Dell-Omnia-Clusters-HPC-AI/roles/k8s_start_services/tasks/main.yml

#  Copyright 2020 Dell Inc. or its subsidiaries. All Rights Reserved.
#
#  Licensed under the Apache License, Version 2.0 (the "License");
#  you may not use this file except in compliance with the License.
#  You may obtain a copy of the License at
#
#      http://www.apache.org/licenses/LICENSE-2.0
#
#  Unless required by applicable law or agreed to in writing, software
#  distributed under the License is distributed on an "AS IS" BASIS,
#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#  See the License for the specific language governing permissions and
#  limitations under the License.
---

- name: Wait for CoreDNS to restart
  command: kubectl rollout status deployment/coredns -n kube-system
  changed_when: false
  ignore_errors: True
  tags: init

- name: Get K8s pods
  command: kubectl get pods --all-namespaces
  changed_when: false
  register: k8s_pods
  tags: init

- name: Deploy MetalLB
  command: "kubectl apply -f '{{ metallb_yaml_url }}'"
  changed_when: true
  when: "'metallb' not in k8s_pods.stdout"
  tags: init

- name: Create MetalLB Setup Config Files
  copy:
    src: metal-config.yaml
    dest: "{{ metallb_config_file_dest }}"
    owner: root
    group: root
    mode: "{{ metallb_config_file_mode }}"
  tags: init

- name: Create MetalLB Setup Deployment Files
  copy:
    src: metallb.yaml
    dest: "{{ metallb_deployment_file_dest }}"
    owner: root
    group: root
    mode: "{{ metallb_deployment_file_mode }}"
  tags: init

- name: Deploy MetalLB
  command: "kubectl apply -f '{{ metallb_deployment_file_dest }}'"
  changed_when: true
  when: "'metallb' not in k8s_pods.stdout"
  tags: init

- name: Create default setup for MetalLB
  command: "kubectl apply -f '{{ metallb_config_file_dest }}'"
  changed_when: true
  when: "'metallb' not in k8s_pods.stdout"
  tags: init

- name: Start k8s dashboard
  command: "kubectl create -f '{{ k8s_dashboard_yaml_url }}'"
  changed_when: true
  when: "'kubernetes-dashboard' not in k8s_pods.stdout"
  tags: init

- name: Helm - add stable repo
  command: "helm repo add stable '{{ helm_stable_repo_url }}'"
  changed_when: true
  tags: init

- name: Helm - add Nvidia k8s-device-plugin (nvdp) repo
  command: "helm repo add nvdp '{{ nvidia_k8s_device_plugin_repo_url }}'"
  changed_when: true
  tags: init

- name: Helm - add Nvidia GPU discovery (nvgfd) repo
  command: "helm repo add nvgfd '{{ nvidia_gpu_discovery_repo_url }}'"
  changed_when: true
  tags: init

- name: Helm - update repo
  command: helm repo update
  changed_when: true
  tags: init

- name: Start NFS Client Provisioner
  command: "helm install stable/nfs-client-provisioner --set nfs.server='{{ nfs_server }}' --set nfs.path='{{ nfs_path }}' --generate-name"
  changed_when: true
  when: "'nfs-client-provisioner' not in k8s_pods.stdout"
  tags: init

- name: Set NFS-Client Provisioner as DEFAULT StorageClass
  shell: >
    kubectl patch storageclasses.storage.k8s.io nfs-client \
    -p '{"metadata": {"annotations":{"storageclass.kubernetes.io/is-default-class":"true"}}}'
  changed_when: true
  tags: init
  
- name: Copy the slurm exporter config file
  copy:
    src: "{{ slurm_exporter_config_file }}"
    dest: "{{ slurm_exporter_config_file_path }}"
    owner: root
    group: root
    mode: "{{ slurm_exporter_file_mode }}"

- name: Add the host IP to config file
  replace:
    path: "{{ slurm_exporter_config_file_path }}{{ slurm_exporter_config_file }}"
    regexp: "localhost"
    replace: "{{ inventory_hostname }}"
  tags: init

- name: Prometheus deployment
  command: >
    helm install stable/prometheus \
    --set-file extraScrapeConfigs="{{ slurm_exporter_config_file_path }}{{ slurm_exporter_config_file }}" \
    --set alertmanager.persistentVolume.storageClass=nfs-client,server.persistentVolume.storageClass=nfs-client,server.service.type=LoadBalancer \
    --generate-name
  changed_when: true
  when: "'prometheus' not in k8s_pods.stdout"
  tags: init

- name: Install MPI Operator
  command: "kubectl create -f '{{ mpi_operator_yaml_url }}'"
  changed_when: true
  when: "'mpi-operator' not in k8s_pods.stdout"
  tags: init

- name: Install nvidia-device-plugin
  command: "helm install --version='{{ nvidia_device_plugin_version }}' --generate-name --set migStrategy='{{ mig_strategy }}' nvdp/nvidia-device-plugin"
  changed_when: true
  when: "'nvidia-device-plugin' not in k8s_pods.stdout"
  tags: init

- name: Install GPU Feature Discovery
  command: "helm install --version='{{ gpu_feature_discovery_version }}' --generate-name --set migStrategy='{{ mig_strategy }}' nvgfd/gpu-feature-discovery"
  changed_when: true
  when: "'node-feature-discovery' not in k8s_pods.stdout"
  tags: init

- name: Deploy Xilinx Device plugin
  command: "kubectl create -f '{{ fpga_device_plugin_yaml_url }}'"
  changed_when: true
  register: fpga_enable
  when: "'fpga-device-plugin' not in k8s_pods.stdout"
  tags: init

- name: Deploy ROCm Device plugin
  command: "kubectl create -f '{{ rocm_device_plugin_yaml_url }}'"
  changed_when: true
  register: amd_gpu_enable
  when: "'amdgpu-device-plugin' not in k8s_pods.stdout" 
  tags: init