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Add support for end-users to create their own conformance profiles (#…
…2864) * Add support for end users to have their own conformance profiles * gofumpt code * fix copyright date * allow multiple fs.FS to be provided This lets downstreams to have their own tests with embedded yaml files * add godoc
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,152 @@ | ||
| /* | ||
| Copyright 2024 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 conformance | ||
|
|
||
| import ( | ||
| "io/fs" | ||
| "os" | ||
| "testing" | ||
|
|
||
| v1 "sigs.k8s.io/gateway-api/apis/v1" | ||
| "sigs.k8s.io/gateway-api/apis/v1alpha2" | ||
| "sigs.k8s.io/gateway-api/apis/v1beta1" | ||
| confv1 "sigs.k8s.io/gateway-api/conformance/apis/v1" | ||
| "sigs.k8s.io/gateway-api/conformance/tests" | ||
| conformanceconfig "sigs.k8s.io/gateway-api/conformance/utils/config" | ||
| "sigs.k8s.io/gateway-api/conformance/utils/flags" | ||
| "sigs.k8s.io/gateway-api/conformance/utils/suite" | ||
|
|
||
| "github.com/stretchr/testify/require" | ||
| apiextensionsv1 "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" | ||
| clientset "k8s.io/client-go/kubernetes" | ||
| "sigs.k8s.io/controller-runtime/pkg/client" | ||
| "sigs.k8s.io/controller-runtime/pkg/client/config" | ||
| "sigs.k8s.io/yaml" | ||
| ) | ||
|
|
||
| // DefaultOptions will parse command line flags to populate a | ||
| // ConformanceOptions struct. It will also initialize the various clients | ||
| // required by the tests. | ||
| func DefaultOptions(t *testing.T) suite.ConformanceOptions { | ||
| cfg, err := config.GetConfig() | ||
| require.NoError(t, err, "error loading Kubernetes config") | ||
| client, err := client.New(cfg, client.Options{}) | ||
| require.NoError(t, err, "error initializing Kubernetes client") | ||
|
|
||
| // This clientset is needed in addition to the client only because | ||
| // controller-runtime client doesn't support non CRUD sub-resources yet | ||
| // (https://github.com/kubernetes-sigs/controller-runtime/issues/452). | ||
| clientset, err := clientset.NewForConfig(cfg) | ||
| require.NoError(t, err, "error initializing Kubernetes clientset") | ||
|
|
||
| require.NoError(t, v1alpha2.AddToScheme(client.Scheme())) | ||
| require.NoError(t, v1beta1.AddToScheme(client.Scheme())) | ||
| require.NoError(t, v1.AddToScheme(client.Scheme())) | ||
| require.NoError(t, apiextensionsv1.AddToScheme(client.Scheme())) | ||
|
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||
| supportedFeatures := suite.ParseSupportedFeatures(*flags.SupportedFeatures) | ||
| exemptFeatures := suite.ParseSupportedFeatures(*flags.ExemptFeatures) | ||
| skipTests := suite.ParseSkipTests(*flags.SkipTests) | ||
| namespaceLabels := suite.ParseKeyValuePairs(*flags.NamespaceLabels) | ||
| namespaceAnnotations := suite.ParseKeyValuePairs(*flags.NamespaceAnnotations) | ||
| conformanceProfiles := suite.ParseConformanceProfiles(*flags.ConformanceProfiles) | ||
|
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||
| implementation := suite.ParseImplementation( | ||
| *flags.ImplementationOrganization, | ||
| *flags.ImplementationProject, | ||
| *flags.ImplementationURL, | ||
| *flags.ImplementationVersion, | ||
| *flags.ImplementationContact, | ||
| ) | ||
|
|
||
| return suite.ConformanceOptions{ | ||
| AllowCRDsMismatch: *flags.AllowCRDsMismatch, | ||
| CleanupBaseResources: *flags.CleanupBaseResources, | ||
| Client: client, | ||
| Clientset: clientset, | ||
| ConformanceProfiles: conformanceProfiles, | ||
| Debug: *flags.ShowDebug, | ||
| EnableAllSupportedFeatures: *flags.EnableAllSupportedFeatures, | ||
| ExemptFeatures: exemptFeatures, | ||
| ManifestFS: []fs.FS{&Manifests}, | ||
| GatewayClassName: *flags.GatewayClassName, | ||
| Implementation: implementation, | ||
| Mode: *flags.Mode, | ||
| NamespaceAnnotations: namespaceAnnotations, | ||
| NamespaceLabels: namespaceLabels, | ||
| ReportOutputPath: *flags.ReportOutput, | ||
| RestConfig: cfg, | ||
| RunTest: *flags.RunTest, | ||
| SkipTests: skipTests, | ||
| SupportedFeatures: supportedFeatures, | ||
| TimeoutConfig: conformanceconfig.DefaultTimeoutConfig(), | ||
| } | ||
| } | ||
|
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||
| // RunConformance will run the Gateway API Conformance tests | ||
| // using the default ConformanceOptions computed from command line flags. | ||
| func RunConformance(t *testing.T) { | ||
| RunConformanceWithOptions(t, DefaultOptions(t)) | ||
| } | ||
|
|
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| // RunConformanceWithOptions will run the Gateway API Conformance tests | ||
| // with the supplied options | ||
| func RunConformanceWithOptions(t *testing.T, opts suite.ConformanceOptions) { | ||
| if err := opts.Implementation.Validate(); err != nil && opts.ReportOutputPath != "" { | ||
| require.NoError(t, err, "supplied Implementation details are not valid") | ||
| } | ||
|
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| t.Log("Running conformance tests with:") | ||
| logOptions(t, opts) | ||
|
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| cSuite, err := suite.NewConformanceTestSuite(opts) | ||
| require.NoError(t, err, "error initializing conformance suite") | ||
|
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| cSuite.Setup(t) | ||
| err = cSuite.Run(t, tests.ConformanceTests) | ||
| require.NoError(t, err) | ||
|
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| if opts.ReportOutputPath != "" { | ||
| report, err := cSuite.Report() | ||
| require.NoError(t, err, "error generating conformance profile report") | ||
| require.NoError(t, writeReport(t.Logf, *report, opts.ReportOutputPath), "error writing report") | ||
| } | ||
| } | ||
|
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||
| func logOptions(t *testing.T, opts suite.ConformanceOptions) { | ||
| t.Logf(" GatewayClass: %s", opts.GatewayClassName) | ||
| t.Logf(" Cleanup Resources: %t", opts.CleanupBaseResources) | ||
| t.Logf(" Debug: %t", opts.Debug) | ||
| t.Logf(" Enable All Features: %t", opts.EnableAllSupportedFeatures) | ||
| t.Logf(" Supported Features: %v", opts.SupportedFeatures.UnsortedList()) | ||
| t.Logf(" ExemptFeatures: %v", opts.ExemptFeatures.UnsortedList()) | ||
| } | ||
|
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| func writeReport(logf func(string, ...any), report confv1.ConformanceReport, output string) error { | ||
| rawReport, err := yaml.Marshal(report) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
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||
| if output != "" { | ||
| if err = os.WriteFile(output, rawReport, 0o600); err != nil { | ||
| return err | ||
| } | ||
| } | ||
| logf("Conformance report:\n%s", string(rawReport)) | ||
| return nil | ||
| } |
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