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rebase: update kubernetes to 1.26.1

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update kubernetes and its dependencies
to v1.26.1

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna
2023-02-01 18:06:36 +01:00
committed by mergify[bot]
parent e9e33fb851
commit 9c8de9471e
937 changed files with 75539 additions and 33050 deletions
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240
vendor/k8s.io/client-go/discovery/discovery_client.go generated vendored
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@ -31,6 +31,7 @@ import (
"github.com/golang/protobuf/proto"
openapi_v2 "github.com/google/gnostic/openapiv2"
apidiscovery "k8s.io/api/apidiscovery/v2beta1"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime"
@ -55,6 +56,13 @@ const (
// defaultBurst is the default burst to be used with the discovery client's token bucket rate limiter
defaultBurst = 300
AcceptV1 = runtime.ContentTypeJSON
// Aggregated discovery content-type (currently v2beta1). NOTE: Currently, we are assuming the order
// for "g", "v", and "as" from the server. We can only compare this string if we can make that assumption.
AcceptV2Beta1 = runtime.ContentTypeJSON + ";" + "g=apidiscovery.k8s.io;v=v2beta1;as=APIGroupDiscoveryList"
// Prioritize aggregated discovery by placing first in the order of discovery accept types.
acceptDiscoveryFormats = AcceptV2Beta1 + "," + AcceptV1
)
// DiscoveryInterface holds the methods that discover server-supported API groups,
@ -66,6 +74,19 @@ type DiscoveryInterface interface {
ServerVersionInterface
OpenAPISchemaInterface
OpenAPIV3SchemaInterface
// Returns copy of current discovery client that will only
// receive the legacy discovery format, or pointer to current
// discovery client if it does not support legacy-only discovery.
WithLegacy() DiscoveryInterface
}
// AggregatedDiscoveryInterface extends DiscoveryInterface to include a method to possibly
// return discovery resources along with the discovery groups, which is what the newer
// aggregated discovery format does (APIGroupDiscoveryList).
type AggregatedDiscoveryInterface interface {
DiscoveryInterface
GroupsAndMaybeResources() (*metav1.APIGroupList, map[schema.GroupVersion]*metav1.APIResourceList, error)
}
// CachedDiscoveryInterface is a DiscoveryInterface with cache invalidation and freshness.
@ -137,8 +158,12 @@ type DiscoveryClient struct {
restClient restclient.Interface
LegacyPrefix string
// Forces the client to request only "unaggregated" (legacy) discovery.
UseLegacyDiscovery bool
}
var _ AggregatedDiscoveryInterface = &DiscoveryClient{}
// Convert metav1.APIVersions to metav1.APIGroup. APIVersions is used by legacy v1, so
// group would be "".
func apiVersionsToAPIGroup(apiVersions *metav1.APIVersions) (apiGroup metav1.APIGroup) {
@ -156,36 +181,148 @@ func apiVersionsToAPIGroup(apiVersions *metav1.APIVersions) (apiGroup metav1.API
return
}
// GroupsAndMaybeResources returns the discovery groups, and (if new aggregated
// discovery format) the resources keyed by group/version. Merges discovery groups
// and resources from /api and /apis (either aggregated or not). Legacy groups
// must be ordered first. The server will either return both endpoints (/api, /apis)
// as aggregated discovery format or legacy format. For safety, resources will only
// be returned if both endpoints returned resources.
func (d *DiscoveryClient) GroupsAndMaybeResources() (*metav1.APIGroupList, map[schema.GroupVersion]*metav1.APIResourceList, error) {
// Legacy group ordered first (there is only one -- core/v1 group). Returned groups must
// be non-nil, but it could be empty. Returned resources, apiResources map could be nil.
groups, resources, err := d.downloadLegacy()
if err != nil {
return nil, nil, err
}
// Discovery groups and (possibly) resources downloaded from /apis.
apiGroups, apiResources, aerr := d.downloadAPIs()
if aerr != nil {
return nil, nil, aerr
}
// Merge apis groups into the legacy groups.
for _, group := range apiGroups.Groups {
groups.Groups = append(groups.Groups, group)
}
// For safety, only return resources if both endpoints returned resources.
if resources != nil && apiResources != nil {
for gv, resourceList := range apiResources {
resources[gv] = resourceList
}
} else if resources != nil {
resources = nil
}
return groups, resources, err
}
// downloadLegacy returns the discovery groups and possibly resources
// for the legacy v1 GVR at /api, or an error if one occurred. It is
// possible for the resource map to be nil if the server returned
// the unaggregated discovery.
func (d *DiscoveryClient) downloadLegacy() (*metav1.APIGroupList, map[schema.GroupVersion]*metav1.APIResourceList, error) {
accept := acceptDiscoveryFormats
if d.UseLegacyDiscovery {
accept = AcceptV1
}
var responseContentType string
body, err := d.restClient.Get().
AbsPath("/api").
SetHeader("Accept", accept).
Do(context.TODO()).
ContentType(&responseContentType).
Raw()
// Special error handling for 403 or 404 to be compatible with older v1.0 servers.
// Return empty group list to be merged with /apis.
if err != nil && !errors.IsNotFound(err) && !errors.IsForbidden(err) {
return nil, nil, err
}
if err != nil && (errors.IsNotFound(err) || errors.IsForbidden(err)) {
return &metav1.APIGroupList{}, nil, nil
}
apiGroupList := &metav1.APIGroupList{}
var resourcesByGV map[schema.GroupVersion]*metav1.APIResourceList
// Switch on content-type server responded with: aggregated or unaggregated.
switch responseContentType {
case AcceptV1:
var v metav1.APIVersions
err = json.Unmarshal(body, &v)
if err != nil {
return nil, nil, err
}
apiGroup := metav1.APIGroup{}
if len(v.Versions) != 0 {
apiGroup = apiVersionsToAPIGroup(&v)
}
apiGroupList.Groups = []metav1.APIGroup{apiGroup}
case AcceptV2Beta1:
var aggregatedDiscovery apidiscovery.APIGroupDiscoveryList
err = json.Unmarshal(body, &aggregatedDiscovery)
if err != nil {
return nil, nil, err
}
apiGroupList, resourcesByGV = SplitGroupsAndResources(aggregatedDiscovery)
default:
return nil, nil, fmt.Errorf("Unknown discovery response content-type: %s", responseContentType)
}
return apiGroupList, resourcesByGV, nil
}
// downloadAPIs returns the discovery groups and (if aggregated format) the
// discovery resources. The returned groups will always exist, but the
// resources map may be nil.
func (d *DiscoveryClient) downloadAPIs() (*metav1.APIGroupList, map[schema.GroupVersion]*metav1.APIResourceList, error) {
accept := acceptDiscoveryFormats
if d.UseLegacyDiscovery {
accept = AcceptV1
}
var responseContentType string
body, err := d.restClient.Get().
AbsPath("/apis").
SetHeader("Accept", accept).
Do(context.TODO()).
ContentType(&responseContentType).
Raw()
// Special error handling for 403 or 404 to be compatible with older v1.0 servers.
// Return empty group list to be merged with /api.
if err != nil && !errors.IsNotFound(err) && !errors.IsForbidden(err) {
return nil, nil, err
}
if err != nil && (errors.IsNotFound(err) || errors.IsForbidden(err)) {
return &metav1.APIGroupList{}, nil, nil
}
apiGroupList := &metav1.APIGroupList{}
var resourcesByGV map[schema.GroupVersion]*metav1.APIResourceList
// Switch on content-type server responded with: aggregated or unaggregated.
switch responseContentType {
case AcceptV1:
err = json.Unmarshal(body, apiGroupList)
if err != nil {
return nil, nil, err
}
case AcceptV2Beta1:
var aggregatedDiscovery apidiscovery.APIGroupDiscoveryList
err = json.Unmarshal(body, &aggregatedDiscovery)
if err != nil {
return nil, nil, err
}
apiGroupList, resourcesByGV = SplitGroupsAndResources(aggregatedDiscovery)
default:
return nil, nil, fmt.Errorf("Unknown discovery response content-type: %s", responseContentType)
}
return apiGroupList, resourcesByGV, nil
}
// ServerGroups returns the supported groups, with information like supported versions and the
// preferred version.
func (d *DiscoveryClient) ServerGroups() (apiGroupList *metav1.APIGroupList, err error) {
// Get the groupVersions exposed at /api
v := &metav1.APIVersions{}
err = d.restClient.Get().AbsPath(d.LegacyPrefix).Do(context.TODO()).Into(v)
apiGroup := metav1.APIGroup{}
if err == nil && len(v.Versions) != 0 {
apiGroup = apiVersionsToAPIGroup(v)
}
if err != nil && !errors.IsNotFound(err) && !errors.IsForbidden(err) {
func (d *DiscoveryClient) ServerGroups() (*metav1.APIGroupList, error) {
groups, _, err := d.GroupsAndMaybeResources()
if err != nil {
return nil, err
}
// Get the groupVersions exposed at /apis
apiGroupList = &metav1.APIGroupList{}
err = d.restClient.Get().AbsPath("/apis").Do(context.TODO()).Into(apiGroupList)
if err != nil && !errors.IsNotFound(err) && !errors.IsForbidden(err) {
return nil, err
}
// to be compatible with a v1.0 server, if it's a 403 or 404, ignore and return whatever we got from /api
if err != nil && (errors.IsNotFound(err) || errors.IsForbidden(err)) {
apiGroupList = &metav1.APIGroupList{}
}
// prepend the group retrieved from /api to the list if not empty
if len(v.Versions) != 0 {
apiGroupList.Groups = append([]metav1.APIGroup{apiGroup}, apiGroupList.Groups...)
}
return apiGroupList, nil
return groups, nil
}
// ServerResourcesForGroupVersion returns the supported resources for a group and version.
@ -244,7 +381,22 @@ func IsGroupDiscoveryFailedError(err error) bool {
}
func ServerGroupsAndResources(d DiscoveryInterface) ([]*metav1.APIGroup, []*metav1.APIResourceList, error) {
sgs, err := d.ServerGroups()
var sgs *metav1.APIGroupList
var resources []*metav1.APIResourceList
var err error
// If the passed discovery object implements the wider AggregatedDiscoveryInterface,
// then attempt to retrieve aggregated discovery with both groups and the resources.
if ad, ok := d.(AggregatedDiscoveryInterface); ok {
var resourcesByGV map[schema.GroupVersion]*metav1.APIResourceList
sgs, resourcesByGV, err = ad.GroupsAndMaybeResources()
for _, resourceList := range resourcesByGV {
resources = append(resources, resourceList)
}
} else {
sgs, err = d.ServerGroups()
}
if sgs == nil {
return nil, nil, err
}
@ -252,6 +404,9 @@ func ServerGroupsAndResources(d DiscoveryInterface) ([]*metav1.APIGroup, []*meta
for i := range sgs.Groups {
resultGroups = append(resultGroups, &sgs.Groups[i])
}
if resources != nil {
return resultGroups, resources, nil
}
groupVersionResources, failedGroups := fetchGroupVersionResources(d, sgs)
@ -275,12 +430,25 @@ func ServerGroupsAndResources(d DiscoveryInterface) ([]*metav1.APIGroup, []*meta
// ServerPreferredResources uses the provided discovery interface to look up preferred resources
func ServerPreferredResources(d DiscoveryInterface) ([]*metav1.APIResourceList, error) {
serverGroupList, err := d.ServerGroups()
var serverGroupList *metav1.APIGroupList
var failedGroups map[schema.GroupVersion]error
var groupVersionResources map[schema.GroupVersion]*metav1.APIResourceList
var err error
// If the passed discovery object implements the wider AggregatedDiscoveryInterface,
// then it is attempt to retrieve both the groups and the resources.
ad, ok := d.(AggregatedDiscoveryInterface)
if ok {
serverGroupList, groupVersionResources, err = ad.GroupsAndMaybeResources()
} else {
serverGroupList, err = d.ServerGroups()
}
if err != nil {
return nil, err
}
groupVersionResources, failedGroups := fetchGroupVersionResources(d, serverGroupList)
if groupVersionResources == nil {
groupVersionResources, failedGroups = fetchGroupVersionResources(d, serverGroupList)
}
result := []*metav1.APIResourceList{}
grVersions := map[schema.GroupResource]string{} // selected version of a GroupResource
@ -436,6 +604,14 @@ func (d *DiscoveryClient) OpenAPIV3() openapi.Client {
return openapi.NewClient(d.restClient)
}
// WithLegacy returns copy of current discovery client that will only
// receive the legacy discovery format.
func (d *DiscoveryClient) WithLegacy() DiscoveryInterface {
client := *d
client.UseLegacyDiscovery = true
return &client
}
// withRetries retries the given recovery function in case the groups supported by the server change after ServerGroup() returns.
func withRetries(maxRetries int, f func() ([]*metav1.APIGroup, []*metav1.APIResourceList, error)) ([]*metav1.APIGroup, []*metav1.APIResourceList, error) {
var result []*metav1.APIResourceList
@ -500,7 +676,7 @@ func NewDiscoveryClientForConfigAndClient(c *restclient.Config, httpClient *http
return nil, err
}
client, err := restclient.UnversionedRESTClientForConfigAndClient(&config, httpClient)
return &DiscoveryClient{restClient: client, LegacyPrefix: "/api"}, err
return &DiscoveryClient{restClient: client, LegacyPrefix: "/api", UseLegacyDiscovery: false}, err
}
// NewDiscoveryClientForConfigOrDie creates a new DiscoveryClient for the given config. If
@ -516,7 +692,7 @@ func NewDiscoveryClientForConfigOrDie(c *restclient.Config) *DiscoveryClient {
// NewDiscoveryClient returns a new DiscoveryClient for the given RESTClient.
func NewDiscoveryClient(c restclient.Interface) *DiscoveryClient {
return &DiscoveryClient{restClient: c, LegacyPrefix: "/api"}
return &DiscoveryClient{restClient: c, LegacyPrefix: "/api", UseLegacyDiscovery: false}
}
// RESTClient returns a RESTClient that is used to communicate