+/*
+Copyright 2020 Huawei Technologies Co., Ltd.
+
+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 adapter
+
+import (
+ "crypto/tls"
+ "crypto/x509"
+ "io/ioutil"
+ "log"
+ "net/http"
+ "os"
+)
+
+var rootKeyFile = os.Getenv("CertificateKeyFile")
+var mode = os.Getenv("EALTSSLMode")
+
+func GetHttpClient() http.Client {
+ if mode == "1" {
+ client := getHttpsClient()
+ return client
+ }
+ return http.Client{}
+}
+
+func getHttpsClient() http.Client {
+
+ caCert, err := ioutil.ReadFile(rootKeyFile)
+ if err != nil {
+ log.Fatal(err)
+ }
+ caCertPool := x509.NewCertPool()
+ caCertPool.AppendCertsFromPEM(caCert)
+
+ client := &http.Client{
+ Transport: &http.Transport{
+ TLSClientConfig: &tls.Config{
+ RootCAs: caCertPool,
+ },
+ },
+ }
+ return *client
+}