Attempt to define pipeline for go1.16

Jenkinsfile

@@ -1,35 +1,31 @@
 #!groovy
 /*
-   Copyright 2017-2019 Jan Dittberner
+Copyright 2017-2021 Jan Dittberner
 
-   Licensed under the Apache License, Version 2.0 (the "License");
+Licensed under the Apache License, Version 2.0 (the "License");
-   you may not use this program except in compliance with the License.
+you may not use this program except in compliance with the License.
-   You may obtain a copy of the License at
+You may obtain a copy of the License at
 
-       http://www.apache.org/licenses/LICENSE-2.0
+    http://www.apache.org/licenses/LICENSE-2.0
 
-   Unless required by applicable law or agreed to in writing, software
+Unless required by applicable law or agreed to in writing, software
-   distributed under the License is distributed on an "AS IS" BASIS,
+distributed under the License is distributed on an "AS IS" BASIS,
-   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-   See the License for the specific language governing permissions and
+See the License for the specific language governing permissions and
-   limitations under the License.
+limitations under the License.
 */
 pipeline {
     agent any
 
+    def root = tool type: 'go', name: 'Go 1.16'
+
     environment {
+        GOROOT= "${root}"
         GOPATH = "${pwd(tmp: true)}/gocode"
-        PATH = "${GOPATH}/bin:${PATH}"
+        PATH = "${root}/bin:${PATH}"
     }
 
     stages {
-        stage('Install go-bindata') {
-            steps {
-                sh "mkdir -p '${GOPATH}/bin'"
-                sh "cd '${GOPATH}/bin'"
-                sh "go get -u -v github.com/shuLhan/go-bindata/cmd/go-bindata"
-            }
-        }
         stage('Build') {
             steps {
                 sh "make distclean && make BUILD='${env.BUILD_TAG}'"