Files
hunfabric/modules/project/identity-providers.tf
2026-04-18 10:07:14 +02:00

84 lines
2.9 KiB
HCL

/**
* Copyright 2025 Google LLC
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
locals {
wif_providers = merge([
for k, v in var.workload_identity_pools : {
for pk, pv in v.providers : "${k}/${pk}" => merge(pv, {
provider_id = pk
pool = k
attribute_mapping = merge(
try(
local.wif_defs[pv.identity_provider.oidc.template].attribute_mapping, {}
),
pv.attribute_mapping
)
})
}
]...)
}
resource "google_iam_workload_identity_pool" "default" {
for_each = var.workload_identity_pools
project = local.project.project_id
workload_identity_pool_id = each.key
display_name = each.value.display_name
description = each.value.description
disabled = each.value.disabled
}
resource "google_iam_workload_identity_pool_provider" "default" {
for_each = local.wif_providers
project = local.project.project_id
workload_identity_pool_id = (
google_iam_workload_identity_pool.default[each.value.pool].workload_identity_pool_id
)
workload_identity_pool_provider_id = each.value.provider_id
attribute_condition = each.value.attribute_condition
attribute_mapping = each.value.attribute_mapping
description = each.value.description
display_name = each.value.display_name
disabled = each.value.disabled
dynamic "aws" {
for_each = each.value.identity_provider.aws == null ? [] : [""]
content {
account_id = each.value.identity_provider.aws.account_id
}
}
dynamic "oidc" {
for_each = each.value.identity_provider.oidc == null ? [] : [""]
content {
# don't fail in the coalesce for a null issuer, but let the API do it
issuer_uri = coalesce(
# if a specific issuer is set, it overrides the template
each.value.identity_provider.oidc.issuer_uri,
try(
local.wif_defs[each.value.identity_provider.oidc.template].issuer_uri,
null
)
)
allowed_audiences = each.value.identity_provider.oidc.allowed_audiences
jwks_json = each.value.identity_provider.oidc.jwks_json
}
}
dynamic "saml" {
for_each = each.value.identity_provider.saml == null ? [] : [""]
content {
idp_metadata_xml = each.value.identity_provider.saml.idp_metadata_xml
}
}
}