<p>To run on specific hosts comment out other host info or other option is to commentout the label say ubuntu-slave , if only want to run the playbooks on hadoop-slaves. Also, set the <sshuser> to point to a userid that has sudo access on the slaves.</p> <hr> <b><p>step2<h5>update init.yml</h5></p></b> <p> If, execting ansible playbook for the first time you may have to enable couple to flags.</p> <b><p>To setup p/w less ssh from master to slave</p></b>
setup_master_key: true - add the path to the jenkins master pub key
<b><p>To setup jenkins user with crypted password copy the password from one of the jenins slaves shadow file and paste it against </p></b>
pass_word: and also set setup_password: true
<b><p>and similary for setting up the clover license, installing jdk and copying nexus password for ci user</p></b> <hr> <b><p>step3<h5>To execute ansible playbooks.</h5> </p> </b>
ansible-playbook -i hosts init.yml ```
ansible-playbook -i hosts init.yml -vv --tags install_libraries,update_configs