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* Creates a network ACL with ocnfigurable rules * If egress/ingress lockdown is enabled, all traffic will be blocked by default * The ACL is applied to all the subnets created in the infrastructure
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,83 @@ | ||
| resource "aws_default_network_acl" "infrastructure" { | ||
| count = local.infrastructure_vpc ? 1 : 0 | ||
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| default_network_acl_id = aws_vpc.infrastructure[0].default_network_acl_id | ||
| } | ||
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| resource "aws_network_acl" "infrastructure" { | ||
| count = local.infrastructure_vpc ? 1 : 0 | ||
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| vpc_id = aws_vpc.infrastructure[0].id | ||
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| tags = { | ||
| Name = "${local.resource_prefix}-infrastructure" | ||
| } | ||
| } | ||
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| resource "aws_network_acl_association" "infrastructure_public_subnets" { | ||
| for_each = local.infrastructure_vpc && local.infrastructure_vpc_network_enable_public ? aws_subnet.infrastructure_public : {} | ||
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| network_acl_id = aws_network_acl.infrastructure[0].id | ||
| subnet_id = each.value.id | ||
| } | ||
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| resource "aws_network_acl_association" "infrastructure_private_subnets" { | ||
| for_each = local.infrastructure_vpc && local.infrastructure_vpc_network_enable_private ? aws_subnet.infrastructure_private : {} | ||
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| network_acl_id = aws_network_acl.infrastructure[0].id | ||
| subnet_id = each.value.id | ||
| } | ||
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| resource "aws_network_acl_rule" "egress_allow_all" { | ||
| count = local.infrastructure_vpc && ! local.infrastructure_vpc_network_acl_egress_lockdown ? 1 : 0 | ||
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| network_acl_id = aws_network_acl.infrastructure[0].id | ||
| egress = true | ||
| rule_number = length(local.infrastructure_vpc_network_acl_egress_custom_rules) + 1 | ||
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| rule_action = "allow" | ||
| protocol = "-1" | ||
| from_port = 0 | ||
| to_port = 0 | ||
| cidr_block = "0.0.0.0/0" | ||
| } | ||
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| resource "aws_network_acl_rule" "egress" { | ||
| count = local.infrastructure_vpc ? length(local.infrastructure_vpc_network_acl_egress_custom_rules) : 0 | ||
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| network_acl_id = aws_network_acl.infrastructure[0].id | ||
| rule_number = count.index + 1 | ||
| egress = true | ||
| protocol = local.infrastructure_vpc_network_acl_egress_custom_rules[count.index]["protocol"] | ||
| rule_action = local.infrastructure_vpc_network_acl_egress_custom_rules[count.index]["action"] | ||
| cidr_block = local.infrastructure_vpc_network_acl_egress_custom_rules[count.index]["cidr_block"] | ||
| from_port = local.infrastructure_vpc_network_acl_egress_custom_rules[count.index]["from_port"] | ||
| to_port = local.infrastructure_vpc_network_acl_egress_custom_rules[count.index]["to_port"] | ||
| } | ||
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| resource "aws_network_acl_rule" "ingress_allow_all" { | ||
| count = local.infrastructure_vpc && ! local.infrastructure_vpc_network_acl_ingress_lockdown ? 1 : 0 | ||
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| network_acl_id = aws_network_acl.infrastructure[0].id | ||
| egress = false | ||
| rule_number = length(local.infrastructure_vpc_network_acl_ingress_custom_rules) + 1 | ||
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| rule_action = "allow" | ||
| protocol = "-1" | ||
| from_port = 0 | ||
| to_port = 0 | ||
| cidr_block = "0.0.0.0/0" | ||
| } | ||
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| resource "aws_network_acl_rule" "ingress" { | ||
| count = local.infrastructure_vpc ? length(local.infrastructure_vpc_network_acl_ingress_custom_rules) : 0 | ||
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| network_acl_id = aws_network_acl.infrastructure[0].id | ||
| rule_number = count.index + 1 | ||
| egress = false | ||
| protocol = local.infrastructure_vpc_network_acl_ingress_custom_rules[count.index]["protocol"] | ||
| rule_action = local.infrastructure_vpc_network_acl_ingress_custom_rules[count.index]["action"] | ||
| cidr_block = local.infrastructure_vpc_network_acl_ingress_custom_rules[count.index]["cidr_block"] | ||
| from_port = local.infrastructure_vpc_network_acl_ingress_custom_rules[count.index]["from_port"] | ||
| to_port = local.infrastructure_vpc_network_acl_ingress_custom_rules[count.index]["to_port"] | ||
| } |