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k3s-gitops/terraform/aws-infrastructure/modules/vpc/main.tf
2026-01-06 14:23:17 +00:00

71 lines
1.9 KiB
HCL

# VPC Module Example
# Full implementation available in repository
resource "aws_vpc" "main" {
cidr_block = var.vpc_cidr
enable_dns_hostnames = true
enable_dns_support = true
tags = merge(var.tags, {
Name = var.vpc_name
})
}
resource "aws_internet_gateway" "main" {
vpc_id = aws_vpc.main.id
tags = merge(var.tags, { Name = "${var.vpc_name}-igw" })
}
resource "aws_subnet" "public" {
count = length(var.public_subnet_cidrs)
vpc_id = aws_vpc.main.id
cidr_block = var.public_subnet_cidrs[count.index]
availability_zone = var.azs[count.index]
map_public_ip_on_launch = true
tags = merge(var.tags, {
Name = "${var.vpc_name}-public-${var.azs[count.index]}"
Tier = "Public"
})
}
resource "aws_subnet" "private" {
count = length(var.private_subnet_cidrs)
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidrs[count.index]
availability_zone = var.azs[count.index]
tags = merge(var.tags, {
Name = "${var.vpc_name}-private-${var.azs[count.index]}"
Tier = "Private"
})
}
resource "aws_eip" "nat" {
count = var.enable_nat_gateway ? (var.single_nat_gateway ? 1 : length(var.azs)) : 0
domain = "vpc"
tags = merge(var.tags, { Name = "${var.vpc_name}-nat-eip" })
}
resource "aws_nat_gateway" "main" {
count = var.enable_nat_gateway ? (var.single_nat_gateway ? 1 : length(var.azs)) : 0
allocation_id = aws_eip.nat[count.index].id
subnet_id = aws_subnet.public[count.index].id
tags = merge(var.tags, { Name = "${var.vpc_name}-nat" })
}
# Route tables, associations, and other resources...
# See full implementation in repository
output "vpc_id" {
value = aws_vpc.main.id
}
output "public_subnet_ids" {
value = aws_subnet.public[*].id
}
output "private_subnet_ids" {
value = aws_subnet.private[*].id
}