lambda_alias - Creates, updates or deletes AWS Lambda function aliases.¶

---
# Simple example to create a lambda function and publish a version
- hosts: localhost
  gather_facts: no
  vars:
    state: present
    project_folder: /path/to/deployment/package
    deployment_package: lambda.zip
    account: 123456789012
    production_version: 5
  tasks:
  - name: AWS Lambda Function
    lambda:
      state: "{{ state | default('present') }}"
      name: myLambdaFunction
      publish: True
      description: lambda function description
      code_s3_bucket: package-bucket
      code_s3_key: "lambda/{{ deployment_package }}"
      local_path: "{{ project_folder }}/{{ deployment_package }}"
      runtime: python2.7
      timeout: 5
      handler: lambda.handler
      memory_size: 128
      role: "arn:aws:iam::{{ account }}:role/API2LambdaExecRole"

  - name: show results
    debug:
      var: lambda_facts

# The following will set the Dev alias to the latest version ($LATEST) since version is omitted (or = 0)
  - name: "alias 'Dev' for function {{ lambda_facts.FunctionName }} "
    lambda_alias:
      state: "{{ state | default('present') }}"
      function_name: "{{ lambda_facts.FunctionName }}"
      name: Dev
      description: Development is $LATEST version

# The QA alias will only be created when a new version is published (i.e. not = '$LATEST')
  - name: "alias 'QA' for function {{ lambda_facts.FunctionName }} "
    lambda_alias:
      state: "{{ state | default('present') }}"
      function_name: "{{ lambda_facts.FunctionName }}"
      name: QA
      version: "{{ lambda_facts.Version }}"
      description: "QA is version {{ lambda_facts.Version }}"
    when: lambda_facts.Version != "$LATEST"

# The Prod alias will have a fixed version based on a variable
  - name: "alias 'Prod' for function {{ lambda_facts.FunctionName }} "
    lambda_alias:
      state: "{{ state | default('present') }}"
      function_name: "{{ lambda_facts.FunctionName }}"
      name: Prod
      version: "{{ production_version }}"
      description: "Production is version {{ production_version }}"