ARTH — Task 15 👨🏻💻
Task Description📄
🔅Create an Ansible role myapache to configure Httpd WebServer.
🔅Create another ansible role myloadbalancer to configure HAProxy LB.
🔅We need to combine both of these roles controlling webserver versions and solving challenges for host ip’s addition dynamically over each Managed Node in HAProxy.cfg file.
TASKS BEGINS…
STEP:1: Install Ansible in controller Node…
cmd: yum install ansible
STEP:2: Create Inventory File…
cmd: vim ip.txt
STEP:3: To create Roles…
*Role for webserver
cmd: ansible-galaxy role init webserver *Role for load balancer
cnd: ansible-galaxy role init load_balancer
Note:
cmd: ls - to see two folders created in the name of roles
STEP:4: Update in ansible config file…
- Mention the role path in ansible configuration file.
i.e.,the directory in which roles are there
- Mention the inventory too
cmd: vim /etc/ansible/ansible.cfg
STEP:5: Create a Ansible playbook …
# create the playbook in different directory and mention the roles in it.
STEP:6: Create playbook for roles…
Note:1: create index.php file
Note:2: Install haproxy and update config file in controller node
cmd: yum install haproxy :: to install
cmd: vim /etc/haproxy/haproxy.cfg :: to updateSTEP:6.1:For webserver
||STEP:6.1.1: Write playbook for tasks folder.
||STEP:6.1.2: Write playbook for vars folder.
||STEP:6.1.3: Write playbook for handlers folder.
STEP:6.2: For loadbalancer
||STEP:6.2.1: Write playbook for tasks folder.
||STEP:6.2.2: Write playbook for vars folder.
||STEP:6.1.3: Write playbook for handlers folder.
STEP:7: Run the Ansible — playbook
cmd : ansible-playbook task15.yml
Note:1: check whether packages installed in respective nodes
Note:2:check haproxy config file :: vim /etc/haproxy/haproxy.cfg
Note:3: Check the website
