main.yml

---
- name: Define helm versions to test
  set_fact:
    helm_versions:
      - 3.8.0
      - 3.1.0
      - 3.0.0
      - 2.3.0

- block:
    - name: Create temp directory for helm tests
      tempfile:
        state: directory
      register: tmpdir

    - name: Set temp directory fact
      set_fact:
        temp_dir: "{{ tmpdir.path }}"

    - set_fact:
        destination: "{{ temp_dir }}"

    - name: Create Helm directories
      file:
        state: directory
        path: "{{ temp_dir }}/{{ item }}"
      with_items: "{{ helm_versions }}"

    - name: Unarchive Helm binary
      unarchive:
        src: "https://get.helm.sh/helm-v{{ item }}-linux-amd64.tar.gz"
        dest: "{{ temp_dir }}/{{ item }}"
        remote_src: yes
      with_items: "{{ helm_versions }}"

    # Testing helm pull with helm version == 2.3.0
    - block:
        - name: Assert that helm pull failed with helm <= 3.0.0
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
          ignore_errors: true
          register: _result

        - name: assert that module failed with proper message
          assert:
            that:
              - _result is failed
              - _result.msg == "This module requires helm >= 3.0.0, current version is 2.3.0"

      vars:
        helm_path: "{{ temp_dir }}/2.3.0/linux-amd64/helm"

    # Testing helm pull with helm version == 3.0.0
    - block:
        - name: Download chart using chart_ssl_cert_file
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
            chart_ssl_cert_file: ssl_cert_file
          ignore_errors: true
          check_mode: true
          register: _result

        - name: assert that module failed with proper message
          assert:
            that:
              - _result is failed
              - _result.msg == "Parameter chart_ssl_cert_file requires helm >= 3.1.0, current version is 3.0.0"

        - name: Download chart using chart_ssl_key_file
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
            chart_ssl_key_file: ssl_key_file
          ignore_errors: true
          check_mode: true
          register: _result

        - name: assert that module failed with proper message
          assert:
            that:
              - _result is failed
              - _result.msg == "Parameter chart_ssl_key_file requires helm >= 3.1.0, current version is 3.0.0"

        - name: Download chart using chart_ca_cert
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
            chart_ca_cert: ca_cert_file
          ignore_errors: true
          check_mode: true
          register: _result

        - name: assert that module failed with proper message
          assert:
            that:
              - _result is failed
              - _result.msg == "Parameter chart_ca_cert requires helm >= 3.1.0, current version is 3.0.0"

      vars:
        helm_path: "{{ temp_dir }}/3.0.0/linux-amd64/helm"

    # Testing helm pull with helm version == 3.1.0
    - block:
        - name: Download chart using chart_ssl_cert_file, chart_ca_cert, chart_ssl_key_file
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
            chart_ssl_cert_file: ssl_cert_file
            chart_ssl_key_file: ssl_key_file
            chart_ca_cert: ca_cert_file
          check_mode: true
          register: _result

        - name: assert that module failed with proper message
          assert:
            that:
              - _result is changed
              - '"--ca-file ca_cert_file" in _result.command'
              - '"--cert-file ssl_cert_file" in _result.command'
              - '"--key-file ssl_key_file" in _result.command'

        - name: Download chart using skip_tls_certs_check
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
            skip_tls_certs_check: true
          ignore_errors: true
          check_mode: true
          register: _result

        - name: assert that module failed with proper message
          assert:
            that:
              - _result is failed
              - _result.msg == "Parameter skip_tls_certs_check requires helm >= 3.3.0, current version is 3.1.0"

      vars:
        helm_path: "{{ temp_dir }}/3.1.0/linux-amd64/helm"

    # Testing helm pull with helm version == 3.8.0
    - block:
        # Test options chart_version, verify, pass-credentials, provenance, untar_chart
        # skip_tls_certs_check, repo_url, repo_username, repo_password
        - name: Testing chart version
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: redis
            destination: "{{ destination }}"
            chart_version: "0.2.1"
            verify_chart: true
            pass_credentials: true
            provenance: true
            untar_chart: true
            skip_tls_certs_check: true
            repo_url: "https://charts.bitnami.com/bitnami"
            repo_username: ansible
            repo_password: testing123
            verify_chart_keyring: pubring.gpg
          check_mode: true
          register: _result

        - assert:
            that:
              - _result is changed
              - '"--version 0.2.1" in _result.command'
              - '"--verify" in _result.command'
              - '"--pass-credentials" in _result.command'
              - '"--prov" in _result.command'
              - '"--untar" in _result.command'
              - '"--insecure-skip-tls-verify" in _result.command'
              - '"--repo https://charts.bitnami.com/bitnami" in _result.command'
              - '"--username ansible" in _result.command'
              - '"--password ***" in _result.command'
              - '"--keyring pubring.gpg" in _result.command'

        - name: Download chart using chart_ref
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: https://github.com/grafana/helm-charts/releases/download/grafana-5.6.0/grafana-5.6.0.tgz
            destination: "{{ destination }}"
          register: _result

        - name: Check chart on local filesystem
          stat:
            path: "{{ destination }}/grafana-5.6.0.tgz"
          register: _chart

        - name: Validate that chart was downloaded
          assert:
            that:
              - _result is changed
              - _chart.stat.exists
              - _chart.stat.isreg

        - name: Download chart using untar_chart
          helm_pull:
            binary_path: "{{ helm_path }}"
            chart_ref: redis
            destination: "{{ destination }}"
            repo_url: "https://charts.bitnami.com/bitnami"
            untar_chart: true
          register: _result

        - name: Check chart on local filesystem
          stat:
            path: "{{ destination }}/redis"
          register: _chart

        - name: Validate that chart was downloaded
          assert:
            that:
              - _result is changed
              - _chart.stat.exists
              - _chart.stat.isdir

      vars:
        helm_path: "{{ temp_dir }}/3.8.0/linux-amd64/helm"


  always:
    - name: Delete temp directory
      file:
        state: absent
        path: "{{ temp_dir }}"