This module performs the following tasks:

- Create VPC, vpcflow log
- Create subnets in every AZ
- Create IGW, NGW
- Create s3 and ddb endpoints which are free


## Requirements

| Name | Version |
|------|---------|
| terraform | >= 1.3.0 |
| aws | >= 5.0 |

## Providers

| Name | Version |
|------|---------|
| aws | >= 5.0 |
| random | n/a |

## Modules

| Name | Source | Version |
|------|--------|---------|
| private-route | ./modules/RouteTables | n/a |
| private-route-multiaz | ./modules/RouteTables | n/a |
| vpc-ep | ../vpc-endpoints | n/a |

## Resources

| Name | Type |
|------|------|
| [aws_cloudwatch_log_group.vpcflowlog-loggroup](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/cloudwatch_log_group) | resource |
| [aws_default_security_group.default-sg](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/default_security_group) | resource |
| [aws_eip.ngw-eip](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/eip) | resource |
| [aws_eip.ngw-eip-multiaz](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/eip) | resource |
| [aws_flow_log.vpc-flowlog](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/flow_log) | resource |
| [aws_flow_log.vpc-flowlog-s3](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/flow_log) | resource |
| [aws_iam_role.vpcflowlog-role](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_role) | resource |
| [aws_iam_role_policy.vpcflowlog-role-policy](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_role_policy) | resource |
| [aws_internet_gateway.igw](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/internet_gateway) | resource |
| [aws_nat_gateway.ngw](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/nat_gateway) | resource |
| [aws_nat_gateway.ngw-multiaz](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/nat_gateway) | resource |
| [aws_route.public-routes](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/route) | resource |
| [aws_route_table.public-route-table](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/route_table) | resource |
| [aws_route_table_association.public_route_association](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/route_table_association) | resource |
| [aws_subnet.private-subnets](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/subnet) | resource |
| [aws_subnet.public-subnets](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/subnet) | resource |
| [aws_vpc.vpc](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/vpc) | resource |
| [aws_vpc_ipv4_cidr_block_association.additional_cidr](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/vpc_ipv4_cidr_block_association) | resource |
| [random_id.rid](https://registry.terraform.io/providers/hashicorp/random/latest/docs/resources/id) | resource |
| [aws_availability_zones.available-az](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/availability_zones) | data source |
| [aws_caller_identity.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity) | data source |
| [aws_default_tags.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/default_tags) | data source |

## Inputs

| Name | Description | Type | Default | Required |
|------|-------------|------|---------|:--------:|
| create-free-vpc-endpoints | Whether to deploy free VPC endpoints (s3 and dynamodb) | `bool` | `true` | no |
| create-nat-gateway | Deploy NAT gateway for private subnets | `bool` | `false` | no |
| enable-flow-log | Whether to enable VPC flowlog | `bool` | `true` | no |
| flow-log-bucket-arn | Arn of S3 bucket to be used for flow logging | `string` | `null` | no |
| flow-log-destination | Destination of flowlog. Valid destinations are s3 or cwlog | `string` | `null` | no |
| multiaz-nat-gateway | Whether to deploy 1 NAT gateway for each AZ | `bool` | `false` | no |
| private-subnet-cidrs | Private subnet CIDRs | `list(string)` | `[]` | no |
| public-subnet-cidrs | Public subnet CIDRs | `list(string)` | `[]` | no |
| resource-prefix | Prefix of resource | `string` | n/a | yes |
| secondary\_cidr\_blocks | Additional cidr blocks | `list(string)` | `[]` | no |
| vpc-cidr | VPC primary CIDR | `string` | n/a | yes |
| vpcflowlog-cwl-loggroup-key-arn | KMS key arn for cwlog encryption | `string` | n/a | yes |
| vpcflowlog-retain-days | Log retention period for CWlogs | `number` | `90` | no |

## Outputs

| Name | Description |
|------|-------------|
| private-subnet-details | Details of private subnets |
| private-subnet-ids | List of private subnet id |
| private\_subnets | Private subnet cidrs |
| public-route-table-id | Public route table id |
| public-subnet-details | Details of public subnets |
| public-subnet-ids | List of public subnet id |
| public\_subnets | Public subnet cidrs |
| secondary\_cidr\_blocks | Secondary CIDR block |
| vpc-cidr | VPC primary cidr |
| vpc\_id | VPC id |
 
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## Authorship
This module was developed by xpk.