fix ipv6 egress route for single nat

jbatmalle · jbatmalle · commit 50af905dbbe2 · 2025-07-23T17:48:32.000+02:00
diff --git a/main.tf b/main.tf
@@ -1073,7 +1073,7 @@ resource "aws_egress_only_internet_gateway" "this" {
 }
 
 resource "aws_route" "private_ipv6_egress" {
-  count = local.create_vpc && var.create_egress_only_igw && var.enable_ipv6 && local.len_private_subnets > 0 ? local.nat_gateway_count : 0
+  count = local.create_vpc && var.create_egress_only_igw && var.enable_ipv6 && local.len_private_subnets > 0 ? ( var.single_nat_gateway ? local.len_private_subnets : local.nat_gateway_count ) : 0
 
   route_table_id              = element(aws_route_table.private[*].id, count.index)
   destination_ipv6_cidr_block = "::/0"

Original file line number	Diff line number	Diff line change
`@@ -1073,7 +1073,7 @@ resource "aws_egress_only_internet_gateway" "this" {`
`1073`	`1073`	`}`
`1074`	`1074`
`1075`	`1075`	`resource "aws_route" "private_ipv6_egress" {`
`1076`		`- count = local.create_vpc && var.create_egress_only_igw && var.enable_ipv6 && local.len_private_subnets > 0 ? local.nat_gateway_count : 0`
	`1076`	`+ count = local.create_vpc && var.create_egress_only_igw && var.enable_ipv6 && local.len_private_subnets > 0 ? ( var.single_nat_gateway ? local.len_private_subnets : local.nat_gateway_count ) : 0`
`1077`	`1077`
`1078`	`1078`	`route_table_id = element(aws_route_table.private[*].id, count.index)`
`1079`	`1079`	`destination_ipv6_cidr_block = "::/0"`