6EhQQVFdjOFvCazDk=
k8s.io/gengo v0.0.0-20190128074634-0689ccc1d7d6/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
k8s.io/gengo v0.0.0-20190822140433-26a664648505 h1:ZY6yclUKVbZ+SdWnkfY+Je5vrMpKOxmGeKRbsXVmqYM=
k8s.io/gengo v0.0.0-20190822140433-26a664648505/go.mod h1:ezvh/TsK7cY6rbqRK0oQQ8IAqLxYwwyPxAX1Pzy0ii0=
k8s.io/klog v0.0.0-20181102134211-b9b56d5dfc92/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
k8s.io/klog v0.3.0/go.mod h1:Gq+BEi5rUBO/HRz0bTSXDUcqjScdoY3a9IHpCEIOOfk=
k8s.io/klog v1.0.0 h1:Pt+yjF5aB1xDSVbau4VsWe+dQNzA0qv1LlXdC2dF6Q8=
k8s.io/klog v1.0.0/go.mod h1:4Bi6QPql/J/LkTDqv7R/cd3hPo4k2DG6Ptcz060Ez5I=
k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf h1:EYm5AW/UUDbnmnI+gK0TJDVK9qPLhM+sRHYanNKw0EQ=
k8s.io/kube-openapi v0.0.0-20190816220812-743ec37842bf/go.mod h1:1TqjTSzOxsLGIKfj0lK8EeCP7K1iUG65v09OM0/WG5E=
k8s.io/utils v0.0.0-20190801114015-581e00157fb1 h1:+ySTxfHnfzZb9ys375PXNlLhkJPLKgHajBU0N62BDvE=
k8s.io/utils v0.0.0-20190801114015-581e00157fb1/go.mod h1:sZAwmy6armz5eXlNoLmJcl4F1QuKu7sr+mFQ0byX7Ew=
modernc.org/cc v1.0.0/go.mod h1:1Sk4//wdnYJiUIxnW8ddKpaOJCF37yAdqYnkxUpaYxw=
modernc.org/golex v1.0.0/go.mod h1:b/QX9oBD/LhixY6NDh+IdGv17hgB+51fET1i2kPSmvk=
modernc.org/mathutil v1.0.0/go.mod h1:wU0vUrJsVWBZ4P6e7xtFJEhFSNsfRLJ8H458uRjg03k=
modernc.org/strutil v1.0.0/go.mod h1:lstksw84oURvj9y3tn8lGvRxyRC1S2+g5uuIzNfIOBs=
modernc.org/xc v1.0.0/go.mod h1:mRNCo0bvLjGhHO9WsyuKVU4q0ceiDDDoEeWDJHrNx8I=
sigs.k8s.io/structured-merge-diff v0.0.0-20190525122527-15d366b2352e/go.mod h1:wWxsB5ozmmv/SG7nM11ayaAW51xMvak/t1r0CSlcokI=
sigs.k8s.io/yaml v1.1.0 h1:4A07+ZFc2wgJwo8YNlQpr1rVlgUDlxXHhPJciaPY5gs=
sigs.k8s.io/yaml v1.1.0/go.mod h1:UJmg0vDUVViEyp3mgSv9WPwZCDxu4rQW1olrI1uml+o=

View File

@@ -1,4 +1,4 @@
//go:build tools
// +build tools
/*
Copyright 2019 The Kubernetes Authors.

View File

@@ -21,17 +21,15 @@ set -o pipefail
SCRIPT_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
CODEGEN_PKG=${CODEGEN_PKG:-$(cd "${SCRIPT_ROOT}"; ls -d -1 ./vendor/k8s.io/code-generator 2>/dev/null || echo ../code-generator)}
source "${CODEGEN_PKG}/kube_codegen.sh"
# generate the code with:
# --output-base because this script should also be able to run inside the vendor dir of
# k8s.io/kubernetes. The output-base is needed for the generators to output into the vendor dir
# instead of the $GOPATH directly. For normal projects this can be dropped.
bash "${CODEGEN_PKG}"/generate-groups.sh "deepcopy,client,informer,lister" \
k8s.io/sample-controller/pkg/generated k8s.io/sample-controller/pkg/apis \
samplecontroller:v1alpha1 \
--output-base "$(dirname "${BASH_SOURCE[0]}")/../../.." \
--go-header-file "${SCRIPT_ROOT}"/hack/boilerplate.go.txt
THIS_PKG="k8s.io/sample-controller"
kube::codegen::gen_helpers \
--boilerplate "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
"${SCRIPT_ROOT}/pkg/apis"
kube::codegen::gen_client \
--with-watch \
--output-dir "${SCRIPT_ROOT}/pkg/generated" \
--output-pkg "${THIS_PKG}/pkg/generated" \
--boilerplate "${SCRIPT_ROOT}/hack/boilerplate.go.txt" \
"${SCRIPT_ROOT}/pkg/apis"
# To use your own boilerplate text append:
# --go-header-file "${SCRIPT_ROOT}"/hack/custom-boilerplate.go.txt

View File

@@ -18,12 +18,14 @@ set -o errexit
set -o nounset
set -o pipefail
SCRIPT_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd -P)"
SCRIPT_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
DIFFROOT="${SCRIPT_ROOT}/pkg"
TMP_DIFFROOT="$(mktemp -d -t "$(basename "$0").XXXXXX")/pkg"
TMP_DIFFROOT="${SCRIPT_ROOT}/_tmp/pkg"
_tmp="${SCRIPT_ROOT}/_tmp"
cleanup() {
rm -rf "${TMP_DIFFROOT}"
rm -rf "${_tmp}"
}
trap "cleanup" EXIT SIGINT
@@ -36,9 +38,11 @@ cp -a "${DIFFROOT}"/* "${TMP_DIFFROOT}"
echo "diffing ${DIFFROOT} against freshly generated codegen"
ret=0
diff -Naupr "${DIFFROOT}" "${TMP_DIFFROOT}" || ret=$?
if [[ $ret -eq 0 ]]; then
cp -a "${TMP_DIFFROOT}"/* "${DIFFROOT}"
if [[ $ret -eq 0 ]]
then
echo "${DIFFROOT} up to date."
else
echo "${DIFFROOT} is out of date. Please run hack/update-codegen.sh"
exit 1
fi
exit $ret

31
main.go
View File

@@ -23,13 +23,13 @@ import (
kubeinformers "k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/klog/v2"
"k8s.io/sample-controller/pkg/signals"
"k8s.io/klog"
// Uncomment the following line to load the gcp plugin (only required to authenticate against GKE clusters).
// _ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
clientset "k8s.io/sample-controller/pkg/generated/clientset/versioned"
informers "k8s.io/sample-controller/pkg/generated/informers/externalversions"
"k8s.io/sample-controller/pkg/signals"
)
var (
@@ -41,43 +41,38 @@ func main() {
klog.InitFlags(nil)
flag.Parse()
// set up signals so we handle the shutdown signal gracefully
ctx := signals.SetupSignalHandler()
logger := klog.FromContext(ctx)
// set up signals so we handle the first shutdown signal gracefully
stopCh := signals.SetupSignalHandler()
cfg, err := clientcmd.BuildConfigFromFlags(masterURL, kubeconfig)
if err != nil {
logger.Error(err, "Error building kubeconfig")
klog.FlushAndExit(klog.ExitFlushTimeout, 1)
klog.Fatalf("Error building kubeconfig: %s", err.Error())
}
kubeClient, err := kubernetes.NewForConfig(cfg)
if err != nil {
logger.Error(err, "Error building kubernetes clientset")
klog.FlushAndExit(klog.ExitFlushTimeout, 1)
klog.Fatalf("Error building kubernetes clientset: %s", err.Error())
}
exampleClient, err := clientset.NewForConfig(cfg)
if err != nil {
logger.Error(err, "Error building kubernetes clientset")
klog.FlushAndExit(klog.ExitFlushTimeout, 1)
klog.Fatalf("Error building example clientset: %s", err.Error())
}
kubeInformerFactory := kubeinformers.NewSharedInformerFactory(kubeClient, time.Second*30)
exampleInformerFactory := informers.NewSharedInformerFactory(exampleClient, time.Second*30)
controller := NewController(ctx, kubeClient, exampleClient,
controller := NewController(kubeClient, exampleClient,
kubeInformerFactory.Apps().V1().Deployments(),
exampleInformerFactory.Samplecontroller().V1alpha1().Foos())
// notice that there is no need to run Start methods in a separate goroutine. (i.e. go kubeInformerFactory.Start(ctx.done())
// notice that there is no need to run Start methods in a separate goroutine. (i.e. go kubeInformerFactory.Start(stopCh)
// Start method is non-blocking and runs all registered informers in a dedicated goroutine.
kubeInformerFactory.Start(ctx.Done())
exampleInformerFactory.Start(ctx.Done())
kubeInformerFactory.Start(stopCh)
exampleInformerFactory.Start(stopCh)
if err = controller.Run(ctx, 2); err != nil {
logger.Error(err, "Error running controller")
klog.FlushAndExit(klog.ExitFlushTimeout, 1)
if err = controller.Run(2, stopCh); err != nil {
klog.Fatalf("Error running controller: %s", err.Error())
}
}

View File

@@ -18,4 +18,4 @@ limitations under the License.
// +groupName=samplecontroller.k8s.io
// Package v1alpha1 is the v1alpha1 version of the API.
package v1alpha1
package v1alpha1 // import "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"

View File

@@ -1,4 +1,3 @@
//go:build !ignore_autogenerated
// +build !ignore_autogenerated
/*

View File

@@ -19,8 +19,7 @@ limitations under the License.
package versioned
import (
fmt "fmt"
http "net/http"
"fmt"
discovery "k8s.io/client-go/discovery"
rest "k8s.io/client-go/rest"
@@ -33,7 +32,8 @@ type Interface interface {
SamplecontrollerV1alpha1() samplecontrollerv1alpha1.SamplecontrollerV1alpha1Interface
}
// Clientset contains the clients for groups.
// Clientset contains the clients for groups. Each group has exactly one
// version included in a Clientset.
type Clientset struct {
*discovery.DiscoveryClient
samplecontrollerV1alpha1 *samplecontrollerv1alpha1.SamplecontrollerV1alpha1Client
@@ -55,45 +55,22 @@ func (c *Clientset) Discovery() discovery.DiscoveryInterface {
// NewForConfig creates a new Clientset for the given config.
// If config's RateLimiter is not set and QPS and Burst are acceptable,
// NewForConfig will generate a rate-limiter in configShallowCopy.
// NewForConfig is equivalent to NewForConfigAndClient(c, httpClient),
// where httpClient was generated with rest.HTTPClientFor(c).
func NewForConfig(c *rest.Config) (*Clientset, error) {
configShallowCopy := *c
if configShallowCopy.UserAgent == "" {
configShallowCopy.UserAgent = rest.DefaultKubernetesUserAgent()
}
// share the transport between all clients
httpClient, err := rest.HTTPClientFor(&configShallowCopy)
if err != nil {
return nil, err
}
return NewForConfigAndClient(&configShallowCopy, httpClient)
}
// NewForConfigAndClient creates a new Clientset for the given config and http client.
// Note the http client provided takes precedence over the configured transport values.
// If config's RateLimiter is not set and QPS and Burst are acceptable,
// NewForConfigAndClient will generate a rate-limiter in configShallowCopy.
func NewForConfigAndClient(c *rest.Config, httpClient *http.Client) (*Clientset, error) {
configShallowCopy := *c
if configShallowCopy.RateLimiter == nil && configShallowCopy.QPS > 0 {
if configShallowCopy.Burst <= 0 {
return nil, fmt.Errorf("burst is required to be greater than 0 when RateLimiter is not set and QPS is set to greater than 0")
return nil, fmt.Errorf("Burst is required to be greater than 0 when RateLimiter is not set and QPS is set to greater than 0")
}
configShallowCopy.RateLimiter = flowcontrol.NewTokenBucketRateLimiter(configShallowCopy.QPS, configShallowCopy.Burst)
}
var cs Clientset
var err error
cs.samplecontrollerV1alpha1, err = samplecontrollerv1alpha1.NewForConfigAndClient(&configShallowCopy, httpClient)
cs.samplecontrollerV1alpha1, err = samplecontrollerv1alpha1.NewForConfig(&configShallowCopy)
if err != nil {
return nil, err
}
cs.DiscoveryClient, err = discovery.NewDiscoveryClientForConfigAndClient(&configShallowCopy, httpClient)
cs.DiscoveryClient, err = discovery.NewDiscoveryClientForConfig(&configShallowCopy)
if err != nil {
return nil, err
}
@@ -103,11 +80,11 @@ func NewForConfigAndClient(c *rest.Config, httpClient *http.Client) (*Clientset,
// NewForConfigOrDie creates a new Clientset for the given config and
// panics if there is an error in the config.
func NewForConfigOrDie(c *rest.Config) *Clientset {
cs, err := NewForConfig(c)
if err != nil {
panic(err)
}
return cs
var cs Clientset
cs.samplecontrollerV1alpha1 = samplecontrollerv1alpha1.NewForConfigOrDie(c)
cs.DiscoveryClient = discovery.NewDiscoveryClientForConfigOrDie(c)
return &cs
}
// New creates a new Clientset for the given RESTClient.

View File

@@ -0,0 +1,20 @@
/*
Copyright The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
// Code generated by client-gen. DO NOT EDIT.
// This package has the automatically generated clientset.
package versioned

View File

@@ -19,7 +19,6 @@ limitations under the License.
package fake
import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/apimachinery/pkg/watch"
"k8s.io/client-go/discovery"
@@ -32,12 +31,8 @@ import (
// NewSimpleClientset returns a clientset that will respond with the provided objects.
// It's backed by a very simple object tracker that processes creates, updates and deletions as-is,
// without applying any field management, validations and/or defaults. It shouldn't be considered a replacement
// without applying any validations and/or defaults. It shouldn't be considered a replacement
// for a real clientset and is mostly useful in simple unit tests.
//
// Deprecated: NewClientset replaces this with support for field management, which significantly improves
// server side apply testing. NewClientset is only available when apply configurations are generated (e.g.
// via --with-applyconfig).
func NewSimpleClientset(objects ...runtime.Object) *Clientset {
o := testing.NewObjectTracker(scheme, codecs.UniversalDecoder())
for _, obj := range objects {
@@ -50,13 +45,9 @@ func NewSimpleClientset(objects ...runtime.Object) *Clientset {
cs.discovery = &fakediscovery.FakeDiscovery{Fake: &cs.Fake}
cs.AddReactor("*", "*", testing.ObjectReaction(o))
cs.AddWatchReactor("*", func(action testing.Action) (handled bool, ret watch.Interface, err error) {
var opts metav1.ListOptions
if watchAction, ok := action.(testing.WatchActionImpl); ok {
opts = watchAction.ListOptions
}
gvr := action.GetResource()
ns := action.GetNamespace()
watch, err := o.Watch(gvr, ns, opts)
watch, err := o.Watch(gvr, ns)
if err != nil {
return false, nil, err
}
@@ -83,21 +74,7 @@ func (c *Clientset) Tracker() testing.ObjectTracker {
return c.tracker
}
// IsWatchListSemanticsSupported informs the reflector that this client
// doesn't support WatchList semantics.
//
// This is a synthetic method whose sole purpose is to satisfy the optional
// interface check performed by the reflector.
// Returning true signals that WatchList can NOT be used.
// No additional logic is implemented here.
func (c *Clientset) IsWatchListSemanticsUnSupported() bool {
return true
}
var (
_ clientset.Interface = &Clientset{}
_ testing.FakeClient = &Clientset{}
)
var _ clientset.Interface = &Clientset{}
// SamplecontrollerV1alpha1 retrieves the SamplecontrollerV1alpha1Client
func (c *Clientset) SamplecontrollerV1alpha1() samplecontrollerv1alpha1.SamplecontrollerV1alpha1Interface {

View File

@@ -29,7 +29,7 @@ import (
var scheme = runtime.NewScheme()
var codecs = serializer.NewCodecFactory(scheme)
var parameterCodec = runtime.NewParameterCodec(scheme)
var localSchemeBuilder = runtime.SchemeBuilder{
samplecontrollerv1alpha1.AddToScheme,
}
@@ -37,14 +37,14 @@ var localSchemeBuilder = runtime.SchemeBuilder{
// AddToScheme adds all types of this clientset into the given scheme. This allows composition
// of clientsets, like in:
//
// import (
// "k8s.io/client-go/kubernetes"
// clientsetscheme "k8s.io/client-go/kubernetes/scheme"
// aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
// )
// import (
// "k8s.io/client-go/kubernetes"
// clientsetscheme "k8s.io/client-go/kubernetes/scheme"
// aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
// )
//
// kclientset, _ := kubernetes.NewForConfig(c)
// _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
// kclientset, _ := kubernetes.NewForConfig(c)
// _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
//
// After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
// correctly.

View File

@@ -37,14 +37,14 @@ var localSchemeBuilder = runtime.SchemeBuilder{
// AddToScheme adds all types of this clientset into the given scheme. This allows composition
// of clientsets, like in:
//
// import (
// "k8s.io/client-go/kubernetes"
// clientsetscheme "k8s.io/client-go/kubernetes/scheme"
// aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
// )
// import (
// "k8s.io/client-go/kubernetes"
// clientsetscheme "k8s.io/client-go/kubernetes/scheme"
// aggregatorclientsetscheme "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset/scheme"
// )
//
// kclientset, _ := kubernetes.NewForConfig(c)
// _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
// kclientset, _ := kubernetes.NewForConfig(c)
// _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme)
//
// After this, RawExtensions in Kubernetes types will serialize kube-aggregator types
// correctly.

View File

@@ -19,30 +19,122 @@ limitations under the License.
package fake
import (
gentype "k8s.io/client-go/gentype"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
labels "k8s.io/apimachinery/pkg/labels"
schema "k8s.io/apimachinery/pkg/runtime/schema"
types "k8s.io/apimachinery/pkg/types"
watch "k8s.io/apimachinery/pkg/watch"
testing "k8s.io/client-go/testing"
v1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
samplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/generated/clientset/versioned/typed/samplecontroller/v1alpha1"
)
// fakeFoos implements FooInterface
type fakeFoos struct {
*gentype.FakeClientWithList[*v1alpha1.Foo, *v1alpha1.FooList]
// FakeFoos implements FooInterface
type FakeFoos struct {
Fake *FakeSamplecontrollerV1alpha1
ns string
}
func newFakeFoos(fake *FakeSamplecontrollerV1alpha1, namespace string) samplecontrollerv1alpha1.FooInterface {
return &fakeFoos{
gentype.NewFakeClientWithList[*v1alpha1.Foo, *v1alpha1.FooList](
fake.Fake,
namespace,
v1alpha1.SchemeGroupVersion.WithResource("foos"),
v1alpha1.SchemeGroupVersion.WithKind("Foo"),
func() *v1alpha1.Foo { return &v1alpha1.Foo{} },
func() *v1alpha1.FooList { return &v1alpha1.FooList{} },
func(dst, src *v1alpha1.FooList) { dst.ListMeta = src.ListMeta },
func(list *v1alpha1.FooList) []*v1alpha1.Foo { return gentype.ToPointerSlice(list.Items) },
func(list *v1alpha1.FooList, items []*v1alpha1.Foo) { list.Items = gentype.FromPointerSlice(items) },
),
fake,
var foosResource = schema.GroupVersionResource{Group: "samplecontroller.k8s.io", Version: "v1alpha1", Resource: "foos"}
var foosKind = schema.GroupVersionKind{Group: "samplecontroller.k8s.io", Version: "v1alpha1", Kind: "Foo"}
// Get takes name of the foo, and returns the corresponding foo object, and an error if there is any.
func (c *FakeFoos) Get(name string, options v1.GetOptions) (result *v1alpha1.Foo, err error) {
obj, err := c.Fake.
Invokes(testing.NewGetAction(foosResource, c.ns, name), &v1alpha1.Foo{})
if obj == nil {
return nil, err
}
return obj.(*v1alpha1.Foo), err
}
// List takes label and field selectors, and returns the list of Foos that match those selectors.
func (c *FakeFoos) List(opts v1.ListOptions) (result *v1alpha1.FooList, err error) {
obj, err := c.Fake.
Invokes(testing.NewListAction(foosResource, foosKind, c.ns, opts), &v1alpha1.FooList{})
if obj == nil {
return nil, err
}
label, _, _ := testing.ExtractFromListOptions(opts)
if label == nil {
label = labels.Everything()
}
list := &v1alpha1.FooList{ListMeta: obj.(*v1alpha1.FooList).ListMeta}
for _, item := range obj.(*v1alpha1.FooList).Items {
if label.Matches(labels.Set(item.Labels)) {
list.Items = append(list.Items, item)
}
}
return list, err
}
// Watch returns a watch.Interface that watches the requested foos.
func (c *FakeFoos) Watch(opts v1.ListOptions) (watch.Interface, error) {
return c.Fake.
InvokesWatch(testing.NewWatchAction(foosResource, c.ns, opts))
}
// Create takes the representation of a foo and creates it. Returns the server's representation of the foo, and an error, if there is any.
func (c *FakeFoos) Create(foo *v1alpha1.Foo) (result *v1alpha1.Foo, err error) {
obj, err := c.Fake.
Invokes(testing.NewCreateAction(foosResource, c.ns, foo), &v1alpha1.Foo{})
if obj == nil {
return nil, err
}
return obj.(*v1alpha1.Foo), err
}
// Update takes the representation of a foo and updates it. Returns the server's representation of the foo, and an error, if there is any.
func (c *FakeFoos) Update(foo *v1alpha1.Foo) (result *v1alpha1.Foo, err error) {
obj, err := c.Fake.
Invokes(testing.NewUpdateAction(foosResource, c.ns, foo), &v1alpha1.Foo{})
if obj == nil {
return nil, err
}
return obj.(*v1alpha1.Foo), err
}
// UpdateStatus was generated because the type contains a Status member.
// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
func (c *FakeFoos) UpdateStatus(foo *v1alpha1.Foo) (*v1alpha1.Foo, error) {
obj, err := c.Fake.
Invokes(testing.NewUpdateSubresourceAction(foosResource, "status", c.ns, foo), &v1alpha1.Foo{})
if obj == nil {
return nil, err
}
return obj.(*v1alpha1.Foo), err
}
// Delete takes name of the foo and deletes it. Returns an error if one occurs.
func (c *FakeFoos) Delete(name string, options *v1.DeleteOptions) error {
_, err := c.Fake.
Invokes(testing.NewDeleteAction(foosResource, c.ns, name), &v1alpha1.Foo{})
return err
}
// DeleteCollection deletes a collection of objects.
func (c *FakeFoos) DeleteCollection(options *v1.DeleteOptions, listOptions v1.ListOptions) error {
action := testing.NewDeleteCollectionAction(foosResource, c.ns, listOptions)
_, err := c.Fake.Invokes(action, &v1alpha1.FooList{})
return err
}
// Patch applies the patch and returns the patched foo.
func (c *FakeFoos) Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha1.Foo, err error) {
obj, err := c.Fake.
Invokes(testing.NewPatchSubresourceAction(foosResource, c.ns, name, pt, data, subresources...), &v1alpha1.Foo{})
if obj == nil {
return nil, err
}
return obj.(*v1alpha1.Foo), err
}

View File

@@ -29,7 +29,7 @@ type FakeSamplecontrollerV1alpha1 struct {
}
func (c *FakeSamplecontrollerV1alpha1) Foos(namespace string) v1alpha1.FooInterface {
return newFakeFoos(c, namespace)
return &FakeFoos{c, namespace}
}
// RESTClient returns a RESTClient that is used to communicate

View File

@@ -19,13 +19,13 @@ limitations under the License.
package v1alpha1
import (
context "context"
"time"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
types "k8s.io/apimachinery/pkg/types"
watch "k8s.io/apimachinery/pkg/watch"
gentype "k8s.io/client-go/gentype"
samplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
rest "k8s.io/client-go/rest"
v1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
scheme "k8s.io/sample-controller/pkg/generated/clientset/versioned/scheme"
)
@@ -37,34 +37,155 @@ type FoosGetter interface {
// FooInterface has methods to work with Foo resources.
type FooInterface interface {
Create(ctx context.Context, foo *samplecontrollerv1alpha1.Foo, opts v1.CreateOptions) (*samplecontrollerv1alpha1.Foo, error)
Update(ctx context.Context, foo *samplecontrollerv1alpha1.Foo, opts v1.UpdateOptions) (*samplecontrollerv1alpha1.Foo, error)
// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
UpdateStatus(ctx context.Context, foo *samplecontrollerv1alpha1.Foo, opts v1.UpdateOptions) (*samplecontrollerv1alpha1.Foo, error)
Delete(ctx context.Context, name string, opts v1.DeleteOptions) error
DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error
Get(ctx context.Context, name string, opts v1.GetOptions) (*samplecontrollerv1alpha1.Foo, error)
List(ctx context.Context, opts v1.ListOptions) (*samplecontrollerv1alpha1.FooList, error)
Watch(ctx context.Context, opts v1.ListOptions) (watch.Interface, error)
Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *samplecontrollerv1alpha1.Foo, err error)
Create(*v1alpha1.Foo) (*v1alpha1.Foo, error)
Update(*v1alpha1.Foo) (*v1alpha1.Foo, error)
UpdateStatus(*v1alpha1.Foo) (*v1alpha1.Foo, error)
Delete(name string, options *v1.DeleteOptions) error
DeleteCollection(options *v1.DeleteOptions, listOptions v1.ListOptions) error
Get(name string, options v1.GetOptions) (*v1alpha1.Foo, error)
List(opts v1.ListOptions) (*v1alpha1.FooList, error)
Watch(opts v1.ListOptions) (watch.Interface, error)
Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha1.Foo, err error)
FooExpansion
}
// foos implements FooInterface
type foos struct {
*gentype.ClientWithList[*samplecontrollerv1alpha1.Foo, *samplecontrollerv1alpha1.FooList]
client rest.Interface
ns string
}
// newFoos returns a Foos
func newFoos(c *SamplecontrollerV1alpha1Client, namespace string) *foos {
return &foos{
gentype.NewClientWithList[*samplecontrollerv1alpha1.Foo, *samplecontrollerv1alpha1.FooList](
"foos",
c.RESTClient(),
scheme.ParameterCodec,
namespace,
func() *samplecontrollerv1alpha1.Foo { return &samplecontrollerv1alpha1.Foo{} },
func() *samplecontrollerv1alpha1.FooList { return &samplecontrollerv1alpha1.FooList{} },
),
client: c.RESTClient(),
ns: namespace,
}
}
// Get takes name of the foo, and returns the corresponding foo object, and an error if there is any.
func (c *foos) Get(name string, options v1.GetOptions) (result *v1alpha1.Foo, err error) {
result = &v1alpha1.Foo{}
err = c.client.Get().
Namespace(c.ns).
Resource("foos").
Name(name).
VersionedParams(&options, scheme.ParameterCodec).
Do().
Into(result)
return
}
// List takes label and field selectors, and returns the list of Foos that match those selectors.
func (c *foos) List(opts v1.ListOptions) (result *v1alpha1.FooList, err error) {
var timeout time.Duration
if opts.TimeoutSeconds != nil {
timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
}
result = &v1alpha1.FooList{}
err = c.client.Get().
Namespace(c.ns).
Resource("foos").
VersionedParams(&opts, scheme.ParameterCodec).
Timeout(timeout).
Do().
Into(result)
return
}
// Watch returns a watch.Interface that watches the requested foos.
func (c *foos) Watch(opts v1.ListOptions) (watch.Interface, error) {
var timeout time.Duration
if opts.TimeoutSeconds != nil {
timeout = time.Duration(*opts.TimeoutSeconds) * time.Second
}
opts.Watch = true
return c.client.Get().
Namespace(c.ns).
Resource("foos").
VersionedParams(&opts, scheme.ParameterCodec).
Timeout(timeout).
Watch()
}
// Create takes the representation of a foo and creates it. Returns the server's representation of the foo, and an error, if there is any.
func (c *foos) Create(foo *v1alpha1.Foo) (result *v1alpha1.Foo, err error) {
result = &v1alpha1.Foo{}
err = c.client.Post().
Namespace(c.ns).
Resource("foos").
Body(foo).
Do().
Into(result)
return
}
// Update takes the representation of a foo and updates it. Returns the server's representation of the foo, and an error, if there is any.
func (c *foos) Update(foo *v1alpha1.Foo) (result *v1alpha1.Foo, err error) {
result = &v1alpha1.Foo{}
err = c.client.Put().
Namespace(c.ns).
Resource("foos").
Name(foo.Name).
Body(foo).
Do().
Into(result)
return
}
// UpdateStatus was generated because the type contains a Status member.
// Add a +genclient:noStatus comment above the type to avoid generating UpdateStatus().
func (c *foos) UpdateStatus(foo *v1alpha1.Foo) (result *v1alpha1.Foo, err error) {
result = &v1alpha1.Foo{}
err = c.client.Put().
Namespace(c.ns).
Resource("foos").
Name(foo.Name).
SubResource("status").
Body(foo).
Do().
Into(result)
return
}
// Delete takes name of the foo and deletes it. Returns an error if one occurs.
func (c *foos) Delete(name string, options *v1.DeleteOptions) error {
return c.client.Delete().
Namespace(c.ns).
Resource("foos").
Name(name).
Body(options).
Do().
Error()
}
// DeleteCollection deletes a collection of objects.
func (c *foos) DeleteCollection(options *v1.DeleteOptions, listOptions v1.ListOptions) error {
var timeout time.Duration
if listOptions.TimeoutSeconds != nil {
timeout = time.Duration(*listOptions.TimeoutSeconds) * time.Second
}
return c.client.Delete().
Namespace(c.ns).
Resource("foos").
VersionedParams(&listOptions, scheme.ParameterCodec).
Timeout(timeout).
Body(options).
Do().
Error()
}
// Patch applies the patch and returns the patched foo.
func (c *foos) Patch(name string, pt types.PatchType, data []byte, subresources ...string) (result *v1alpha1.Foo, err error) {
result = &v1alpha1.Foo{}
err = c.client.Patch(pt).
Namespace(c.ns).
Resource("foos").
SubResource(subresources...).
Name(name).
Body(data).
Do().
Into(result)
return
}

View File

@@ -19,11 +19,9 @@ limitations under the License.
package v1alpha1
import (
http "net/http"
rest "k8s.io/client-go/rest"
samplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
scheme "k8s.io/sample-controller/pkg/generated/clientset/versioned/scheme"
v1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
"k8s.io/sample-controller/pkg/generated/clientset/versioned/scheme"
)
type SamplecontrollerV1alpha1Interface interface {
@@ -41,24 +39,12 @@ func (c *SamplecontrollerV1alpha1Client) Foos(namespace string) FooInterface {
}
// NewForConfig creates a new SamplecontrollerV1alpha1Client for the given config.
// NewForConfig is equivalent to NewForConfigAndClient(c, httpClient),
// where httpClient was generated with rest.HTTPClientFor(c).
func NewForConfig(c *rest.Config) (*SamplecontrollerV1alpha1Client, error) {
config := *c
setConfigDefaults(&config)
httpClient, err := rest.HTTPClientFor(&config)
if err != nil {
if err := setConfigDefaults(&config); err != nil {
return nil, err
}
return NewForConfigAndClient(&config, httpClient)
}
// NewForConfigAndClient creates a new SamplecontrollerV1alpha1Client for the given config and http client.
// Note the http client provided takes precedence over the configured transport values.
func NewForConfigAndClient(c *rest.Config, h *http.Client) (*SamplecontrollerV1alpha1Client, error) {
config := *c
setConfigDefaults(&config)
client, err := rest.RESTClientForConfigAndClient(&config, h)
client, err := rest.RESTClientFor(&config)
if err != nil {
return nil, err
}
@@ -80,15 +66,17 @@ func New(c rest.Interface) *SamplecontrollerV1alpha1Client {
return &SamplecontrollerV1alpha1Client{c}
}
func setConfigDefaults(config *rest.Config) {
gv := samplecontrollerv1alpha1.SchemeGroupVersion
func setConfigDefaults(config *rest.Config) error {
gv := v1alpha1.SchemeGroupVersion
config.GroupVersion = &gv
config.APIPath = "/apis"
config.NegotiatedSerializer = rest.CodecFactoryForGeneratedClient(scheme.Scheme, scheme.Codecs).WithoutConversion()
config.NegotiatedSerializer = scheme.Codecs.WithoutConversion()
if config.UserAgent == "" {
config.UserAgent = rest.DefaultKubernetesUserAgent()
}
return nil
}
// RESTClient returns a RESTClient that is used to communicate

View File

@@ -42,17 +42,11 @@ type sharedInformerFactory struct {
lock sync.Mutex
defaultResync time.Duration
customResync map[reflect.Type]time.Duration
transform cache.TransformFunc
informers map[reflect.Type]cache.SharedIndexInformer
// startedInformers is used for tracking which informers have been started.
// This allows Start() to be called multiple times safely.
startedInformers map[reflect.Type]bool
// wg tracks how many goroutines were started.
wg sync.WaitGroup
// shuttingDown is true when Shutdown has been called. It may still be running
// because it needs to wait for goroutines.
shuttingDown bool
}
// WithCustomResyncConfig sets a custom resync period for the specified informer types.
@@ -81,14 +75,6 @@ func WithNamespace(namespace string) SharedInformerOption {
}
}
// WithTransform sets a transform on all informers.
func WithTransform(transform cache.TransformFunc) SharedInformerOption {
return func(factory *sharedInformerFactory) *sharedInformerFactory {
factory.transform = transform
return factory
}
}
// NewSharedInformerFactory constructs a new instance of sharedInformerFactory for all namespaces.
func NewSharedInformerFactory(client versioned.Interface, defaultResync time.Duration) SharedInformerFactory {
return NewSharedInformerFactoryWithOptions(client, defaultResync)
@@ -97,7 +83,6 @@ func NewSharedInformerFactory(client versioned.Interface, defaultResync time.Dur
// NewFilteredSharedInformerFactory constructs a new instance of sharedInformerFactory.
// Listers obtained via this SharedInformerFactory will be subject to the same filters
// as specified here.
//
// Deprecated: Please use NewSharedInformerFactoryWithOptions instead
func NewFilteredSharedInformerFactory(client versioned.Interface, defaultResync time.Duration, namespace string, tweakListOptions internalinterfaces.TweakListOptionsFunc) SharedInformerFactory {
return NewSharedInformerFactoryWithOptions(client, defaultResync, WithNamespace(namespace), WithTweakListOptions(tweakListOptions))
@@ -122,39 +107,20 @@ func NewSharedInformerFactoryWithOptions(client versioned.Interface, defaultResy
return factory
}
// Start initializes all requested informers.
func (f *sharedInformerFactory) Start(stopCh <-chan struct{}) {
f.lock.Lock()
defer f.lock.Unlock()
if f.shuttingDown {
return
}
for informerType, informer := range f.informers {
if !f.startedInformers[informerType] {
f.wg.Add(1)
// We need a new variable in each loop iteration,
// otherwise the goroutine would use the loop variable
// and that keeps changing.
informer := informer
go func() {
defer f.wg.Done()
informer.Run(stopCh)
}()
go informer.Run(stopCh)
f.startedInformers[informerType] = true
}
}
}
func (f *sharedInformerFactory) Shutdown() {
f.lock.Lock()
f.shuttingDown = true
f.lock.Unlock()
// Will return immediately if there is nothing to wait for.
f.wg.Wait()
}
// WaitForCacheSync waits for all started informers' cache were synced.
func (f *sharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool {
informers := func() map[reflect.Type]cache.SharedIndexInformer {
f.lock.Lock()
@@ -176,7 +142,7 @@ func (f *sharedInformerFactory) WaitForCacheSync(stopCh <-chan struct{}) map[ref
return res
}
// InformerFor returns the SharedIndexInformer for obj using an internal
// InternalInformerFor returns the SharedIndexInformer for obj using an internal
// client.
func (f *sharedInformerFactory) InformerFor(obj runtime.Object, newFunc internalinterfaces.NewInformerFunc) cache.SharedIndexInformer {
f.lock.Lock()
@@ -194,7 +160,6 @@ func (f *sharedInformerFactory) InformerFor(obj runtime.Object, newFunc internal
}
informer = newFunc(f.client, resyncPeriod)
informer.SetTransform(f.transform)
f.informers[informerType] = informer
return informer
@@ -202,58 +167,10 @@ func (f *sharedInformerFactory) InformerFor(obj runtime.Object, newFunc internal
// SharedInformerFactory provides shared informers for resources in all known
// API group versions.
//
// It is typically used like this:
//
// ctx, cancel := context.WithCancel(context.Background())
// defer cancel()
// factory := NewSharedInformerFactory(client, resyncPeriod)
// defer factory.WaitForStop() // Returns immediately if nothing was started.
// genericInformer := factory.ForResource(resource)
// typedInformer := factory.SomeAPIGroup().V1().SomeType()
// factory.Start(ctx.Done()) // Start processing these informers.
// synced := factory.WaitForCacheSync(ctx.Done())
// for v, ok := range synced {
// if !ok {
// fmt.Fprintf(os.Stderr, "caches failed to sync: %v", v)
// return
// }
// }
//
// // Creating informers can also be created after Start, but then
// // Start must be called again:
// anotherGenericInformer := factory.ForResource(resource)
// factory.Start(ctx.Done())
type SharedInformerFactory interface {
internalinterfaces.SharedInformerFactory
// Start initializes all requested informers. They are handled in goroutines
// which run until the stop channel gets closed.
// Warning: Start does not block. When run in a go-routine, it will race with a later WaitForCacheSync.
Start(stopCh <-chan struct{})
// Shutdown marks a factory as shutting down. At that point no new
// informers can be started anymore and Start will return without
// doing anything.
//
// In addition, Shutdown blocks until all goroutines have terminated. For that
// to happen, the close channel(s) that they were started with must be closed,
// either before Shutdown gets called or while it is waiting.
//
// Shutdown may be called multiple times, even concurrently. All such calls will
// block until all goroutines have terminated.
Shutdown()
// WaitForCacheSync blocks until all started informers' caches were synced
// or the stop channel gets closed.
WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool
// ForResource gives generic access to a shared informer of the matching type.
ForResource(resource schema.GroupVersionResource) (GenericInformer, error)
// InformerFor returns the SharedIndexInformer for obj using an internal
// client.
InformerFor(obj runtime.Object, newFunc internalinterfaces.NewInformerFunc) cache.SharedIndexInformer
WaitForCacheSync(stopCh <-chan struct{}) map[reflect.Type]bool
Samplecontroller() samplecontroller.Interface
}

View File

@@ -19,7 +19,7 @@ limitations under the License.
package externalversions
import (
fmt "fmt"
"fmt"
schema "k8s.io/apimachinery/pkg/runtime/schema"
cache "k8s.io/client-go/tools/cache"

View File

@@ -19,24 +19,23 @@ limitations under the License.
package v1alpha1
import (
context "context"
time "time"
v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
runtime "k8s.io/apimachinery/pkg/runtime"
watch "k8s.io/apimachinery/pkg/watch"
cache "k8s.io/client-go/tools/cache"
apissamplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
samplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
versioned "k8s.io/sample-controller/pkg/generated/clientset/versioned"
internalinterfaces "k8s.io/sample-controller/pkg/generated/informers/externalversions/internalinterfaces"
samplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/generated/listers/samplecontroller/v1alpha1"
v1alpha1 "k8s.io/sample-controller/pkg/generated/listers/samplecontroller/v1alpha1"
)
// FooInformer provides access to a shared informer and lister for
// Foos.
type FooInformer interface {
Informer() cache.SharedIndexInformer
Lister() samplecontrollerv1alpha1.FooLister
Lister() v1alpha1.FooLister
}
type fooInformer struct {
@@ -57,33 +56,21 @@ func NewFooInformer(client versioned.Interface, namespace string, resyncPeriod t
// one. This reduces memory footprint and number of connections to the server.
func NewFilteredFooInformer(client versioned.Interface, namespace string, resyncPeriod time.Duration, indexers cache.Indexers, tweakListOptions internalinterfaces.TweakListOptionsFunc) cache.SharedIndexInformer {
return cache.NewSharedIndexInformer(
cache.ToListWatcherWithWatchListSemantics(&cache.ListWatch{
&cache.ListWatch{
ListFunc: func(options v1.ListOptions) (runtime.Object, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.SamplecontrollerV1alpha1().Foos(namespace).List(context.Background(), options)
return client.SamplecontrollerV1alpha1().Foos(namespace).List(options)
},
WatchFunc: func(options v1.ListOptions) (watch.Interface, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.SamplecontrollerV1alpha1().Foos(namespace).Watch(context.Background(), options)
return client.SamplecontrollerV1alpha1().Foos(namespace).Watch(options)
},
ListWithContextFunc: func(ctx context.Context, options v1.ListOptions) (runtime.Object, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.SamplecontrollerV1alpha1().Foos(namespace).List(ctx, options)
},
WatchFuncWithContext: func(ctx context.Context, options v1.ListOptions) (watch.Interface, error) {
if tweakListOptions != nil {
tweakListOptions(&options)
}
return client.SamplecontrollerV1alpha1().Foos(namespace).Watch(ctx, options)
},
}, client),
&apissamplecontrollerv1alpha1.Foo{},
},
&samplecontrollerv1alpha1.Foo{},
resyncPeriod,
indexers,
)
@@ -94,9 +81,9 @@ func (f *fooInformer) defaultInformer(client versioned.Interface, resyncPeriod t
}
func (f *fooInformer) Informer() cache.SharedIndexInformer {
return f.factory.InformerFor(&apissamplecontrollerv1alpha1.Foo{}, f.defaultInformer)
return f.factory.InformerFor(&samplecontrollerv1alpha1.Foo{}, f.defaultInformer)
}
func (f *fooInformer) Lister() samplecontrollerv1alpha1.FooLister {
return samplecontrollerv1alpha1.NewFooLister(f.Informer().GetIndexer())
func (f *fooInformer) Lister() v1alpha1.FooLister {
return v1alpha1.NewFooLister(f.Informer().GetIndexer())
}

View File

@@ -19,18 +19,16 @@ limitations under the License.
package v1alpha1
import (
labels "k8s.io/apimachinery/pkg/labels"
listers "k8s.io/client-go/listers"
cache "k8s.io/client-go/tools/cache"
samplecontrollerv1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
"k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/client-go/tools/cache"
v1alpha1 "k8s.io/sample-controller/pkg/apis/samplecontroller/v1alpha1"
)
// FooLister helps list Foos.
// All objects returned here must be treated as read-only.
type FooLister interface {
// List lists all Foos in the indexer.
// Objects returned here must be treated as read-only.
List(selector labels.Selector) (ret []*samplecontrollerv1alpha1.Foo, err error)
List(selector labels.Selector) (ret []*v1alpha1.Foo, err error)
// Foos returns an object that can list and get Foos.
Foos(namespace string) FooNamespaceLister
FooListerExpansion
@@ -38,33 +36,59 @@ type FooLister interface {
// fooLister implements the FooLister interface.
type fooLister struct {
listers.ResourceIndexer[*samplecontrollerv1alpha1.Foo]
indexer cache.Indexer
}
// NewFooLister returns a new FooLister.
func NewFooLister(indexer cache.Indexer) FooLister {
return &fooLister{listers.New[*samplecontrollerv1alpha1.Foo](indexer, samplecontrollerv1alpha1.Resource("foo"))}
return &fooLister{indexer: indexer}
}
// List lists all Foos in the indexer.
func (s *fooLister) List(selector labels.Selector) (ret []*v1alpha1.Foo, err error) {
err = cache.ListAll(s.indexer, selector, func(m interface{}) {
ret = append(ret, m.(*v1alpha1.Foo))
})
return ret, err
}
// Foos returns an object that can list and get Foos.
func (s *fooLister) Foos(namespace string) FooNamespaceLister {
return fooNamespaceLister{listers.NewNamespaced[*samplecontrollerv1alpha1.Foo](s.ResourceIndexer, namespace)}
return fooNamespaceLister{indexer: s.indexer, namespace: namespace}
}
// FooNamespaceLister helps list and get Foos.
// All objects returned here must be treated as read-only.
type FooNamespaceLister interface {
// List lists all Foos in the indexer for a given namespace.
// Objects returned here must be treated as read-only.
List(selector labels.Selector) (ret []*samplecontrollerv1alpha1.Foo, err error)
List(selector labels.Selector) (ret []*v1alpha1.Foo, err error)
// Get retrieves the Foo from the indexer for a given namespace and name.
// Objects returned here must be treated as read-only.
Get(name string) (*samplecontrollerv1alpha1.Foo, error)
Get(name string) (*v1alpha1.Foo, error)
FooNamespaceListerExpansion
}
// fooNamespaceLister implements the FooNamespaceLister
// interface.
type fooNamespaceLister struct {
listers.ResourceIndexer[*samplecontrollerv1alpha1.Foo]
indexer cache.Indexer
namespace string
}
// List lists all Foos in the indexer for a given namespace.
func (s fooNamespaceLister) List(selector labels.Selector) (ret []*v1alpha1.Foo, err error) {
err = cache.ListAllByNamespace(s.indexer, s.namespace, selector, func(m interface{}) {
ret = append(ret, m.(*v1alpha1.Foo))
})
return ret, err
}
// Get retrieves the Foo from the indexer for a given namespace and name.
func (s fooNamespaceLister) Get(name string) (*v1alpha1.Foo, error) {
obj, exists, err := s.indexer.GetByKey(s.namespace + "/" + name)
if err != nil {
return nil, err
}
if !exists {
return nil, errors.NewNotFound(v1alpha1.Resource("foo"), name)
}
return obj.(*v1alpha1.Foo), nil
}

View File

@@ -17,28 +17,27 @@ limitations under the License.
package signals
import (
"context"
"os"
"os/signal"
)
var onlyOneSignalHandler = make(chan struct{})
// SetupSignalHandler registered for SIGTERM and SIGINT. A context is returned
// which is cancelled on one of these signals. If a second signal is caught,
// the program is terminated with exit code 1.
func SetupSignalHandler() context.Context {
// SetupSignalHandler registered for SIGTERM and SIGINT. A stop channel is returned
// which is closed on one of these signals. If a second signal is caught, the program
// is terminated with exit code 1.
func SetupSignalHandler() (stopCh <-chan struct{}) {
close(onlyOneSignalHandler) // panics when called twice
stop := make(chan struct{})
c := make(chan os.Signal, 2)
ctx, cancel := context.WithCancel(context.Background())
signal.Notify(c, shutdownSignals...)
go func() {
<-c
cancel()
close(stop)
<-c
os.Exit(1) // second signal. Exit directly.
}()
return ctx
return stop
}

View File

@@ -1,4 +1,4 @@
//go:build !windows
// +build !windows
/*
Copyright 2017 The Kubernetes Authors.