git mv Ingress ingress

controllers/nginx-third-party/nginx/template.go

@@ -0,0 +1,101 @@
+/*
+Copyright 2015 The Kubernetes Authors All rights reserved.
+
+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 nginx
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"os"
+	"text/template"
+
+	"github.com/fatih/structs"
+	"github.com/golang/glog"
+
+	"k8s.io/contrib/ingress/controllers/nginx-third-party/ssl"
+)
+
+var funcMap = template.FuncMap{
+	"getSSLHost": ssl.GetSSLHost,
+	"empty": func(input interface{}) bool {
+		check, ok := input.(string)
+		if ok {
+			return len(check) == 0
+		}
+
+		return true
+	},
+	"dict": func(values ...interface{}) (map[string]interface{}, error) {
+		if len(values)%2 != 0 {
+			return nil, errors.New("invalid dict call")
+		}
+		dict := make(map[string]interface{}, len(values)/2)
+		for i := 0; i < len(values); i += 2 {
+			key, ok := values[i].(string)
+			if !ok {
+				return nil, errors.New("dict keys must be strings")
+			}
+			dict[key] = values[i+1]
+		}
+		return dict, nil
+	},
+}
+
+func (ngx *NginxManager) loadTemplate() {
+	tmpl, _ := template.New("nginx.tmpl").Funcs(funcMap).ParseFiles("./nginx.tmpl")
+	ngx.template = tmpl
+}
+
+func (ngx *NginxManager) writeCfg(cfg *nginxConfiguration, servicesL4 []Service) error {
+	file, err := os.Create(ngx.ConfigFile)
+	if err != nil {
+		return err
+	}
+
+	fromMap := structs.Map(cfg)
+	toMap := structs.Map(ngx.defCfg)
+	curNginxCfg := merge(toMap, fromMap)
+
+	conf := make(map[string]interface{})
+	conf["sslCertificates"] = ngx.sslCertificates
+	conf["tcpServices"] = servicesL4
+	conf["defBackend"] = ngx.defBackend
+	conf["defResolver"] = ngx.defResolver
+	conf["sslDHParam"] = ngx.sslDHParam
+	conf["cfg"] = curNginxCfg
+
+	if ngx.defError.ServiceName != "" {
+		conf["defErrorSvc"] = ngx.defError
+	} else {
+		conf["defErrorSvc"] = false
+	}
+
+	if glog.V(2) {
+		b, err := json.Marshal(conf)
+		if err != nil {
+			fmt.Println("error:", err)
+		}
+		glog.Infof("nginx configuration: %v", string(b))
+	}
+
+	err = ngx.template.Execute(file, conf)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}