Add ansible

.gitignore

 config.ini
+Ansible/abir.pem
+Ansible/instance_ids.txt
+Ansible/instance_ip.ini
+

Part2/Ansible/1.create_instance.yml

+---
+- name: Create EC2 instance
+  hosts: localhost
+  vars_files:
+    - config.yml
+  gather_facts: false
+  become: False
+  vars:
+    #instance_type: t4g.micro
+    instance_type: t2.micro
+    instance_count: 1
+
+  tasks:
+    - name: EC2 instances creation
+      amazon.aws.ec2_instance:
+        name: "{{ instance_name }}"
+        key_name: "{{ key_name }}"
+        image_id: "{{ ami_id }}"
+        instance_type: "{{ instance_type }}"
+        network:
+          assign_public_ip: true
+        security_group: "{{ security_group }}"
+        count: "{{ instance_count }}"
+        wait: true
+      register: ec2
+
+    - name: Save IP addreesses in "instance_ip.ini" file
+      copy:
+        content: "[my_hosts]\n{{ ec2.instances | json_query('[].public_ip_address') | join('\n') }}"
+        dest: instance_ip.ini
+
+    # We need  instances ID to delete them at the end of the exercise.
+    - name: Saving the instances ID in the instance_ids.txt file
+      copy:
+        content: "{{ ec2.instances | map(attribute='instance_id') | join('\n') }}"
+        dest: ./instance_ids.txt
+

Part2/Ansible/2.deploy.yml

+---
+- name: Run Streamlit Application
+  hosts: my_hosts
+  gather_facts: no
+  become: false
+  vars:
+    virtual_env_path: /home/ubuntu/chatbotlab/bin/activate
+    application_path: /home/ubuntu/chatbot-lab/Part2
+    config_template: ./../config.ini
+
+  tasks:
+
+    - name: copy the config.ini file
+      copy:
+        src: "{{ config_template }}"
+        dest: "{{ application_path }}/config.ini"
+      become_user: ubuntu  
+      notify: streamlit
+      tags: config
+
+
+    - name: Source the virtual environment and run Streamlit
+      shell: source {{ virtual_env_path }} && cd {{ application_path }} && streamlit run chatbot.py & 
+      args:
+        executable: /bin/bash
+
+   
+  
\ No newline at end of file

Part2/Ansible/3.terminate_instance.yml

+---
+- name: Delete EC2 instances
+  hosts: localhost
+  gather_facts: no
+  become: False
+  tasks:
+    - name: Read instance identifiers from the file
+      ansible.builtin.slurp:
+        src: ./instance_ids.txt
+      register: instance_ids_raw
+
+    - name: Convert instance identifiers to a list
+      set_fact:
+        instance_ids: "{{ instance_ids_raw['content'] | b64decode | split('\n') | select('match', '^i-[a-zA-Z0-9]+') | list }}"
+
+    - name: Show public IP
+      debug:
+        var: instance_ids
+
+    - name: Terminate EC2 instances
+      amazon.aws.ec2_instance:
+        instance_ids: "{{ instance_ids }}"
+        state: absent

Part2/Ansible/ansible.cfg

+
+[defaults]
+inventory = ./instance_ip.ini
+remote_user = ubuntu
+private_key_file = abir.pem
+host_key_checking = False
+retry_files_enabled = False
+deprecation_warnings = False
+pipelining = True
+

Part2/Ansible/config.yml

+key_name: "abir"
+ami_id: "ami-08919ae65ab65be94"
+security_group: "gr14-lab1"
+instance_name: "chatbot"