- name: Deploy Zuul
  hosts: localhost
  tasks:
    - name: Make kube directory
      file:
        path: "{{ ansible_user_dir }}/.kube"
        state: directory
    - name: Write kube config
      template:
        src: kubecfg.yaml.j2
        dest: "{{ ansible_user_dir }}/.kube/config"

    - name: Update Letsencrypt configuration
      k8s:
        state: present
        src: ../k8s/letsencrypt.yaml

    - name: Update authdaemon configuration
      k8s:
        state: present
        src: ../k8s/authdaemon.yaml

    - name: Update Nodepool config
      k8s:
        state: present
        definition:
          apiVersion: v1
          kind: Secret
          metadata:
            namespace: zuul
            name: nodepool-gcs
            labels:
              app.kubernetes.io/name: nodepool
              app.kubernetes.io/instance: nodepool
              app.kubernetes.io/part-of: nodepool
          stringData:
            clouds.yaml: ""
            nodepool.yaml: "{{ lookup('file', '../nodepool/nodepool.yaml') }}"

    - name: Update Zuul/Nodepool private key
      k8s:
        state: present
        definition:
          apiVersion: v1
          kind: Secret
          metadata:
            namespace: zuul
            name: nodepool-private-key
            labels:
              app.kubernetes.io/name: zuul
              app.kubernetes.io/instance: zuul
              app.kubernetes.io/part-of: zuul
          stringData:
            nodepool_id_rsa: "{{ zuul_deploy.nodepool_private_key }}"
      register: zuul_config
      # Set no_log because we are templating in the private key
      no_log: true

    - name: Update Zuul service config
      k8s:
        state: present
        definition:
          apiVersion: v1
          kind: Secret
          metadata:
            namespace: zuul
            name: zuul-config
            labels:
              app.kubernetes.io/name: zuul
              app.kubernetes.io/instance: zuul
              app.kubernetes.io/part-of: zuul
          stringData:
            main.yaml: "{{ lookup('template', '../zuul/zuul.conf') }}"
      register: zuul_config
      # Set no_log because we are templating passwords into the config
      no_log: true

    - name: Update Zuul tenant config
      k8s:
        state: present
        definition:
          apiVersion: v1
          kind: Secret
          metadata:
            namespace: zuul
            name: zuul-tenant-config
            labels:
              app.kubernetes.io/name: zuul
              app.kubernetes.io/instance: zuul
              app.kubernetes.io/part-of: zuul
          stringData:
            main.yaml: "{{ lookup('file', '../zuul/main.yaml') }}"
      register: tenant_config

    - name: Update Nodepool deployment
      k8s:
        state: present
        src: ../k8s/nodepool.yaml

    - name: Update Zuul deployment
      k8s:
        state: present
        src: ../k8s/zuul.yaml

    - name: Reconfigure Zuul
      when: tenant_config.changed or zuul_config.changed
      block:
        - name: Add scheduler to inventory
          add_host:
            name: 'zuul-scheduler-0'
            ansible_kubectl_namespace: zuul
            ansible_connection: kubectl
        - name: Wait until remote Zuul config is updated
          delegate_to: 'zuul-scheduler-0'
          stat:
            path: /etc/zuul/zuul.conf
            follow: true
          register: remote_zuul_st
          until: "remote_zuul_st.stat.checksum == (zuul_config.result.data['zuul.conf'] | b64decode | hash('sha1'))"
          delay: 10
          retries: 30
        - name: Wait until remote tenant config is updated
          delegate_to: 'zuul-scheduler-0'
          stat:
            path: /etc/zuul/tenant/main.yaml
            follow: true
          register: remote_tenant_st
          until: "remote_tenant_st.stat.checksum == (tenant_config.result.data['main.yaml'] | b64decode | hash('sha1'))"
          delay: 10
          retries: 30
        - name: Send reconfiguration notice to scheduler
          delegate_to: 'zuul-scheduler-0'
          command: zuul-scheduler full-reconfigure