Terraform-YML-Pipeline.yml

# Terraform release pipeline
variables:
  tf_directory: '$(System.DefaultWorkingDirectory)/terraform/envA'
  terraform_version: '0.12.18'
  tf_init_cli_options: '-input=false'
  tf_validate_cli_options: ''
  tf_plan_cli_options: '-lock=false -input=false'
  tf_apply_cli_options: '-auto-approve -input=false'

# Release instructions
stages:
- stage: Terraform_Plan
  jobs:
  - deployment: Terraform_Plan
    displayName: Terraform Plan
    continueOnError: 'false'
    environment: 'TerraformPlan_Environment'
    strategy:
      runOnce:
        deploy:
          steps:
            - checkout: self
            - task: charleszipp.azure-pipelines-tasks-terraform.azure-pipelines-tasks-terraform-installer.TerraformInstaller@0
              displayName: 'Install Terraform'
              inputs:
                terraformVersion: $(terraform_version)

            - task: Bash@3
              displayName: 'Terraform Init'
              inputs:
                targetType: 'inline'
                script: 'terraform init $(tf_init_cli_options)'
                workingDirectory: $(tf_directory)
                failOnStderr: true

            - task: Bash@3
              displayName: 'Terraform Validation'
              inputs:
                targetType: 'inline'
                script: 'terraform validate $(tf_validate_cli_options)'
                workingDirectory: $(tf_directory)
                failOnStderr: true

            - task: Bash@3
              displayName: 'Terraform Plan'
              inputs:
                targetType: 'inline'
                script: 'terraform plan $(tf_plan_cli_options)'
                workingDirectory: $(tf_directory)
                failOnStderr: true

- stage: Terraform_Apply
  jobs:
  - deployment: Terraform_Apply
    displayName: Terraform Apply
    continueOnError: 'false'
    # Run this stage if previous stage(s) succeeded and build reason ISN'T a pull request
    condition: and(succeeded(), ne(variables['Build.Reason'], 'PullRequest'))
    environment: 'YamlTerraformApplyEnvironment'
    strategy:
      runOnce:
        deploy:
          steps:
            - checkout: self
            - task: charleszipp.azure-pipelines-tasks-terraform.azure-pipelines-tasks-terraform-installer.TerraformInstaller@0
              displayName: 'Install Terraform'
              inputs:
                terraformVersion: $(terraform_version)

            - task: Bash@3
              displayName: 'Terraform Init'
              inputs:
                targetType: 'inline'
                script: 'terraform init $(tf_init_cli_options)'
                workingDirectory: $(tf_directory)
                failOnStderr: true

            - task: Bash@3
              displayName: 'Terraform Apply'
              inputs:
                targetType: 'inline'
                script: 'terraform apply $(tf_apply_cli_options)'
                workingDirectory: $(tf_directory)
                failOnStderr: true