Agenda of this project------- Infrastructure automation using Terraform and Kubernetes cluster configuration Using Ansible with dynamic inventory.
Terraform, Ansible Installation And setup in AWS EC2 RedHat Instance
Prerequisite:
- AWS Account
- Create RedHat EC2 instance
- Create IAM role with required policies
-
- VPCFullAccess
-
- EC2FullAccess
-
- S3FullAccess
- Attach IAM role to EC2 instance Create user to install Ansible & Terraform $ sudo useradd ansible $ echo "ansible ALL=(ALL) NOPASSWORD:ALL" | sudo tee /etc/sudoers.d/ansible $ sudo su ansible
$ sudo su ansible $ sudo yum install wget unzip -y $ wget https://releases.hashicorp.com/terraform/0.12.26/terraform_0.12.26_linux_amd64.zip $ sudo unzip terraform_0.12.26_linux_amd64.zip -d /usr/local/bin/
$ export PATH=$PATH:/usr/local/bin
$ vi .bashrc export PATH="$PATH:/usr/local/bin"
$ source ~/.bashrc
$ sudo yum install python3 -y
$ sudo alternatives --set python /usr/bin/python3
$ sudo yum -y install python3-pip -y
$ sudo useradd ansible
$ echo "ansible ALL=(ALL) NOPASSWD:ALL" | sudo tee /etc/sudoers.d/ansible
$ sudo su ansible
$ pip3 install ansible --user
$ pip3 install boto3 --user$ sudo su ansible
$ sudo yum install wget unzip -y
$ wget https://releases.hashicorp.com/terraform/0.12.26/terraform_0.12.26_linux_amd64.zip
$ sudo unzip terraform_0.12.26_linux_amd64.zip -d /usr/local/bin/
# Export terraform binary path temporally
$ export PATH=$PATH:/usr/local/bin
# Add path permanently for current user.By Exporting path in .bashrc file at end of file.
$ vi .bashrc
export PATH="$PATH:/usr/local/bin"
# Source .bashrc to reflect for current session
$ source ~/.bashrc $ git clone https://github.com/MithunTechnologiesDevOps/Kuberentes_Cluster_Terraform_Ansible.git
$ cd Kuberentes_Cluster_Terraform_Ansible# Initialise to install plugins
$ terraform init terafrom_scripts/
# Validate teffaform scripts
$ terraform validate terafrom_scripts/
# Plan terraform scripts which will list resouce which will be created
$ terraform plan terafrom_scripts/
# Apply to create resources
$ terraform apply --auto-approve terafrom_scripts/$ ansible-playbook -i DynamicInventory.py site.yml -u ubuntu --private-key=<PemFilePath> --ssh-common-args "-o StrictHostKeyChecking=no"$ terraform destroy --auto-approve terafrom_scripts/