diff options
| author | Congrool <chpzhangyifei@zju.edu.cn> | 2022-09-06 21:25:16 +0800 |
|---|---|---|
| committer | Congrool <chpzhangyifei@zju.edu.cn> | 2022-11-23 10:37:47 +0800 |
| commit | a27f2b54d98bb28c942ce5c9387117606a7222f6 (patch) | |
| tree | bc58c6572590c5b3b03f03a38b28d946225ccfef /vendor | |
| parent | Merge pull request #4395 from wuxs/fix/print-token-with-newline (diff) | |
| download | kubeedge-a27f2b54d98bb28c942ce5c9387117606a7222f6.tar.gz | |
update vendor for controller-runtime integration test
Signed-off-by: Congrool <chpzhangyifei@zju.edu.cn>
Diffstat (limited to 'vendor')
34 files changed, 4638 insertions, 0 deletions
diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/clientset.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/clientset.go new file mode 100644 index 000000000..74aca8f56 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/clientset.go @@ -0,0 +1,111 @@ +/* +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. + +package clientset + +import ( + "fmt" + + apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1" + apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1" + discovery "k8s.io/client-go/discovery" + rest "k8s.io/client-go/rest" + flowcontrol "k8s.io/client-go/util/flowcontrol" +) + +type Interface interface { + Discovery() discovery.DiscoveryInterface + ApiextensionsV1beta1() apiextensionsv1beta1.ApiextensionsV1beta1Interface + ApiextensionsV1() apiextensionsv1.ApiextensionsV1Interface +} + +// Clientset contains the clients for groups. Each group has exactly one +// version included in a Clientset. +type Clientset struct { + *discovery.DiscoveryClient + apiextensionsV1beta1 *apiextensionsv1beta1.ApiextensionsV1beta1Client + apiextensionsV1 *apiextensionsv1.ApiextensionsV1Client +} + +// ApiextensionsV1beta1 retrieves the ApiextensionsV1beta1Client +func (c *Clientset) ApiextensionsV1beta1() apiextensionsv1beta1.ApiextensionsV1beta1Interface { + return c.apiextensionsV1beta1 +} + +// ApiextensionsV1 retrieves the ApiextensionsV1Client +func (c *Clientset) ApiextensionsV1() apiextensionsv1.ApiextensionsV1Interface { + return c.apiextensionsV1 +} + +// Discovery retrieves the DiscoveryClient +func (c *Clientset) Discovery() discovery.DiscoveryInterface { + if c == nil { + return nil + } + return c.DiscoveryClient +} + +// 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. +func NewForConfig(c *rest.Config) (*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") + } + configShallowCopy.RateLimiter = flowcontrol.NewTokenBucketRateLimiter(configShallowCopy.QPS, configShallowCopy.Burst) + } + var cs Clientset + var err error + cs.apiextensionsV1beta1, err = apiextensionsv1beta1.NewForConfig(&configShallowCopy) + if err != nil { + return nil, err + } + cs.apiextensionsV1, err = apiextensionsv1.NewForConfig(&configShallowCopy) + if err != nil { + return nil, err + } + + cs.DiscoveryClient, err = discovery.NewDiscoveryClientForConfig(&configShallowCopy) + if err != nil { + return nil, err + } + return &cs, nil +} + +// 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 { + var cs Clientset + cs.apiextensionsV1beta1 = apiextensionsv1beta1.NewForConfigOrDie(c) + cs.apiextensionsV1 = apiextensionsv1.NewForConfigOrDie(c) + + cs.DiscoveryClient = discovery.NewDiscoveryClientForConfigOrDie(c) + return &cs +} + +// New creates a new Clientset for the given RESTClient. +func New(c rest.Interface) *Clientset { + var cs Clientset + cs.apiextensionsV1beta1 = apiextensionsv1beta1.New(c) + cs.apiextensionsV1 = apiextensionsv1.New(c) + + cs.DiscoveryClient = discovery.NewDiscoveryClient(c) + return &cs +} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/doc.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/doc.go new file mode 100644 index 000000000..ee865e56d --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/doc.go @@ -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 clientset diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme/doc.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme/doc.go new file mode 100644 index 000000000..7dc375616 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme/doc.go @@ -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 contains the scheme of the automatically generated clientset. +package scheme diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme/register.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme/register.go new file mode 100644 index 000000000..144c20666 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme/register.go @@ -0,0 +1,58 @@ +/* +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. + +package scheme + +import ( + apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" + apiextensionsv1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1" + v1 "k8s.io/apimachinery/pkg/apis/meta/v1" + runtime "k8s.io/apimachinery/pkg/runtime" + schema "k8s.io/apimachinery/pkg/runtime/schema" + serializer "k8s.io/apimachinery/pkg/runtime/serializer" + utilruntime "k8s.io/apimachinery/pkg/util/runtime" +) + +var Scheme = runtime.NewScheme() +var Codecs = serializer.NewCodecFactory(Scheme) +var ParameterCodec = runtime.NewParameterCodec(Scheme) +var localSchemeBuilder = runtime.SchemeBuilder{ + apiextensionsv1beta1.AddToScheme, + apiextensionsv1.AddToScheme, +} + +// 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" +// ) +// +// kclientset, _ := kubernetes.NewForConfig(c) +// _ = aggregatorclientsetscheme.AddToScheme(clientsetscheme.Scheme) +// +// After this, RawExtensions in Kubernetes types will serialize kube-aggregator types +// correctly. +var AddToScheme = localSchemeBuilder.AddToScheme + +func init() { + v1.AddToGroupVersion(Scheme, schema.GroupVersion{Version: "v1"}) + utilruntime.Must(AddToScheme(Scheme)) +} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/apiextensions_client.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/apiextensions_client.go new file mode 100644 index 000000000..8823cb6a9 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/apiextensions_client.go @@ -0,0 +1,89 @@ +/* +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. + +package v1 + +import ( + v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" + "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme" + rest "k8s.io/client-go/rest" +) + +type ApiextensionsV1Interface interface { + RESTClient() rest.Interface + CustomResourceDefinitionsGetter +} + +// ApiextensionsV1Client is used to interact with features provided by the apiextensions.k8s.io group. +type ApiextensionsV1Client struct { + restClient rest.Interface +} + +func (c *ApiextensionsV1Client) CustomResourceDefinitions() CustomResourceDefinitionInterface { + return newCustomResourceDefinitions(c) +} + +// NewForConfig creates a new ApiextensionsV1Client for the given config. +func NewForConfig(c *rest.Config) (*ApiextensionsV1Client, error) { + config := *c + if err := setConfigDefaults(&config); err != nil { + return nil, err + } + client, err := rest.RESTClientFor(&config) + if err != nil { + return nil, err + } + return &ApiextensionsV1Client{client}, nil +} + +// NewForConfigOrDie creates a new ApiextensionsV1Client for the given config and +// panics if there is an error in the config. +func NewForConfigOrDie(c *rest.Config) *ApiextensionsV1Client { + client, err := NewForConfig(c) + if err != nil { + panic(err) + } + return client +} + +// New creates a new ApiextensionsV1Client for the given RESTClient. +func New(c rest.Interface) *ApiextensionsV1Client { + return &ApiextensionsV1Client{c} +} + +func setConfigDefaults(config *rest.Config) error { + gv := v1.SchemeGroupVersion + config.GroupVersion = &gv + config.APIPath = "/apis" + config.NegotiatedSerializer = scheme.Codecs.WithoutConversion() + + if config.UserAgent == "" { + config.UserAgent = rest.DefaultKubernetesUserAgent() + } + + return nil +} + +// RESTClient returns a RESTClient that is used to communicate +// with API server by this client implementation. +func (c *ApiextensionsV1Client) RESTClient() rest.Interface { + if c == nil { + return nil + } + return c.restClient +} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/customresourcedefinition.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/customresourcedefinition.go new file mode 100644 index 000000000..5569b12d9 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/customresourcedefinition.go @@ -0,0 +1,184 @@ +/* +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. + +package v1 + +import ( + "context" + "time" + + v1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" + scheme "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + types "k8s.io/apimachinery/pkg/types" + watch "k8s.io/apimachinery/pkg/watch" + rest "k8s.io/client-go/rest" +) + +// CustomResourceDefinitionsGetter has a method to return a CustomResourceDefinitionInterface. +// A group's client should implement this interface. +type CustomResourceDefinitionsGetter interface { + CustomResourceDefinitions() CustomResourceDefinitionInterface +} + +// CustomResourceDefinitionInterface has methods to work with CustomResourceDefinition resources. +type CustomResourceDefinitionInterface interface { + Create(ctx context.Context, customResourceDefinition *v1.CustomResourceDefinition, opts metav1.CreateOptions) (*v1.CustomResourceDefinition, error) + Update(ctx context.Context, customResourceDefinition *v1.CustomResourceDefinition, opts metav1.UpdateOptions) (*v1.CustomResourceDefinition, error) + UpdateStatus(ctx context.Context, customResourceDefinition *v1.CustomResourceDefinition, opts metav1.UpdateOptions) (*v1.CustomResourceDefinition, error) + Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error + DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error + Get(ctx context.Context, name string, opts metav1.GetOptions) (*v1.CustomResourceDefinition, error) + List(ctx context.Context, opts metav1.ListOptions) (*v1.CustomResourceDefinitionList, error) + Watch(ctx context.Context, opts metav1.ListOptions) (watch.Interface, error) + Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.CustomResourceDefinition, err error) + CustomResourceDefinitionExpansion +} + +// customResourceDefinitions implements CustomResourceDefinitionInterface +type customResourceDefinitions struct { + client rest.Interface +} + +// newCustomResourceDefinitions returns a CustomResourceDefinitions +func newCustomResourceDefinitions(c *ApiextensionsV1Client) *customResourceDefinitions { + return &customResourceDefinitions{ + client: c.RESTClient(), + } +} + +// Get takes name of the customResourceDefinition, and returns the corresponding customResourceDefinition object, and an error if there is any. +func (c *customResourceDefinitions) Get(ctx context.Context, name string, options metav1.GetOptions) (result *v1.CustomResourceDefinition, err error) { + result = &v1.CustomResourceDefinition{} + err = c.client.Get(). + Resource("customresourcedefinitions"). + Name(name). + VersionedParams(&options, scheme.ParameterCodec). + Do(ctx). + Into(result) + return +} + +// List takes label and field selectors, and returns the list of CustomResourceDefinitions that match those selectors. +func (c *customResourceDefinitions) List(ctx context.Context, opts metav1.ListOptions) (result *v1.CustomResourceDefinitionList, err error) { + var timeout time.Duration + if opts.TimeoutSeconds != nil { + timeout = time.Duration(*opts.TimeoutSeconds) * time.Second + } + result = &v1.CustomResourceDefinitionList{} + err = c.client.Get(). + Resource("customresourcedefinitions"). + VersionedParams(&opts, scheme.ParameterCodec). + Timeout(timeout). + Do(ctx). + Into(result) + return +} + +// Watch returns a watch.Interface that watches the requested customResourceDefinitions. +func (c *customResourceDefinitions) Watch(ctx context.Context, opts metav1.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(). + Resource("customresourcedefinitions"). + VersionedParams(&opts, scheme.ParameterCodec). + Timeout(timeout). + Watch(ctx) +} + +// Create takes the representation of a customResourceDefinition and creates it. Returns the server's representation of the customResourceDefinition, and an error, if there is any. +func (c *customResourceDefinitions) Create(ctx context.Context, customResourceDefinition *v1.CustomResourceDefinition, opts metav1.CreateOptions) (result *v1.CustomResourceDefinition, err error) { + result = &v1.CustomResourceDefinition{} + err = c.client.Post(). + Resource("customresourcedefinitions"). + VersionedParams(&opts, scheme.ParameterCodec). + Body(customResourceDefinition). + Do(ctx). + Into(result) + return +} + +// Update takes the representation of a customResourceDefinition and updates it. Returns the server's representation of the customResourceDefinition, and an error, if there is any. +func (c *customResourceDefinitions) Update(ctx context.Context, customResourceDefinition *v1.CustomResourceDefinition, opts metav1.UpdateOptions) (result *v1.CustomResourceDefinition, err error) { + result = &v1.CustomResourceDefinition{} + err = c.client.Put(). + Resource("customresourcedefinitions"). + Name(customResourceDefinition.Name). + VersionedParams(&opts, scheme.ParameterCodec). + Body(customResourceDefinition). + Do(ctx). + 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 *customResourceDefinitions) UpdateStatus(ctx context.Context, customResourceDefinition *v1.CustomResourceDefinition, opts metav1.UpdateOptions) (result *v1.CustomResourceDefinition, err error) { + result = &v1.CustomResourceDefinition{} + err = c.client.Put(). + Resource("customresourcedefinitions"). + Name(customResourceDefinition.Name). + SubResource("status"). + VersionedParams(&opts, scheme.ParameterCodec). + Body(customResourceDefinition). + Do(ctx). + Into(result) + return +} + +// Delete takes name of the customResourceDefinition and deletes it. Returns an error if one occurs. +func (c *customResourceDefinitions) Delete(ctx context.Context, name string, opts metav1.DeleteOptions) error { + return c.client.Delete(). + Resource("customresourcedefinitions"). + Name(name). + Body(&opts). + Do(ctx). + Error() +} + +// DeleteCollection deletes a collection of objects. +func (c *customResourceDefinitions) DeleteCollection(ctx context.Context, opts metav1.DeleteOptions, listOpts metav1.ListOptions) error { + var timeout time.Duration + if listOpts.TimeoutSeconds != nil { + timeout = time.Duration(*listOpts.TimeoutSeconds) * time.Second + } + return c.client.Delete(). + Resource("customresourcedefinitions"). + VersionedParams(&listOpts, scheme.ParameterCodec). + Timeout(timeout). + Body(&opts). + Do(ctx). + Error() +} + +// Patch applies the patch and returns the patched customResourceDefinition. +func (c *customResourceDefinitions) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts metav1.PatchOptions, subresources ...string) (result *v1.CustomResourceDefinition, err error) { + result = &v1.CustomResourceDefinition{} + err = c.client.Patch(pt). + Resource("customresourcedefinitions"). + Name(name). + SubResource(subresources...). + VersionedParams(&opts, scheme.ParameterCodec). + Body(data). + Do(ctx). + Into(result) + return +} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/doc.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/doc.go new file mode 100644 index 000000000..3af5d054f --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/doc.go @@ -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 typed clients. +package v1 diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/generated_expansion.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/generated_expansion.go new file mode 100644 index 000000000..e594636af --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1/generated_expansion.go @@ -0,0 +1,21 @@ +/* +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. + +package v1 + +type CustomResourceDefinitionExpansion interface{} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/apiextensions_client.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/apiextensions_client.go new file mode 100644 index 000000000..ff1ec4f25 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/apiextensions_client.go @@ -0,0 +1,89 @@ +/* +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. + +package v1beta1 + +import ( + v1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1" + "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme" + rest "k8s.io/client-go/rest" +) + +type ApiextensionsV1beta1Interface interface { + RESTClient() rest.Interface + CustomResourceDefinitionsGetter +} + +// ApiextensionsV1beta1Client is used to interact with features provided by the apiextensions.k8s.io group. +type ApiextensionsV1beta1Client struct { + restClient rest.Interface +} + +func (c *ApiextensionsV1beta1Client) CustomResourceDefinitions() CustomResourceDefinitionInterface { + return newCustomResourceDefinitions(c) +} + +// NewForConfig creates a new ApiextensionsV1beta1Client for the given config. +func NewForConfig(c *rest.Config) (*ApiextensionsV1beta1Client, error) { + config := *c + if err := setConfigDefaults(&config); err != nil { + return nil, err + } + client, err := rest.RESTClientFor(&config) + if err != nil { + return nil, err + } + return &ApiextensionsV1beta1Client{client}, nil +} + +// NewForConfigOrDie creates a new ApiextensionsV1beta1Client for the given config and +// panics if there is an error in the config. +func NewForConfigOrDie(c *rest.Config) *ApiextensionsV1beta1Client { + client, err := NewForConfig(c) + if err != nil { + panic(err) + } + return client +} + +// New creates a new ApiextensionsV1beta1Client for the given RESTClient. +func New(c rest.Interface) *ApiextensionsV1beta1Client { + return &ApiextensionsV1beta1Client{c} +} + +func setConfigDefaults(config *rest.Config) error { + gv := v1beta1.SchemeGroupVersion + config.GroupVersion = &gv + config.APIPath = "/apis" + config.NegotiatedSerializer = scheme.Codecs.WithoutConversion() + + if config.UserAgent == "" { + config.UserAgent = rest.DefaultKubernetesUserAgent() + } + + return nil +} + +// RESTClient returns a RESTClient that is used to communicate +// with API server by this client implementation. +func (c *ApiextensionsV1beta1Client) RESTClient() rest.Interface { + if c == nil { + return nil + } + return c.restClient +} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/customresourcedefinition.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/customresourcedefinition.go new file mode 100644 index 000000000..2d16ca709 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/customresourcedefinition.go @@ -0,0 +1,184 @@ +/* +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. + +package v1beta1 + +import ( + "context" + "time" + + v1beta1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1" + scheme "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme" + v1 "k8s.io/apimachinery/pkg/apis/meta/v1" + types "k8s.io/apimachinery/pkg/types" + watch "k8s.io/apimachinery/pkg/watch" + rest "k8s.io/client-go/rest" +) + +// CustomResourceDefinitionsGetter has a method to return a CustomResourceDefinitionInterface. +// A group's client should implement this interface. +type CustomResourceDefinitionsGetter interface { + CustomResourceDefinitions() CustomResourceDefinitionInterface +} + +// CustomResourceDefinitionInterface has methods to work with CustomResourceDefinition resources. +type CustomResourceDefinitionInterface interface { + Create(ctx context.Context, customResourceDefinition *v1beta1.CustomResourceDefinition, opts v1.CreateOptions) (*v1beta1.CustomResourceDefinition, error) + Update(ctx context.Context, customResourceDefinition *v1beta1.CustomResourceDefinition, opts v1.UpdateOptions) (*v1beta1.CustomResourceDefinition, error) + UpdateStatus(ctx context.Context, customResourceDefinition *v1beta1.CustomResourceDefinition, opts v1.UpdateOptions) (*v1beta1.CustomResourceDefinition, 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) (*v1beta1.CustomResourceDefinition, error) + List(ctx context.Context, opts v1.ListOptions) (*v1beta1.CustomResourceDefinitionList, 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 *v1beta1.CustomResourceDefinition, err error) + CustomResourceDefinitionExpansion +} + +// customResourceDefinitions implements CustomResourceDefinitionInterface +type customResourceDefinitions struct { + client rest.Interface +} + +// newCustomResourceDefinitions returns a CustomResourceDefinitions +func newCustomResourceDefinitions(c *ApiextensionsV1beta1Client) *customResourceDefinitions { + return &customResourceDefinitions{ + client: c.RESTClient(), + } +} + +// Get takes name of the customResourceDefinition, and returns the corresponding customResourceDefinition object, and an error if there is any. +func (c *customResourceDefinitions) Get(ctx context.Context, name string, options v1.GetOptions) (result *v1beta1.CustomResourceDefinition, err error) { + result = &v1beta1.CustomResourceDefinition{} + err = c.client.Get(). + Resource("customresourcedefinitions"). + Name(name). + VersionedParams(&options, scheme.ParameterCodec). + Do(ctx). + Into(result) + return +} + +// List takes label and field selectors, and returns the list of CustomResourceDefinitions that match those selectors. +func (c *customResourceDefinitions) List(ctx context.Context, opts v1.ListOptions) (result *v1beta1.CustomResourceDefinitionList, err error) { + var timeout time.Duration + if opts.TimeoutSeconds != nil { + timeout = time.Duration(*opts.TimeoutSeconds) * time.Second + } + result = &v1beta1.CustomResourceDefinitionList{} + err = c.client.Get(). + Resource("customresourcedefinitions"). + VersionedParams(&opts, scheme.ParameterCodec). + Timeout(timeout). + Do(ctx). + Into(result) + return +} + +// Watch returns a watch.Interface that watches the requested customResourceDefinitions. +func (c *customResourceDefinitions) Watch(ctx context.Context, 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(). + Resource("customresourcedefinitions"). + VersionedParams(&opts, scheme.ParameterCodec). + Timeout(timeout). + Watch(ctx) +} + +// Create takes the representation of a customResourceDefinition and creates it. Returns the server's representation of the customResourceDefinition, and an error, if there is any. +func (c *customResourceDefinitions) Create(ctx context.Context, customResourceDefinition *v1beta1.CustomResourceDefinition, opts v1.CreateOptions) (result *v1beta1.CustomResourceDefinition, err error) { + result = &v1beta1.CustomResourceDefinition{} + err = c.client.Post(). + Resource("customresourcedefinitions"). + VersionedParams(&opts, scheme.ParameterCodec). + Body(customResourceDefinition). + Do(ctx). + Into(result) + return +} + +// Update takes the representation of a customResourceDefinition and updates it. Returns the server's representation of the customResourceDefinition, and an error, if there is any. +func (c *customResourceDefinitions) Update(ctx context.Context, customResourceDefinition *v1beta1.CustomResourceDefinition, opts v1.UpdateOptions) (result *v1beta1.CustomResourceDefinition, err error) { + result = &v1beta1.CustomResourceDefinition{} + err = c.client.Put(). + Resource("customresourcedefinitions"). + Name(customResourceDefinition.Name). + VersionedParams(&opts, scheme.ParameterCodec). + Body(customResourceDefinition). + Do(ctx). + 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 *customResourceDefinitions) UpdateStatus(ctx context.Context, customResourceDefinition *v1beta1.CustomResourceDefinition, opts v1.UpdateOptions) (result *v1beta1.CustomResourceDefinition, err error) { + result = &v1beta1.CustomResourceDefinition{} + err = c.client.Put(). + Resource("customresourcedefinitions"). + Name(customResourceDefinition.Name). + SubResource("status"). + VersionedParams(&opts, scheme.ParameterCodec). + Body(customResourceDefinition). + Do(ctx). + Into(result) + return +} + +// Delete takes name of the customResourceDefinition and deletes it. Returns an error if one occurs. +func (c *customResourceDefinitions) Delete(ctx context.Context, name string, opts v1.DeleteOptions) error { + return c.client.Delete(). + Resource("customresourcedefinitions"). + Name(name). + Body(&opts). + Do(ctx). + Error() +} + +// DeleteCollection deletes a collection of objects. +func (c *customResourceDefinitions) DeleteCollection(ctx context.Context, opts v1.DeleteOptions, listOpts v1.ListOptions) error { + var timeout time.Duration + if listOpts.TimeoutSeconds != nil { + timeout = time.Duration(*listOpts.TimeoutSeconds) * time.Second + } + return c.client.Delete(). + Resource("customresourcedefinitions"). + VersionedParams(&listOpts, scheme.ParameterCodec). + Timeout(timeout). + Body(&opts). + Do(ctx). + Error() +} + +// Patch applies the patch and returns the patched customResourceDefinition. +func (c *customResourceDefinitions) Patch(ctx context.Context, name string, pt types.PatchType, data []byte, opts v1.PatchOptions, subresources ...string) (result *v1beta1.CustomResourceDefinition, err error) { + result = &v1beta1.CustomResourceDefinition{} + err = c.client.Patch(pt). + Resource("customresourcedefinitions"). + Name(name). + SubResource(subresources...). + VersionedParams(&opts, scheme.ParameterCodec). + Body(data). + Do(ctx). + Into(result) + return +} diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/doc.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/doc.go new file mode 100644 index 000000000..771101956 --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/doc.go @@ -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 typed clients. +package v1beta1 diff --git a/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/generated_expansion.go b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/generated_expansion.go new file mode 100644 index 000000000..2a989d4be --- /dev/null +++ b/vendor/k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1/generated_expansion.go @@ -0,0 +1,21 @@ +/* +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. + +package v1beta1 + +type CustomResourceDefinitionExpansion interface{} diff --git a/vendor/k8s.io/client-go/util/retry/OWNERS b/vendor/k8s.io/client-go/util/retry/OWNERS new file mode 100644 index 000000000..dec3e88d6 --- /dev/null +++ b/vendor/k8s.io/client-go/util/retry/OWNERS @@ -0,0 +1,4 @@ +# See the OWNERS docs at https://go.k8s.io/owners + +reviewers: +- caesarxuchao diff --git a/vendor/k8s.io/client-go/util/retry/util.go b/vendor/k8s.io/client-go/util/retry/util.go new file mode 100644 index 000000000..15e2722f3 --- /dev/null +++ b/vendor/k8s.io/client-go/util/retry/util.go @@ -0,0 +1,105 @@ +/* +Copyright 2016 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 retry + +import ( + "time" + + "k8s.io/apimachinery/pkg/api/errors" + "k8s.io/apimachinery/pkg/util/wait" +) + +// DefaultRetry is the recommended retry for a conflict where multiple clients +// are making changes to the same resource. +var DefaultRetry = wait.Backoff{ + Steps: 5, + Duration: 10 * time.Millisecond, + Factor: 1.0, + Jitter: 0.1, +} + +// DefaultBackoff is the recommended backoff for a conflict where a client +// may be attempting to make an unrelated modification to a resource under +// active management by one or more controllers. +var DefaultBackoff = wait.Backoff{ + Steps: 4, + Duration: 10 * time.Millisecond, + Factor: 5.0, + Jitter: 0.1, +} + +// OnError allows the caller to retry fn in case the error returned by fn is retriable +// according to the provided function. backoff defines the maximum retries and the wait +// interval between two retries. +func OnError(backoff wait.Backoff, retriable func(error) bool, fn func() error) error { + var lastErr error + err := wait.ExponentialBackoff(backoff, func() (bool, error) { + err := fn() + switch { + case err == nil: + return true, nil + case retriable(err): + lastErr = err + return false, nil + default: + return false, err + } + }) + if err == wait.ErrWaitTimeout { + err = lastErr + } + return err +} + +// RetryOnConflict is used to make an update to a resource when you have to worry about +// conflicts caused by other code making unrelated updates to the resource at the same +// time. fn should fetch the resource to be modified, make appropriate changes to it, try +// to update it, and return (unmodified) the error from the update function. On a +// successful update, RetryOnConflict will return nil. If the update function returns a +// "Conflict" error, RetryOnConflict will wait some amount of time as described by +// backoff, and then try again. On a non-"Conflict" error, or if it retries too many times +// and gives up, RetryOnConflict will return an error to the caller. +// +// err := retry.RetryOnConflict(retry.DefaultRetry, func() error { +// // Fetch the resource here; you need to refetch it on every try, since +// // if you got a conflict on the last update attempt then you need to get +// // the current version before making your own changes. +// pod, err := c.Pods("mynamespace").Get(name, metav1.GetOptions{}) +// if err ! nil { +// return err +// } +// +// // Make whatever updates to the resource are needed +// pod.Status.Phase = v1.PodFailed +// +// // Try to update +// _, err = c.Pods("mynamespace").UpdateStatus(pod) +// // You have to return err itself here (not wrapped inside another error) +// // so that RetryOnConflict can identify it correctly. +// return err +// }) +// if err != nil { +// // May be conflict if max retries were hit, or may be something unrelated +// // like permissions or a network error +// return err +// } +// ... +// +// TODO: Make Backoff an interface? +func RetryOnConflict(backoff wait.Backoff, fn func() error) error { + return OnError(backoff, errors.IsConflict, fn) +} diff --git a/vendor/modules.txt b/vendor/modules.txt index c197d3f22..16ef4f72d 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -1119,6 +1119,10 @@ k8s.io/api/storage/v1beta1 k8s.io/apiextensions-apiserver/pkg/apis/apiextensions k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1 k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1 +k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset +k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/scheme +k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1 +k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset/typed/apiextensions/v1beta1 k8s.io/apiextensions-apiserver/pkg/crdserverscheme # k8s.io/apimachinery v0.22.6 => github.com/kubeedge/kubernetes/staging/src/k8s.io/apimachinery v1.22.6-kubeedge3 ## explicit @@ -1602,6 +1606,7 @@ k8s.io/client-go/util/flowcontrol k8s.io/client-go/util/homedir k8s.io/client-go/util/jsonpath k8s.io/client-go/util/keyutil +k8s.io/client-go/util/retry k8s.io/client-go/util/workqueue # k8s.io/cloud-provider v0.22.6 => github.com/kubeedge/kubernetes/staging/src/k8s.io/cloud-provider v1.22.6-kubeedge3 ## explicit @@ -2102,14 +2107,20 @@ sigs.k8s.io/controller-runtime/pkg/config/v1alpha1 sigs.k8s.io/controller-runtime/pkg/controller sigs.k8s.io/controller-runtime/pkg/controller/controllerutil sigs.k8s.io/controller-runtime/pkg/conversion +sigs.k8s.io/controller-runtime/pkg/envtest sigs.k8s.io/controller-runtime/pkg/event sigs.k8s.io/controller-runtime/pkg/handler sigs.k8s.io/controller-runtime/pkg/healthz sigs.k8s.io/controller-runtime/pkg/internal/controller sigs.k8s.io/controller-runtime/pkg/internal/controller/metrics +sigs.k8s.io/controller-runtime/pkg/internal/flock sigs.k8s.io/controller-runtime/pkg/internal/log sigs.k8s.io/controller-runtime/pkg/internal/objectutil sigs.k8s.io/controller-runtime/pkg/internal/recorder +sigs.k8s.io/controller-runtime/pkg/internal/testing/addr +sigs.k8s.io/controller-runtime/pkg/internal/testing/certs +sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane +sigs.k8s.io/controller-runtime/pkg/internal/testing/process sigs.k8s.io/controller-runtime/pkg/leaderelection sigs.k8s.io/controller-runtime/pkg/log sigs.k8s.io/controller-runtime/pkg/manager diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/crd.go b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/crd.go new file mode 100644 index 000000000..51bf36679 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/crd.go @@ -0,0 +1,451 @@ +/* +Copyright 2018 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 envtest + +import ( + "bufio" + "bytes" + "context" + "fmt" + "io" + "io/ioutil" + "os" + "path/filepath" + "time" + + apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" + "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset" + apierrors "k8s.io/apimachinery/pkg/api/errors" + "k8s.io/apimachinery/pkg/runtime" + "k8s.io/apimachinery/pkg/runtime/schema" + "k8s.io/apimachinery/pkg/util/sets" + "k8s.io/apimachinery/pkg/util/wait" + k8syaml "k8s.io/apimachinery/pkg/util/yaml" + "k8s.io/client-go/kubernetes/scheme" + "k8s.io/client-go/rest" + "k8s.io/client-go/util/retry" + "k8s.io/utils/pointer" + "sigs.k8s.io/yaml" + + "sigs.k8s.io/controller-runtime/pkg/client" + "sigs.k8s.io/controller-runtime/pkg/webhook/conversion" +) + +// CRDInstallOptions are the options for installing CRDs. +type CRDInstallOptions struct { + // Scheme is used to determine if conversion webhooks should be enabled + // for a particular CRD / object. + // + // Conversion webhooks are going to be enabled if an object in the scheme + // implements Hub and Spoke conversions. + // + // If nil, scheme.Scheme is used. + Scheme *runtime.Scheme + + // Paths is a list of paths to the directories or files containing CRDs + Paths []string + + // CRDs is a list of CRDs to install + CRDs []apiextensionsv1.CustomResourceDefinition + + // ErrorIfPathMissing will cause an error if a Path does not exist + ErrorIfPathMissing bool + + // MaxTime is the max time to wait + MaxTime time.Duration + + // PollInterval is the interval to check + PollInterval time.Duration + + // CleanUpAfterUse will cause the CRDs listed for installation to be + // uninstalled when terminating the test environment. + // Defaults to false. + CleanUpAfterUse bool + + // WebhookOptions contains the conversion webhook information to install + // on the CRDs. This field is usually inherited by the EnvTest options. + // + // If you're passing this field manually, you need to make sure that + // the CA information and host port is filled in properly. + WebhookOptions WebhookInstallOptions +} + +const defaultPollInterval = 100 * time.Millisecond +const defaultMaxWait = 10 * time.Second + +// InstallCRDs installs a collection of CRDs into a cluster by reading the crd yaml files from a directory. +func InstallCRDs(config *rest.Config, options CRDInstallOptions) ([]apiextensionsv1.CustomResourceDefinition, error) { + defaultCRDOptions(&options) + + // Read the CRD yamls into options.CRDs + if err := readCRDFiles(&options); err != nil { + return nil, fmt.Errorf("unable to read CRD files: %w", err) + } + + if err := modifyConversionWebhooks(options.CRDs, options.Scheme, options.WebhookOptions); err != nil { + return nil, err + } + + // Create the CRDs in the apiserver + if err := CreateCRDs(config, options.CRDs); err != nil { + return options.CRDs, fmt.Errorf("unable to create CRD instances: %w", err) + } + + // Wait for the CRDs to appear as Resources in the apiserver + if err := WaitForCRDs(config, options.CRDs, options); err != nil { + return options.CRDs, fmt.Errorf("something went wrong waiting for CRDs to appear as API resources: %w", err) + } + + return options.CRDs, nil +} + +// readCRDFiles reads the directories of CRDs in options.Paths and adds the CRD structs to options.CRDs. +func readCRDFiles(options *CRDInstallOptions) error { + if len(options.Paths) > 0 { + crdList, err := renderCRDs(options) + if err != nil { + return err + } + + options.CRDs = append(options.CRDs, crdList...) + } + return nil +} + +// defaultCRDOptions sets the default values for CRDs. +func defaultCRDOptions(o *CRDInstallOptions) { + if o.Scheme == nil { + o.Scheme = scheme.Scheme + } + if o.MaxTime == 0 { + o.MaxTime = defaultMaxWait + } + if o.PollInterval == 0 { + o.PollInterval = defaultPollInterval + } +} + +// WaitForCRDs waits for the CRDs to appear in discovery. +func WaitForCRDs(config *rest.Config, crds []apiextensionsv1.CustomResourceDefinition, options CRDInstallOptions) error { + // Add each CRD to a map of GroupVersion to Resource + waitingFor := map[schema.GroupVersion]*sets.String{} + for _, crd := range crds { + gvs := []schema.GroupVersion{} + for _, version := range crd.Spec.Versions { + if version.Served { + gvs = append(gvs, schema.GroupVersion{Group: crd.Spec.Group, Version: version.Name}) + } + } + + for _, gv := range gvs { + log.V(1).Info("adding API in waitlist", "GV", gv) + if _, found := waitingFor[gv]; !found { + // Initialize the set + waitingFor[gv] = &sets.String{} + } + // Add the Resource + waitingFor[gv].Insert(crd.Spec.Names.Plural) + } + } + + // Poll until all resources are found in discovery + p := &poller{config: config, waitingFor: waitingFor} + return wait.PollImmediate(options.PollInterval, options.MaxTime, p.poll) +} + +// poller checks if all the resources have been found in discovery, and returns false if not. +type poller struct { + // config is used to get discovery + config *rest.Config + + // waitingFor is the map of resources keyed by group version that have not yet been found in discovery + waitingFor map[schema.GroupVersion]*sets.String +} + +// poll checks if all the resources have been found in discovery, and returns false if not. +func (p *poller) poll() (done bool, err error) { + // Create a new clientset to avoid any client caching of discovery + cs, err := clientset.NewForConfig(p.config) + if err != nil { + return false, err + } + + allFound := true + for gv, resources := range p.waitingFor { + // All resources found, do nothing + if resources.Len() == 0 { + delete(p.waitingFor, gv) + continue + } + + // Get the Resources for this GroupVersion + // TODO: Maybe the controller-runtime client should be able to do this... + resourceList, err := cs.Discovery().ServerResourcesForGroupVersion(gv.Group + "/" + gv.Version) + if err != nil { + return false, nil //nolint:nilerr + } + + // Remove each found resource from the resources set that we are waiting for + for _, resource := range resourceList.APIResources { + resources.Delete(resource.Name) + } + + // Still waiting on some resources in this group version + if resources.Len() != 0 { + allFound = false + } + } + return allFound, nil +} + +// UninstallCRDs uninstalls a collection of CRDs by reading the crd yaml files from a directory. +func UninstallCRDs(config *rest.Config, options CRDInstallOptions) error { + // Read the CRD yamls into options.CRDs + if err := readCRDFiles(&options); err != nil { + return err + } + + // Delete the CRDs from the apiserver + cs, err := client.New(config, client.Options{}) + if err != nil { + return err + } + + // Uninstall each CRD + for _, crd := range options.CRDs { + crd := crd + log.V(1).Info("uninstalling CRD", "crd", crd.GetName()) + if err := cs.Delete(context.TODO(), &crd); err != nil { + // If CRD is not found, we can consider success + if !apierrors.IsNotFound(err) { + return err + } + } + } + + return nil +} + +// CreateCRDs creates the CRDs. +func CreateCRDs(config *rest.Config, crds []apiextensionsv1.CustomResourceDefinition) error { + cs, err := client.New(config, client.Options{}) + if err != nil { + return fmt.Errorf("unable to create client: %w", err) + } + + // Create each CRD + for _, crd := range crds { + crd := crd + log.V(1).Info("installing CRD", "crd", crd.GetName()) + existingCrd := crd.DeepCopy() + err := cs.Get(context.TODO(), client.ObjectKey{Name: crd.GetName()}, existingCrd) + switch { + case apierrors.IsNotFound(err): + if err := cs.Create(context.TODO(), &crd); err != nil { + return fmt.Errorf("unable to create CRD %q: %w", crd.GetName(), err) + } + case err != nil: + return fmt.Errorf("unable to get CRD %q to check if it exists: %w", crd.GetName(), err) + default: + log.V(1).Info("CRD already exists, updating", "crd", crd.GetName()) + if err := retry.RetryOnConflict(retry.DefaultBackoff, func() error { + if err := cs.Get(context.TODO(), client.ObjectKey{Name: crd.GetName()}, existingCrd); err != nil { + return err + } + crd.SetResourceVersion(existingCrd.GetResourceVersion()) + return cs.Update(context.TODO(), &crd) + }); err != nil { + return err + } + } + } + return nil +} + +// renderCRDs iterate through options.Paths and extract all CRD files. +func renderCRDs(options *CRDInstallOptions) ([]apiextensionsv1.CustomResourceDefinition, error) { + var ( + err error + info os.FileInfo + files []os.FileInfo + ) + + type GVKN struct { + GVK schema.GroupVersionKind + Name string + } + + crds := map[GVKN]apiextensionsv1.CustomResourceDefinition{} + + for _, path := range options.Paths { + var filePath = path + + // Return the error if ErrorIfPathMissing exists + if info, err = os.Stat(path); os.IsNotExist(err) { + if options.ErrorIfPathMissing { + return nil, err + } + continue + } + + if !info.IsDir() { + filePath, files = filepath.Dir(path), []os.FileInfo{info} + } else if files, err = ioutil.ReadDir(path); err != nil { + return nil, err + } + + log.V(1).Info("reading CRDs from path", "path", path) + crdList, err := readCRDs(filePath, files) + if err != nil { + return nil, err + } + + for i, crd := range crdList { + gvkn := GVKN{GVK: crd.GroupVersionKind(), Name: crd.GetName()} + if _, found := crds[gvkn]; found { + // Currently, we only print a log when there are duplicates. We may want to error out if that makes more sense. + log.Info("there are more than one CRD definitions with the same <Group, Version, Kind, Name>", "GVKN", gvkn) + } + // We always use the CRD definition that we found last. + crds[gvkn] = crdList[i] + } + } + + // Converting map to a list to return + res := []apiextensionsv1.CustomResourceDefinition{} + for _, obj := range crds { + res = append(res, obj) + } + return res, nil +} + +// modifyConversionWebhooks takes all the registered CustomResourceDefinitions and applies modifications +// to conditionally enable webhooks if the type is registered within the scheme. +func modifyConversionWebhooks(crds []apiextensionsv1.CustomResourceDefinition, scheme *runtime.Scheme, webhookOptions WebhookInstallOptions) error { + if len(webhookOptions.LocalServingCAData) == 0 { + return nil + } + + // Determine all registered convertible types. + convertibles := map[schema.GroupKind]struct{}{} + for gvk := range scheme.AllKnownTypes() { + obj, err := scheme.New(gvk) + if err != nil { + return err + } + if ok, err := conversion.IsConvertible(scheme, obj); ok && err == nil { + convertibles[gvk.GroupKind()] = struct{}{} + } + } + + // generate host port. + hostPort, err := webhookOptions.generateHostPort() + if err != nil { + return err + } + url := pointer.StringPtr(fmt.Sprintf("https://%s/convert", hostPort)) + + for i := range crds { + // Continue if we're preserving unknown fields. + if crds[i].Spec.PreserveUnknownFields { + continue + } + // Continue if the GroupKind isn't registered as being convertible. + if _, ok := convertibles[schema.GroupKind{ + Group: crds[i].Spec.Group, + Kind: crds[i].Spec.Names.Kind, + }]; !ok { + continue + } + if crds[i].Spec.Conversion == nil { + crds[i].Spec.Conversion = &apiextensionsv1.CustomResourceConversion{ + Webhook: &apiextensionsv1.WebhookConversion{}, + } + } + crds[i].Spec.Conversion.Strategy = apiextensionsv1.WebhookConverter + crds[i].Spec.Conversion.Webhook.ConversionReviewVersions = []string{"v1", "v1beta1"} + crds[i].Spec.Conversion.Webhook.ClientConfig = &apiextensionsv1.WebhookClientConfig{ + Service: nil, + URL: url, + CABundle: webhookOptions.LocalServingCAData, + } + } + + return nil +} + +// readCRDs reads the CRDs from files and Unmarshals them into structs. +func readCRDs(basePath string, files []os.FileInfo) ([]apiextensionsv1.CustomResourceDefinition, error) { + var crds []apiextensionsv1.CustomResourceDefinition + + // White list the file extensions that may contain CRDs + crdExts := sets.NewString(".json", ".yaml", ".yml") + + for _, file := range files { + // Only parse allowlisted file types + if !crdExts.Has(filepath.Ext(file.Name())) { + continue + } + + // Unmarshal CRDs from file into structs + docs, err := readDocuments(filepath.Join(basePath, file.Name())) + if err != nil { + return nil, err + } + + for _, doc := range docs { + crd := &apiextensionsv1.CustomResourceDefinition{} + if err = yaml.Unmarshal(doc, crd); err != nil { + return nil, err + } + + if crd.Kind != "CustomResourceDefinition" || crd.Spec.Names.Kind == "" || crd.Spec.Group == "" { + continue + } + crds = append(crds, *crd) + } + + log.V(1).Info("read CRDs from file", "file", file.Name()) + } + return crds, nil +} + +// readDocuments reads documents from file. +func readDocuments(fp string) ([][]byte, error) { + b, err := ioutil.ReadFile(fp) //nolint:gosec + if err != nil { + return nil, err + } + + docs := [][]byte{} + reader := k8syaml.NewYAMLReader(bufio.NewReader(bytes.NewReader(b))) + for { + // Read document + doc, err := reader.Read() + if err != nil { + if err == io.EOF { + break + } + + return nil, err + } + + docs = append(docs, doc) + } + + return docs, nil +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/doc.go b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/doc.go new file mode 100644 index 000000000..412e794cc --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/doc.go @@ -0,0 +1,26 @@ +/* +Copyright 2017 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 envtest provides libraries for integration testing by starting a local control plane +// +// Control plane binaries (etcd and kube-apiserver) are loaded by default from +// /usr/local/kubebuilder/bin. This can be overridden by setting the +// KUBEBUILDER_ASSETS environment variable, or by directly creating a +// ControlPlane for the Environment to use. +// +// Environment can also be configured to work with an existing cluster, and +// simply load CRDs and provide client configuration. +package envtest diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/helper.go b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/helper.go new file mode 100644 index 000000000..70906db6d --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/helper.go @@ -0,0 +1,69 @@ +/* +Copyright 2021 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 envtest + +import ( + apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" + "k8s.io/client-go/kubernetes/scheme" +) + +var ( + crdScheme = scheme.Scheme +) + +// init is required to correctly initialize the crdScheme package variable. +func init() { + _ = apiextensionsv1.AddToScheme(crdScheme) +} + +// mergePaths merges two string slices containing paths. +// This function makes no guarantees about order of the merged slice. +func mergePaths(s1, s2 []string) []string { + m := make(map[string]struct{}) + for _, s := range s1 { + m[s] = struct{}{} + } + for _, s := range s2 { + m[s] = struct{}{} + } + merged := make([]string, len(m)) + i := 0 + for key := range m { + merged[i] = key + i++ + } + return merged +} + +// mergeCRDs merges two CRD slices using their names. +// This function makes no guarantees about order of the merged slice. +func mergeCRDs(s1, s2 []apiextensionsv1.CustomResourceDefinition) []apiextensionsv1.CustomResourceDefinition { + m := make(map[string]apiextensionsv1.CustomResourceDefinition) + for _, obj := range s1 { + m[obj.GetName()] = obj + } + for _, obj := range s2 { + m[obj.GetName()] = obj + } + merged := make([]apiextensionsv1.CustomResourceDefinition, len(m)) + i := 0 + for _, obj := range m { + merged[i] = obj + i++ + } + return merged +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/server.go b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/server.go new file mode 100644 index 000000000..571f04bf6 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/server.go @@ -0,0 +1,375 @@ +/* +Copyright 2016 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 envtest + +import ( + "fmt" + "os" + "strings" + "time" + + apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" + "k8s.io/apimachinery/pkg/runtime" + "k8s.io/client-go/kubernetes/scheme" + "k8s.io/client-go/rest" + + "sigs.k8s.io/controller-runtime/pkg/client/config" + logf "sigs.k8s.io/controller-runtime/pkg/internal/log" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/process" +) + +var log = logf.RuntimeLog.WithName("test-env") + +/* +It's possible to override some defaults, by setting the following environment variables: + USE_EXISTING_CLUSTER (boolean): if set to true, envtest will use an existing cluster + TEST_ASSET_KUBE_APISERVER (string): path to the api-server binary to use + TEST_ASSET_ETCD (string): path to the etcd binary to use + TEST_ASSET_KUBECTL (string): path to the kubectl binary to use + KUBEBUILDER_ASSETS (string): directory containing the binaries to use (api-server, etcd and kubectl). Defaults to /usr/local/kubebuilder/bin. + KUBEBUILDER_CONTROLPLANE_START_TIMEOUT (string supported by time.ParseDuration): timeout for test control plane to start. Defaults to 20s. + KUBEBUILDER_CONTROLPLANE_STOP_TIMEOUT (string supported by time.ParseDuration): timeout for test control plane to start. Defaults to 20s. + KUBEBUILDER_ATTACH_CONTROL_PLANE_OUTPUT (boolean): if set to true, the control plane's stdout and stderr are attached to os.Stdout and os.Stderr + +*/ +const ( + envUseExistingCluster = "USE_EXISTING_CLUSTER" + envStartTimeout = "KUBEBUILDER_CONTROLPLANE_START_TIMEOUT" + envStopTimeout = "KUBEBUILDER_CONTROLPLANE_STOP_TIMEOUT" + envAttachOutput = "KUBEBUILDER_ATTACH_CONTROL_PLANE_OUTPUT" + StartTimeout = 60 + StopTimeout = 60 + + defaultKubebuilderControlPlaneStartTimeout = 20 * time.Second + defaultKubebuilderControlPlaneStopTimeout = 20 * time.Second +) + +// internal types we expose as part of our public API. +type ( + // ControlPlane is the re-exported ControlPlane type from the internal testing package. + ControlPlane = controlplane.ControlPlane + + // APIServer is the re-exported APIServer from the internal testing package. + APIServer = controlplane.APIServer + + // Etcd is the re-exported Etcd from the internal testing package. + Etcd = controlplane.Etcd + + // User represents a Kubernetes user to provision for auth purposes. + User = controlplane.User + + // AuthenticatedUser represets a Kubernetes user that's been provisioned. + AuthenticatedUser = controlplane.AuthenticatedUser + + // ListenAddr indicates the address and port that the API server should listen on. + ListenAddr = process.ListenAddr + + // SecureServing contains details describing how the API server should serve + // its secure endpoint. + SecureServing = controlplane.SecureServing + + // Authn is an authentication method that can be used with the control plane to + // provision users. + Authn = controlplane.Authn + + // Arguments allows configuring a process's flags. + Arguments = process.Arguments + + // Arg is a single flag with one or more values. + Arg = process.Arg +) + +var ( + // EmptyArguments constructs a new set of flags with nothing set. + // + // This is mostly useful for testing helper methods -- you'll want to call + // Configure on the APIServer (or etcd) to configure their arguments. + EmptyArguments = process.EmptyArguments +) + +// Environment creates a Kubernetes test environment that will start / stop the Kubernetes control plane and +// install extension APIs. +type Environment struct { + // ControlPlane is the ControlPlane including the apiserver and etcd + ControlPlane controlplane.ControlPlane + + // Scheme is used to determine if conversion webhooks should be enabled + // for a particular CRD / object. + // + // Conversion webhooks are going to be enabled if an object in the scheme + // implements Hub and Spoke conversions. + // + // If nil, scheme.Scheme is used. + Scheme *runtime.Scheme + + // Config can be used to talk to the apiserver. It's automatically + // populated if not set using the standard controller-runtime config + // loading. + Config *rest.Config + + // CRDInstallOptions are the options for installing CRDs. + CRDInstallOptions CRDInstallOptions + + // WebhookInstallOptions are the options for installing webhooks. + WebhookInstallOptions WebhookInstallOptions + + // ErrorIfCRDPathMissing provides an interface for the underlying + // CRDInstallOptions.ErrorIfPathMissing. It prevents silent failures + // for missing CRD paths. + ErrorIfCRDPathMissing bool + + // CRDs is a list of CRDs to install. + // If both this field and CRDs field in CRDInstallOptions are specified, the + // values are merged. + CRDs []apiextensionsv1.CustomResourceDefinition + + // CRDDirectoryPaths is a list of paths containing CRD yaml or json configs. + // If both this field and Paths field in CRDInstallOptions are specified, the + // values are merged. + CRDDirectoryPaths []string + + // BinaryAssetsDirectory is the path where the binaries required for the envtest are + // located in the local environment. This field can be overridden by setting KUBEBUILDER_ASSETS. + BinaryAssetsDirectory string + + // UseExistingCluster indicates that this environments should use an + // existing kubeconfig, instead of trying to stand up a new control plane. + // This is useful in cases that need aggregated API servers and the like. + UseExistingCluster *bool + + // ControlPlaneStartTimeout is the maximum duration each controlplane component + // may take to start. It defaults to the KUBEBUILDER_CONTROLPLANE_START_TIMEOUT + // environment variable or 20 seconds if unspecified + ControlPlaneStartTimeout time.Duration + + // ControlPlaneStopTimeout is the maximum duration each controlplane component + // may take to stop. It defaults to the KUBEBUILDER_CONTROLPLANE_STOP_TIMEOUT + // environment variable or 20 seconds if unspecified + ControlPlaneStopTimeout time.Duration + + // KubeAPIServerFlags is the set of flags passed while starting the api server. + // + // Deprecated: use ControlPlane.GetAPIServer().Configure() instead. + KubeAPIServerFlags []string + + // AttachControlPlaneOutput indicates if control plane output will be attached to os.Stdout and os.Stderr. + // Enable this to get more visibility of the testing control plane. + // It respect KUBEBUILDER_ATTACH_CONTROL_PLANE_OUTPUT environment variable. + AttachControlPlaneOutput bool +} + +// Stop stops a running server. +// Previously installed CRDs, as listed in CRDInstallOptions.CRDs, will be uninstalled +// if CRDInstallOptions.CleanUpAfterUse are set to true. +func (te *Environment) Stop() error { + if te.CRDInstallOptions.CleanUpAfterUse { + if err := UninstallCRDs(te.Config, te.CRDInstallOptions); err != nil { + return err + } + } + + if err := te.WebhookInstallOptions.Cleanup(); err != nil { + return err + } + + if te.useExistingCluster() { + return nil + } + + return te.ControlPlane.Stop() +} + +// Start starts a local Kubernetes server and updates te.ApiserverPort with the port it is listening on. +func (te *Environment) Start() (*rest.Config, error) { + if te.useExistingCluster() { + log.V(1).Info("using existing cluster") + if te.Config == nil { + // we want to allow people to pass in their own config, so + // only load a config if it hasn't already been set. + log.V(1).Info("automatically acquiring client configuration") + + var err error + te.Config, err = config.GetConfig() + if err != nil { + return nil, fmt.Errorf("unable to get configuration for existing cluster: %w", err) + } + } + } else { + apiServer := te.ControlPlane.GetAPIServer() + if len(apiServer.Args) == 0 { //nolint:staticcheck + // pass these through separately from above in case something like + // AddUser defaults APIServer. + // + // TODO(directxman12): if/when we feel like making a bigger + // breaking change here, just make APIServer and Etcd non-pointers + // in ControlPlane. + + // NB(directxman12): we still pass these in so that things work if the + // user manually specifies them, but in most cases we expect them to + // be nil so that we use the new .Configure() logic. + apiServer.Args = te.KubeAPIServerFlags //nolint:staticcheck + } + if te.ControlPlane.Etcd == nil { + te.ControlPlane.Etcd = &controlplane.Etcd{} + } + + if os.Getenv(envAttachOutput) == "true" { + te.AttachControlPlaneOutput = true + } + if apiServer.Out == nil && te.AttachControlPlaneOutput { + apiServer.Out = os.Stdout + } + if apiServer.Err == nil && te.AttachControlPlaneOutput { + apiServer.Err = os.Stderr + } + if te.ControlPlane.Etcd.Out == nil && te.AttachControlPlaneOutput { + te.ControlPlane.Etcd.Out = os.Stdout + } + if te.ControlPlane.Etcd.Err == nil && te.AttachControlPlaneOutput { + te.ControlPlane.Etcd.Err = os.Stderr + } + + apiServer.Path = process.BinPathFinder("kube-apiserver", te.BinaryAssetsDirectory) + te.ControlPlane.Etcd.Path = process.BinPathFinder("etcd", te.BinaryAssetsDirectory) + te.ControlPlane.KubectlPath = process.BinPathFinder("kubectl", te.BinaryAssetsDirectory) + + if err := te.defaultTimeouts(); err != nil { + return nil, fmt.Errorf("failed to default controlplane timeouts: %w", err) + } + te.ControlPlane.Etcd.StartTimeout = te.ControlPlaneStartTimeout + te.ControlPlane.Etcd.StopTimeout = te.ControlPlaneStopTimeout + apiServer.StartTimeout = te.ControlPlaneStartTimeout + apiServer.StopTimeout = te.ControlPlaneStopTimeout + + log.V(1).Info("starting control plane") + if err := te.startControlPlane(); err != nil { + return nil, fmt.Errorf("unable to start control plane itself: %w", err) + } + + // Create the *rest.Config for creating new clients + baseConfig := &rest.Config{ + // gotta go fast during tests -- we don't really care about overwhelming our test API server + QPS: 1000.0, + Burst: 2000.0, + } + + adminInfo := User{Name: "admin", Groups: []string{"system:masters"}} + adminUser, err := te.ControlPlane.AddUser(adminInfo, baseConfig) + if err != nil { + return te.Config, fmt.Errorf("unable to provision admin user: %w", err) + } + te.Config = adminUser.Config() + } + + // Set the default scheme if nil. + if te.Scheme == nil { + te.Scheme = scheme.Scheme + } + + // Call PrepWithoutInstalling to setup certificates first + // and have them available to patch CRD conversion webhook as well. + if err := te.WebhookInstallOptions.PrepWithoutInstalling(); err != nil { + return nil, err + } + + log.V(1).Info("installing CRDs") + te.CRDInstallOptions.CRDs = mergeCRDs(te.CRDInstallOptions.CRDs, te.CRDs) + te.CRDInstallOptions.Paths = mergePaths(te.CRDInstallOptions.Paths, te.CRDDirectoryPaths) + te.CRDInstallOptions.ErrorIfPathMissing = te.ErrorIfCRDPathMissing + te.CRDInstallOptions.WebhookOptions = te.WebhookInstallOptions + crds, err := InstallCRDs(te.Config, te.CRDInstallOptions) + if err != nil { + return te.Config, fmt.Errorf("unable to install CRDs onto control plane: %w", err) + } + te.CRDs = crds + + log.V(1).Info("installing webhooks") + if err := te.WebhookInstallOptions.Install(te.Config); err != nil { + return nil, fmt.Errorf("unable to install webhooks onto control plane: %w", err) + } + return te.Config, nil +} + +// AddUser provisions a new user for connecting to this Environment. The user will +// have the specified name & belong to the specified groups. +// +// If you specify a "base" config, the returned REST Config will contain those +// settings as well as any required by the authentication method. You can use +// this to easily specify options like QPS. +// +// This is effectively a convinience alias for ControlPlane.AddUser -- see that +// for more low-level details. +func (te *Environment) AddUser(user User, baseConfig *rest.Config) (*AuthenticatedUser, error) { + return te.ControlPlane.AddUser(user, baseConfig) +} + +func (te *Environment) startControlPlane() error { + numTries, maxRetries := 0, 5 + var err error + for ; numTries < maxRetries; numTries++ { + // Start the control plane - retry if it fails + err = te.ControlPlane.Start() + if err == nil { + break + } + log.Error(err, "unable to start the controlplane", "tries", numTries) + } + if numTries == maxRetries { + return fmt.Errorf("failed to start the controlplane. retried %d times: %w", numTries, err) + } + return nil +} + +func (te *Environment) defaultTimeouts() error { + var err error + if te.ControlPlaneStartTimeout == 0 { + if envVal := os.Getenv(envStartTimeout); envVal != "" { + te.ControlPlaneStartTimeout, err = time.ParseDuration(envVal) + if err != nil { + return err + } + } else { + te.ControlPlaneStartTimeout = defaultKubebuilderControlPlaneStartTimeout + } + } + + if te.ControlPlaneStopTimeout == 0 { + if envVal := os.Getenv(envStopTimeout); envVal != "" { + te.ControlPlaneStopTimeout, err = time.ParseDuration(envVal) + if err != nil { + return err + } + } else { + te.ControlPlaneStopTimeout = defaultKubebuilderControlPlaneStopTimeout + } + } + return nil +} + +func (te *Environment) useExistingCluster() bool { + if te.UseExistingCluster == nil { + return strings.ToLower(os.Getenv(envUseExistingCluster)) == "true" + } + return *te.UseExistingCluster +} + +// DefaultKubeAPIServerFlags exposes the default args for the APIServer so that +// you can use those to append your own additional arguments. +// +// Deprecated: use APIServer.Configure() instead. +var DefaultKubeAPIServerFlags = controlplane.APIServerDefaultArgs //nolint:staticcheck diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/webhook.go b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/webhook.go new file mode 100644 index 000000000..bdd160bb2 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/envtest/webhook.go @@ -0,0 +1,428 @@ +/* +Copyright 2019 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 envtest + +import ( + "context" + "fmt" + "io/ioutil" + "net" + "os" + "path/filepath" + "time" + + admissionv1 "k8s.io/api/admissionregistration/v1" + apierrors "k8s.io/apimachinery/pkg/api/errors" + metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" + "k8s.io/apimachinery/pkg/apis/meta/v1/unstructured" + "k8s.io/apimachinery/pkg/runtime/schema" + "k8s.io/apimachinery/pkg/util/sets" + "k8s.io/apimachinery/pkg/util/wait" + "k8s.io/client-go/kubernetes/scheme" + "k8s.io/client-go/rest" + "sigs.k8s.io/controller-runtime/pkg/client/apiutil" + "sigs.k8s.io/yaml" + + "sigs.k8s.io/controller-runtime/pkg/client" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/addr" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/certs" +) + +// WebhookInstallOptions are the options for installing mutating or validating webhooks. +type WebhookInstallOptions struct { + // Paths is a list of paths to the directories or files containing the mutating or validating webhooks yaml or json configs. + Paths []string + + // MutatingWebhooks is a list of MutatingWebhookConfigurations to install + MutatingWebhooks []admissionv1.MutatingWebhookConfiguration + + // ValidatingWebhooks is a list of ValidatingWebhookConfigurations to install + ValidatingWebhooks []admissionv1.ValidatingWebhookConfiguration + + // IgnoreErrorIfPathMissing will ignore an error if a DirectoryPath does not exist when set to true + IgnoreErrorIfPathMissing bool + + // LocalServingHost is the host for serving webhooks on. + // it will be automatically populated + LocalServingHost string + + // LocalServingPort is the allocated port for serving webhooks on. + // it will be automatically populated by a random available local port + LocalServingPort int + + // LocalServingCertDir is the allocated directory for serving certificates. + // it will be automatically populated by the local temp dir + LocalServingCertDir string + + // CAData is the CA that can be used to trust the serving certificates in LocalServingCertDir. + LocalServingCAData []byte + + // LocalServingHostExternalName is the hostname to use to reach the webhook server. + LocalServingHostExternalName string + + // MaxTime is the max time to wait + MaxTime time.Duration + + // PollInterval is the interval to check + PollInterval time.Duration +} + +// ModifyWebhookDefinitions modifies webhook definitions by: +// - applying CABundle based on the provided tinyca +// - if webhook client config uses service spec, it's removed and replaced with direct url. +func (o *WebhookInstallOptions) ModifyWebhookDefinitions() error { + caData := o.LocalServingCAData + + // generate host port. + hostPort, err := o.generateHostPort() + if err != nil { + return err + } + + for i := range o.MutatingWebhooks { + for j := range o.MutatingWebhooks[i].Webhooks { + updateClientConfig(&o.MutatingWebhooks[i].Webhooks[j].ClientConfig, hostPort, caData) + } + } + + for i := range o.ValidatingWebhooks { + for j := range o.ValidatingWebhooks[i].Webhooks { + updateClientConfig(&o.ValidatingWebhooks[i].Webhooks[j].ClientConfig, hostPort, caData) + } + } + return nil +} + +func updateClientConfig(cc *admissionv1.WebhookClientConfig, hostPort string, caData []byte) { + cc.CABundle = caData + if cc.Service != nil && cc.Service.Path != nil { + url := fmt.Sprintf("https://%s/%s", hostPort, *cc.Service.Path) + cc.URL = &url + cc.Service = nil + } +} + +func (o *WebhookInstallOptions) generateHostPort() (string, error) { + if o.LocalServingPort == 0 { + port, host, err := addr.Suggest(o.LocalServingHost) + if err != nil { + return "", fmt.Errorf("unable to grab random port for serving webhooks on: %v", err) + } + o.LocalServingPort = port + o.LocalServingHost = host + } + host := o.LocalServingHostExternalName + if host == "" { + host = o.LocalServingHost + } + return net.JoinHostPort(host, fmt.Sprintf("%d", o.LocalServingPort)), nil +} + +// PrepWithoutInstalling does the setup parts of Install (populating host-port, +// setting up CAs, etc), without actually truing to do anything with webhook +// definitions. This is largely useful for internal testing of +// controller-runtime, where we need a random host-port & caData for webhook +// tests, but may be useful in similar scenarios. +func (o *WebhookInstallOptions) PrepWithoutInstalling() error { + if err := o.setupCA(); err != nil { + return err + } + + if err := parseWebhook(o); err != nil { + return err + } + + return o.ModifyWebhookDefinitions() +} + +// Install installs specified webhooks to the API server. +func (o *WebhookInstallOptions) Install(config *rest.Config) error { + if len(o.LocalServingCAData) == 0 { + if err := o.PrepWithoutInstalling(); err != nil { + return err + } + } + + if err := createWebhooks(config, o.MutatingWebhooks, o.ValidatingWebhooks); err != nil { + return err + } + + return WaitForWebhooks(config, o.MutatingWebhooks, o.ValidatingWebhooks, *o) +} + +// Cleanup cleans up cert directories. +func (o *WebhookInstallOptions) Cleanup() error { + if o.LocalServingCertDir != "" { + return os.RemoveAll(o.LocalServingCertDir) + } + return nil +} + +// WaitForWebhooks waits for the Webhooks to be available through API server. +func WaitForWebhooks(config *rest.Config, + mutatingWebhooks []admissionv1.MutatingWebhookConfiguration, + validatingWebhooks []admissionv1.ValidatingWebhookConfiguration, + options WebhookInstallOptions) error { + waitingFor := map[schema.GroupVersionKind]*sets.String{} + + for _, hook := range mutatingWebhooks { + h := hook + gvk, err := apiutil.GVKForObject(&h, scheme.Scheme) + if err != nil { + return fmt.Errorf("unable to get gvk for MutatingWebhookConfiguration %s: %v", hook.GetName(), err) + } + + if _, ok := waitingFor[gvk]; !ok { + waitingFor[gvk] = &sets.String{} + } + waitingFor[gvk].Insert(h.GetName()) + } + + for _, hook := range validatingWebhooks { + h := hook + gvk, err := apiutil.GVKForObject(&h, scheme.Scheme) + if err != nil { + return fmt.Errorf("unable to get gvk for ValidatingWebhookConfiguration %s: %v", hook.GetName(), err) + } + + if _, ok := waitingFor[gvk]; !ok { + waitingFor[gvk] = &sets.String{} + } + waitingFor[gvk].Insert(hook.GetName()) + } + + // Poll until all resources are found in discovery + p := &webhookPoller{config: config, waitingFor: waitingFor} + return wait.PollImmediate(options.PollInterval, options.MaxTime, p.poll) +} + +// poller checks if all the resources have been found in discovery, and returns false if not. +type webhookPoller struct { + // config is used to get discovery + config *rest.Config + + // waitingFor is the map of resources keyed by group version that have not yet been found in discovery + waitingFor map[schema.GroupVersionKind]*sets.String +} + +// poll checks if all the resources have been found in discovery, and returns false if not. +func (p *webhookPoller) poll() (done bool, err error) { + // Create a new clientset to avoid any client caching of discovery + c, err := client.New(p.config, client.Options{}) + if err != nil { + return false, err + } + + allFound := true + for gvk, names := range p.waitingFor { + if names.Len() == 0 { + delete(p.waitingFor, gvk) + continue + } + for _, name := range names.List() { + var obj = &unstructured.Unstructured{} + obj.SetGroupVersionKind(gvk) + err := c.Get(context.Background(), client.ObjectKey{ + Namespace: "", + Name: name, + }, obj) + + if err == nil { + names.Delete(name) + } + + if apierrors.IsNotFound(err) { + allFound = false + } + if err != nil { + return false, err + } + } + } + return allFound, nil +} + +// setupCA creates CA for testing and writes them to disk. +func (o *WebhookInstallOptions) setupCA() error { + hookCA, err := certs.NewTinyCA() + if err != nil { + return fmt.Errorf("unable to set up webhook CA: %v", err) + } + + names := []string{"localhost", o.LocalServingHost, o.LocalServingHostExternalName} + hookCert, err := hookCA.NewServingCert(names...) + if err != nil { + return fmt.Errorf("unable to set up webhook serving certs: %v", err) + } + + localServingCertsDir, err := ioutil.TempDir("", "envtest-serving-certs-") + o.LocalServingCertDir = localServingCertsDir + if err != nil { + return fmt.Errorf("unable to create directory for webhook serving certs: %v", err) + } + + certData, keyData, err := hookCert.AsBytes() + if err != nil { + return fmt.Errorf("unable to marshal webhook serving certs: %v", err) + } + + if err := ioutil.WriteFile(filepath.Join(localServingCertsDir, "tls.crt"), certData, 0640); err != nil { //nolint:gosec + return fmt.Errorf("unable to write webhook serving cert to disk: %v", err) + } + if err := ioutil.WriteFile(filepath.Join(localServingCertsDir, "tls.key"), keyData, 0640); err != nil { //nolint:gosec + return fmt.Errorf("unable to write webhook serving key to disk: %v", err) + } + + o.LocalServingCAData = certData + return err +} + +func createWebhooks(config *rest.Config, mutHooks []admissionv1.MutatingWebhookConfiguration, valHooks []admissionv1.ValidatingWebhookConfiguration) error { + cs, err := client.New(config, client.Options{}) + if err != nil { + return err + } + + // Create each webhook + for _, hook := range mutHooks { + hook := hook + log.V(1).Info("installing mutating webhook", "webhook", hook.GetName()) + if err := ensureCreated(cs, &hook); err != nil { + return err + } + } + for _, hook := range valHooks { + hook := hook + log.V(1).Info("installing validating webhook", "webhook", hook.GetName()) + if err := ensureCreated(cs, &hook); err != nil { + return err + } + } + return nil +} + +// ensureCreated creates or update object if already exists in the cluster. +func ensureCreated(cs client.Client, obj client.Object) error { + existing := obj.DeepCopyObject().(client.Object) + err := cs.Get(context.Background(), client.ObjectKey{Name: obj.GetName()}, existing) + switch { + case apierrors.IsNotFound(err): + if err := cs.Create(context.Background(), obj); err != nil { + return err + } + case err != nil: + return err + default: + log.V(1).Info("Webhook configuration already exists, updating", "webhook", obj.GetName()) + obj.SetResourceVersion(existing.GetResourceVersion()) + if err := cs.Update(context.Background(), obj); err != nil { + return err + } + } + return nil +} + +// parseWebhook reads the directories or files of Webhooks in options.Paths and adds the Webhook structs to options. +func parseWebhook(options *WebhookInstallOptions) error { + if len(options.Paths) > 0 { + for _, path := range options.Paths { + _, err := os.Stat(path) + if options.IgnoreErrorIfPathMissing && os.IsNotExist(err) { + continue // skip this path + } + if !options.IgnoreErrorIfPathMissing && os.IsNotExist(err) { + return err // treat missing path as error + } + mutHooks, valHooks, err := readWebhooks(path) + if err != nil { + return err + } + options.MutatingWebhooks = append(options.MutatingWebhooks, mutHooks...) + options.ValidatingWebhooks = append(options.ValidatingWebhooks, valHooks...) + } + } + return nil +} + +// readWebhooks reads the Webhooks from files and Unmarshals them into structs +// returns slice of mutating and validating webhook configurations. +func readWebhooks(path string) ([]admissionv1.MutatingWebhookConfiguration, []admissionv1.ValidatingWebhookConfiguration, error) { + // Get the webhook files + var files []os.FileInfo + var err error + log.V(1).Info("reading Webhooks from path", "path", path) + info, err := os.Stat(path) + if err != nil { + return nil, nil, err + } + if !info.IsDir() { + path, files = filepath.Dir(path), []os.FileInfo{info} + } else if files, err = ioutil.ReadDir(path); err != nil { + return nil, nil, err + } + + // file extensions that may contain Webhooks + resourceExtensions := sets.NewString(".json", ".yaml", ".yml") + + var mutHooks []admissionv1.MutatingWebhookConfiguration + var valHooks []admissionv1.ValidatingWebhookConfiguration + for _, file := range files { + // Only parse allowlisted file types + if !resourceExtensions.Has(filepath.Ext(file.Name())) { + continue + } + + // Unmarshal Webhooks from file into structs + docs, err := readDocuments(filepath.Join(path, file.Name())) + if err != nil { + return nil, nil, err + } + + for _, doc := range docs { + var generic metav1.PartialObjectMetadata + if err = yaml.Unmarshal(doc, &generic); err != nil { + return nil, nil, err + } + + const ( + admissionregv1 = "admissionregistration.k8s.io/v1" + ) + switch { + case generic.Kind == "MutatingWebhookConfiguration": + if generic.APIVersion != admissionregv1 { + return nil, nil, fmt.Errorf("only v1 is supported right now for MutatingWebhookConfiguration (name: %s)", generic.Name) + } + hook := admissionv1.MutatingWebhookConfiguration{} + if err := yaml.Unmarshal(doc, &hook); err != nil { + return nil, nil, err + } + mutHooks = append(mutHooks, hook) + case generic.Kind == "ValidatingWebhookConfiguration": + if generic.APIVersion != admissionregv1 { + return nil, nil, fmt.Errorf("only v1 is supported right now for ValidatingWebhookConfiguration (name: %s)", generic.Name) + } + hook := admissionv1.ValidatingWebhookConfiguration{} + if err := yaml.Unmarshal(doc, &hook); err != nil { + return nil, nil, err + } + valHooks = append(valHooks, hook) + default: + continue + } + } + + log.V(1).Info("read webhooks from file", "file", file.Name()) + } + return mutHooks, valHooks, nil +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/doc.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/doc.go new file mode 100644 index 000000000..11e39823e --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/doc.go @@ -0,0 +1,21 @@ +/* +Copyright 2021 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 flock is copied from k8s.io/kubernetes/pkg/util/flock to avoid +// importing k8s.io/kubernetes as a dependency. +// +// Provides file locking functionalities on unix systems. +package flock diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/errors.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/errors.go new file mode 100644 index 000000000..ee7a43437 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/errors.go @@ -0,0 +1,24 @@ +/* +Copyright 2021 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 flock + +import "errors" + +var ( + // ErrAlreadyLocked is returned when the file is already locked. + ErrAlreadyLocked = errors.New("the file is already locked") +) diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/flock_other.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/flock_other.go new file mode 100644 index 000000000..069a5b3a2 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/flock_other.go @@ -0,0 +1,24 @@ +// +build !linux,!darwin,!freebsd,!openbsd,!netbsd,!dragonfly + +/* +Copyright 2016 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 flock + +// Acquire is not implemented on non-unix systems. +func Acquire(path string) error { + return nil +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/flock_unix.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/flock_unix.go new file mode 100644 index 000000000..3a904f3f5 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/flock/flock_unix.go @@ -0,0 +1,47 @@ +// +build linux darwin freebsd openbsd netbsd dragonfly + +/* +Copyright 2016 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 flock + +import ( + "errors" + "fmt" + "os" + + "golang.org/x/sys/unix" +) + +// Acquire acquires a lock on a file for the duration of the process. This method +// is reentrant. +func Acquire(path string) error { + fd, err := unix.Open(path, unix.O_CREAT|unix.O_RDWR|unix.O_CLOEXEC, 0600) + if err != nil { + if errors.Is(err, os.ErrExist) { + return fmt.Errorf("cannot lock file %q: %w", path, ErrAlreadyLocked) + } + return err + } + + // We don't need to close the fd since we should hold + // it until the process exits. + err = unix.Flock(fd, unix.LOCK_NB|unix.LOCK_EX) + if errors.Is(err, unix.EWOULDBLOCK) { // This condition requires LOCK_NB. + return fmt.Errorf("cannot lock file %q: %w", path, ErrAlreadyLocked) + } + return err +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/addr/manager.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/addr/manager.go new file mode 100644 index 000000000..caaafa262 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/addr/manager.go @@ -0,0 +1,126 @@ +/* +Copyright 2021 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 addr + +import ( + "errors" + "fmt" + "io/fs" + "net" + "os" + "path/filepath" + "strings" + "time" + + "sigs.k8s.io/controller-runtime/pkg/internal/flock" +) + +// TODO(directxman12): interface / release functionality for external port managers + +const ( + portReserveTime = 2 * time.Minute + portConflictRetry = 100 + portFilePrefix = "port-" +) + +var ( + cacheDir string +) + +func init() { + baseDir, err := os.UserCacheDir() + if err != nil { + baseDir = os.TempDir() + } + cacheDir = filepath.Join(baseDir, "kubebuilder-envtest") + if err := os.MkdirAll(cacheDir, 0750); err != nil { + panic(err) + } +} + +type portCache struct{} + +func (c *portCache) add(port int) (bool, error) { + // Remove outdated ports. + if err := fs.WalkDir(os.DirFS(cacheDir), ".", func(path string, d fs.DirEntry, err error) error { + if err != nil { + return err + } + if d.IsDir() || !d.Type().IsRegular() || !strings.HasPrefix(path, portFilePrefix) { + return nil + } + info, err := d.Info() + if err != nil { + return err + } + if time.Since(info.ModTime()) > portReserveTime { + if err := os.Remove(filepath.Join(cacheDir, path)); err != nil { + return err + } + } + return nil + }); err != nil { + return false, err + } + // Try allocating new port, by acquiring a file. + path := fmt.Sprintf("%s/%s%d", cacheDir, portFilePrefix, port) + if err := flock.Acquire(path); errors.Is(err, flock.ErrAlreadyLocked) { + return false, nil + } else if err != nil { + return false, err + } + return true, nil +} + +var cache = &portCache{} + +func suggest(listenHost string) (*net.TCPListener, int, string, error) { + if listenHost == "" { + listenHost = "localhost" + } + addr, err := net.ResolveTCPAddr("tcp", net.JoinHostPort(listenHost, "0")) + if err != nil { + return nil, -1, "", err + } + l, err := net.ListenTCP("tcp", addr) + if err != nil { + return nil, -1, "", err + } + return l, l.Addr().(*net.TCPAddr).Port, + addr.IP.String(), + nil +} + +// Suggest suggests an address a process can listen on. It returns +// a tuple consisting of a free port and the hostname resolved to its IP. +// It makes sure that new port allocated does not conflict with old ports +// allocated within 1 minute. +func Suggest(listenHost string) (int, string, error) { + for i := 0; i < portConflictRetry; i++ { + listener, port, resolvedHost, err := suggest(listenHost) + if err != nil { + return -1, "", err + } + defer listener.Close() + if ok, err := cache.add(port); ok { + return port, resolvedHost, nil + } else if err != nil { + return -1, "", err + } + } + return -1, "", fmt.Errorf("no free ports found after %d retries", portConflictRetry) +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/certs/tinyca.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/certs/tinyca.go new file mode 100644 index 000000000..ed3c2da65 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/certs/tinyca.go @@ -0,0 +1,223 @@ +/* +Copyright 2021 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 certs + +// NB(directxman12): nothing has verified that this has good settings. In fact, +// the setting generated here are probably terrible, but they're fine for integration +// tests. These ABSOLUTELY SHOULD NOT ever be exposed in the public API. They're +// ONLY for use with envtest's ability to configure webhook testing. +// If I didn't otherwise not want to add a dependency on cfssl, I'd just use that. + +import ( + "crypto" + crand "crypto/rand" + "crypto/rsa" + "crypto/x509" + "crypto/x509/pkix" + "encoding/pem" + "fmt" + "math/big" + "net" + "time" + + certutil "k8s.io/client-go/util/cert" +) + +var ( + rsaKeySize = 2048 // a decent number, as of 2019 + bigOne = big.NewInt(1) +) + +// CertPair is a private key and certificate for use for client auth, as a CA, or serving. +type CertPair struct { + Key crypto.Signer + Cert *x509.Certificate +} + +// CertBytes returns the PEM-encoded version of the certificate for this pair. +func (k CertPair) CertBytes() []byte { + return pem.EncodeToMemory(&pem.Block{ + Type: "CERTIFICATE", + Bytes: k.Cert.Raw, + }) +} + +// AsBytes encodes keypair in the appropriate formats for on-disk storage (PEM and +// PKCS8, respectively). +func (k CertPair) AsBytes() (cert []byte, key []byte, err error) { + cert = k.CertBytes() + + rawKeyData, err := x509.MarshalPKCS8PrivateKey(k.Key) + if err != nil { + return nil, nil, fmt.Errorf("unable to encode private key: %v", err) + } + + key = pem.EncodeToMemory(&pem.Block{ + Type: "PRIVATE KEY", + Bytes: rawKeyData, + }) + + return cert, key, nil +} + +// TinyCA supports signing serving certs and client-certs, +// and can be used as an auth mechanism with envtest. +type TinyCA struct { + CA CertPair + orgName string + + nextSerial *big.Int +} + +// newPrivateKey generates a new private key of a relatively sane size (see +// rsaKeySize). +func newPrivateKey() (crypto.Signer, error) { + return rsa.GenerateKey(crand.Reader, rsaKeySize) +} + +// NewTinyCA creates a new a tiny CA utility for provisioning serving certs and client certs FOR TESTING ONLY. +// Don't use this for anything else! +func NewTinyCA() (*TinyCA, error) { + caPrivateKey, err := newPrivateKey() + if err != nil { + return nil, fmt.Errorf("unable to generate private key for CA: %v", err) + } + caCfg := certutil.Config{CommonName: "envtest-environment", Organization: []string{"envtest"}} + caCert, err := certutil.NewSelfSignedCACert(caCfg, caPrivateKey) + if err != nil { + return nil, fmt.Errorf("unable to generate certificate for CA: %v", err) + } + + return &TinyCA{ + CA: CertPair{Key: caPrivateKey, Cert: caCert}, + orgName: "envtest", + nextSerial: big.NewInt(1), + }, nil +} + +func (c *TinyCA) makeCert(cfg certutil.Config) (CertPair, error) { + now := time.Now() + + key, err := newPrivateKey() + if err != nil { + return CertPair{}, fmt.Errorf("unable to create private key: %v", err) + } + + serial := new(big.Int).Set(c.nextSerial) + c.nextSerial.Add(c.nextSerial, bigOne) + + template := x509.Certificate{ + Subject: pkix.Name{CommonName: cfg.CommonName, Organization: cfg.Organization}, + DNSNames: cfg.AltNames.DNSNames, + IPAddresses: cfg.AltNames.IPs, + SerialNumber: serial, + + KeyUsage: x509.KeyUsageKeyEncipherment | x509.KeyUsageDigitalSignature, + ExtKeyUsage: cfg.Usages, + + // technically not necessary for testing, but let's set anyway just in case. + NotBefore: now.UTC(), + // 1 week -- the default for cfssl, and just long enough for a + // long-term test, but not too long that anyone would try to use this + // seriously. + NotAfter: now.Add(168 * time.Hour).UTC(), + } + + certRaw, err := x509.CreateCertificate(crand.Reader, &template, c.CA.Cert, key.Public(), c.CA.Key) + if err != nil { + return CertPair{}, fmt.Errorf("unable to create certificate: %v", err) + } + + cert, err := x509.ParseCertificate(certRaw) + if err != nil { + return CertPair{}, fmt.Errorf("generated invalid certificate, could not parse: %v", err) + } + + return CertPair{ + Key: key, + Cert: cert, + }, nil +} + +// NewServingCert returns a new CertPair for a serving HTTPS on localhost (or other specified names). +func (c *TinyCA) NewServingCert(names ...string) (CertPair, error) { + if len(names) == 0 { + names = []string{"localhost"} + } + dnsNames, ips, err := resolveNames(names) + if err != nil { + return CertPair{}, err + } + + return c.makeCert(certutil.Config{ + CommonName: "localhost", + Organization: []string{c.orgName}, + AltNames: certutil.AltNames{ + DNSNames: dnsNames, + IPs: ips, + }, + Usages: []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth}, + }) +} + +// ClientInfo describes some Kubernetes user for the purposes of creating +// client certificates. +type ClientInfo struct { + // Name is the user name (embedded as the cert's CommonName) + Name string + // Groups are the groups to which this user belongs (embedded as the cert's + // Organization) + Groups []string +} + +// NewClientCert produces a new CertPair suitable for use with Kubernetes +// client cert auth with an API server validating based on this CA. +func (c *TinyCA) NewClientCert(user ClientInfo) (CertPair, error) { + return c.makeCert(certutil.Config{ + CommonName: user.Name, + Organization: user.Groups, + Usages: []x509.ExtKeyUsage{x509.ExtKeyUsageClientAuth}, + }) +} + +func resolveNames(names []string) ([]string, []net.IP, error) { + dnsNames := []string{} + ips := []net.IP{} + for _, name := range names { + if name == "" { + continue + } + ip := net.ParseIP(name) + if ip == nil { + dnsNames = append(dnsNames, name) + // Also resolve to IPs. + nameIPs, err := net.LookupHost(name) + if err != nil { + return nil, nil, err + } + for _, nameIP := range nameIPs { + ip = net.ParseIP(nameIP) + if ip != nil { + ips = append(ips, ip) + } + } + } else { + ips = append(ips, ip) + } + } + return dnsNames, ips, nil +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/apiserver.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/apiserver.go new file mode 100644 index 000000000..ece5efd65 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/apiserver.go @@ -0,0 +1,469 @@ +/* +Copyright 2021 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 controlplane + +import ( + "fmt" + "io" + "io/ioutil" + "net/url" + "os" + "path/filepath" + "strconv" + "time" + + "sigs.k8s.io/controller-runtime/pkg/internal/testing/addr" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/certs" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/process" +) + +const ( + // saKeyFile is the name of the service account signing private key file. + saKeyFile = "sa-signer.key" + // saKeyFile is the name of the service account signing public key (cert) file. + saCertFile = "sa-signer.crt" +) + +// SecureServing provides/configures how the API server serves on the secure port. +type SecureServing struct { + // ListenAddr contains the host & port to serve on. + // + // Configurable. If unset, it will be defaulted. + process.ListenAddr + // CA contains the CA that signed the API server's serving certificates. + // + // Read-only. + CA []byte + // Authn can be used to provision users, and override what type of + // authentication is used to provision users. + // + // Configurable. If unset, it will be defaulted. + Authn +} + +// APIServer knows how to run a kubernetes apiserver. +type APIServer struct { + // URL is the address the ApiServer should listen on for client + // connections. + // + // If set, this will configure the *insecure* serving details. + // If unset, it will contain the insecure port if insecure serving is enabled, + // and otherwise will contain the secure port. + // + // If this is not specified, we default to a random free port on localhost. + // + // Deprecated: use InsecureServing (for the insecure URL) or SecureServing, ideally. + URL *url.URL + + // SecurePort is the additional secure port that the APIServer should listen on. + // + // If set, this will override SecureServing.Port. + // + // Deprecated: use SecureServing. + SecurePort int + + // SecureServing indicates how the API server will serve on the secure port. + // + // Some parts are configurable. Will be defaulted if unset. + SecureServing + + // InsecureServing indicates how the API server will serve on the insecure port. + // + // If unset, the insecure port will be disabled. Set to an empty struct to get + // default values. + // + // Deprecated: does not work with Kubernetes versions 1.20 and above. Use secure + // serving instead. + InsecureServing *process.ListenAddr + + // Path is the path to the apiserver binary. + // + // If this is left as the empty string, we will attempt to locate a binary, + // by checking for the TEST_ASSET_KUBE_APISERVER environment variable, and + // the default test assets directory. See the "Binaries" section above (in + // doc.go) for details. + Path string + + // Args is a list of arguments which will passed to the APIServer binary. + // Before they are passed on, they will be evaluated as go-template strings. + // This means you can use fields which are defined and exported on this + // APIServer struct (e.g. "--cert-dir={{ .Dir }}"). + // Those templates will be evaluated after the defaulting of the APIServer's + // fields has already happened and just before the binary actually gets + // started. Thus you have access to calculated fields like `URL` and others. + // + // If not specified, the minimal set of arguments to run the APIServer will + // be used. + // + // They will be loaded into the same argument set as Configure. Each flag + // will be Append-ed to the configured arguments just before launch. + // + // Deprecated: use Configure instead. + Args []string + + // CertDir is a path to a directory containing whatever certificates the + // APIServer will need. + // + // If left unspecified, then the Start() method will create a fresh temporary + // directory, and the Stop() method will clean it up. + CertDir string + + // EtcdURL is the URL of the Etcd the APIServer should use. + // + // If this is not specified, the Start() method will return an error. + EtcdURL *url.URL + + // StartTimeout, StopTimeout specify the time the APIServer is allowed to + // take when starting and stoppping before an error is emitted. + // + // If not specified, these default to 20 seconds. + StartTimeout time.Duration + StopTimeout time.Duration + + // Out, Err specify where APIServer should write its StdOut, StdErr to. + // + // If not specified, the output will be discarded. + Out io.Writer + Err io.Writer + + processState *process.State + + // args contains the structured arguments to use for running the API server + // Lazily initialized by .Configure(), Defaulted eventually with .defaultArgs() + args *process.Arguments +} + +// Configure returns Arguments that may be used to customize the +// flags used to launch the API server. A set of defaults will +// be applied underneath. +func (s *APIServer) Configure() *process.Arguments { + if s.args == nil { + s.args = process.EmptyArguments() + } + return s.args +} + +// Start starts the apiserver, waits for it to come up, and returns an error, +// if occurred. +func (s *APIServer) Start() error { + if err := s.prepare(); err != nil { + return err + } + return s.processState.Start(s.Out, s.Err) +} + +func (s *APIServer) prepare() error { + if err := s.setProcessState(); err != nil { + return err + } + return s.Authn.Start() +} + +// configurePorts configures the serving ports for this API server. +// +// Most of this method currently deals with making the deprecated fields +// take precedence over the new fields. +func (s *APIServer) configurePorts() error { + // prefer the old fields to the new fields if a user set one, + // otherwise, default the new fields and populate the old ones. + + // Insecure: URL, InsecureServing + if s.URL != nil { + s.InsecureServing = &process.ListenAddr{ + Address: s.URL.Hostname(), + Port: s.URL.Port(), + } + } else if insec := s.InsecureServing; insec != nil { + if insec.Port == "" || insec.Address == "" { + port, host, err := addr.Suggest("") + if err != nil { + return fmt.Errorf("unable to provision unused insecure port: %w", err) + } + s.InsecureServing.Port = strconv.Itoa(port) + s.InsecureServing.Address = host + } + s.URL = s.InsecureServing.URL("http", "") + } + + // Secure: SecurePort, SecureServing + if s.SecurePort != 0 { + s.SecureServing.Port = strconv.Itoa(s.SecurePort) + // if we don't have an address, try the insecure address, and otherwise + // default to loopback. + if s.SecureServing.Address == "" { + if s.InsecureServing != nil { + s.SecureServing.Address = s.InsecureServing.Address + } else { + s.SecureServing.Address = "127.0.0.1" + } + } + } else if s.SecureServing.Port == "" || s.SecureServing.Address == "" { + port, host, err := addr.Suggest("") + if err != nil { + return fmt.Errorf("unable to provision unused secure port: %w", err) + } + s.SecureServing.Port = strconv.Itoa(port) + s.SecureServing.Address = host + s.SecurePort = port + } + + return nil +} + +func (s *APIServer) setProcessState() error { + if s.EtcdURL == nil { + return fmt.Errorf("expected EtcdURL to be configured") + } + + var err error + + // unconditionally re-set this so we can successfully restart + // TODO(directxman12): we supported this in the past, but do we actually + // want to support re-using an API server object to restart? The loss + // of provisioned users is surprising to say the least. + s.processState = &process.State{ + Dir: s.CertDir, + Path: s.Path, + StartTimeout: s.StartTimeout, + StopTimeout: s.StopTimeout, + } + if err := s.processState.Init("kube-apiserver"); err != nil { + return err + } + + if err := s.configurePorts(); err != nil { + return err + } + + // the secure port will always be on, so use that + s.processState.HealthCheck.URL = *s.SecureServing.URL("https", "/healthz") + + s.CertDir = s.processState.Dir + s.Path = s.processState.Path + s.StartTimeout = s.processState.StartTimeout + s.StopTimeout = s.processState.StopTimeout + + if err := s.populateAPIServerCerts(); err != nil { + return err + } + + if s.SecureServing.Authn == nil { + authn, err := NewCertAuthn() + if err != nil { + return err + } + s.SecureServing.Authn = authn + } + + if err := s.Authn.Configure(s.CertDir, s.Configure()); err != nil { + return err + } + + // NB(directxman12): insecure port is a mess: + // - 1.19 and below have the `--insecure-port` flag, and require it to be set to zero to + // disable it, otherwise the default will be used and we'll conflict. + // - 1.20 requires the flag to be unset or set to zero, and yells at you if you configure it + // - 1.24 won't have the flag at all... + // + // In an effort to automatically do the right thing during this mess, we do feature discovery + // on the flags, and hope that we've "parsed" them properly. + // + // TODO(directxman12): once we support 1.20 as the min version (might be when 1.24 comes out, + // might be around 1.25 or 1.26), remove this logic and the corresponding line in API server's + // default args. + if err := s.discoverFlags(); err != nil { + return err + } + + s.processState.Args, s.Args, err = process.TemplateAndArguments(s.Args, s.Configure(), process.TemplateDefaults{ //nolint:staticcheck + Data: s, + Defaults: s.defaultArgs(), + MinimalDefaults: map[string][]string{ + // as per kubernetes-sigs/controller-runtime#641, we need this (we + // probably need other stuff too, but this is the only thing that was + // previously considered a "minimal default") + "service-cluster-ip-range": {"10.0.0.0/24"}, + + // we need *some* authorization mode for health checks on the secure port, + // so default to RBAC unless the user set something else (in which case + // this'll be ignored due to SliceToArguments using AppendNoDefaults). + "authorization-mode": {"RBAC"}, + }, + }) + if err != nil { + return err + } + + return nil +} + +// discoverFlags checks for certain flags that *must* be set in certain +// versions, and *must not* be set in others. +func (s *APIServer) discoverFlags() error { + // Present: <1.24, Absent: >= 1.24 + present, err := s.processState.CheckFlag("insecure-port") + if err != nil { + return err + } + + if !present { + s.Configure().Disable("insecure-port") + } + + return nil +} + +func (s *APIServer) defaultArgs() map[string][]string { + args := map[string][]string{ + "service-cluster-ip-range": {"10.0.0.0/24"}, + "allow-privileged": {"true"}, + // we're keeping this disabled because if enabled, default SA is + // missing which would force all tests to create one in normal + // apiserver operation this SA is created by controller, but that is + // not run in integration environment + "disable-admission-plugins": {"ServiceAccount"}, + "cert-dir": {s.CertDir}, + "authorization-mode": {"RBAC"}, + "secure-port": {s.SecureServing.Port}, + // NB(directxman12): previously we didn't set the bind address for the secure + // port. It *shouldn't* make a difference unless people are doing something really + // funky, but if you start to get bug reports look here ;-) + "bind-address": {s.SecureServing.Address}, + + // required on 1.20+, fine to leave on for <1.20 + "service-account-issuer": {s.SecureServing.URL("https", "/").String()}, + "service-account-key-file": {filepath.Join(s.CertDir, saCertFile)}, + "service-account-signing-key-file": {filepath.Join(s.CertDir, saKeyFile)}, + } + if s.EtcdURL != nil { + args["etcd-servers"] = []string{s.EtcdURL.String()} + } + if s.URL != nil { + args["insecure-port"] = []string{s.URL.Port()} + args["insecure-bind-address"] = []string{s.URL.Hostname()} + } else { + // TODO(directxman12): remove this once 1.21 is the lowest version we support + // (this might be a while, but this line'll break as of 1.24, so see the comment + // in Start + args["insecure-port"] = []string{"0"} + } + return args +} + +func (s *APIServer) populateAPIServerCerts() error { + _, statErr := os.Stat(filepath.Join(s.CertDir, "apiserver.crt")) + if !os.IsNotExist(statErr) { + return statErr + } + + ca, err := certs.NewTinyCA() + if err != nil { + return err + } + + servingCerts, err := ca.NewServingCert() + if err != nil { + return err + } + + certData, keyData, err := servingCerts.AsBytes() + if err != nil { + return err + } + + if err := ioutil.WriteFile(filepath.Join(s.CertDir, "apiserver.crt"), certData, 0640); err != nil { //nolint:gosec + return err + } + if err := ioutil.WriteFile(filepath.Join(s.CertDir, "apiserver.key"), keyData, 0640); err != nil { //nolint:gosec + return err + } + + s.SecureServing.CA = ca.CA.CertBytes() + + // service account signing files too + saCA, err := certs.NewTinyCA() + if err != nil { + return err + } + + saCert, saKey, err := saCA.CA.AsBytes() + if err != nil { + return err + } + + if err := ioutil.WriteFile(filepath.Join(s.CertDir, saCertFile), saCert, 0640); err != nil { //nolint:gosec + return err + } + return ioutil.WriteFile(filepath.Join(s.CertDir, saKeyFile), saKey, 0640) //nolint:gosec +} + +// Stop stops this process gracefully, waits for its termination, and cleans up +// the CertDir if necessary. +func (s *APIServer) Stop() error { + if s.processState.DirNeedsCleaning { + s.CertDir = "" // reset the directory if it was randomly allocated, so that we can safely restart + } + if s.processState != nil { + if err := s.processState.Stop(); err != nil { + return err + } + } + return s.Authn.Stop() +} + +// APIServerDefaultArgs exposes the default args for the APIServer so that you +// can use those to append your own additional arguments. +// +// Note that these arguments don't handle newer API servers well to due the more +// complex feature detection neeeded. It's recommended that you switch to .Configure +// as you upgrade API server versions. +// +// Deprecated: use APIServer.Configure(). +var APIServerDefaultArgs = []string{ + "--advertise-address=127.0.0.1", + "--etcd-servers={{ if .EtcdURL }}{{ .EtcdURL.String }}{{ end }}", + "--cert-dir={{ .CertDir }}", + "--insecure-port={{ if .URL }}{{ .URL.Port }}{{else}}0{{ end }}", + "{{ if .URL }}--insecure-bind-address={{ .URL.Hostname }}{{ end }}", + "--secure-port={{ if .SecurePort }}{{ .SecurePort }}{{ end }}", + // we're keeping this disabled because if enabled, default SA is missing which would force all tests to create one + // in normal apiserver operation this SA is created by controller, but that is not run in integration environment + "--disable-admission-plugins=ServiceAccount", + "--service-cluster-ip-range=10.0.0.0/24", + "--allow-privileged=true", + // NB(directxman12): we also enable RBAC if nothing else was enabled +} + +// PrepareAPIServer is an internal-only (NEVER SHOULD BE EXPOSED) +// function that sets up the API server just before starting it, +// without actually starting it. This saves time on tests. +// +// NB(directxman12): do not expose this outside of internal -- it's unsafe to +// use, because things like port allocation could race even more than they +// currently do if you later call start! +func PrepareAPIServer(s *APIServer) error { + return s.prepare() +} + +// APIServerArguments is an internal-only (NEVER SHOULD BE EXPOSED) +// function that sets up the API server just before starting it, +// without actually starting it. It's public to make testing easier. +// +// NB(directxman12): do not expose this outside of internal. +func APIServerArguments(s *APIServer) []string { + return s.processState.Args +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/auth.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/auth.go new file mode 100644 index 000000000..b2cd4e5e0 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/auth.go @@ -0,0 +1,142 @@ +/* +Copyright 2021 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 controlplane + +import ( + "fmt" + "io/ioutil" + "path/filepath" + + "k8s.io/client-go/rest" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/certs" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/process" +) + +// User represents a Kubernetes user. +type User struct { + // Name is the user's Name. + Name string + // Groups are the groups to which the user belongs. + Groups []string +} + +// Authn knows how to configure an API server for a particular type of authentication, +// and provision users under that authentication scheme. +// +// The methods must be called in the following order (as presented below in the interface +// for a mnemonic): +// +// 1. Configure +// 2. Start +// 3. AddUsers (0+ calls) +// 4. Stop. +type Authn interface { + // Configure provides the working directory to this authenticator, + // and configures the given API server arguments to make use of this authenticator. + // + // Should be called first. + Configure(workDir string, args *process.Arguments) error + // Start runs this authenticator. Will be called just before API server start. + // + // Must be called after Configure. + Start() error + // AddUser provisions a user, returning a copy of the given base rest.Config + // configured to authenticate as that users. + // + // May only be called while the authenticator is "running". + AddUser(user User, baseCfg *rest.Config) (*rest.Config, error) + // Stop shuts down this authenticator. + Stop() error +} + +// CertAuthn is an authenticator (Authn) that makes use of client certificate authn. +type CertAuthn struct { + // ca is the CA used to sign the client certs + ca *certs.TinyCA + // certDir is the directory used to write the CA crt file + // so that the API server can read it. + certDir string +} + +// NewCertAuthn creates a new client-cert-based Authn with a new CA. +func NewCertAuthn() (*CertAuthn, error) { + ca, err := certs.NewTinyCA() + if err != nil { + return nil, fmt.Errorf("unable to provision client certificate auth CA: %w", err) + } + return &CertAuthn{ + ca: ca, + }, nil +} + +// AddUser provisions a new user that's authenticated via certificates, with +// the given uesrname and groups embedded in the certificate as expected by the +// API server. +func (c *CertAuthn) AddUser(user User, baseCfg *rest.Config) (*rest.Config, error) { + certs, err := c.ca.NewClientCert(certs.ClientInfo{ + Name: user.Name, + Groups: user.Groups, + }) + if err != nil { + return nil, fmt.Errorf("unable to create client certificates for %s: %w", user.Name, err) + } + + crt, key, err := certs.AsBytes() + if err != nil { + return nil, fmt.Errorf("unable to serialize client certificates for %s: %w", user.Name, err) + } + + cfg := rest.CopyConfig(baseCfg) + cfg.CertData = crt + cfg.KeyData = key + + return cfg, nil +} + +// caCrtPath returns the path to the on-disk client-cert CA crt file. +func (c *CertAuthn) caCrtPath() string { + return filepath.Join(c.certDir, "client-cert-auth-ca.crt") +} + +// Configure provides the working directory to this authenticator, +// and configures the given API server arguments to make use of this authenticator. +func (c *CertAuthn) Configure(workDir string, args *process.Arguments) error { + c.certDir = workDir + args.Set("client-ca-file", c.caCrtPath()) + return nil +} + +// Start runs this authenticator. Will be called just before API server start. +// +// Must be called after Configure. +func (c *CertAuthn) Start() error { + if len(c.certDir) == 0 { + return fmt.Errorf("start called before configure") + } + caCrt := c.ca.CA.CertBytes() + if err := ioutil.WriteFile(c.caCrtPath(), caCrt, 0640); err != nil { //nolint:gosec + return fmt.Errorf("unable to save the client certificate CA to %s: %w", c.caCrtPath(), err) + } + + return nil +} + +// Stop shuts down this authenticator. +func (c *CertAuthn) Stop() error { + // no-op -- our workdir is cleaned up for us automatically + return nil +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/etcd.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/etcd.go new file mode 100644 index 000000000..c6d625173 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/etcd.go @@ -0,0 +1,202 @@ +/* +Copyright 2021 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 controlplane + +import ( + "io" + "net" + "net/url" + "strconv" + "time" + + "sigs.k8s.io/controller-runtime/pkg/internal/testing/addr" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/process" +) + +// Etcd knows how to run an etcd server. +type Etcd struct { + // URL is the address the Etcd should listen on for client connections. + // + // If this is not specified, we default to a random free port on localhost. + URL *url.URL + + // Path is the path to the etcd binary. + // + // If this is left as the empty string, we will attempt to locate a binary, + // by checking for the TEST_ASSET_ETCD environment variable, and the default + // test assets directory. See the "Binaries" section above (in doc.go) for + // details. + Path string + + // Args is a list of arguments which will passed to the Etcd binary. Before + // they are passed on, the`y will be evaluated as go-template strings. This + // means you can use fields which are defined and exported on this Etcd + // struct (e.g. "--data-dir={{ .Dir }}"). + // Those templates will be evaluated after the defaulting of the Etcd's + // fields has already happened and just before the binary actually gets + // started. Thus you have access to calculated fields like `URL` and others. + // + // If not specified, the minimal set of arguments to run the Etcd will be + // used. + // + // They will be loaded into the same argument set as Configure. Each flag + // will be Append-ed to the configured arguments just before launch. + // + // Deprecated: use Configure instead. + Args []string + + // DataDir is a path to a directory in which etcd can store its state. + // + // If left unspecified, then the Start() method will create a fresh temporary + // directory, and the Stop() method will clean it up. + DataDir string + + // StartTimeout, StopTimeout specify the time the Etcd is allowed to + // take when starting and stopping before an error is emitted. + // + // If not specified, these default to 20 seconds. + StartTimeout time.Duration + StopTimeout time.Duration + + // Out, Err specify where Etcd should write its StdOut, StdErr to. + // + // If not specified, the output will be discarded. + Out io.Writer + Err io.Writer + + // processState contains the actual details about this running process + processState *process.State + + // args contains the structured arguments to use for running etcd. + // Lazily initialized by .Configure(), Defaulted eventually with .defaultArgs() + args *process.Arguments + + // listenPeerURL is the address the Etcd should listen on for peer connections. + // It's automatically generated and a random port is picked during execution. + listenPeerURL *url.URL +} + +// Start starts the etcd, waits for it to come up, and returns an error, if one +// occoured. +func (e *Etcd) Start() error { + if err := e.setProcessState(); err != nil { + return err + } + return e.processState.Start(e.Out, e.Err) +} + +func (e *Etcd) setProcessState() error { + e.processState = &process.State{ + Dir: e.DataDir, + Path: e.Path, + StartTimeout: e.StartTimeout, + StopTimeout: e.StopTimeout, + } + + // unconditionally re-set this so we can successfully restart + // TODO(directxman12): we supported this in the past, but do we actually + // want to support re-using an API server object to restart? The loss + // of provisioned users is surprising to say the least. + if err := e.processState.Init("etcd"); err != nil { + return err + } + + // Set the listen url. + if e.URL == nil { + port, host, err := addr.Suggest("") + if err != nil { + return err + } + e.URL = &url.URL{ + Scheme: "http", + Host: net.JoinHostPort(host, strconv.Itoa(port)), + } + } + + // Set the listen peer URL. + { + port, host, err := addr.Suggest("") + if err != nil { + return err + } + e.listenPeerURL = &url.URL{ + Scheme: "http", + Host: net.JoinHostPort(host, strconv.Itoa(port)), + } + } + + // can use /health as of etcd 3.3.0 + e.processState.HealthCheck.URL = *e.URL + e.processState.HealthCheck.Path = "/health" + + e.DataDir = e.processState.Dir + e.Path = e.processState.Path + e.StartTimeout = e.processState.StartTimeout + e.StopTimeout = e.processState.StopTimeout + + var err error + e.processState.Args, e.Args, err = process.TemplateAndArguments(e.Args, e.Configure(), process.TemplateDefaults{ //nolint:staticcheck + Data: e, + Defaults: e.defaultArgs(), + }) + return err +} + +// Stop stops this process gracefully, waits for its termination, and cleans up +// the DataDir if necessary. +func (e *Etcd) Stop() error { + if e.processState.DirNeedsCleaning { + e.DataDir = "" // reset the directory if it was randomly allocated, so that we can safely restart + } + return e.processState.Stop() +} + +func (e *Etcd) defaultArgs() map[string][]string { + args := map[string][]string{ + "listen-peer-urls": {e.listenPeerURL.String()}, + "data-dir": {e.DataDir}, + } + if e.URL != nil { + args["advertise-client-urls"] = []string{e.URL.String()} + args["listen-client-urls"] = []string{e.URL.String()} + } + + // Add unsafe no fsync, available from etcd 3.5 + if ok, _ := e.processState.CheckFlag("unsafe-no-fsync"); ok { + args["unsafe-no-fsync"] = []string{"true"} + } + return args +} + +// Configure returns Arguments that may be used to customize the +// flags used to launch etcd. A set of defaults will +// be applied underneath. +func (e *Etcd) Configure() *process.Arguments { + if e.args == nil { + e.args = process.EmptyArguments() + } + return e.args +} + +// EtcdDefaultArgs exposes the default args for Etcd so that you +// can use those to append your own additional arguments. +var EtcdDefaultArgs = []string{ + "--listen-peer-urls=http://localhost:0", + "--advertise-client-urls={{ if .URL }}{{ .URL.String }}{{ end }}", + "--listen-client-urls={{ if .URL }}{{ .URL.String }}{{ end }}", + "--data-dir={{ .DataDir }}", +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/kubectl.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/kubectl.go new file mode 100644 index 000000000..a27b7a0ff --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/kubectl.go @@ -0,0 +1,119 @@ +/* +Copyright 2021 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 controlplane + +import ( + "bytes" + "fmt" + "io" + "net/url" + "os/exec" + + "k8s.io/client-go/rest" + "k8s.io/client-go/tools/clientcmd" + kcapi "k8s.io/client-go/tools/clientcmd/api" + + "sigs.k8s.io/controller-runtime/pkg/internal/testing/process" +) + +const ( + envtestName = "envtest" +) + +// KubeConfigFromREST reverse-engineers a kubeconfig file from a rest.Config. +// The options are tailored towards the rest.Configs we generate, so they're +// not broadly applicable. +// +// This is not intended to be exposed beyond internal for the above reasons. +func KubeConfigFromREST(cfg *rest.Config) ([]byte, error) { + kubeConfig := kcapi.NewConfig() + protocol := "https" + if !rest.IsConfigTransportTLS(*cfg) { + protocol = "http" + } + + // cfg.Host is a URL, so we need to parse it so we can properly append the API path + baseURL, err := url.Parse(cfg.Host) + if err != nil { + return nil, fmt.Errorf("unable to interpret config's host value as a URL: %w", err) + } + + kubeConfig.Clusters[envtestName] = &kcapi.Cluster{ + // TODO(directxman12): if client-go ever decides to expose defaultServerUrlFor(config), + // we can just use that. Note that this is not the same as the public DefaultServerURL, + // which requires us to pass a bunch of stuff in manually. + Server: (&url.URL{Scheme: protocol, Host: baseURL.Host, Path: cfg.APIPath}).String(), + CertificateAuthorityData: cfg.CAData, + } + kubeConfig.AuthInfos[envtestName] = &kcapi.AuthInfo{ + // try to cover all auth strategies that aren't plugins + ClientCertificateData: cfg.CertData, + ClientKeyData: cfg.KeyData, + Token: cfg.BearerToken, + Username: cfg.Username, + Password: cfg.Password, + } + kcCtx := kcapi.NewContext() + kcCtx.Cluster = envtestName + kcCtx.AuthInfo = envtestName + kubeConfig.Contexts[envtestName] = kcCtx + kubeConfig.CurrentContext = envtestName + + contents, err := clientcmd.Write(*kubeConfig) + if err != nil { + return nil, fmt.Errorf("unable to serialize kubeconfig file: %w", err) + } + return contents, nil +} + +// KubeCtl is a wrapper around the kubectl binary. +type KubeCtl struct { + // Path where the kubectl binary can be found. + // + // If this is left empty, we will attempt to locate a binary, by checking for + // the TEST_ASSET_KUBECTL environment variable, and the default test assets + // directory. See the "Binaries" section above (in doc.go) for details. + Path string + + // Opts can be used to configure additional flags which will be used each + // time the wrapped binary is called. + // + // For example, you might want to use this to set the URL of the APIServer to + // connect to. + Opts []string +} + +// Run executes the wrapped binary with some preconfigured options and the +// arguments given to this method. It returns Readers for the stdout and +// stderr. +func (k *KubeCtl) Run(args ...string) (stdout, stderr io.Reader, err error) { + if k.Path == "" { + k.Path = process.BinPathFinder("kubectl", "") + } + + stdoutBuffer := &bytes.Buffer{} + stderrBuffer := &bytes.Buffer{} + allArgs := append(k.Opts, args...) + + cmd := exec.Command(k.Path, allArgs...) + cmd.Stdout = stdoutBuffer + cmd.Stderr = stderrBuffer + + err = cmd.Run() + + return stdoutBuffer, stderrBuffer, err +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/plane.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/plane.go new file mode 100644 index 000000000..36fd3c630 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/controlplane/plane.go @@ -0,0 +1,248 @@ +/* +Copyright 2021 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 controlplane + +import ( + "fmt" + "net/url" + "os" + + kerrors "k8s.io/apimachinery/pkg/util/errors" + "k8s.io/client-go/rest" + "sigs.k8s.io/controller-runtime/pkg/internal/testing/certs" +) + +// NewTinyCA creates a new a tiny CA utility for provisioning serving certs and client certs FOR TESTING ONLY. +// Don't use this for anything else! +var NewTinyCA = certs.NewTinyCA + +// ControlPlane is a struct that knows how to start your test control plane. +// +// Right now, that means Etcd and your APIServer. This is likely to increase in +// future. +type ControlPlane struct { + APIServer *APIServer + Etcd *Etcd + + // Kubectl will override the default asset search path for kubectl + KubectlPath string + + // for the deprecated methods (Kubectl, etc) + defaultUserCfg *rest.Config + defaultUserKubectl *KubeCtl +} + +// Start will start your control plane processes. To stop them, call Stop(). +func (f *ControlPlane) Start() error { + if f.Etcd == nil { + f.Etcd = &Etcd{} + } + if err := f.Etcd.Start(); err != nil { + return err + } + + if f.APIServer == nil { + f.APIServer = &APIServer{} + } + f.APIServer.EtcdURL = f.Etcd.URL + if err := f.APIServer.Start(); err != nil { + return err + } + + // provision the default user -- can be removed when the related + // methods are removed. The default user has admin permissions to + // mimic legacy no-authz setups. + user, err := f.AddUser(User{Name: "default", Groups: []string{"system:masters"}}, &rest.Config{}) + if err != nil { + return fmt.Errorf("unable to provision the default (legacy) user: %w", err) + } + kubectl, err := user.Kubectl() + if err != nil { + return fmt.Errorf("unable to provision the default (legacy) kubeconfig: %w", err) + } + f.defaultUserCfg = user.Config() + f.defaultUserKubectl = kubectl + return nil +} + +// Stop will stop your control plane processes, and clean up their data. +func (f *ControlPlane) Stop() error { + var errList []error + + if f.APIServer != nil { + if err := f.APIServer.Stop(); err != nil { + errList = append(errList, err) + } + } + if f.Etcd != nil { + if err := f.Etcd.Stop(); err != nil { + errList = append(errList, err) + } + } + + return kerrors.NewAggregate(errList) +} + +// APIURL returns the URL you should connect to to talk to your API server. +// +// If insecure serving is configured, this will contain the insecure port. +// Otherwise, it will contain the secure port. +// +// Deprecated: use AddUser instead, or APIServer.{Ins|S}ecureServing.URL if +// you really want just the URL. +func (f *ControlPlane) APIURL() *url.URL { + return f.APIServer.URL +} + +// KubeCtl returns a pre-configured KubeCtl, ready to connect to this +// ControlPlane. +// +// Deprecated: use AddUser & AuthenticatedUser.Kubectl instead. +func (f *ControlPlane) KubeCtl() *KubeCtl { + return f.defaultUserKubectl +} + +// RESTClientConfig returns a pre-configured restconfig, ready to connect to +// this ControlPlane. +// +// Deprecated: use AddUser & AuthenticatedUser.Config instead. +func (f *ControlPlane) RESTClientConfig() (*rest.Config, error) { + return f.defaultUserCfg, nil +} + +// AuthenticatedUser contains access information for an provisioned user, +// including REST config, kubeconfig contents, and access to a KubeCtl instance. +// +// It's not "safe" to use the methods on this till after the API server has been +// started (due to certificate initialization and such). The various methods will +// panic if this is done. +type AuthenticatedUser struct { + // cfg is the rest.Config for connecting to the API server. It's lazily initialized. + cfg *rest.Config + // cfgIsComplete indicates the cfg has had late-initialized fields (e.g. + // API server CA data) initialized. + cfgIsComplete bool + + // apiServer is a handle to the APIServer that's used when finalizing cfg + // and producing the kubectl instance. + plane *ControlPlane + + // kubectl is our existing, provisioned kubectl. We don't provision one + // till someone actually asks for it. + kubectl *KubeCtl +} + +// Config returns the REST config that can be used to connect to the API server +// as this user. +// +// Will panic if used before the API server is started. +func (u *AuthenticatedUser) Config() *rest.Config { + // NB(directxman12): we choose to panic here for ergonomics sake, and because there's + // not really much you can do to "handle" this error. This machinery is intended to be + // used in tests anyway, so panicing is not a particularly big deal. + if u.cfgIsComplete { + return u.cfg + } + if len(u.plane.APIServer.SecureServing.CA) == 0 { + panic("the API server has not yet been started, please do that before accessing connection details") + } + + u.cfg.CAData = u.plane.APIServer.SecureServing.CA + u.cfg.Host = u.plane.APIServer.SecureServing.URL("https", "/").String() + u.cfgIsComplete = true + return u.cfg +} + +// KubeConfig returns a KubeConfig that's roughly equivalent to this user's REST config. +// +// Will panic if used before the API server is started. +func (u AuthenticatedUser) KubeConfig() ([]byte, error) { + // NB(directxman12): we don't return the actual API object to avoid yet another + // piece of kubernetes API in our public API, and also because generally the thing + // you want to do with this is just write it out to a file for external debugging + // purposes, etc. + return KubeConfigFromREST(u.Config()) +} + +// Kubectl returns a KubeCtl instance for talking to the API server as this user. It uses +// a kubeconfig equivalent to that returned by .KubeConfig. +// +// Will panic if used before the API server is started. +func (u *AuthenticatedUser) Kubectl() (*KubeCtl, error) { + if u.kubectl != nil { + return u.kubectl, nil + } + if len(u.plane.APIServer.CertDir) == 0 { + panic("the API server has not yet been started, please do that before accessing connection details") + } + + // cleaning this up is handled when our tmpDir is deleted + out, err := os.CreateTemp(u.plane.APIServer.CertDir, "*.kubecfg") + if err != nil { + return nil, fmt.Errorf("unable to create file for kubeconfig: %w", err) + } + defer out.Close() + contents, err := KubeConfigFromREST(u.Config()) + if err != nil { + return nil, err + } + if _, err := out.Write(contents); err != nil { + return nil, fmt.Errorf("unable to write kubeconfig to disk at %s: %w", out.Name(), err) + } + k := &KubeCtl{ + Path: u.plane.KubectlPath, + } + k.Opts = append(k.Opts, fmt.Sprintf("--kubeconfig=%s", out.Name())) + u.kubectl = k + return k, nil +} + +// AddUser provisions a new user in the cluster. It uses the APIServer's authentication +// strategy -- see APIServer.SecureServing.Authn. +// +// Unlike AddUser, it's safe to pass a nil rest.Config here if you have no +// particular opinions about the config. +// +// The default authentication strategy is not guaranteed to any specific strategy, but it is +// guaranteed to be callable both before and after Start has been called (but, as noted in the +// AuthenticatedUser docs, the given user objects are only valid after Start has been called). +func (f *ControlPlane) AddUser(user User, baseConfig *rest.Config) (*AuthenticatedUser, error) { + if f.GetAPIServer().SecureServing.Authn == nil { + return nil, fmt.Errorf("no API server authentication is configured yet. The API server defaults one when Start is called, did you mean to use that?") + } + + if baseConfig == nil { + baseConfig = &rest.Config{} + } + cfg, err := f.GetAPIServer().SecureServing.AddUser(user, baseConfig) + if err != nil { + return nil, err + } + + return &AuthenticatedUser{ + cfg: cfg, + plane: f, + }, nil +} + +// GetAPIServer returns this ControlPlane's APIServer, initializing it if necessary. +func (f *ControlPlane) GetAPIServer() *APIServer { + if f.APIServer == nil { + f.APIServer = &APIServer{} + } + return f.APIServer +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/arguments.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/arguments.go new file mode 100644 index 000000000..6c2c91e14 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/arguments.go @@ -0,0 +1,340 @@ +/* +Copyright 2021 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 process + +import ( + "bytes" + "html/template" + "sort" + "strings" +) + +// RenderTemplates returns an []string to render the templates +// +// Deprecated: will be removed in favor of Arguments. +func RenderTemplates(argTemplates []string, data interface{}) (args []string, err error) { + var t *template.Template + + for _, arg := range argTemplates { + t, err = template.New(arg).Parse(arg) + if err != nil { + args = nil + return + } + + buf := &bytes.Buffer{} + err = t.Execute(buf, data) + if err != nil { + args = nil + return + } + args = append(args, buf.String()) + } + + return +} + +// SliceToArguments converts a slice of arguments to structured arguments, +// appending each argument that starts with `--` and contains an `=` to the +// argument set (ignoring defaults), returning the rest. +// +// Deprecated: will be removed when RenderTemplates is removed. +func SliceToArguments(sliceArgs []string, args *Arguments) []string { + var rest []string + for i, arg := range sliceArgs { + if arg == "--" { + rest = append(rest, sliceArgs[i:]...) + return rest + } + // skip non-flag arguments, skip arguments w/o equals because we + // can't tell if the next argument should take a value + if !strings.HasPrefix(arg, "--") || !strings.Contains(arg, "=") { + rest = append(rest, arg) + continue + } + + parts := strings.SplitN(arg[2:], "=", 2) + name := parts[0] + val := parts[1] + + args.AppendNoDefaults(name, val) + } + + return rest +} + +// TemplateDefaults specifies defaults to be used for joining structured arguments with templates. +// +// Deprecated: will be removed when RenderTemplates is removed. +type TemplateDefaults struct { + // Data will be used to render the template. + Data interface{} + // Defaults will be used to default structured arguments if no template is passed. + Defaults map[string][]string + // MinimalDefaults will be used to default structured arguments if a template is passed. + // Use this for flags which *must* be present. + MinimalDefaults map[string][]string // for api server service-cluster-ip-range +} + +// TemplateAndArguments joins structured arguments and non-structured arguments, preserving existing +// behavior. Namely: +// +// 1. if templ has len > 0, it will be rendered against data +// 2. the rendered template values that look like `--foo=bar` will be split +// and appended to args, the rest will be kept around +// 3. the given args will be rendered as string form. If a template is given, +// no defaults will be used, otherwise defaults will be used +// 4. a result of [args..., rest...] will be returned +// +// It returns the resulting rendered arguments, plus the arguments that were +// not transferred to `args` during rendering. +// +// Deprecated: will be removed when RenderTemplates is removed. +func TemplateAndArguments(templ []string, args *Arguments, data TemplateDefaults) (allArgs []string, nonFlagishArgs []string, err error) { + if len(templ) == 0 { // 3 & 4 (no template case) + return args.AsStrings(data.Defaults), nil, nil + } + + // 1: render the template + rendered, err := RenderTemplates(templ, data.Data) + if err != nil { + return nil, nil, err + } + + // 2: filter out structured args and add them to args + rest := SliceToArguments(rendered, args) + + // 3 (template case): render structured args, no defaults (matching the + // legacy case where if Args was specified, no defaults were used) + res := args.AsStrings(data.MinimalDefaults) + + // 4: return the rendered structured args + all non-structured args + return append(res, rest...), rest, nil +} + +// EmptyArguments constructs an empty set of flags with no defaults. +func EmptyArguments() *Arguments { + return &Arguments{ + values: make(map[string]Arg), + } +} + +// Arguments are structured, overridable arguments. +// Each Arguments object contains some set of default arguments, which may +// be appended to, or overridden. +// +// When ready, you can serialize them to pass to exec.Command and friends using +// AsStrings. +// +// All flag-setting methods return the *same* instance of Arguments so that you +// can chain calls. +type Arguments struct { + // values contains the user-set values for the arguments. + // `values[key] = dontPass` means "don't pass this flag" + // `values[key] = passAsName` means "pass this flag without args like --key` + // `values[key] = []string{a, b, c}` means "--key=a --key=b --key=c` + // any values not explicitly set here will be copied from defaults on final rendering. + values map[string]Arg +} + +// Arg is an argument that has one or more values, +// and optionally falls back to default values. +type Arg interface { + // Append adds new values to this argument, returning + // a new instance contain the new value. The intermediate + // argument should generally be assumed to be consumed. + Append(vals ...string) Arg + // Get returns the full set of values, optionally including + // the passed in defaults. If it returns nil, this will be + // skipped. If it returns a non-nil empty slice, it'll be + // assumed that the argument should be passed as name-only. + Get(defaults []string) []string +} + +type userArg []string + +func (a userArg) Append(vals ...string) Arg { + return userArg(append(a, vals...)) //nolint:unconvert +} +func (a userArg) Get(_ []string) []string { + return []string(a) +} + +type defaultedArg []string + +func (a defaultedArg) Append(vals ...string) Arg { + return defaultedArg(append(a, vals...)) //nolint:unconvert +} +func (a defaultedArg) Get(defaults []string) []string { + res := append([]string(nil), defaults...) + return append(res, a...) +} + +type dontPassArg struct{} + +func (a dontPassArg) Append(vals ...string) Arg { + return userArg(vals) +} +func (dontPassArg) Get(_ []string) []string { + return nil +} + +type passAsNameArg struct{} + +func (a passAsNameArg) Append(_ ...string) Arg { + return passAsNameArg{} +} +func (passAsNameArg) Get(_ []string) []string { + return []string{} +} + +var ( + // DontPass indicates that the given argument will not actually be + // rendered. + DontPass Arg = dontPassArg{} + // PassAsName indicates that the given flag will be passed as `--key` + // without any value. + PassAsName Arg = passAsNameArg{} +) + +// AsStrings serializes this set of arguments to a slice of strings appropriate +// for passing to exec.Command and friends, making use of the given defaults +// as indicated for each particular argument. +// +// - Any flag in defaults that's not in Arguments will be present in the output +// - Any flag that's present in Arguments will be passed the corresponding +// defaults to do with as it will (ignore, append-to, suppress, etc). +func (a *Arguments) AsStrings(defaults map[string][]string) []string { + // sort for deterministic ordering + keysInOrder := make([]string, 0, len(defaults)+len(a.values)) + for key := range defaults { + if _, userSet := a.values[key]; userSet { + continue + } + keysInOrder = append(keysInOrder, key) + } + for key := range a.values { + keysInOrder = append(keysInOrder, key) + } + sort.Strings(keysInOrder) + + var res []string + for _, key := range keysInOrder { + vals := a.Get(key).Get(defaults[key]) + switch { + case vals == nil: // don't pass + continue + case len(vals) == 0: // pass as name + res = append(res, "--"+key) + default: + for _, val := range vals { + res = append(res, "--"+key+"="+val) + } + } + } + + return res +} + +// Get returns the value of the given flag. If nil, +// it will not be passed in AsString, otherwise: +// +// len == 0 --> `--key`, len > 0 --> `--key=val1 --key=val2 ...`. +func (a *Arguments) Get(key string) Arg { + if vals, ok := a.values[key]; ok { + return vals + } + return defaultedArg(nil) +} + +// Enable configures the given key to be passed as a "name-only" flag, +// like, `--key`. +func (a *Arguments) Enable(key string) *Arguments { + a.values[key] = PassAsName + return a +} + +// Disable prevents this flag from be passed. +func (a *Arguments) Disable(key string) *Arguments { + a.values[key] = DontPass + return a +} + +// Append adds additional values to this flag. If this flag has +// yet to be set, initial values will include defaults. If you want +// to intentionally ignore defaults/start from scratch, call AppendNoDefaults. +// +// Multiple values will look like `--key=value1 --key=value2 ...`. +func (a *Arguments) Append(key string, values ...string) *Arguments { + vals, present := a.values[key] + if !present { + vals = defaultedArg{} + } + a.values[key] = vals.Append(values...) + return a +} + +// AppendNoDefaults adds additional values to this flag. However, +// unlike Append, it will *not* copy values from defaults. +func (a *Arguments) AppendNoDefaults(key string, values ...string) *Arguments { + vals, present := a.values[key] + if !present { + vals = userArg{} + } + a.values[key] = vals.Append(values...) + return a +} + +// Set resets the given flag to the specified values, ignoring any existing +// values or defaults. +func (a *Arguments) Set(key string, values ...string) *Arguments { + a.values[key] = userArg(values) + return a +} + +// SetRaw sets the given flag to the given Arg value directly. Use this if +// you need to do some complicated deferred logic or something. +// +// Otherwise behaves like Set. +func (a *Arguments) SetRaw(key string, val Arg) *Arguments { + a.values[key] = val + return a +} + +// FuncArg is a basic implementation of Arg that can be used for custom argument logic, +// like pulling values out of APIServer, or dynamically calculating values just before +// launch. +// +// The given function will be mapped directly to Arg#Get, and will generally be +// used in conjunction with SetRaw. For example, to set `--some-flag` to the +// API server's CertDir, you could do: +// +// server.Configure().SetRaw("--some-flag", FuncArg(func(defaults []string) []string { +// return []string{server.CertDir} +// })) +// +// FuncArg ignores Appends; if you need to support appending values too, consider implementing +// Arg directly. +type FuncArg func([]string) []string + +// Append is a no-op for FuncArg, and just returns itself. +func (a FuncArg) Append(vals ...string) Arg { return a } + +// Get delegates functionality to the FuncArg function itself. +func (a FuncArg) Get(defaults []string) []string { + return a(defaults) +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/bin_path_finder.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/bin_path_finder.go new file mode 100644 index 000000000..e1428aa6e --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/bin_path_finder.go @@ -0,0 +1,70 @@ +/* +Copyright 2021 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 process + +import ( + "os" + "path/filepath" + "regexp" + "strings" +) + +const ( + // EnvAssetsPath is the environment variable that stores the global test + // binary location override. + EnvAssetsPath = "KUBEBUILDER_ASSETS" + // EnvAssetOverridePrefix is the environment variable prefix for per-binary + // location overrides. + EnvAssetOverridePrefix = "TEST_ASSET_" + // AssetsDefaultPath is the default location to look for test binaries in, + // if no override was provided. + AssetsDefaultPath = "/usr/local/kubebuilder/bin" +) + +// BinPathFinder finds the path to the given named binary, using the following locations +// in order of precedence (highest first). Notice that the various env vars only need +// to be set -- the asset is not checked for existence on the filesystem. +// +// 1. TEST_ASSET_{tr/a-z-/A-Z_/} (if set; asset overrides -- EnvAssetOverridePrefix) +// 1. KUBEBUILDER_ASSETS (if set; global asset path -- EnvAssetsPath) +// 3. assetDirectory (if set; per-config asset directory) +// 4. /usr/local/kubebuilder/bin (AssetsDefaultPath). +func BinPathFinder(symbolicName, assetDirectory string) (binPath string) { + punctuationPattern := regexp.MustCompile("[^A-Z0-9]+") + sanitizedName := punctuationPattern.ReplaceAllString(strings.ToUpper(symbolicName), "_") + leadingNumberPattern := regexp.MustCompile("^[0-9]+") + sanitizedName = leadingNumberPattern.ReplaceAllString(sanitizedName, "") + envVar := EnvAssetOverridePrefix + sanitizedName + + // TEST_ASSET_XYZ + if val, ok := os.LookupEnv(envVar); ok { + return val + } + + // KUBEBUILDER_ASSETS + if val, ok := os.LookupEnv(EnvAssetsPath); ok { + return filepath.Join(val, symbolicName) + } + + // assetDirectory + if assetDirectory != "" { + return filepath.Join(assetDirectory, symbolicName) + } + + // default path + return filepath.Join(AssetsDefaultPath, symbolicName) +} diff --git a/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/process.go b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/process.go new file mode 100644 index 000000000..4675f9b94 --- /dev/null +++ b/vendor/sigs.k8s.io/controller-runtime/pkg/internal/testing/process/process.go @@ -0,0 +1,277 @@ +/* +Copyright 2021 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 process + +import ( + "crypto/tls" + "fmt" + "io" + "io/ioutil" + "net" + "net/http" + "net/url" + "os" + "os/exec" + "path" + "regexp" + "sync" + "syscall" + "time" +) + +// ListenAddr represents some listening address and port. +type ListenAddr struct { + Address string + Port string +} + +// URL returns a URL for this address with the given scheme and subpath. +func (l *ListenAddr) URL(scheme string, path string) *url.URL { + return &url.URL{ + Scheme: scheme, + Host: l.HostPort(), + Path: path, + } +} + +// HostPort returns the joined host-port pair for this address. +func (l *ListenAddr) HostPort() string { + return net.JoinHostPort(l.Address, l.Port) +} + +// HealthCheck describes the information needed to health-check a process via +// some health-check URL. +type HealthCheck struct { + url.URL + + // HealthCheckPollInterval is the interval which will be used for polling the + // endpoint described by Host, Port, and Path. + // + // If left empty it will default to 100 Milliseconds. + PollInterval time.Duration +} + +// State define the state of the process. +type State struct { + Cmd *exec.Cmd + + // HealthCheck describes how to check if this process is up. If we get an http.StatusOK, + // we assume the process is ready to operate. + // + // For example, the /healthz endpoint of the k8s API server, or the /health endpoint of etcd. + HealthCheck HealthCheck + + Args []string + + StopTimeout time.Duration + StartTimeout time.Duration + + Dir string + DirNeedsCleaning bool + Path string + + // ready holds wether the process is currently in ready state (hit the ready condition) or not. + // It will be set to true on a successful `Start()` and set to false on a successful `Stop()` + ready bool + + // waitDone is closed when our call to wait finishes up, and indicates that + // our process has terminated. + waitDone chan struct{} + errMu sync.Mutex + exitErr error + exited bool +} + +// Init sets up this process, configuring binary paths if missing, initializing +// temporary directories, etc. +// +// This defaults all defaultable fields. +func (ps *State) Init(name string) error { + if ps.Path == "" { + if name == "" { + return fmt.Errorf("must have at least one of name or path") + } + ps.Path = BinPathFinder(name, "") + } + + if ps.Dir == "" { + newDir, err := ioutil.TempDir("", "k8s_test_framework_") + if err != nil { + return err + } + ps.Dir = newDir + ps.DirNeedsCleaning = true + } + + if ps.StartTimeout == 0 { + ps.StartTimeout = 20 * time.Second + } + + if ps.StopTimeout == 0 { + ps.StopTimeout = 20 * time.Second + } + return nil +} + +type stopChannel chan struct{} + +// CheckFlag checks the help output of this command for the presence of the given flag, specified +// without the leading `--` (e.g. `CheckFlag("insecure-port")` checks for `--insecure-port`), +// returning true if the flag is present. +func (ps *State) CheckFlag(flag string) (bool, error) { + cmd := exec.Command(ps.Path, "--help") + outContents, err := cmd.CombinedOutput() + if err != nil { + return false, fmt.Errorf("unable to run command %q to check for flag %q: %w", ps.Path, flag, err) + } + pat := `(?m)^\s*--` + flag + `\b` // (m --> multi-line --> ^ matches start of line) + matched, err := regexp.Match(pat, outContents) + if err != nil { + return false, fmt.Errorf("unable to check command %q for flag %q in help output: %w", ps.Path, flag, err) + } + return matched, nil +} + +// Start starts the apiserver, waits for it to come up, and returns an error, +// if occurred. +func (ps *State) Start(stdout, stderr io.Writer) (err error) { + if ps.ready { + return nil + } + + ps.Cmd = exec.Command(ps.Path, ps.Args...) + ps.Cmd.Stdout = stdout + ps.Cmd.Stderr = stderr + + ready := make(chan bool) + timedOut := time.After(ps.StartTimeout) + pollerStopCh := make(stopChannel) + go pollURLUntilOK(ps.HealthCheck.URL, ps.HealthCheck.PollInterval, ready, pollerStopCh) + + ps.waitDone = make(chan struct{}) + + if err := ps.Cmd.Start(); err != nil { + ps.errMu.Lock() + defer ps.errMu.Unlock() + ps.exited = true + return err + } + go func() { + defer close(ps.waitDone) + err := ps.Cmd.Wait() + + ps.errMu.Lock() + defer ps.errMu.Unlock() + ps.exitErr = err + ps.exited = true + }() + + select { + case <-ready: + ps.ready = true + return nil + case <-ps.waitDone: + if pollerStopCh != nil { + close(pollerStopCh) + } + return fmt.Errorf("timeout waiting for process %s to start successfully "+ + "(it may have failed to start, or stopped unexpectedly before becoming ready)", + path.Base(ps.Path)) + case <-timedOut: + if pollerStopCh != nil { + close(pollerStopCh) + } + if ps.Cmd != nil { + // intentionally ignore this -- we might've crashed, failed to start, etc + ps.Cmd.Process.Signal(syscall.SIGTERM) //nolint:errcheck + } + return fmt.Errorf("timeout waiting for process %s to start", path.Base(ps.Path)) + } +} + +// Exited returns true if the process exited, and may also +// return an error (as per Cmd.Wait) if the process did not +// exit with error code 0. +func (ps *State) Exited() (bool, error) { + ps.errMu.Lock() + defer ps.errMu.Unlock() + return ps.exited, ps.exitErr +} + +func pollURLUntilOK(url url.URL, interval time.Duration, ready chan bool, stopCh stopChannel) { + client := &http.Client{ + Transport: &http.Transport{ + TLSClientConfig: &tls.Config{ + // there's probably certs *somewhere*, + // but it's fine to just skip validating + // them for health checks during testing + InsecureSkipVerify: true, //nolint:gosec + }, + }, + } + if interval <= 0 { + interval = 100 * time.Millisecond + } + for { + res, err := client.Get(url.String()) + if err == nil { + res.Body.Close() + if res.StatusCode == http.StatusOK { + ready <- true + return + } + } + + select { + case <-stopCh: + return + default: + time.Sleep(interval) + } + } +} + +// Stop stops this process gracefully, waits for its termination, and cleans up +// the CertDir if necessary. +func (ps *State) Stop() error { + // Always clear the directory if we need to. + defer func() { + if ps.DirNeedsCleaning { + _ = os.RemoveAll(ps.Dir) + } + }() + if ps.Cmd == nil { + return nil + } + if done, _ := ps.Exited(); done { + return nil + } + if err := ps.Cmd.Process.Signal(syscall.SIGTERM); err != nil { + return fmt.Errorf("unable to signal for process %s to stop: %w", ps.Path, err) + } + + timedOut := time.After(ps.StopTimeout) + + select { + case <-ps.waitDone: + break + case <-timedOut: + return fmt.Errorf("timeout waiting for process %s to stop", path.Base(ps.Path)) + } + ps.ready = false + return nil +} |
