Управление конфигурациями и окружениями — Структура Terraform-проекта

# modules/vpc/main.tf
resource "aws_vpc" "main" {
  cidr_block           = var.cidr_block
  enable_dns_hostnames = true
  enable_dns_support   = true
  
  tags = merge(var.tags, {
    Name = "${var.environment}-vpc"
  })
}

resource "aws_subnet" "public" {
  count = length(var.public_subnets)
  
  vpc_id                  = aws_vpc.main.id
  cidr_block              = var.public_subnets[count.index]
  availability_zone       = data.aws_availability_zones.available.names[count.index]
  map_public_ip_on_launch = true
  
  tags = merge(var.tags, {
    Name = "${var.environment}-public-${count.index}"
    Tier = "public"
  })
}

resource "aws_subnet" "private" {
  count = length(var.private_subnets)
  
  vpc_id            = aws_vpc.main.id
  cidr_block        = var.private_subnets[count.index]
  availability_zone = data.aws_availability_zones.available.names[count.index]
  
  tags = merge(var.tags, {
    Name = "${var.environment}-private-${count.index}"
    Tier = "private"
  })
}

resource "aws_internet_gateway" "main" {
  vpc_id = aws_vpc.main.id
  
  tags = merge(var.tags, {
    Name = "${var.environment}-igw"
  })
}

resource "aws_route_table" "public" {
  vpc_id = aws_vpc.main.id
  
  route {
    cidr_block = "0.0.0.0/0"
    gateway_id = aws_internet_gateway.main.id
  }
  
  tags = merge(var.tags, {
    Name = "${var.environment}-public-rt"
  })
}