main.tf

/**
 * Copyright 2024 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.
 */

module "project_services" {
  source  = "terraform-google-modules/project-factory/google//modules/project_services"
  version = "~> 17.0"

  project_id  = var.project_id
  enable_apis = true

  activate_apis               = local.services
  disable_services_on_destroy = false
}


# This resource executes gcloud commands to check whether the Cloud Resource Manager API is enabled.
# Since enabling APIs can take a few seconds, we need to make the deployment wait until the API is enabled before resuming.
resource "null_resource" "check_cloudresourcemanager_api" {
  provisioner "local-exec" {
    command = <<-EOT
    COUNTER=0
    MAX_TRIES=100
    while ! gcloud services list --project=${module.project_services.project_id} | grep -i "cloudresourcemanager.googleapis.com" && [ $COUNTER -lt $MAX_TRIES ]
    do
      sleep 6
      printf "."
      COUNTER=$((COUNTER + 1))
    done
    if [ $COUNTER -eq $MAX_TRIES ]; then
      echo "cloudresourcemanager api is not enabled, terraform can not continue!"
      exit 1
    fi
    sleep 20
    EOT
  }

  depends_on = [
    module.project_services
  ]
}


# This resource executes gcloud commands to check whether the service usage API is enabled.
# Since enabling APIs can take a few seconds, we need to make the deployment wait until the API is enabled before resuming.
resource "null_resource" "check_serviceusage_api" {
  provisioner "local-exec" {
    command = <<-EOT
    COUNTER=0
    MAX_TRIES=100
    while ! gcloud services list --project=${module.project_services.project_id} | grep -i "serviceusage.googleapis.com" && [ $COUNTER -lt $MAX_TRIES ]
    do
      sleep 6
      printf "."
      COUNTER=$((COUNTER + 1))
    done
    if [ $COUNTER -eq $MAX_TRIES ]; then
      echo "serviceusage api is not enabled, terraform can not continue!"
      exit 1
    fi
    sleep 20
    EOT
  }

  depends_on = [
    module.project_services
  ]
}


# This resource executes gcloud commands to check whether the IAM API is enabled.
# Since enabling APIs can take a few seconds, we need to make the deployment wait until the API is enabled before resuming.
resource "null_resource" "check_iam_api" {
  provisioner "local-exec" {
    command = <<-EOT
    COUNTER=0
    MAX_TRIES=100
    while ! gcloud services list --project=${module.project_services.project_id} | grep -i "iam.googleapis.com" && [ $COUNTER -lt $MAX_TRIES ]
    do
      sleep 6
      printf "."
      COUNTER=$((COUNTER + 1))
    done
    if [ $COUNTER -eq $MAX_TRIES ]; then
      echo "iam api is not enabled, terraform can not continue!"
      exit 1
    fi
    sleep 20
    EOT
  }

  depends_on = [
    module.project_services
  ]
}

# This resource executes gcloud commands to check whether the Cloud Run API is enabled.
# Since enabling APIs can take a few seconds, we need to make the deployment wait until the API is enabled before resuming.
resource "null_resource" "check_run_api" {
  provisioner "local-exec" {
    command = <<-EOT
    COUNTER=0
    MAX_TRIES=100
    while ! gcloud services list --project=${module.project_services.project_id} | grep -i "run.googleapis.com" && [ $COUNTER -lt $MAX_TRIES ]
    do
      sleep 6
      printf "."
      COUNTER=$((COUNTER + 1))
    done
    if [ $COUNTER -eq $MAX_TRIES ]; then
      echo "run api is not enabled, terraform can not continue!"
      exit 1
    fi
    sleep 20
    EOT
  }

  depends_on = [
    module.project_services
  ]
}

# This resource executes gcloud commands to check whether the Cloud Build API is enabled.
# Since enabling APIs can take a few seconds, we need to make the deployment wait until the API is enabled before resuming.
resource "null_resource" "check_cloudbuild_api" {
  provisioner "local-exec" {
    command = <<-EOT
    COUNTER=0
    MAX_TRIES=100
    while ! gcloud services list --project=${module.project_services.project_id} | grep -i "cloudbuild.googleapis.com" && [ $COUNTER -lt $MAX_TRIES ]
    do
      sleep 6
      printf "."
      COUNTER=$((COUNTER + 1))
    done
    if [ $COUNTER -eq $MAX_TRIES ]; then
      echo "cloudbuild api is not enabled, terraform can not continue!"
      exit 1
    fi
    sleep 20
    EOT
  }

  depends_on = [
    module.project_services
  ]
}

## Creating venv for python scripts
resource "null_resource" "py_venv" {
  triggers = {
    bq_dataset = var.dataset_name
  }

  provisioner "local-exec" {
    working_dir = "scripts/"
    command     = "if [ ! -d 'venv' ]; then python3 -m venv venv;fi; venv/bin/pip install -r requirements.txt"
  }

}