Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/apiserver/validator.go

@@ -0,0 +1,82 @@
+/*
+Copyright 2014 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 apiserver
+
+import (
+	"net/http"
+
+	"time"
+
+	"k8s.io/kubernetes/pkg/probe"
+	httpprober "k8s.io/kubernetes/pkg/probe/http"
+	utilnet "k8s.io/kubernetes/pkg/util/net"
+)
+
+const (
+	probeTimeOut = 20 * time.Second
+)
+
+// TODO: this basic interface is duplicated in N places.  consolidate?
+type httpGet interface {
+	Get(url string) (*http.Response, error)
+}
+
+type ValidatorFn func([]byte) error
+
+type Server struct {
+	Addr        string
+	Port        int
+	Path        string
+	EnableHTTPS bool
+	Validate    ValidatorFn
+}
+
+type ServerStatus struct {
+	// +optional
+	Component string `json:"component,omitempty"`
+	// +optional
+	Health string `json:"health,omitempty"`
+	// +optional
+	HealthCode probe.Result `json:"healthCode,omitempty"`
+	// +optional
+	Msg string `json:"msg,omitempty"`
+	// +optional
+	Err string `json:"err,omitempty"`
+}
+
+func (server *Server) DoServerCheck(prober httpprober.HTTPProber) (probe.Result, string, error) {
+	scheme := "http"
+	if server.EnableHTTPS {
+		scheme = "https"
+	}
+	url := utilnet.FormatURL(scheme, server.Addr, server.Port, server.Path)
+
+	result, data, err := prober.Probe(url, nil, probeTimeOut)
+
+	if err != nil {
+		return probe.Unknown, "", err
+	}
+	if result == probe.Failure {
+		return probe.Failure, string(data), err
+	}
+	if server.Validate != nil {
+		if err := server.Validate([]byte(data)); err != nil {
+			return probe.Failure, string(data), err
+		}
+	}
+	return result, string(data), nil
+}