Replace godep with dep

vendor/k8s.io/apiserver/pkg/audit/policy/reader.go

@@ -0,0 +1,58 @@
+/*
+Copyright 2017 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 policy
+
+import (
+	"fmt"
+	"io/ioutil"
+
+	"k8s.io/apimachinery/pkg/runtime"
+	auditinternal "k8s.io/apiserver/pkg/apis/audit"
+	auditv1alpha1 "k8s.io/apiserver/pkg/apis/audit/v1alpha1"
+	auditv1beta1 "k8s.io/apiserver/pkg/apis/audit/v1beta1"
+	"k8s.io/apiserver/pkg/apis/audit/validation"
+	"k8s.io/apiserver/pkg/audit"
+
+	"github.com/golang/glog"
+)
+
+func LoadPolicyFromFile(filePath string) (*auditinternal.Policy, error) {
+	if filePath == "" {
+		return nil, fmt.Errorf("file path not specified")
+	}
+	policyDef, err := ioutil.ReadFile(filePath)
+	if err != nil {
+		return nil, fmt.Errorf("failed to read file path %q: %+v", filePath, err)
+	}
+
+	policy := &auditinternal.Policy{}
+	decoder := audit.Codecs.UniversalDecoder(auditv1beta1.SchemeGroupVersion, auditv1alpha1.SchemeGroupVersion)
+	if err := runtime.DecodeInto(decoder, policyDef, policy); err != nil {
+		return nil, fmt.Errorf("failed decoding file %q: %v", filePath, err)
+	}
+
+	if err := validation.ValidatePolicy(policy); err != nil {
+		return nil, err.ToAggregate()
+	}
+
+	policyCnt := len(policy.Rules)
+	if policyCnt == 0 {
+		return nil, fmt.Errorf("loaded illegal policy with 0 rules from file %s", filePath)
+	}
+	glog.V(4).Infof("Loaded %d audit policy rules from file %s", policyCnt, filePath)
+	return policy, nil
+}