RedHat EX447 問題集

質問 1：
Create a role called sample-apache in that enables and starts httpd, enables and starts the firewall and allows the webserver service. Create a template calledindex.html.j2which creates and serves a message from/var/www/html/index.htmlWhenever the content of the file changes, restart the webserver service.
Welcome to [FQDN] on [IP]
Replace the FQDN with the fully qualified domain name and IP with the ip address of the node using ansible facts. Lastly, create a playbook in/home/sandy/ansible/calledapache.ymland use the role to serve the index file on webserver hosts.
正解：
See theExplanation for complete Solution below.
Explanation
/home/sandy/ansible/apache.yml

/home/sandy/ansible/roles/sample-apache/tasks/main.yml

/home/sandy/ansible/roles/sample-apache/templates/index.html.j2

In /home/sandy/ansible/roles/sample-apache/handlers/main.yml


質問 2：
Create a playbookthatchanges the default target onallnodes tomulti-usertarqet. Do this in playbook file called target.yml in /home/sandy/ansible
正解：
See the Explanation for complete Solution below.
Explanation
- name: change default target
hosts: all
tasks:
- name: change target
file:
src:/usr/lib/systemd/system/multi-user.target dest: /etc/systemd/system/default.target state: link

質問 3：
Create the users in the fileusersjist.ymlfile provided. Do this in a playbook called users.yml located at
/home/sandy/ansible.The passwords for these users should be set using thelock.ymlfile from TASK7. When running the playbook, the lock.yml file should be unlocked withsecret.txtfile from TASK 7.
All users with the job of 'developer' should be created on thedevhosts, add them to the group devops, their password should be set using thepw_devvariable. Likewise create users with the job of 'manager' on theproxy host and add the users to the group 'managers', their password should be set using thepw_mgrvariable.

正解：
See the Explanation for complete Solution below.
Explanation
ansible-playbook users.yml -vault-password-file=secret.txt