| // Copyright Istio 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 schema |
| |
| import ( |
| "fmt" |
| ) |
| |
| import ( |
| "github.com/hashicorp/go-multierror" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-go-pixiu/pkg/config" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/analysis" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/analysis/diag" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/analysis/msg" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/resource" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/schema/collection" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/schema/collections" |
| "github.com/apache/dubbo-go-pixiu/pkg/config/validation" |
| ) |
| |
| // ValidationAnalyzer runs schema validation as an analyzer and reports any violations as messages |
| type ValidationAnalyzer struct { |
| s collection.Schema |
| } |
| |
| var _ analysis.Analyzer = &ValidationAnalyzer{} |
| |
| func CollectionValidationAnalyzer(s collection.Schema) analysis.Analyzer { |
| return &ValidationAnalyzer{s: s} |
| } |
| |
| // AllValidationAnalyzers returns a slice with a validation analyzer for each Istio schema |
| // This automation comes with an assumption: that the collection names used by the schema match the metadata used by Galley components |
| func AllValidationAnalyzers() []analysis.Analyzer { |
| result := make([]analysis.Analyzer, 0) |
| collections.Istio.ForEach(func(s collection.Schema) (done bool) { |
| result = append(result, &ValidationAnalyzer{s: s}) |
| return |
| }) |
| return result |
| } |
| |
| // Metadata implements Analyzer |
| func (a *ValidationAnalyzer) Metadata() analysis.Metadata { |
| return analysis.Metadata{ |
| Name: fmt.Sprintf("schema.ValidationAnalyzer.%s", a.s.Resource().Kind()), |
| Description: fmt.Sprintf("Runs schema validation as an analyzer on '%s' resources", a.s.Resource().Kind()), |
| Inputs: collection.Names{a.s.Name()}, |
| } |
| } |
| |
| // Analyze implements Analyzer |
| func (a *ValidationAnalyzer) Analyze(ctx analysis.Context) { |
| c := a.s.Name() |
| |
| ctx.ForEach(c, func(r *resource.Instance) bool { |
| ns := r.Metadata.FullName.Namespace |
| name := r.Metadata.FullName.Name |
| |
| warnings, err := a.s.Resource().ValidateConfig(config.Config{ |
| Meta: config.Meta{ |
| Name: string(name), |
| Namespace: string(ns), |
| }, |
| Spec: r.Message, |
| }) |
| if err != nil { |
| if multiErr, ok := err.(*multierror.Error); ok { |
| for _, err := range multiErr.WrappedErrors() { |
| ctx.Report(c, morePreciseMessage(r, err, true)) |
| } |
| } else { |
| ctx.Report(c, morePreciseMessage(r, err, true)) |
| } |
| } |
| if warnings != nil { |
| if multiErr, ok := warnings.(*multierror.Error); ok { |
| for _, err := range multiErr.WrappedErrors() { |
| ctx.Report(c, morePreciseMessage(r, err, false)) |
| } |
| } else { |
| ctx.Report(c, morePreciseMessage(r, warnings, false)) |
| } |
| } |
| |
| return true |
| }) |
| } |
| |
| func morePreciseMessage(r *resource.Instance, err error, isError bool) diag.Message { |
| if aae, ok := err.(*validation.AnalysisAwareError); ok { |
| switch aae.Type { |
| case "VirtualServiceUnreachableRule": |
| return msg.NewVirtualServiceUnreachableRule(r, aae.Parameters[0].(string), aae.Parameters[1].(string)) |
| case "VirtualServiceIneffectiveMatch": |
| return msg.NewVirtualServiceIneffectiveMatch(r, aae.Parameters[0].(string), aae.Parameters[1].(string), aae.Parameters[2].(string)) |
| } |
| } |
| if !isError { |
| return msg.NewSchemaWarning(r, err) |
| } |
| return msg.NewSchemaValidationError(r, err) |
| } |