feat: add timeout variable for cloudbuild builder (#256)

modules/tf_cloudbuild_builder/README.md

@@ -34,6 +34,7 @@ This module creates:
 | Name | Description | Type | Default | Required |
 |------|-------------|------|---------|:--------:|
 | bucket\_name | Custom bucket name for Cloud Build logs. | `string` | `""` | no |
+| build\_timeout | Amount of time the build should be allowed to run, to second granularity. Format is the number of seconds followed by s. | `string` | `"600s"` | no |
 | cb\_logs\_bucket\_force\_destroy | When deleting the bucket for storing CloudBuild logs, this boolean option will delete all contained objects. If false, Terraform will fail to delete buckets which contain objects. | `bool` | `false` | no |
 | cloudbuild\_sa | Custom SA email to be used by the CloudBuild trigger. Defaults to being created if empty. | `string` | `""` | no |
 | dockerfile\_repo\_dir | The directory inside the repo where the Dockerfile is located. If empty defaults to repo root. | `string` | `""` | no |

modules/tf_cloudbuild_builder/cb.tf

@@ -53,6 +53,7 @@ resource "google_cloudbuild_trigger" "build_trigger" {
 
   # todo(bharathkkb): switch to yaml after https://github.com/hashicorp/terraform-provider-google/issues/9818
   build {
+    timeout = var.build_timeout
     step {
       name = "gcr.io/cloud-builders/docker"
       args = concat(

modules/tf_cloudbuild_builder/variables.tf

@@ -49,6 +49,12 @@ variable "cloudbuild_sa" {
   default     = ""
 }
 
+variable "build_timeout" {
+  description = "Amount of time the build should be allowed to run, to second granularity. Format is the number of seconds followed by s."
+  type        = string
+  default     = "600s"
+}
+
 variable "cb_logs_bucket_force_destroy" {
   description = "When deleting the bucket for storing CloudBuild logs, this boolean option will delete all contained objects. If false, Terraform will fail to delete buckets which contain objects."
   type        = bool