Merge pull request #1034 from Thomgrus/master
feat(blueprints): get audience from tfc environment variable
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3f910805b5
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@ -13,6 +13,5 @@ The codebase provisions the following list of resources:
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| [impersonate_service_account_email](variables.tf#L16) | Service account to be impersonated by workload identity. | <code>string</code> | ✓ | |
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| [project_id](variables.tf#L21) | GCP project ID. | <code>string</code> | ✓ | |
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| [workload_identity_pool_provider_id](variables.tf#L26) | GCP workload identity pool provider ID. | <code>string</code> | ✓ | |
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<!-- END TFDOC -->
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@ -16,8 +16,7 @@
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module "tfe_oidc" {
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source = "./tfc-oidc"
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workload_identity_pool_provider_id = var.workload_identity_pool_provider_id
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impersonate_service_account_email = var.impersonate_service_account_email
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impersonate_service_account_email = var.impersonate_service_account_email
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}
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provider "google" {
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@ -13,5 +13,4 @@
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# limitations under the License.
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project_id = "tfe-oidc-workflow"
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workload_identity_pool_provider_id = "projects/683987109094/locations/global/workloadIdentityPools/tfe-pool/providers/tfe-provider"
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impersonate_service_account_email = "sa-tfe@tfe-oidc-workflow2.iam.gserviceaccount.com"
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@ -5,9 +5,8 @@ This is a helper module to prepare GCP Credentials from Terraform Enterprise wor
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## Example
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```hcl
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module "tfe_oidc" {
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source = "./tfe_oidc"
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source = "./tfc-oidc"
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workload_identity_pool_provider_id = "projects/683987109094/locations/global/workloadIdentityPools/tfe-pool/providers/tfe-provider"
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impersonate_service_account_email = "tfe-test@tfe-test-wif.iam.gserviceaccount.com"
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}
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@ -28,7 +27,6 @@ provider "google-beta" {
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| name | description | type | required | default |
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|---|---|:---:|:---:|:---:|
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| [impersonate_service_account_email](variables.tf#L17) | Service account to be impersonated by workload identity federation. | <code>string</code> | ✓ | |
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| [workload_identity_pool_provider_id](variables.tf#L28) | GCP workload identity pool provider ID. | <code>string</code> | ✓ | |
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| [tmp_oidc_token_path](variables.tf#L22) | Name of the temporary file where TFC OIDC token will be stored to authentificate terraform provider google. | <code>string</code> | | <code>".oidc_token"</code> |
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## Outputs
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@ -0,0 +1,23 @@
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#!/bin/bash
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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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# https://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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# Exit if any of the intermediate steps fail
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set -e
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cat <<EOF
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{
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"audience": "$TFC_WORKLOAD_IDENTITY_AUDIENCE"
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}
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EOF
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@ -14,10 +14,10 @@
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* limitations under the License.
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*/
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locals {
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audience = "//iam.googleapis.com/${var.workload_identity_pool_provider_id}"
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}
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data "external" "oidc_token_file" {
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program = ["bash", "${path.module}/write_token.sh", "${var.tmp_oidc_token_path}"]
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}
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data "external" "workload_identity_pool" {
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program = ["bash", "${path.module}/get_audience.sh"]
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}
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@ -18,7 +18,7 @@ output "credentials" {
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description = "Credentials in format to pass the to gcp provider."
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value = jsonencode({
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"type" : "external_account",
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"audience" : "${local.audience}",
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"audience" : data.external.workload_identity_pool.result.audience,
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"subject_token_type" : "urn:ietf:params:oauth:token-type:jwt",
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"token_url" : "https://sts.googleapis.com/v1/token",
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"credential_source" : data.external.oidc_token_file.result
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@ -24,8 +24,3 @@ variable "tmp_oidc_token_path" {
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type = string
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default = ".oidc_token"
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}
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variable "workload_identity_pool_provider_id" {
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description = "GCP workload identity pool provider ID."
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type = string
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}
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@ -22,8 +22,3 @@ variable "project_id" {
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description = "GCP project ID."
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type = string
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}
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variable "workload_identity_pool_provider_id" {
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description = "GCP workload identity pool provider ID."
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type = string
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}
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