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cmd/adapter: add support for openapi v3

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Signed-off-by: Damien Grisonnet <dgrisonn@redhat.com>
This commit is contained in:
Damien Grisonnet 2023-06-22 11:30:35 +02:00
parent 8579be6c7b
commit b50333c035
1 changed files with 14 additions and 4 deletions
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18
cmd/adapter/adapter.go
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@ -29,7 +29,9 @@ import (
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
openapinamer "k8s.io/apiserver/pkg/endpoints/openapi"
"k8s.io/apiserver/pkg/features"
genericapiserver "k8s.io/apiserver/pkg/server"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/metadata"
"k8s.io/client-go/metadata/metadatainformer"
"k8s.io/client-go/rest"
@ -292,15 +294,23 @@ func main() {
}
cmd.Name = "prometheus-metrics-adapter"
cmd.OpenAPIConfig = genericapiserver.DefaultOpenAPIConfig(generatedopenapi.GetOpenAPIDefinitions, openapinamer.NewDefinitionNamer(api.Scheme, customexternalmetrics.Scheme))
cmd.OpenAPIConfig.Info.Title = "prometheus-metrics-adapter"
cmd.OpenAPIConfig.Info.Version = "1.0.0"
cmd.addFlags()
if err := cmd.Flags().Parse(os.Args); err != nil {
klog.Fatalf("unable to parse flags: %v", err)
}
if cmd.OpenAPIConfig == nil {
cmd.OpenAPIConfig = genericapiserver.DefaultOpenAPIConfig(generatedopenapi.GetOpenAPIDefinitions, openapinamer.NewDefinitionNamer(api.Scheme, customexternalmetrics.Scheme))
cmd.OpenAPIConfig.Info.Title = "prometheus-metrics-adapter"
cmd.OpenAPIConfig.Info.Version = "1.0.0"
}
if cmd.OpenAPIV3Config == nil && utilfeature.DefaultFeatureGate.Enabled(features.OpenAPIV3) {
cmd.OpenAPIV3Config = genericapiserver.DefaultOpenAPIV3Config(generatedopenapi.GetOpenAPIDefinitions, openapinamer.NewDefinitionNamer(api.Scheme, customexternalmetrics.Scheme))
cmd.OpenAPIV3Config.Info.Title = "prometheus-metrics-adapter"
cmd.OpenAPIV3Config.Info.Version = "1.0.0"
}
// if --metrics-max-age is not set, make it equal to --metrics-relist-interval
if cmd.MetricsMaxAge == 0*time.Second {
cmd.MetricsMaxAge = cmd.MetricsRelistInterval