EX407 Hosts Practice Questions

Using the Simulation Program, perform the following tasks: Static Inventories Task: * 1. Add a new group to your default ansible host file. call the group [ec2] * 2. Add a new host to the new group you created. * 3. Add a variable to a new host entry in the /etc/ansible/hosts file. Add the following. localhost http_port=80 maxRequestsPerChild=808 * 4. Check to see if maxRequestsPerChild is pulled out with an ad-hoc command. * 5. Create a local host file and put a target group and then a host into it. Then ping it with an ad-hoc command.

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=================================================================================== control.realmX.example.com _ workstation.lab.example.com node1.realmX.example.com _ servera.lab.example.com node2.realmX.example.com _ serverb.lab.example.com node3.realmX.example.com _ serverc.lab.example.com node4.realmX.example.com _ serverd.lab.example.com node5.realmX.example.com - username:root, password:redhat - username:admin, password:redhat note1. don't change "root" or "admin" password. note2. no need to create ssh-keygen for access, its pre-defined note3. SELinux is in enforcing mode and firewalld is disabled/stop on whole managed hosts. =================================================================================== Create a playbook called packages.yml that: ---------------------------------------------- --> Installs the php and mariadb packages on hosts in the dev, test, and prod host groups. --> Installs the Development Tools package group on hosts in the dev host group. --> Updates all packages to the latest version on hosts in the dev host group.

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=================================================================================== control.realmX.example.com _ workstation.lab.example.com node1.realmX.example.com _ servera.lab.example.com node2.realmX.example.com _ serverb.lab.example.com node3.realmX.example.com _ serverc.lab.example.com node4.realmX.example.com _ serverd.lab.example.com node5.realmX.example.com - username:root, password:redhat - username:admin, password:redhat note1. don't change "root" or "admin" password. note2. no need to create ssh-keygen for access, its pre-defined note3. SELinux is in enforcing mode and firewalld is disabled/stop on whole managed hosts. =================================================================================== Generate a hosts file: * Download an initial template file hosts.j2 from http://classroom.example.com/hosts.j2 to /home/admin/ansible/ Complete the template so that it can be used to generate a file with a line for each inventory host in the same format as /etc/hosts: 172.25.250.9 workstation.lab.example.com workstation * Create a playbook called gen_hosts.yml that uses this template to generate the file /etc/myhosts on hosts in the dev host group. * When completed, the file /etc/myhosts on hosts in the dev host group should have a line for each managed host: * 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 172.25.250.10 serevra.lab.example.com servera * 172.25.250.11 serevrb.lab.example.com serverb * 172.25.250.12 serevrc.lab.example.com serverc * 172.25.250.13 serevrd.lab.example.com serverd ----------------------------------------------------------------- while practising you to create these file hear. But in exam have to download as per questation. hosts.j2 file consists. localhost localhost.localdomain localhost4 localhost4.localdomain4 ::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 -------------------------------------------------------------------

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