76 lines
2.9 KiB
Terraform
76 lines
2.9 KiB
Terraform
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/**
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* Copyright 2022 Google LLC
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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# tfdoc:file:description Workload Identity Federation provider definitions.
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locals {
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identity_providers = {
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for k, v in var.federated_identity_providers : k => merge(
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v, lookup(local.identity_providers_defs, v.issuer, {})
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)
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}
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identity_providers_defs = {
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github = {
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attribute_mapping = {
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"google.subject" = "assertion.sub"
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"attribute.sub" = "assertion.sub"
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"attribute.actor" = "assertion.actor"
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"attribute.repository" = "assertion.repository"
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"attribute.ref" = "assertion.ref"
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}
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issuer_uri = "https://token.actions.githubusercontent.com"
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principal_tpl = "principal://iam.googleapis.com/%s/subject/repo:%s:ref:refs/heads/%s"
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principalset_tpl = "principalSet://iam.googleapis.com/%s/attribute.repository/%s"
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}
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gitlab = {
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attribute_mapping = {
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"google.subject" = "assertion.sub"
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"attribute.sub" = "assertion.sub"
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"attribute.actor" = "assertion.actor"
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"attribute.repository" = "assertion.repository"
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"attribute.ref" = "assertion.ref"
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}
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allowed_audiences = ["https://gitlab.com"]
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issuer_uri = "https://gitlab.com"
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principal_tpl = "principal://iam.googleapis.com/%s/subject/project_path:%s:ref_type:branch:ref:%s"
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principalset_tpl = "principalSet://iam.googleapis.com/%s/attribute.repository/%s"
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}
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}
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}
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resource "google_iam_workload_identity_pool" "default" {
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provider = google-beta
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count = length(local.identity_providers) > 0 ? 1 : 0
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project = module.automation-project.project_id
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workload_identity_pool_id = "${var.prefix}-bootstrap"
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}
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resource "google_iam_workload_identity_pool_provider" "default" {
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provider = google-beta
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for_each = local.identity_providers
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project = module.automation-project.project_id
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workload_identity_pool_id = (
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google_iam_workload_identity_pool.default.0.workload_identity_pool_id
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)
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workload_identity_pool_provider_id = "${var.prefix}-bootstrap-${each.key}"
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attribute_condition = each.value.attribute_condition
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attribute_mapping = each.value.attribute_mapping
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oidc {
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allowed_audiences = try(each.value.allowed_audiences, null)
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issuer_uri = each.value.issuer_uri
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}
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}
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