Monday, April 9, 2018

How to do deployment to Tomcat using Pipeline in Jenkins

Please follow below steps for deploying WARs into Tomcat that is setup on a different machine.


1.  install ssh agent plugin in Jenkins master.

2. create ssh-keys in by executing the below command:

make sure you copy ssh public keys in target node where tomcat server is running.

3. also make sure you give permission to upload the WAR in by following command:
sudo chown ubuntu:ubuntu /var/lib/tomcat8/webapps/

Deployment steps:

Step 1:

Go to Jenkins, Add credentials. Select SSH username with private key. enter source machine SSH private keys. enter username as jenkins or ubuntu. Click OK

step 2: Go to Jenkins, Credentials, now copy the ID of the entry you made.

Step 3: Go to Pipeline: use the above ID in deploy stage and also make sure you enter target server ip address.

node {


    stage ('Deploy') {

                echo "deploying to DEV tomcat "
               sshagent(['15a9ed22-6dcb-4916-8536-bde265de07e8']) {

                sh 'scp -o StrictHostKeyChecking=no /var/lib/jenkins/workspace/$JOB_NAME/MyWebApp/target/MyWebApp.war ubuntu@server_ip:/var/lib/tomcat8/webapps'

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