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@jackl0phty
Last active December 3, 2021 14:08
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Use Ansible to create AWS Security Group, Create Name tag, Open TCP port 80, and Only Allow Access From Your Home External Ip Address.
---
- hosts: localhost
connection: local
gather_facts: no
vars:
region: us-east-1
route_prefix: /32
tasks:
- command: curl --silent --fail http://checkip.amazonaws.com/
register: external_ip
- set_fact: routable_ip="{{external_ip.stdout}}{{ route_prefix }}"
- name: Create test ansible security group.
local_action:
module: ec2_group
name: "{{ item.sg_name }}"
region: "{{ region }}"
name: http_port_80_home
description: HTTP From Home Ip
state: present
rules:
- proto: tcp
from_port: 80
to_port: 80
cidr_ip: "{{ routable_ip }}"
rules_egress:
- proto: all
cidr_ip: 0.0.0.0/0
register: aws_sg
- name: Tag security group http from home Ip
local_action:
module: ec2_tag
resource: "{{aws_sg.group_id}}"
region: "{{ region }}"
state: present
tags:
Name: HTTP_port_80_home
The above Ansible play will require the following minimal access in AWS.
# Create & modify AWS security group.
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"ec2:CreateSecurityGroups",
"ec2:*SecurityGroups*",
"ec2:Describe*",
"ec2:CreateSecurity*",
"ec2:RevokeSecurity*",
"ec2:AuthorizeSecurity*"
],
"Resource": "*"
}
]
}
# Create & modify ec2 tags
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"ec2:CreateTags",
"ec2:*CreateTags*",
"ec2:Describe*",
"ec2:RevokeTags*",
"ec2:AuthorizeTags*"
],
"Resource": "*"
}
]
}
# AWS provided policy "AmazonEC2ReadOnlyAccess".
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": "ec2:Describe*",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "elasticloadbalancing:Describe*",
"Resource": "*"
},
{
"Effect": "Allow",
"Action": [
"cloudwatch:ListMetrics",
"cloudwatch:GetMetricStatistics",
"cloudwatch:Describe*"
],
"Resource": "*"
},
{
"Effect": "Allow",
"Action": "autoscaling:Describe*",
"Resource": "*"
}
]
}
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