- name: Copy wordpress production to development environment
  hosts: localhost
  gather_facts: no
  collections:
    - purestorage.flasharray
  vars:
    labels: "app.kubernetes.io/name=wordpress"
    k8s_namespace: "default"
    wordpress_app: "wordpress"
    mariadb_sset: "wordpress-mariadb"
    wordpress_vol: "wordpress"
    mariadb_vol: "data-wordpress-mariadb-0"
    k8s_prod_ns: "remko_prod"
    k8s_dev_ns: "remko_dev"
    snapshot_name: "ansible"
    pgroup: "wordpress"
    kubeconfig_prod: "/home/user/wordpress/k8s-prod-config"
    kubeconfig_dev: "/home/user/wordpress/k8s-dev-config"
  tasks:

  - name: Load settings
    include_vars: credentials.yaml
  
  - name: Get name source array
    purefa_info:
      fa_url: "{{ fa_prod_url }}"
      api_token: "{{ fa_prod_api_token }}"
    register: array_info

  - set_fact:
      prod_array: "{{ array_info['purefa_info']['default']['array_name'] }}"

  - name: Get name destination array
    purefa_info:
      fa_url: "{{ fa_dev_url }}"
      api_token: "{{ fa_dev_api_token }}"
    register: array_info

  - set_fact:
      dev_array: "{{ array_info['purefa_info']['default']['array_name'] }}"

  - name: Get wordpress volumes
    k8s:
      kind: PersistentVolumeClaim
      name: "{{ wordpress_vol }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_prod }}"
    register: wordpress_pvcs

  - name: Get wordpress volumes
    k8s:
      kind: PersistentVolumeClaim
      name: "{{ mariadb_vol }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_prod }}"
    register: mariadb_pvcs
      
  - name: Create protection group
    purefa_pg:
      pgroup: "{{ pgroup }}"
      state: present
      target: 
        - "{{ dev_array }}"
      volume:
        - "{{ k8s_prod_ns + '-' + wordpress_pvcs | json_query('result.spec.volumeName') }}"
        - "{{ k8s_prod_ns + '-' + mariadb_pvcs | json_query('result.spec.volumeName') }}"
      enabled: false
      fa_url: "{{ fa_prod_url }}"
      api_token: "{{ fa_prod_api_token }}"

  - name: Create snapshot for each PVC
    purefa_pgsnap:
      name: "{{ pgroup }}"
      suffix: "{{ snapshot_name }}"
      fa_url: "{{ fa_prod_url }}"
      api_token: "{{ fa_prod_api_token }}"
      remote: true
      now: true

  - name: Wait until PG transfer is complete
    purefa_info:
      gather_subset: pgroups
      api_token: "{{ fa_dev_api_token }}"
      fa_url: "{{ fa_dev_url }}"
    register: array_info
    retries: 10
    delay: 5
    ignore_errors: true
    until: "array_info | json_query('purefa_info.pgroups.\"' + prod_array + ':' + pgroup +'\".snaps.\"' + prod_array + ':' + pgroup + '.' + snapshot_name+'\".progress') != 0.0"

  - name: Get wordpress volumes (dev)
    k8s:
      kind: PersistentVolumeClaim
      name: "{{ wordpress_vol }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
    register: wordpress_pvcs_dev

  - name: Get mariadb volumes (dev)
    k8s:
      kind: PersistentVolumeClaim
      name: "{{ mariadb_vol }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
    register: mariadb_pvcs_dev

  - name: Scale down Wordpress relicas to 0
    k8s:
      name: "{{ wordpress_app }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
      state: present
      definition:
        apiVersion: apps/v1
        kind: Deployment
        spec:
          replicas: 0

  - name: Scale down MariaDB relicas to 0
    k8s:
      name: "{{ mariadb_sset }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
      state: present
      definition:
        apiVersion: apps/v1
        kind: StatefulSet
        spec:
          replicas: 0

  - name: Wait for containers to stop
    k8s_info:
      kind: pod
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
    register: list_pods
    until: "(list_pods | json_query('resources') | count) == 0"
    retries: 20
    delay: 5

  - name: Restore wordpress volume from the snapshot
    purefa_pgsnap:
      name: "{{ prod_array }}:{{ pgroup }}"
      suffix: "{{ snapshot_name }}"
      state: copy
      restore: "{{ k8s_prod_ns + '-' + wordpress_pvcs | json_query('result.spec.volumeName') }}"
      overwrite: true
      fa_url: "{{ fa_dev_url }}"
      api_token: "{{ fa_dev_api_token }}"

  - name: Restore mariadb volume from the snapshot
    purefa_pgsnap:
      name: "{{ prod_array }}:{{ pgroup }}"
      suffix: "{{ snapshot_name }}"
      state: copy
      restore: "{{ k8s_prod_ns + '-' + mariadb_pvcs | json_query('result.spec.volumeName') }}"
      overwrite: true
      fa_url: "{{ fa_dev_url }}"
      api_token: "{{ fa_dev_api_token }}"

  - name: Overwrite dev with prod volume wordpress
    purefa_volume:
      name: "{{ k8s_prod_ns + '-' + wordpress_pvcs | json_query('result.spec.volumeName') }}"
      target: "{{ k8s_dev_ns + '-' + wordpress_pvcs_dev | json_query('result.spec.volumeName') }}"
      overwrite: true
      fa_url: "{{ fa_dev_url }}"
      api_token: "{{ fa_dev_api_token }}"

  - name: Overwrite dev with prod volume mariadb
    purefa_volume:
      name: "{{ k8s_prod_ns + '-' + mariadb_pvcs | json_query('result.spec.volumeName') }}"
      target: "{{ k8s_dev_ns + '-' + mariadb_pvcs_dev | json_query('result.spec.volumeName') }}"
      overwrite: true
      fa_url: "{{ fa_dev_url }}"
      api_token: "{{ fa_dev_api_token }}"

  - name: Scale up Wordpress relicas to 1
    k8s:
      name: "{{ wordpress_app }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
      state: present
      definition:
        apiVersion: apps/v1
        kind: Deployment
        spec:
          replicas: 1

  - name: Scale up MariaDB relicas to 1
    k8s:
      name: "{{ mariadb_sset }}"
      namespace: "{{ k8s_namespace }}"
      kubeconfig: "{{ kubeconfig_dev }}"
      state: present
      definition:
        apiVersion: apps/v1
        kind: StatefulSet
        spec:
          replicas: 1

  - name: Delete protection group
    purefa_pg:
      pgroup: "{{ pgroup }}"
      state: absent
      eradicate: true
      fa_url: "{{ fa_prod_url }}"
      api_token: "{{ fa_prod_api_token }}"