okd/roles/openshift_logging/tasks/install_elasticsearch.yaml

---
- name: Getting current ES deployment size
  set_fact: openshift_logging_current_es_size={{ openshift_logging_facts.elasticsearch.deploymentconfigs.keys() | length }}

- set_fact: openshift_logging_es_pvc_prefix="logging-es"
  when: not openshift_logging_es_pvc_prefix or openshift_logging_es_pvc_prefix == ''

- set_fact: es_indices={{ es_indices | default([]) + [item | int - 1] }}
  with_sequence: count={{ openshift_logging_facts.elasticsearch.deploymentconfigs.keys() | count }}

### evaluate if the PVC attached to the dc currently matches the provided vars
## if it does then we reuse that pvc in the DC
- include: set_es_storage.yaml
  vars:
    es_component: es
    es_name: "{{ deployment.0 }}"
    es_spec: "{{ deployment.1 }}"
    es_pvc_count: "{{ deployment.2 | int }}"
    es_node_selector: "{{ openshift_logging_es_nodeselector | default({}) }}"
    es_pvc_names_count: "{{ openshift_logging_facts.elasticsearch.pvcs.keys() | count }}"
    es_pvc_size: "{{ openshift_logging_es_pvc_size }}"
    es_pvc_prefix: "{{ openshift_logging_es_pvc_prefix }}"
    es_pvc_dynamic: "{{ openshift_logging_es_pvc_dynamic | bool }}"
    es_pv_selector: "{{ openshift_logging_es_pv_selector }}"
    es_cpu_limit: "{{ openshift_logging_es_cpu_limit }}"
    es_memory_limit: "{{ openshift_logging_es_memory_limit }}"
  with_together:
  - "{{ openshift_logging_facts.elasticsearch.deploymentconfigs.keys() }}"
  - "{{ openshift_logging_facts.elasticsearch.deploymentconfigs.values() }}"
  - "{{ es_indices | default([]) }}"
  loop_control:
    loop_var: deployment
## if it does not then we should create one that does and attach it

## create new dc/pvc is needed
- include: set_es_storage.yaml
  vars:
    es_component: es
    es_name: "logging-es-{{'abcdefghijklmnopqrstuvwxyz0123456789'|random_word(8)}}"
    es_spec: "{}"
    es_pvc_count: "{{ item | int - 1 }}"
    es_node_selector: "{{ openshift_logging_es_nodeselector | default({}) }}"
    es_pvc_names_count: "{{ [openshift_logging_facts.elasticsearch.pvcs.keys() | count, openshift_logging_facts.elasticsearch.deploymentconfigs.keys() | count] | max }}"
    es_pvc_size: "{{ openshift_logging_es_pvc_size }}"
    es_pvc_prefix: "{{ openshift_logging_es_pvc_prefix }}"
    es_pvc_dynamic: "{{ openshift_logging_es_pvc_dynamic | bool }}"
    es_pv_selector: "{{ openshift_logging_es_pv_selector }}"
    es_cpu_limit: "{{ openshift_logging_es_cpu_limit }}"
    es_memory_limit: "{{ openshift_logging_es_memory_limit }}"
  with_sequence: count={{ openshift_logging_es_cluster_size | int - openshift_logging_facts.elasticsearch.deploymentconfigs | count }}

# --------- Tasks for Operation clusters ---------

- name: Getting current ES deployment size
  set_fact: openshift_logging_current_es_ops_size={{ openshift_logging_facts.elasticsearch_ops.deploymentconfigs.keys() | length }}

- set_fact: openshift_logging_es_ops_pvc_prefix="{{ openshift_logging_es_ops_pvc_prefix | default('logging-es-ops') }}"

- name: Validate Elasticsearch cluster size for Ops
  fail: msg="The openshift_logging_es_ops_cluster_size may not be scaled down more than 1 less (or 0) the number of Elasticsearch nodes already deployed"
  vars:
    es_dcs: "{{openshift_logging_facts.elasticsearch_ops.deploymentconfigs}}"
    cluster_size: "{{openshift_logging_es_ops_cluster_size|int}}"
  when:
  - openshift_logging_use_ops | bool
  - "{{es_dcs | length - openshift_logging_es_ops_cluster_size|int | abs > 1}}"
  check_mode: no

- set_fact: openshift_logging_es_ops_pvc_prefix="logging-es-ops"
  when: not openshift_logging_es_ops_pvc_prefix or openshift_logging_es_ops_pvc_prefix == ''

- set_fact: es_ops_indices={{ es_ops_indices | default([]) + [item | int - 1] }}
  with_sequence: count={{ openshift_logging_facts.elasticsearch_ops.deploymentconfigs.keys() | count }}
  when:
  - openshift_logging_use_ops | bool

- include: set_es_storage.yaml
  vars:
    es_component: es-ops
    es_name: "{{ deployment.0 }}"
    es_spec: "{{ deployment.1 }}"
    es_pvc_count: "{{ deployment.2 | int }}"
    es_node_selector: "{{ openshift_logging_es_ops_nodeselector | default({}) }}"
    es_pvc_names_count: "{{ openshift_logging_facts.elasticsearch_ops.pvcs.keys() | count }}"
    es_pvc_size: "{{ openshift_logging_es_ops_pvc_size }}"
    es_pvc_prefix: "{{ openshift_logging_es_ops_pvc_prefix }}"
    es_pvc_dynamic: "{{ openshift_logging_es_ops_pvc_dynamic | bool }}"
    es_pv_selector: "{{ openshift_logging_es_ops_pv_selector }}"
    es_cpu_limit: "{{ openshift_logging_es_ops_cpu_limit }}"
    es_memory_limit: "{{ openshift_logging_es_ops_memory_limit }}"
  with_together:
  - "{{ openshift_logging_facts.elasticsearch_ops.deploymentconfigs.keys() }}"
  - "{{ openshift_logging_facts.elasticsearch_ops.deploymentconfigs.values() }}"
  - "{{ es_ops_indices | default([]) }}"
  loop_control:
    loop_var: deployment
  when:
  - openshift_logging_use_ops | bool
## if it does not then we should create one that does and attach it

## create new dc/pvc is needed
- include: set_es_storage.yaml
  vars:
    es_component: es-ops
    es_name: "logging-es-ops-{{'abcdefghijklmnopqrstuvwxyz0123456789'|random_word(8)}}"
    es_spec: "{}"
    es_pvc_count: "{{ item | int - 1 }}"
    es_node_selector: "{{ openshift_logging_es_ops_nodeselector | default({}) }}"
    es_pvc_names_count: "{{ [openshift_logging_facts.elasticsearch_ops.pvcs.keys() | count, openshift_logging_facts.elasticsearch_ops.deploymentconfigs.keys() | count] | max }}"
    es_pvc_size: "{{ openshift_logging_es_ops_pvc_size }}"
    es_pvc_prefix: "{{ openshift_logging_es_ops_pvc_prefix }}"
    es_pvc_dynamic: "{{ openshift_logging_es_ops_pvc_dynamic | bool }}"
    es_pv_selector: "{{ openshift_logging_es_ops_pv_selector }}"
    es_cpu_limit: "{{ openshift_logging_es_ops_cpu_limit }}"
    es_memory_limit: "{{ openshift_logging_es_ops_memory_limit }}"
  with_sequence: count={{ openshift_logging_es_ops_cluster_size | int - openshift_logging_facts.elasticsearch_ops.deploymentconfigs | count }}
  when:
  - openshift_logging_use_ops | bool