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Fix Default Route Table #62

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merged 18 commits into from
Jun 28, 2022
Merged

Fix Default Route Table #62

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a36399d
revert PR #44
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revert accidental dleetion
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ids not id
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working map
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remove extra tests for now
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revert more tests
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4 changes: 2 additions & 2 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -357,10 +357,10 @@ Available targets:
| [aws_caller_identity.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity) | data source |
| [aws_region.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
| [aws_region.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
| [aws_route_table.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route_table) | data source |
| [aws_route_table.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route_table) | data source |
| [aws_subnet_ids.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnet_ids) | data source |
| [aws_route_tables.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route_tables) | data source |
| [aws_subnet_ids.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnet_ids) | data source |
| [aws_subnets.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnets) | data source |
| [aws_vpc.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc) | data source |
| [aws_vpc.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc) | data source |

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28 changes: 15 additions & 13 deletions accepter.tf
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Expand Up @@ -48,46 +48,48 @@ data "aws_vpc" "accepter" {
}

# Lookup accepter subnets
data "aws_subnet_ids" "accepter" {
data "aws_subnets" "accepter" {
count = local.accepter_count
provider = aws.accepter
vpc_id = local.accepter_vpc_id
tags = var.accepter_subnet_tags
filter {
name = "vpc-id"
values = [local.accepter_vpc_id]
}
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}

locals {
accepter_subnet_ids = try(distinct(sort(flatten(data.aws_subnet_ids.accepter.*.ids))), [])
accepter_subnet_ids = try(local.accepter_enabled ? data.aws_subnets.accepter[0].ids : [], [])
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accepter_subnet_ids_count = length(local.accepter_subnet_ids)
accepter_vpc_id = join("", data.aws_vpc.accepter.*.id)
accepter_account_id = join("", data.aws_caller_identity.accepter.*.account_id)
accepter_region = join("", data.aws_region.accepter.*.name)
}

# Lookup accepter route tables
data "aws_route_table" "accepter" {
count = local.accepter_enabled ? local.accepter_subnet_ids_count : 0
provider = aws.accepter
subnet_id = element(local.accepter_subnet_ids, count.index)
data "aws_route_tables" "accepter" {
count = local.count
provider = aws.accepter
vpc_id = local.accepter_vpc_id
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}

locals {
accepter_aws_route_table_ids = try(distinct(sort(data.aws_route_table.accepter.*.route_table_id)), [])
accepter_aws_route_table_ids = try(distinct(sort(data.aws_route_tables.accepter[0].ids)), [])
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accepter_aws_route_table_ids_count = length(local.accepter_aws_route_table_ids)
accepter_cidr_block_associations = try(flatten(data.aws_vpc.accepter.*.cidr_block_associations), [])
accepter_cidr_block_associations = flatten(data.aws_vpc.accepter.*.cidr_block_associations)
accepter_cidr_block_associations_count = length(local.accepter_cidr_block_associations)
}

# Create routes from accepter to requester
resource "aws_route" "accepter" {
count = local.accepter_enabled ? local.accepter_aws_route_table_ids_count * local.requester_cidr_block_associations_count : 0
count = local.enabled ? local.accepter_aws_route_table_ids_count * local.requester_cidr_block_associations_count : 0
provider = aws.accepter
route_table_id = local.accepter_aws_route_table_ids[floor(count.index / local.requester_cidr_block_associations_count)]
destination_cidr_block = local.requester_cidr_block_associations[count.index % local.requester_cidr_block_associations_count]["cidr_block"]
vpc_peering_connection_id = join("", aws_vpc_peering_connection.requester.*.id)
depends_on = [
data.aws_route_table.accepter,
data.aws_route_tables.accepter,
aws_vpc_peering_connection_accepter.accepter,
aws_vpc_peering_connection.requester
aws_vpc_peering_connection.requester,
]

timeouts {
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4 changes: 2 additions & 2 deletions docs/terraform.md
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Original file line number Diff line number Diff line change
Expand Up @@ -35,10 +35,10 @@
| [aws_caller_identity.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity) | data source |
| [aws_region.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
| [aws_region.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
| [aws_route_table.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route_table) | data source |
| [aws_route_table.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route_table) | data source |
| [aws_subnet_ids.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnet_ids) | data source |
| [aws_route_tables.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route_tables) | data source |
| [aws_subnet_ids.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnet_ids) | data source |
| [aws_subnets.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/subnets) | data source |
| [aws_vpc.accepter](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc) | data source |
| [aws_vpc.requester](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc) | data source |

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