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variables.tf
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variables.tf
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variable "create_vpc" {
description = "Controls if VPC should be created (it affects almost all resources)"
type = bool
default = true
}
variable "vpc_name" {
description = "Name of VPC"
type = string
}
variable "cidr_name" {
description = "Name of cidr managed"
type = string
default = ""
}
variable "vpc_id" {
description = "VPC id for use in cases where VPC was already created and you would like to reuse it with this module. Not required if create_vpc = true"
type = string
default = ""
}
variable "aws_region" {
description = "Region to deploy current terraform script"
type = string
default = "ap-southeast-1"
}
variable "tags" {
description = "Tags to apply to resources"
type = map(any)
default = {}
}
variable "vpc_tags" {
description = "Tags to apply to VPC"
type = map(any)
default = {}
}
variable "vpc_cidr" {
description = "CIDR for the VPC, check that this doesn't collide with an existing one"
type = string
}
variable "folder" {
description = "Path relative to root of terraform directory where this module is used. This is for easier locating of where the individual resource is created with aws console"
type = map(any)
}
variable "eks_cluster_tags" {
description = "List of tags that EKS will create, but also added to VPC for persistency across terraform applies"
type = map(any)
default = {}
}
variable "number_of_azs" {
description = "Determines number of availability zones to use in the region"
default = 2
type = number
}
variable "secondary_cidr_blocks" {
description = "List of secondary CIDR blocks to associate with the VPC to extend the IP Address pool"
type = list(string)
default = []
}
variable "default_security_group_rules" {
description = "Allowed inbound rules for default security group"
type = map(any)
default = {}
// Example input map
// {
// "22" = ["192.168.1.0/24", "10.1.1.0/24" ]
// "443" = ["0.0.0.0/0"]
// }
}
variable "intranet_subnets" {
description = "cidr range of your intranet subnets"
type = list(string)
default = []
}
variable "public_subnets" {
description = "cidr range of your public subnets"
type = list(string)
default = []
}
variable "private_subnets" {
description = "cidr range of your private subnets"
type = list(string)
default = []
}
variable "database_subnets" {
description = "cidr range of your database subnets"
type = list(string)
default = []
}
variable "firewall_subnets" {
description = "cidr range of your firewall subnets"
type = list(string)
default = []
}
variable "firewall_sync_states" {
description = "Output of aws_networkfirewall_firewall.firewall_status[0].sync_states"
type = list(object({
attachment = list(object({
endpoint_id = string
subnet_id = string
}))
availability_zone = string
}))
default = []
}
variable "firewall_dedicated_network_acl" {
description = "Whether to use dedicated network ACL (not default) and custom rules for firewall subnets"
type = bool
default = false
}
variable "firewall_inbound_acl_rules" {
description = "firewall subnets inbound network ACL rules"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "enable_nat_gateway" {
description = "Should be true if you want to provision NAT Gateways for each of your private networks"
type = bool
default = true
}
variable "firewall_outbound_acl_rules" {
description = "Firewall subnets outbound network ACL rules"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "map_public_ip_on_launch" {
description = "Should be false if you do not want to auto-assign public IP on launch"
type = bool
default = true
}
variable "manage_default_network_acl" {
description = "Should be true to adopt and manage Default Network ACL"
type = bool
default = false
}
variable "default_network_acl_name" {
description = "Name to be used on the Default Network ACL"
type = string
default = ""
}
variable "default_network_acl_tags" {
description = "Additional tags for the Default Network ACL"
type = map(string)
default = {}
}
################################################################################
# Flow Log
################################################################################
variable "enable_flow_log" {
description = "Whether or not to enable VPC Flow Logs"
type = bool
default = false
}
variable "vpc_flow_log_permissions_boundary" {
description = "The ARN of the Permissions Boundary for the VPC Flow Log IAM Role"
type = string
default = null
}
variable "flow_log_max_aggregation_interval" {
description = "The maximum interval of time during which a flow of packets is captured and aggregated into a flow log record. Valid Values: `60` seconds or `600` seconds"
type = number
default = 600
}
variable "flow_log_traffic_type" {
description = "The type of traffic to capture. Valid values: ACCEPT, REJECT, ALL"
type = string
default = "ALL"
}
variable "flow_log_destination_type" {
description = "Type of flow log destination. Can be s3 or cloud-watch-logs"
type = string
default = "cloud-watch-logs"
}
variable "flow_log_log_format" {
description = "The fields to include in the flow log record, in the order in which they should appear"
type = string
default = null
}
variable "flow_log_destination_arn" {
description = "The ARN of the CloudWatch log group or S3 bucket where VPC Flow Logs will be pushed. If this ARN is a S3 bucket the appropriate permissions need to be set on that bucket's policy. When create_flow_log_cloudwatch_log_group is set to false this argument must be provided"
type = string
default = ""
}
variable "flow_log_file_format" {
description = "(Optional) The format for the flow log. Valid values: `plain-text`, `parquet`"
type = string
default = null
}
variable "flow_log_hive_compatible_partitions" {
description = "(Optional) Indicates whether to use Hive-compatible prefixes for flow logs stored in Amazon S3"
type = bool
default = false
}
variable "flow_log_per_hour_partition" {
description = "(Optional) Indicates whether to partition the flow log per hour. This reduces the cost and response time for queries"
type = bool
default = false
}
variable "vpc_flow_log_tags" {
description = "Additional tags for the VPC Flow Logs"
type = map(string)
default = {}
}
################################################################################
# Flow Log CloudWatch
################################################################################
variable "create_flow_log_cloudwatch_log_group" {
description = "Whether to create CloudWatch log group for VPC Flow Logs"
type = bool
default = false
}
variable "create_flow_log_cloudwatch_iam_role" {
description = "Whether to create IAM role for VPC Flow Logs"
type = bool
default = false
}
variable "flow_log_cloudwatch_iam_role_arn" {
description = "The ARN for the IAM role that's used to post flow logs to a CloudWatch Logs log group. When flow_log_destination_arn is set to ARN of Cloudwatch Logs, this argument needs to be provided"
type = string
default = ""
}
variable "flow_log_cloudwatch_log_group_name_prefix" {
description = "Specifies the name prefix of CloudWatch Log Group for VPC flow logs"
type = string
default = "/aws/vpc-flow-log/"
}
variable "flow_log_cloudwatch_log_group_name_suffix" {
description = "Specifies the name suffix of CloudWatch Log Group for VPC flow logs"
type = string
default = ""
}
variable "flow_log_cloudwatch_log_group_retention_in_days" {
description = "Specifies the number of days you want to retain log events in the specified log group for VPC flow logs"
type = number
default = null
}
variable "flow_log_cloudwatch_log_group_kms_key_id" {
description = "The ARN of the KMS Key to use when encrypting log data for VPC flow logs"
type = string
default = null
}
################################################################################
# Default VPC
################################################################################
variable "manage_default_vpc" {
description = "Should be true to adopt and manage Default VPC"
type = bool
default = false
}
variable "default_vpc_name" {
description = "Name to be used on the Default VPC"
type = string
default = null
}
variable "default_vpc_enable_dns_support" {
description = "Should be true to enable DNS support in the Default VPC"
type = bool
default = true
}
variable "default_vpc_enable_dns_hostnames" {
description = "Should be true to enable DNS hostnames in the Default VPC"
type = bool
default = true
}
variable "default_vpc_tags" {
description = "Additional tags for the Default VPC"
type = map(string)
default = {}
}
variable "manage_default_security_group" {
description = "Should be true to adopt and manage default security group"
type = bool
default = true
}
variable "default_security_group_name" {
description = "Name to be used on the default security group"
type = string
default = null
}
variable "default_security_group_ingress" {
description = "List of maps of ingress rules to set on the default security group"
type = list(map(string))
default = []
}
variable "default_security_group_egress" {
description = "List of maps of egress rules to set on the default security group"
type = list(map(string))
default = []
}
variable "default_security_group_tags" {
description = "Additional tags for the default security group"
type = map(string)
default = {}
}
################################################################################
# Default Route
################################################################################
variable "manage_default_route_table" {
description = "Should be true to manage default route table"
type = bool
default = true
}
variable "default_route_table_name" {
description = "Name to be used on the default route table"
type = string
default = null
}
variable "default_route_table_propagating_vgws" {
description = "List of virtual gateways for propagation"
type = list(string)
default = []
}
variable "default_route_table_routes" {
description = "Configuration block of routes. See https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/default_route_table#route"
type = list(map(string))
default = []
}
variable "default_route_table_tags" {
description = "Additional tags for the default route table"
type = map(string)
default = {}
}
################################################################################
# Public Network ACLs
################################################################################
variable "public_dedicated_network_acl" {
description = "Whether to use dedicated network ACL (not default) and custom rules for public subnets"
type = bool
default = false
}
variable "public_inbound_acl_rules" {
description = "Public subnets inbound network ACLs"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "public_outbound_acl_rules" {
description = "Public subnets outbound network ACLs"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "public_acl_tags" {
description = "Additional tags for the public subnets network ACL"
type = map(string)
default = {}
}
################################################################################
# Private Network ACLs
################################################################################
variable "private_dedicated_network_acl" {
description = "Whether to use dedicated network ACL (not default) and custom rules for private subnets"
type = bool
default = false
}
variable "private_inbound_acl_rules" {
description = "Private subnets inbound network ACLs"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "private_outbound_acl_rules" {
description = "Private subnets outbound network ACLs"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "private_acl_tags" {
description = "Additional tags for the private subnets network ACL"
type = map(string)
default = {}
}
################################################################################
# Database Network ACLs
################################################################################
variable "database_dedicated_network_acl" {
description = "Whether to use dedicated network ACL (not default) and custom rules for database subnets"
type = bool
default = false
}
variable "database_inbound_acl_rules" {
description = "Database subnets inbound network ACL rules"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "database_outbound_acl_rules" {
description = "Database subnets outbound network ACL rules"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "database_acl_tags" {
description = "Additional tags for the database subnets network ACL"
type = map(string)
default = {}
}
################################################################################
# Intra Network ACLs
################################################################################
variable "intra_dedicated_network_acl" {
description = "Whether to use dedicated network ACL (not default) and custom rules for intra subnets"
type = bool
default = false
}
variable "intra_inbound_acl_rules" {
description = "Intra subnets inbound network ACLs"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "intra_outbound_acl_rules" {
description = "Intra subnets outbound network ACLs"
type = list(map(string))
default = [
{
rule_number = 100
rule_action = "allow"
from_port = 0
to_port = 0
protocol = "-1"
cidr_block = "0.0.0.0/0"
},
]
}
variable "intra_acl_tags" {
description = "Additional tags for the intra subnets network ACL"
type = map(string)
default = {}
}