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Diffstat (limited to 'kube2msb/src/vendor/k8s.io/kubernetes/pkg/client/typed/discovery/discovery_client.go')
-rw-r--r--kube2msb/src/vendor/k8s.io/kubernetes/pkg/client/typed/discovery/discovery_client.go317
1 files changed, 0 insertions, 317 deletions
diff --git a/kube2msb/src/vendor/k8s.io/kubernetes/pkg/client/typed/discovery/discovery_client.go b/kube2msb/src/vendor/k8s.io/kubernetes/pkg/client/typed/discovery/discovery_client.go
deleted file mode 100644
index 1bd18b9..0000000
--- a/kube2msb/src/vendor/k8s.io/kubernetes/pkg/client/typed/discovery/discovery_client.go
+++ /dev/null
@@ -1,317 +0,0 @@
-/*
-Copyright 2015 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.
-*/
-
-package discovery
-
-import (
- "encoding/json"
- "fmt"
- "net/url"
- "strings"
-
- "github.com/emicklei/go-restful/swagger"
-
- "k8s.io/kubernetes/pkg/api"
- "k8s.io/kubernetes/pkg/api/errors"
- "k8s.io/kubernetes/pkg/api/unversioned"
- "k8s.io/kubernetes/pkg/api/v1"
- "k8s.io/kubernetes/pkg/client/restclient"
- "k8s.io/kubernetes/pkg/runtime"
- "k8s.io/kubernetes/pkg/runtime/serializer"
- utilerrors "k8s.io/kubernetes/pkg/util/errors"
- "k8s.io/kubernetes/pkg/version"
-)
-
-// DiscoveryInterface holds the methods that discover server-supported API groups,
-// versions and resources.
-type DiscoveryInterface interface {
- ServerGroupsInterface
- ServerResourcesInterface
- ServerVersionInterface
- SwaggerSchemaInterface
-}
-
-// ServerGroupsInterface has methods for obtaining supported groups on the API server
-type ServerGroupsInterface interface {
- // ServerGroups returns the supported groups, with information like supported versions and the
- // preferred version.
- ServerGroups() (*unversioned.APIGroupList, error)
-}
-
-// ServerResourcesInterface has methods for obtaining supported resources on the API server
-type ServerResourcesInterface interface {
- // ServerResourcesForGroupVersion returns the supported resources for a group and version.
- ServerResourcesForGroupVersion(groupVersion string) (*unversioned.APIResourceList, error)
- // ServerResources returns the supported resources for all groups and versions.
- ServerResources() (map[string]*unversioned.APIResourceList, error)
- // ServerPreferredResources returns the supported resources with the version preferred by the
- // server.
- ServerPreferredResources() ([]unversioned.GroupVersionResource, error)
- // ServerPreferredNamespacedResources returns the supported namespaced resources with the
- // version preferred by the server.
- ServerPreferredNamespacedResources() ([]unversioned.GroupVersionResource, error)
-}
-
-// ServerVersionInterface has a method for retrieving the server's version.
-type ServerVersionInterface interface {
- // ServerVersion retrieves and parses the server's version (git version).
- ServerVersion() (*version.Info, error)
-}
-
-// SwaggerSchemaInterface has a method to retrieve the swagger schema.
-type SwaggerSchemaInterface interface {
- // SwaggerSchema retrieves and parses the swagger API schema the server supports.
- SwaggerSchema(version unversioned.GroupVersion) (*swagger.ApiDeclaration, error)
-}
-
-// DiscoveryClient implements the functions that discover server-supported API groups,
-// versions and resources.
-type DiscoveryClient struct {
- *restclient.RESTClient
-
- LegacyPrefix string
-}
-
-// Convert unversioned.APIVersions to unversioned.APIGroup. APIVersions is used by legacy v1, so
-// group would be "".
-func apiVersionsToAPIGroup(apiVersions *unversioned.APIVersions) (apiGroup unversioned.APIGroup) {
- groupVersions := []unversioned.GroupVersionForDiscovery{}
- for _, version := range apiVersions.Versions {
- groupVersion := unversioned.GroupVersionForDiscovery{
- GroupVersion: version,
- Version: version,
- }
- groupVersions = append(groupVersions, groupVersion)
- }
- apiGroup.Versions = groupVersions
- // There should be only one groupVersion returned at /api
- apiGroup.PreferredVersion = groupVersions[0]
- return
-}
-
-// ServerGroups returns the supported groups, with information like supported versions and the
-// preferred version.
-func (d *DiscoveryClient) ServerGroups() (apiGroupList *unversioned.APIGroupList, err error) {
- // Get the groupVersions exposed at /api
- v := &unversioned.APIVersions{}
- err = d.Get().AbsPath(d.LegacyPrefix).Do().Into(v)
- apiGroup := unversioned.APIGroup{}
- if err == nil {
- apiGroup = apiVersionsToAPIGroup(v)
- }
- if err != nil && !errors.IsNotFound(err) && !errors.IsForbidden(err) {
- return nil, err
- }
-
- // Get the groupVersions exposed at /apis
- apiGroupList = &unversioned.APIGroupList{}
- err = d.Get().AbsPath("/apis").Do().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 = &unversioned.APIGroupList{}
- }
-
- // append the group retrieved from /api to the list
- apiGroupList.Groups = append(apiGroupList.Groups, apiGroup)
- return apiGroupList, nil
-}
-
-// ServerResourcesForGroupVersion returns the supported resources for a group and version.
-func (d *DiscoveryClient) ServerResourcesForGroupVersion(groupVersion string) (resources *unversioned.APIResourceList, err error) {
- url := url.URL{}
- if len(groupVersion) == 0 {
- return nil, fmt.Errorf("groupVersion shouldn't be empty")
- }
- if len(d.LegacyPrefix) > 0 && groupVersion == "v1" {
- url.Path = d.LegacyPrefix + "/" + groupVersion
- } else {
- url.Path = "/apis/" + groupVersion
- }
- resources = &unversioned.APIResourceList{}
- err = d.Get().AbsPath(url.String()).Do().Into(resources)
- if err != nil {
- // ignore 403 or 404 error to be compatible with an v1.0 server.
- if groupVersion == "v1" && (errors.IsNotFound(err) || errors.IsForbidden(err)) {
- return resources, nil
- } else {
- return nil, err
- }
- }
- return resources, nil
-}
-
-// ServerResources returns the supported resources for all groups and versions.
-func (d *DiscoveryClient) ServerResources() (map[string]*unversioned.APIResourceList, error) {
- apiGroups, err := d.ServerGroups()
- if err != nil {
- return nil, err
- }
- groupVersions := unversioned.ExtractGroupVersions(apiGroups)
- result := map[string]*unversioned.APIResourceList{}
- for _, groupVersion := range groupVersions {
- resources, err := d.ServerResourcesForGroupVersion(groupVersion)
- if err != nil {
- return nil, err
- }
- result[groupVersion] = resources
- }
- return result, nil
-}
-
-// serverPreferredResources returns the supported resources with the version preferred by the
-// server. If namespaced is true, only namespaced resources will be returned.
-func (d *DiscoveryClient) serverPreferredResources(namespaced bool) ([]unversioned.GroupVersionResource, error) {
- results := []unversioned.GroupVersionResource{}
- serverGroupList, err := d.ServerGroups()
- if err != nil {
- return results, err
- }
-
- allErrs := []error{}
- for _, apiGroup := range serverGroupList.Groups {
- preferredVersion := apiGroup.PreferredVersion
- apiResourceList, err := d.ServerResourcesForGroupVersion(preferredVersion.GroupVersion)
- if err != nil {
- allErrs = append(allErrs, err)
- continue
- }
- groupVersion := unversioned.GroupVersion{Group: apiGroup.Name, Version: preferredVersion.Version}
- for _, apiResource := range apiResourceList.APIResources {
- // ignore the root scoped resources if "namespaced" is true.
- if namespaced && !apiResource.Namespaced {
- continue
- }
- if strings.Contains(apiResource.Name, "/") {
- continue
- }
- results = append(results, groupVersion.WithResource(apiResource.Name))
- }
- }
- return results, utilerrors.NewAggregate(allErrs)
-}
-
-// ServerPreferredResources returns the supported resources with the version preferred by the
-// server.
-func (d *DiscoveryClient) ServerPreferredResources() ([]unversioned.GroupVersionResource, error) {
- return d.serverPreferredResources(false)
-}
-
-// ServerPreferredNamespacedResources returns the supported namespaced resources with the
-// version preferred by the server.
-func (d *DiscoveryClient) ServerPreferredNamespacedResources() ([]unversioned.GroupVersionResource, error) {
- return d.serverPreferredResources(true)
-}
-
-// ServerVersion retrieves and parses the server's version (git version).
-func (d *DiscoveryClient) ServerVersion() (*version.Info, error) {
- body, err := d.Get().AbsPath("/version").Do().Raw()
- if err != nil {
- return nil, err
- }
- var info version.Info
- err = json.Unmarshal(body, &info)
- if err != nil {
- return nil, fmt.Errorf("got '%s': %v", string(body), err)
- }
- return &info, nil
-}
-
-// SwaggerSchema retrieves and parses the swagger API schema the server supports.
-func (d *DiscoveryClient) SwaggerSchema(version unversioned.GroupVersion) (*swagger.ApiDeclaration, error) {
- if version.IsEmpty() {
- return nil, fmt.Errorf("groupVersion cannot be empty")
- }
-
- groupList, err := d.ServerGroups()
- if err != nil {
- return nil, err
- }
- groupVersions := unversioned.ExtractGroupVersions(groupList)
- // This check also takes care the case that kubectl is newer than the running endpoint
- if stringDoesntExistIn(version.String(), groupVersions) {
- return nil, fmt.Errorf("API version: %v is not supported by the server. Use one of: %v", version, groupVersions)
- }
- var path string
- if len(d.LegacyPrefix) > 0 && version == v1.SchemeGroupVersion {
- path = "/swaggerapi" + d.LegacyPrefix + "/" + version.Version
- } else {
- path = "/swaggerapi/apis/" + version.Group + "/" + version.Version
- }
-
- body, err := d.Get().AbsPath(path).Do().Raw()
- if err != nil {
- return nil, err
- }
- var schema swagger.ApiDeclaration
- err = json.Unmarshal(body, &schema)
- if err != nil {
- return nil, fmt.Errorf("got '%s': %v", string(body), err)
- }
- return &schema, nil
-}
-
-func setDiscoveryDefaults(config *restclient.Config) error {
- config.APIPath = ""
- config.GroupVersion = nil
- codec := runtime.NoopEncoder{Decoder: api.Codecs.UniversalDecoder()}
- config.NegotiatedSerializer = serializer.NegotiatedSerializerWrapper(
- runtime.SerializerInfo{Serializer: codec},
- runtime.StreamSerializerInfo{},
- )
- if len(config.UserAgent) == 0 {
- config.UserAgent = restclient.DefaultKubernetesUserAgent()
- }
- return nil
-}
-
-// NewDiscoveryClientForConfig creates a new DiscoveryClient for the given config. This client
-// can be used to discover supported resources in the API server.
-func NewDiscoveryClientForConfig(c *restclient.Config) (*DiscoveryClient, error) {
- config := *c
- if err := setDiscoveryDefaults(&config); err != nil {
- return nil, err
- }
- client, err := restclient.UnversionedRESTClientFor(&config)
- return &DiscoveryClient{RESTClient: client, LegacyPrefix: "/api"}, err
-}
-
-// NewDiscoveryClientForConfig creates a new DiscoveryClient for the given config. If
-// there is an error, it panics.
-func NewDiscoveryClientForConfigOrDie(c *restclient.Config) *DiscoveryClient {
- client, err := NewDiscoveryClientForConfig(c)
- if err != nil {
- panic(err)
- }
- return client
-
-}
-
-// New creates a new DiscoveryClient for the given RESTClient.
-func NewDiscoveryClient(c *restclient.RESTClient) *DiscoveryClient {
- return &DiscoveryClient{RESTClient: c, LegacyPrefix: "/api"}
-}
-
-func stringDoesntExistIn(str string, slice []string) bool {
- for _, s := range slice {
- if s == str {
- return false
- }
- }
- return true
-}