groovy var

deploynode.sh

#!/usr/bin/env bash

if "${SITE_PART}" == 'booking'; then
    SITE_URL="a"
else
    SITE_URL="b"
fi

# Notify telegram channels about the deploy.
DEPLOY_MESSAGE="<a href='${JOB_URL}'>⚙</a><a href='${BUILD_URL}'>📋</a> [<a href='http://wikipedia.com'>${PROJECT}</a>] <a href='${SITE_URL}'>[${SITE_PART}] ${REGION}</a>"
#DEPLOY_MESSAGE=" <a href='${SITE_URL}'>${SITE_PART} ${REGION}</a>"
curl -X POST \
   -H 'Content-Type: application/json' \
   -d '{"chat_id": "${TG_CHAT_ID__TestChaT}"}' \
   -d '{"text": "${DEPLOY_MESSAGE}"}' \
   -d '{"disable_notification": true}' \
   -d '{"disable_web_page_preview": true}' \
   -d '{"parse_mode": "HTML"}' \
   https://api.telegram.org/${TG_BOT_ID_TOKEN}/sendMessage

Jenkinsfile

pipeline {

    agent any
    
    environment {
        PROJECT = 'myproj'
        SITE_PART = 'booking'

        TG_BOT_ID_TOKEN = credentials('bot_token')
        TG_CHAT_ID__TestChaT = credentials('TG_CHAT_ID__TestChaT')
    }
    
    options {
        timestamps()
        ansiColor('xterm')
    }
    
    stages {
        stage('Curl') {
            steps {
                sh 'deploynode.sh'
            }
        }
    }
}