mirror of
https://github.com/ceph/ceph-csi.git
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e3bf375035
update kubernetes to latest v1.25.0 release. Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
89 lines
2.4 KiB
Go
89 lines
2.4 KiB
Go
/*
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Copyright 2021 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 v1
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import (
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"fmt"
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"net/url"
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"strings"
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"k8s.io/apimachinery/pkg/util/validation/field"
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"k8s.io/component-base/featuregate"
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)
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var (
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maxSamplingRatePerMillion = int32(1000000)
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)
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// ValidateTracingConfiguration validates the tracing configuration
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func ValidateTracingConfiguration(traceConfig *TracingConfiguration, featureGate featuregate.FeatureGate, fldPath *field.Path) field.ErrorList {
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allErrs := field.ErrorList{}
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if traceConfig == nil {
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return allErrs
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}
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if traceConfig.SamplingRatePerMillion != nil {
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allErrs = append(allErrs, validateSamplingRate(*traceConfig.SamplingRatePerMillion, fldPath.Child("samplingRatePerMillion"))...)
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}
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if traceConfig.Endpoint != nil {
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allErrs = append(allErrs, validateEndpoint(*traceConfig.Endpoint, fldPath.Child("endpoint"))...)
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}
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return allErrs
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}
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func validateSamplingRate(rate int32, fldPath *field.Path) field.ErrorList {
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errs := field.ErrorList{}
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if rate < 0 {
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errs = append(errs, field.Invalid(
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fldPath, rate,
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"sampling rate must be positive",
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))
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}
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if rate > maxSamplingRatePerMillion {
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errs = append(errs, field.Invalid(
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fldPath, rate,
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"sampling rate per million must be less than or equal to one million",
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))
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}
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return errs
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}
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func validateEndpoint(endpoint string, fldPath *field.Path) field.ErrorList {
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errs := field.ErrorList{}
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if !strings.Contains(endpoint, "//") {
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endpoint = "dns://" + endpoint
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}
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url, err := url.Parse(endpoint)
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if err != nil {
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errs = append(errs, field.Invalid(
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fldPath, endpoint,
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err.Error(),
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))
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return errs
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}
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switch url.Scheme {
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case "dns":
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case "unix":
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case "unix-abstract":
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default:
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errs = append(errs, field.Invalid(
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fldPath, endpoint,
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fmt.Sprintf("unsupported scheme: %v. Options are none, dns, unix, or unix-abstract. See https://github.com/grpc/grpc/blob/master/doc/naming.md", url.Scheme),
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))
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}
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return errs
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}
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