/
v1alpha3_fuzzer.go
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/
v1alpha3_fuzzer.go
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// 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 fuzz
import (
"errors"
"testing"
fuzz "github.com/AdaLogics/go-fuzz-headers"
"istio.io/istio/pilot/pkg/model"
"istio.io/istio/pilot/pkg/networking/core"
"istio.io/istio/tests/fuzz/utils"
)
func init() {
testing.Init()
}
func ValidateTestOptions(to core.TestOptions) error {
for _, csc := range to.ConfigStoreCaches {
if csc == nil {
return errors.New("a ConfigStoreController was nil")
}
}
for _, sr := range to.ServiceRegistries {
if sr == nil {
return errors.New("a ServiceRegistry was nil")
}
}
return nil
}
func FuzzValidateClusters(data []byte) int {
proxy := model.Proxy{}
f := fuzz.NewConsumer(data)
to := core.TestOptions{}
err := f.GenerateStruct(&to)
if err != nil {
return 0
}
err = ValidateTestOptions(to)
if err != nil {
return 0
}
err = f.GenerateStruct(&proxy)
if err != nil || !proxy.FuzzValidate() {
return 0
}
cg := core.NewConfigGenTest(utils.NopTester{}, to)
p := cg.SetupProxy(&proxy)
_ = cg.Clusters(p)
_ = cg.Routes(p)
return 1
}