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If not peering from eicommon environment, set no ingress rules. #93

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merged 1 commit into from
Oct 15, 2024
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If not peering from eicommon environment, set no ingress rules. #93

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69 changes: 24 additions & 45 deletions aws/ei-privatelink-consumer/main.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,28 @@ locals {
"eu-west-2" = "com.amazonaws.vpce.eu-west-2.vpce-svc-095f356e082bbf579"
"eu-west-3" = "com.amazonaws.vpce.eu-west-3.vpce-svc-035a632822c04307a"
}
ei_sg_ids = data.aws_region.current.name == "ap-northeast-1" ? [var.ei_sg_ids] : []
ei_cidrs = data.aws_region.current.name == "ap-northeast-1" ? [] : [var.ei_cidrs]
rule_optional_arguments = {
cidr_blocks = null
description = null
ipv6_cidr_blocks = null
prefix_list_ids = null
security_groups = null
self = null
}
ingress_rules = {
icmp = merge(local.rule_optional_arguments, {
from_port = -1
to_port = -1
protocol = "icmp"
})
ssh = merge(local.rule_optional_arguments, {
from_port = 22
to_port = 22
protocol = "tcp"
})
}
ei_sg_ids = length(var.ei_sg_ids) > 0 ? [for v in local.ingress_rules : merge(v, { security_groups = var.ei_sg_ids })] : []
ei_cidrs = length(var.ei_cidrs) > 0 ? [for v in local.ingress_rules : merge(v, { cidr_blocks = var.ei_cidrs })] : []
}

data "aws_region" "current" {}
Expand Down Expand Up @@ -41,47 +61,6 @@ resource "aws_security_group" "ei_managed" {
name = "ei-managed"
vpc_id = var.vpc_id

dynamic "ingress" {
for_each = local.ei_sg_ids

content {
from_port = -1
to_port = -1
protocol = "icmp"
security_groups = ingress.value
}
}

dynamic "ingress" {
for_each = local.ei_sg_ids

content {
from_port = 22
to_port = 22
protocol = "tcp"
security_groups = ingress.value
}
}

dynamic "ingress" {
for_each = local.ei_cidrs

content {
from_port = -1
to_port = -1
protocol = "icmp"
cidr_blocks = ingress.value
}
}

dynamic "ingress" {
for_each = local.ei_cidrs

content {
from_port = 22
to_port = 22
protocol = "tcp"
cidr_blocks = ingress.value
}
}
ingress = data.aws_region.current.name == "ap-northeast-1" ? local.ei_sg_ids : local.ei_cidrs
egress = []
}