milvus.yaml

---
- name: Get Kube API resources
  command: kubectl api-resources --verbs=list --namespaced -o name
  register: api_resources

- name: Check if the current cluster is OpenShift
  set_fact:
    is_openshift: "{{ 'routes.route.openshift.io' in api_resources.stdout_lines }}"

- name: OpenShift - Create Milvus service account
  command: kubectl create serviceaccount milvus -n {{ namespace }}
  when: is_openshift

- name: OpenShift - Add SCC policy anyuid to Milvus service account
  command: oc adm policy add-scc-to-user anyuid system:serviceaccount:{{ namespace }}:milvus
  when: is_openshift

- name: Add Helm repository for Milvus
  command: helm repo add {{ milvus.helm_repo_name }} {{ milvus.helm_repo_url }}

- name: Update Helm repositories
  command: helm repo update

- name: Template values file
  ansible.builtin.template:
    src: milvus-values.yaml.j2
    dest: milvus-values.yaml

- name: OpenShift - configure Milvus to use its dedicated service account
  blockinfile:
    path: milvus-values.yaml
    marker: "# {mark} ANSIBLE MANAGED BLOCK"
    insertafter: "^(.*)$"
    block: |
      serviceAccount:
        create: false
        name: milvus
  when: is_openshift

- name: Install Milvus Helm chart
  shell: >
    helm upgrade --install {{ milvus.helm_repo_name }}
    {{ milvus.chart_name }}
    --namespace {{ namespace }}
    --version {{ milvus.chart_version }}
    --values milvus-values.yaml
  register: helm_install_result
  changed_when: "'STATUS: deployed' in helm_install_result.stdout"

- name: Verify Milvus installation
  command: kubectl get pods -n {{ namespace }}
  register: pods

- name: Wait for Milvus pod to be ready
  command: kubectl wait --for=condition=Ready pod -n {{ namespace }} -l app.kubernetes.io/instance={{ milvus.helm_repo_name }} --timeout=120s

- name: Get Milvus pod details
  shell: |
    kubectl get pods -n {{ namespace }} -l app.kubernetes.io/instance={{ milvus.helm_repo_name }} -o json
  register: milvus_pods
  changed_when: false

- name: Get Milvus pod name
  shell: |
    kubectl get pods -n {{ namespace }} -l app.kubernetes.io/instance={{ milvus.helm_repo_name }} -o jsonpath='{.items[0].metadata.name}'
  register: milvus_pod_name
  failed_when: milvus_pod_name.stdout == ""
  changed_when: false

- name: Debug Milvus pod name
  debug:
    msg: "Milvus pod name is {{ milvus_pod_name.stdout }}"

- name: Get the IP of the running Milvus pod
  shell: |
    kubectl get pod -n {{ namespace }} {{ milvus_pod_name.stdout }} -o jsonpath='{.status.podIP}'
  register: milvus_pod_ip
  failed_when: milvus_pod_ip.stdout == ""
  changed_when: false

- name: Debug Milvus Pod IP
  debug:
    msg: "Milvus Pod IP is {{ milvus_pod_ip.stdout }}"
  when: milvus_pod_ip | length > 0

- name: Check Milvus service is responding
  command: kubectl run milvus-check --image=busybox --restart=Never --attach --rm=true -- nc -w 10 -zv {{ milvus_pod_ip.stdout }} 19530
  register: milvus_status

- name: Display Milvus connectivity status
  debug:
    msg: "{{ '✅ Milvus is accessible!' if milvus_status.rc == 0 else '❌ Milvus is not reachable!' }}"