fixes #4355

Jenkinsfile

@@ -15,7 +15,7 @@ pipeline {
     stages {
         stage('Checkout') {
             steps {
-                sh 'printenv'
+                setEnv()
             }
         }
         stage('Deploy') {
@@ -29,28 +29,8 @@ pipeline {
         }
     }
     post {
-        always {
-            script {
-                if (!env.GIT_COMMITTER_EMAIL) {
-                    env.COMMITTER_EMAIL = sh(
-                        script: 'git --no-pager show -s --format="%ae"',
-                        returnStdout: true
-                    ).trim()
-                } else {
-                    env.COMMITTER_EMAIL = env.GIT_COMMITTER_EMAIL;
-                }
-
-                if (!env.COMMITTER_EMAIL) return
-                try {
-                    mail(
-                        to: env.COMMITTER_EMAIL,
-                        subject: "Pipeline: ${env.JOB_NAME} (${env.BUILD_NUMBER}): ${currentBuild.currentResult}",
-                        body: "Check status at ${env.BUILD_URL}"
-                    )
-                } catch (e) {
-                    echo e.toString()
-                }
-            }
+        unsuccessful {
+            sendEmail()
         }
     }
-}
+}