CoM-c2itall/AWS/process_vpc.yml

---
# VPC Cleanup Process
# Step 1: Route Tables
- name: Find all route tables for VPC {{ vpc_id }}
  command: >
    aws ec2 describe-route-tables
    --filters "Name=vpc-id,Values={{ vpc_id }}"
    --query "RouteTables[?Associations[0].Main != `true`].RouteTableId"
    --output text
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  register: rt_ids
  failed_when: false
  changed_when: false

- name: Process route tables
  when: rt_ids.stdout | trim != ""
  block:
    - name: Find route table associations
      command: >
        aws ec2 describe-route-tables
        --route-table-id {{ item }}
        --query "RouteTables[].Associations[].RouteTableAssociationId"
        --output text
        --region {{ aws_region }}
      environment:
        AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
        AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
      register: rt_assocs
      with_items: "{{ rt_ids.stdout.split() }}"
      failed_when: false
      changed_when: false

    - name: Disassociate route tables
      command: >
        aws ec2 disassociate-route-table
        --association-id {{ item.1 }}
        --region {{ aws_region }}
      environment:
        AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
        AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
      with_subelements:
        - "{{ rt_assocs.results }}"
        - stdout_lines
      when: item.0.stdout | trim != ""
      failed_when: false
      ignore_errors: true

    - name: Delete route tables
      command: >
        aws ec2 delete-route-table
        --route-table-id {{ item }}
        --region {{ aws_region }}
      environment:
        AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
        AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
      with_items: "{{ rt_ids.stdout.split() }}"
      register: deleted_rts
      failed_when: false
      ignore_errors: true

    - name: Update cleaned route tables
      set_fact:
        cleaned_resources: "{{ cleaned_resources | combine({'route_tables': cleaned_resources.route_tables + rt_ids.stdout.split()}, recursive=True) }}"
      when: rt_ids.stdout | trim != ""

# Step 2: Internet Gateways
- name: Find internet gateways for VPC {{ vpc_id }}
  command: >
    aws ec2 describe-internet-gateways
    --filters "Name=attachment.vpc-id,Values={{ vpc_id }}"
    --query "InternetGateways[].InternetGatewayId"
    --output text
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  register: igw_ids
  failed_when: false
  changed_when: false

- name: Process internet gateways
  when: igw_ids.stdout | trim != ""
  block:
    - name: Detach internet gateways
      command: >
        aws ec2 detach-internet-gateway
        --internet-gateway-id {{ item }}
        --vpc-id {{ vpc_id }}
        --region {{ aws_region }}
      environment:
        AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
        AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
      with_items: "{{ igw_ids.stdout.split() }}"
      failed_when: false
      ignore_errors: true

    - name: Delete internet gateways
      command: >
        aws ec2 delete-internet-gateway
        --internet-gateway-id {{ item }}
        --region {{ aws_region }}
      environment:
        AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
        AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
      with_items: "{{ igw_ids.stdout.split() }}"
      register: deleted_igws
      failed_when: false
      ignore_errors: true

    - name: Update cleaned internet gateways
      set_fact:
        cleaned_resources: "{{ cleaned_resources | combine({'internet_gateways': cleaned_resources.internet_gateways + igw_ids.stdout.split()}, recursive=True) }}"
      when: igw_ids.stdout | trim != ""

# Step 3: Subnets
- name: Find subnets for VPC {{ vpc_id }}
  command: >
    aws ec2 describe-subnets
    --filters "Name=vpc-id,Values={{ vpc_id }}"
    --query "Subnets[].SubnetId"
    --output text
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  register: subnet_ids
  failed_when: false
  changed_when: false

- name: Delete subnets
  command: >
    aws ec2 delete-subnet
    --subnet-id {{ item }}
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  with_items: "{{ subnet_ids.stdout.split() }}"
  register: deleted_subnets
  failed_when: false
  ignore_errors: true
  when: subnet_ids.stdout | trim != ""

- name: Update cleaned subnets
  set_fact:
    cleaned_resources: "{{ cleaned_resources | combine({'subnets': cleaned_resources.subnets + subnet_ids.stdout.split()}, recursive=True) }}"
  when: subnet_ids.stdout | trim != ""

# Step 4: Security Groups (except default)
- name: Find non-default security groups for VPC {{ vpc_id }}
  command: >
    aws ec2 describe-security-groups
    --filters "Name=vpc-id,Values={{ vpc_id }}" 
    --query "SecurityGroups[?GroupName != 'default'].GroupId"
    --output text
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  register: sg_ids
  failed_when: false
  changed_when: false

- name: Delete security groups
  command: >
    aws ec2 delete-security-group
    --group-id {{ item }}
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  with_items: "{{ sg_ids.stdout.split() }}"
  register: deleted_sgs
  failed_when: false
  ignore_errors: true
  when: sg_ids.stdout | trim != ""

- name: Update cleaned security groups
  set_fact:
    cleaned_resources: "{{ cleaned_resources | combine({'security_groups': cleaned_resources.security_groups + sg_ids.stdout.split()}, recursive=True) }}"
  when: sg_ids.stdout | trim != ""

# Step 5: Wait a bit and delete VPC
- name: Wait before trying to delete VPC
  pause:
    seconds: 10

- name: Delete VPC {{ vpc_id }}
  command: >
    aws ec2 delete-vpc
    --vpc-id {{ vpc_id }}
    --region {{ aws_region }}
  environment:
    AWS_ACCESS_KEY_ID: "{{ aws_access_key }}"
    AWS_SECRET_ACCESS_KEY: "{{ aws_secret_key }}"
  register: deleted_vpc
  failed_when: false
  ignore_errors: true

- name: Update cleaned VPCs
  set_fact:
    cleaned_resources: "{{ cleaned_resources | combine({'vpcs': cleaned_resources.vpcs + [vpc_id]}, recursive=True) }}"
  when: deleted_vpc.rc == 0