[root@com2 ~]# more vpc-mul-net-2025-08-21-3.txt
::::::::::::::
main2.tf
::::::::::::::
resource "ncloud_subnet" "pri_subnet2" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 3, 4)
  zone           = "KR-2"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PRIVATE"
  name           = var.pribate_subnet2
  usage_type     = "GEN"
}

resource "ncloud_subnet" "pub_subnet2" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4, 10)
  zone           = "KR-2"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PUBLIC"
  name           = var.public_subnet2
  usage_type     = "GEN"
}

resource "ncloud_subnet" "pri_lb_subnet2" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4, 14)
  zone           = "KR-2"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PRIVATE"
  name           = var.private_subnet_lb2
  usage_type     = "LOADB"
}


resource "ncloud_subnet" "subnet_pub_lb2" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4, 13)
  zone           = "KR-2"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PUBLIC"
  name           = var.public_subnet_lb2
  usage_type     = "LOADB"
}

resource "ncloud_subnet" "subnet_pri-db2" {
  name           = var.private_subnet_db2
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4 , 11)
  zone           = "KR-2"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PRIVATE"
  // PUBLIC(Public) | PRIVATE(Private)
}

resource "ncloud_subnet" "subnet_pub-nat2" {
  name           = var.public_subnet_nat2
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4 , 12)
  zone           = "KR-2"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PUBLIC"
  usage_type    = "NATGW"
  // PUBLIC(Public) | PRIVATE(Private)
}


::::::::::::::
main.tf
::::::::::::::
provider "ncloud" {
  support_vpc = true
  region      = "KR"
  access_key  = var.access_key
  secret_key  = var.secret_key
}

resource "ncloud_vpc" "vpc" {
  name            = var.server_name
  ipv4_cidr_block = "10.0.0.0/20"
}

resource "ncloud_subnet" "pri_subnet1" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 3, 0)
  zone           = "KR-1"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PRIVATE"
  name           = var.pribate_subnet1
  usage_type     = "GEN"
}

resource "ncloud_subnet" "pub_subnet1" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4, 2)
  zone           = "KR-1"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PUBLIC"
  name           = var.public_subnet1
  usage_type     = "GEN"
}

resource "ncloud_subnet" "pri_lb_subnet1" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4, 6)
  zone           = "KR-1"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PRIVATE"
  name           = var.private_subnet_lb1
  usage_type     = "LOADB"
}


resource "ncloud_subnet" "subnet_pub_ls1" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4, 5)
  zone           = "KR-1"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PUBLIC"
  name           = var.public_subnet_lb1
  usage_type     = "LOADB"
}

resource "ncloud_subnet" "subnet_pri-db1" {
  name           = var.private_subnet_db1
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4 , 3)
  zone           = "KR-1"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PRIVATE"
  // PUBLIC(Public) | PRIVATE(Private)
}

resource "ncloud_subnet" "subnet_pub-nat1" {
  name           = var.public_subnet_nat1
  vpc_no         = ncloud_vpc.vpc.id
  subnet         = cidrsubnet(ncloud_vpc.vpc.ipv4_cidr_block, 4 , 4)
  zone           = "KR-1"
  network_acl_no = ncloud_vpc.vpc.default_network_acl_no
  subnet_type    = "PUBLIC"
  usage_type    = "NATGW"
  // PUBLIC(Public) | PRIVATE(Private)
}
::::::::::::::
nat.tf
::::::::::::::

#db용 RT 생성
resource "ncloud_route_table" "route_table_pri1" {
  name           = var.private_db_rt1
  vpc_no         = ncloud_vpc.vpc.id
  supported_subnet_type    = "PRIVATE"
}

#db rt와 subnet 연결
resource "ncloud_route_table_association" "subnet_pri-db1" {
    route_table_no        = ncloud_route_table.route_table_pri1.id
    subnet_no             = ncloud_subnet.subnet_pri-db1.id
}

#kr-1 pri전용 라우팅 테이블 생성
resource "ncloud_route_table" "route_table_pri-kr1" {
  name           = "pri-rt-kr1"
  vpc_no         = ncloud_vpc.vpc.id
  supported_subnet_type    = "PRIVATE"
}

resource "ncloud_route_table_association" "subnet_pri-kr1" {
    route_table_no        = ncloud_route_table.route_table_pri-kr1.id
    subnet_no             = ncloud_subnet.pri_subnet1.id
}

resource "ncloud_route_table_association" "lb-subnet_pri-kr11" {
    route_table_no        = ncloud_route_table.route_table_pri-kr1.id
    subnet_no             = ncloud_subnet.pri_lb_subnet1.id
}

# NAT Gateway

resource "ncloud_nat_gateway" "nat_gateway_scn_01" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet_no = ncloud_subnet.subnet_pub-nat1.id
  zone      = "KR-1"
  name      = var.public_not_gateway1
}

# Route Table
resource "ncloud_route" "route_scn_01_nat" {
  route_table_no         = ncloud_route_table.route_table_pri-kr1.id
  destination_cidr_block = "0.0.0.0/0"
  target_type            = "NATGW"
  target_name            = ncloud_nat_gateway.nat_gateway_scn_01.name
  target_no              = ncloud_nat_gateway.nat_gateway_scn_01.id

}


#db2 rt와 subnet 연결
resource "ncloud_route_table_association" "subnet_pri-db2" {
    route_table_no        = ncloud_route_table.route_table_pri1.id
    subnet_no             = ncloud_subnet.subnet_pri-db2.id
}


# NAT Gateway

resource "ncloud_nat_gateway" "nat_gateway_scn_02" {
  vpc_no         = ncloud_vpc.vpc.id
  subnet_no = ncloud_subnet.subnet_pub-nat2.id
  zone      = "KR-2"
  name      = var.public_not_gateway2
}

# Route Table
resource "ncloud_route" "route_scn_02_nat" {
  route_table_no         = ncloud_vpc.vpc.default_private_route_table_no
  destination_cidr_block = "0.0.0.0/0"
  target_type            = "NATGW"
  target_name            = ncloud_nat_gateway.nat_gateway_scn_02.name
  target_no              = ncloud_nat_gateway.nat_gateway_scn_02.id

}


::::::::::::::
var.tf
::::::::::::::

variable client_ip {
  default = "211.188.53.77"
}

variable access_key {
  default = "ncp_iam_BPAMKvatA"
}

variable secret_key {
  default = "ncp_iam_BPKMKxqdV"
}

variable "server_name" {
  type = string
  default = "agame-dev-vpc"
}

variable "pribate_subnet1" {
  type = string
  default = "pri1"
}

variable "public_subnet1" {
  type = string
  default = "pub1"
}

variable "private_subnet_db1" {
  type = string
  default = "pri-db1"
}

variable "public_subnet_nat1" {
  type = string
  default = "pub-nat1"
}

variable "public_subnet_lb1" {
  type = string
  default = "pub-lb1"
}

variable "private_subnet_lb1" {
  type = string
  default = "pri-lb1"
}

variable "private_db_rt1" {
  type = string
  default = "db-rt1"
}

variable "public_not_gateway1" {
  type = string
  default = "pub-nat1"
}

variable "private_server_name1" {
  type = string
  default = "pri-srv1"
}

variable "public_server_name1" {
  type = string
  default = "pub-srv1"
}

variable "pribate_subnet2" {
  type = string
  default = "pri2"
}

variable "public_subnet2" {
  type = string
  default = "pub2"
}

variable "private_subnet_db2" {
  type = string
  default = "pri-db2"
}

variable "public_subnet_nat2" {
  type = string
  default = "pub-nat2"
}

variable "public_subnet_lb2" {
  type = string
  default = "pub-lb2"
}

variable "private_subnet_lb2" {
  type = string
  default = "pri-lb2"
}

variable "private_db_rt2" {
  type = string
  default = "db-rt2"
}

variable "public_not_gateway2" {
  type = string
  default = "pub-nat2"
}

variable "private_server_name2" {
  type = string
  default = "pri-srv2"
}

variable "public_server_name2" {
  type = string
  default = "pub-srv2"
}



::::::::::::::
ver.tf
::::::::::::::
terraform {
  required_providers {
    ncloud = {
      source = "navercloudplatform/ncloud"
    }
  }
  required_version = ">= 0.13"
}
[root@com2 ~]#