deploy cloud scheduler by default to reduce steps to start using DQM

Change-Id: Ie9699804fff204305f4239a772f2feec62943072

README.md

@@ -41,7 +41,7 @@ You can read more in the [configuration docs](docs/config.md).
 
 ### [Usage](docs/usage.md)
 
-DQM can be automated with [Cloud Scheduler](https://cloud.google.com/scheduler).
+DQM can be automated with [Cloud Scheduler](https://cloud.google.com/scheduler). Simply set `pause_scheduler` to `false` in the .tfvars file during deployment.
 
 It outputs extensive logging, which can be leveraged for notifications or dashboards.
 

deployment/terraform/api.tf

@@ -14,4 +14,10 @@ resource "google_project_service" "workflows" {
   project            = var.project_id
   service            = "workflows.googleapis.com"
   disable_on_destroy = false
+}
+
+resource "google_project_service" "scheduler" {
+  project            = var.project_id
+  service            = "cloudscheduler.googleapis.com"
+  disable_on_destroy = false
 }

deployment/terraform/example.tfvars

@@ -1,6 +1,9 @@
-project_id            = "YOUR-GCP-PROJECT"
+project_id            = "YOUR-PROJECT-ID"
 cloud_storage_region  = "EU" # or US
-bigquery_location      = "EU" # or US
+bigquery_location     = "EU" # or US
 workflow_region       = "europe-west1"
 cloud_function_region = "europe-west1"
 service_account_name  = "dqm-account"
+
+pause_scheduler       = true        # scheduler is paused by default, set to "false" to enable
+trigger_schedule_cron = "0 8 * * *" # daily execution

deployment/terraform/variables.tf

@@ -27,3 +27,13 @@ variable "bigquery_location" {
   type        = string
   description = "region where to call BigQuery"
 }
+
+variable "trigger_schedule_cron" {
+  type        = string
+  description = "cron defining how often cloud scheduler should trigger dqm"
+}
+
+variable "pause_scheduler" {
+  type        = string
+  description = "true or false, depending if scheduler should automatically trigger the workflow"
+}

docs/install.md

@@ -25,9 +25,12 @@ DQM is deployed using Terraform, which comes pre-installed on Google Cloud Shell
         * `project_id`: GCP Project to deploy DQM onto
     1. Optional:
         * `cloud_storage_region`: Cloud Storage Bucket region to store configuration files
+        * `biguery`: Location where bigquery queries are executed
         * `workflow_region`: Cloud Workflows region for DQM's workflow
         * `cloud_function_region`: Cloud Function region for DQM's core
         * `service_account_name`: Name for Service Account used by DQM
+        * `pause_scheduler`: Set to false to enable cloud scheduler
+        * `trigger_schedule_cron`: Cron schedule to run DQM if scheduler is not paused
 1. Run `terraform init`
 1. Run `terraform plan -var-file="example.tfvars"`
 1. If prompted, review the `gcloud` authentication prompt and click "Authorize".