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5-private-subnets.tf
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### Create Private subnets
resource "aws_subnet" "PrivateSubnet-1" {
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidr["cidr_1"]
map_public_ip_on_launch = false
availability_zone = var.availability_zones["az_1"]
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateSubnet-1")
}
}
resource "aws_subnet" "PrivateSubnet-2" {
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidr["cidr_2"]
map_public_ip_on_launch = false
availability_zone = var.availability_zones["az_2"]
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateSubnet-2")
}
}
resource "aws_subnet" "PrivateSubnet-3" {
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidr["cidr_3"]
map_public_ip_on_launch = false
availability_zone = var.availability_zones["az_1"]
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateSubnet-3")
}
}
resource "aws_subnet" "PrivateSubnet-4" {
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidr["cidr_4"]
map_public_ip_on_launch = false
availability_zone = var.availability_zones["az_2"]
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateSubnet-4")
}
}
resource "aws_subnet" "PrivateSubnet-5" {
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidr["cidr_5"]
map_public_ip_on_launch = false
availability_zone = var.availability_zones["az_1"]
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateSubnet-5")
}
}
resource "aws_subnet" "PrivateSubnet-6" {
vpc_id = aws_vpc.main.id
cidr_block = var.private_subnet_cidr["cidr_6"]
map_public_ip_on_launch = false
availability_zone = var.availability_zones["az_2"]
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateSubnet-6")
}
}
### create route table for private subnet
resource "aws_route_table" "private-rtb" {
vpc_id = aws_vpc.main.id
tags = {
Name = format("%s%s%s", title(var.env), title(var.base_name), "-PrivateRouteTable")
}
}
# create route for the private route table and attatch a nat gateway to it
resource "aws_route" "private-rtb-route" {
route_table_id = aws_route_table.private-rtb.id
destination_cidr_block = "0.0.0.0/0"
nat_gateway_id = aws_nat_gateway.nat.id
}
# associate all private subnets to the private route table
resource "aws_route_table_association" "private-subnets-assoc-1" {
subnet_id = aws_subnet.PrivateSubnet-1.id
route_table_id = aws_route_table.private-rtb.id
}
resource "aws_route_table_association" "private-subnets-assoc-2" {
subnet_id = aws_subnet.PrivateSubnet-2.id
route_table_id = aws_route_table.private-rtb.id
}
resource "aws_route_table_association" "private-subnets-assoc-3" {
subnet_id = aws_subnet.PrivateSubnet-3.id
route_table_id = aws_route_table.private-rtb.id
}
resource "aws_route_table_association" "private-subnets-assoc-4" {
subnet_id = aws_subnet.PrivateSubnet-4.id
route_table_id = aws_route_table.private-rtb.id
}
resource "aws_route_table_association" "private-subnets-assoc-5" {
subnet_id = aws_subnet.PrivateSubnet-5.id
route_table_id = aws_route_table.private-rtb.id
}
resource "aws_route_table_association" "private-subnets-assoc-6" {
subnet_id = aws_subnet.PrivateSubnet-6.id
route_table_id = aws_route_table.private-rtb.id
}