197 lines
9.6 KiB
Go
197 lines
9.6 KiB
Go
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/*
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Copyright 2016 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package request
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import (
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"net/http"
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"reflect"
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"testing"
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"k8s.io/apimachinery/pkg/util/sets"
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)
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type fakeRL bool
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func (fakeRL) Stop() {}
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func (f fakeRL) TryAccept() bool { return bool(f) }
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func (f fakeRL) Accept() {}
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func TestGetAPIRequestInfo(t *testing.T) {
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namespaceAll := "" // TODO(sttts): solve import cycle when using metav1.NamespaceAll
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successCases := []struct {
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method string
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url string
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expectedVerb string
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expectedAPIPrefix string
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expectedAPIGroup string
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expectedAPIVersion string
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expectedNamespace string
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expectedResource string
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expectedSubresource string
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expectedName string
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expectedParts []string
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}{
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// resource paths
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{"GET", "/api/v1/namespaces", "list", "api", "", "v1", "", "namespaces", "", "", []string{"namespaces"}},
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{"GET", "/api/v1/namespaces/other", "get", "api", "", "v1", "other", "namespaces", "", "other", []string{"namespaces", "other"}},
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{"GET", "/api/v1/namespaces/other/pods", "list", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/namespaces/other/pods/foo", "get", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"HEAD", "/api/v1/namespaces/other/pods/foo", "get", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"GET", "/api/v1/pods", "list", "api", "", "v1", namespaceAll, "pods", "", "", []string{"pods"}},
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{"HEAD", "/api/v1/pods", "list", "api", "", "v1", namespaceAll, "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/namespaces/other/pods/foo", "get", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"GET", "/api/v1/namespaces/other/pods", "list", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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// special verbs
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{"GET", "/api/v1/proxy/namespaces/other/pods/foo", "proxy", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"GET", "/api/v1/proxy/namespaces/other/pods/foo/subpath/not/a/subresource", "proxy", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo", "subpath", "not", "a", "subresource"}},
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{"GET", "/api/v1/redirect/namespaces/other/pods/foo", "redirect", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"GET", "/api/v1/redirect/namespaces/other/pods/foo/subpath/not/a/subresource", "redirect", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo", "subpath", "not", "a", "subresource"}},
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{"GET", "/api/v1/watch/pods", "watch", "api", "", "v1", namespaceAll, "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/pods?watch=true", "watch", "api", "", "v1", namespaceAll, "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/pods?watch=false", "list", "api", "", "v1", namespaceAll, "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/watch/namespaces/other/pods", "watch", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/namespaces/other/pods?watch=1", "watch", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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{"GET", "/api/v1/namespaces/other/pods?watch=0", "list", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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// subresource identification
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{"GET", "/api/v1/namespaces/other/pods/foo/status", "get", "api", "", "v1", "other", "pods", "status", "foo", []string{"pods", "foo", "status"}},
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{"GET", "/api/v1/namespaces/other/pods/foo/proxy/subpath", "get", "api", "", "v1", "other", "pods", "proxy", "foo", []string{"pods", "foo", "proxy", "subpath"}},
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{"PUT", "/api/v1/namespaces/other/finalize", "update", "api", "", "v1", "other", "namespaces", "finalize", "other", []string{"namespaces", "other", "finalize"}},
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{"PUT", "/api/v1/namespaces/other/status", "update", "api", "", "v1", "other", "namespaces", "status", "other", []string{"namespaces", "other", "status"}},
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// verb identification
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{"PATCH", "/api/v1/namespaces/other/pods/foo", "patch", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"DELETE", "/api/v1/namespaces/other/pods/foo", "delete", "api", "", "v1", "other", "pods", "", "foo", []string{"pods", "foo"}},
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{"POST", "/api/v1/namespaces/other/pods", "create", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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// deletecollection verb identification
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{"DELETE", "/api/v1/nodes", "deletecollection", "api", "", "v1", "", "nodes", "", "", []string{"nodes"}},
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{"DELETE", "/api/v1/namespaces", "deletecollection", "api", "", "v1", "", "namespaces", "", "", []string{"namespaces"}},
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{"DELETE", "/api/v1/namespaces/other/pods", "deletecollection", "api", "", "v1", "other", "pods", "", "", []string{"pods"}},
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{"DELETE", "/apis/extensions/v1/namespaces/other/pods", "deletecollection", "api", "extensions", "v1", "other", "pods", "", "", []string{"pods"}},
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// api group identification
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{"POST", "/apis/extensions/v1/namespaces/other/pods", "create", "api", "extensions", "v1", "other", "pods", "", "", []string{"pods"}},
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// api version identification
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{"POST", "/apis/extensions/v1beta3/namespaces/other/pods", "create", "api", "extensions", "v1beta3", "other", "pods", "", "", []string{"pods"}},
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}
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resolver := newTestRequestInfoResolver()
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for _, successCase := range successCases {
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req, _ := http.NewRequest(successCase.method, successCase.url, nil)
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apiRequestInfo, err := resolver.NewRequestInfo(req)
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if err != nil {
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t.Errorf("Unexpected error for url: %s %v", successCase.url, err)
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}
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if !apiRequestInfo.IsResourceRequest {
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t.Errorf("Expected resource request")
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}
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if successCase.expectedVerb != apiRequestInfo.Verb {
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t.Errorf("Unexpected verb for url: %s, expected: %s, actual: %s", successCase.url, successCase.expectedVerb, apiRequestInfo.Verb)
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}
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if successCase.expectedAPIVersion != apiRequestInfo.APIVersion {
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t.Errorf("Unexpected apiVersion for url: %s, expected: %s, actual: %s", successCase.url, successCase.expectedAPIVersion, apiRequestInfo.APIVersion)
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}
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if successCase.expectedNamespace != apiRequestInfo.Namespace {
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t.Errorf("Unexpected namespace for url: %s, expected: %s, actual: %s", successCase.url, successCase.expectedNamespace, apiRequestInfo.Namespace)
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}
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if successCase.expectedResource != apiRequestInfo.Resource {
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t.Errorf("Unexpected resource for url: %s, expected: %s, actual: %s", successCase.url, successCase.expectedResource, apiRequestInfo.Resource)
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}
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if successCase.expectedSubresource != apiRequestInfo.Subresource {
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t.Errorf("Unexpected resource for url: %s, expected: %s, actual: %s", successCase.url, successCase.expectedSubresource, apiRequestInfo.Subresource)
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}
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if successCase.expectedName != apiRequestInfo.Name {
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t.Errorf("Unexpected name for url: %s, expected: %s, actual: %s", successCase.url, successCase.expectedName, apiRequestInfo.Name)
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}
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if !reflect.DeepEqual(successCase.expectedParts, apiRequestInfo.Parts) {
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t.Errorf("Unexpected parts for url: %s, expected: %v, actual: %v", successCase.url, successCase.expectedParts, apiRequestInfo.Parts)
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}
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}
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errorCases := map[string]string{
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"no resource path": "/",
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"just apiversion": "/api/version/",
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"just prefix, group, version": "/apis/group/version/",
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"apiversion with no resource": "/api/version/",
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"bad prefix": "/badprefix/version/resource",
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"missing api group": "/apis/version/resource",
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}
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for k, v := range errorCases {
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req, err := http.NewRequest("GET", v, nil)
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if err != nil {
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t.Errorf("Unexpected error %v", err)
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}
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apiRequestInfo, err := resolver.NewRequestInfo(req)
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if err != nil {
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t.Errorf("%s: Unexpected error %v", k, err)
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}
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if apiRequestInfo.IsResourceRequest {
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t.Errorf("%s: expected non-resource request", k)
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}
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}
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}
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func TestGetNonAPIRequestInfo(t *testing.T) {
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tests := map[string]struct {
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url string
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expected bool
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}{
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"simple groupless": {"/api/version/resource", true},
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"simple group": {"/apis/group/version/resource/name/subresource", true},
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"more steps": {"/api/version/resource/name/subresource", true},
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"group list": {"/apis/batch/v1/job", true},
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"group get": {"/apis/batch/v1/job/foo", true},
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"group subresource": {"/apis/batch/v1/job/foo/scale", true},
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"bad root": {"/not-api/version/resource", false},
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"group without enough steps": {"/apis/extensions/v1beta1", false},
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"group without enough steps 2": {"/apis/extensions/v1beta1/", false},
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"not enough steps": {"/api/version", false},
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"one step": {"/api", false},
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"zero step": {"/", false},
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"empty": {"", false},
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}
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resolver := newTestRequestInfoResolver()
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for testName, tc := range tests {
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req, _ := http.NewRequest("GET", tc.url, nil)
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apiRequestInfo, err := resolver.NewRequestInfo(req)
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if err != nil {
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t.Errorf("%s: Unexpected error %v", testName, err)
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}
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if e, a := tc.expected, apiRequestInfo.IsResourceRequest; e != a {
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t.Errorf("%s: expected %v, actual %v", testName, e, a)
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}
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}
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}
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func newTestRequestInfoResolver() *RequestInfoFactory {
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return &RequestInfoFactory{
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APIPrefixes: sets.NewString("api", "apis"),
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GrouplessAPIPrefixes: sets.NewString("api"),
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}
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}
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