NR-164383 feat: roles for HNR alerts

caos.ansible_roles/roles/infrastructure_hnr_alert/README.md

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+Create or Delete Infrastructure HNR alerts
+
+```yaml
+- name: Create HNR alerts
+  include_role:
+    name: caos.ansible_roles.infrastructure_hnr_alert
+  vars:
+    action: create
+    entity_name: "{{ iid }}:{{ inventory_hostname }}"
+    policy_name: "CAOS packaging tests HNR {{ inventory_hostname }}"
+```
+
+```yaml
+- name: Delete HNR alerts
+  include_role:
+    name: caos.ansible_roles.infrastructure_hnr_alert
+  vars:
+    action: delete
+    entity_name: "{{ iid }}:{{ inventory_hostname }}"
+    policy_name: "CAOS packaging tests HNR {{ inventory_hostname }}"
+```

caos.ansible_roles/roles/infrastructure_hnr_alert/defaults/main.yml

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+nr_api_key: ""
+action: "" # create | delete
+infra_alerts_host: "https://staging-infra-api.newrelic.com"
+alerts_host: "https://staging-api.newrelic.com"
+entity_name: "" # i.e. "{{ iid }}:{{ inventory_hostname }}"
+policy_name: "" # i.e. "CAOS packaging tests HNR {{ inventory_hostname }}"

caos.ansible_roles/roles/infrastructure_hnr_alert/tasks/alert_create.yml

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+---
+
+- name: create host not reporting policy
+  delegate_to: 127.0.0.1
+  uri:
+    url: "{{ alerts_host }}/v2/alerts_policies.json"
+    method: POST
+    body:
+      policy:
+        incident_preference: "PER_POLICY"
+        name: "{{ policy_name }}"
+    status_code: 201
+    body_format: json
+    headers:
+      Api-Key: "{{ nr_api_key }}"
+  register: response_policy
+  no_log: true
+
+- name: create host not reporting condition
+  delegate_to: 127.0.0.1
+  uri:
+    url: "{{ infra_alerts_host }}/v2/alerts/conditions"
+    method: POST
+    body: "{\"data\":{\"type\":\"infra_host_not_reporting\",\"name\":\"CAOS packaging tests HNR {{ entity_name }}\",\"filter\":{\"and\":[{\"is\":{\"entityName\":\"{{ entity_name }}\"}}]},\"enabled\":true,\"violation_close_timer\": 24,\"policy_id\":{{ response_policy.json.policy.id }},\"critical_threshold\":{\"duration_minutes\":5,\"no_trigger_on\":[\"shutdown\"]}}}"
+    status_code: 201
+    body_format: json
+    headers:
+      Api-Key: "{{ nr_api_key }}"
+  no_log: true
+
+...

caos.ansible_roles/roles/infrastructure_hnr_alert/tasks/alert_delete.yml

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+---
+
+- name: get host not reporting policyId
+  delegate_to: 127.0.0.1
+  uri:
+    url: "{{ alerts_host }}/v2/alerts_policies.json?{{ 'filter[name]=' | urlencode }}{{ policy_name | urlencode }}"
+    method: GET
+    return_content: yes
+    status_code: 200
+    headers:
+      Api-Key: "{{ nr_api_key }}"
+  register: existing_response_policy
+  no_log: true
+
+- name: fail if more than one policy found
+  fail:
+    msg: "more than one policy found"
+  when: existing_response_policy.json.policies | length > 1
+
+- name: delete host not reporting policy
+  delegate_to: 127.0.0.1
+  uri:
+    url: "{{ alerts_host }}/v2/alerts_policies/{{ existing_response_policy.json.policies[0].id }}"
+    method: DELETE
+    status_code: 200
+    headers:
+      Api-Key: "{{ nr_api_key }}"
+      Content-Type: application/json
+      Accept: application/json
+  register: existing_response_policy
+  when: existing_response_policy.json.policies | length == 1
+  no_log: true
+
+...

caos.ansible_roles/roles/infrastructure_hnr_alert/tasks/main.yml

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+---
+
+- ansible.builtin.include_tasks: alert_{{ action }}.yml
+
+...

caos.ansible_roles/roles/infrastructure_hnr_alert_violation_assert/README.md

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+Infrastructure HNR alert violation assert
+
+```yaml
+- name: Create HNR alerts
+  include_role:
+    name: caos.ansible_roles.infrastructure_hnr_alert
+  vars:
+    action: create
+    entity_name: "{{ iid }}:{{ inventory_hostname }}"
+    policy_name: "CAOS packaging tests HNR {{ inventory_hostname }}"
+```
+

caos.ansible_roles/roles/infrastructure_hnr_alert_violation_assert/defaults/main.yml

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+nr_api_key: ""
+infra_alerts_host: "https://staging-infra-api.newrelic.com"
+alerts_host: "https://staging-api.newrelic.com"
+entity_name: "" # i.e. "{{ iid }}:{{ inventory_hostname }}"
+policy_name: "" # i.e. "CAOS packaging tests HNR {{ inventory_hostname }}"

caos.ansible_roles/roles/infrastructure_hnr_alert_violation_assert/tasks/main.yml

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+---
+
+- name: list violations
+  delegate_to: 127.0.0.1
+  uri:
+    url: "{{ alerts_host }}/v2/alerts_violations.json?only_open=true"
+    method: GET
+    status_code: 200
+    headers:
+      Api-Key: "{{ nr_api_key }}"
+  register: existing_violations
+  no_log: true
+
+- name: assert violation exists
+  vars:
+    violating_entities_query: "[?policy_name=='{{ policy_name }}'].entity.name"
+  assert:
+    that: "'{{entity_name}}' in existing_violations.json.violations | json_query(violating_entities_query) | flatten"
+  when: violation_open
+
+- name: assert violation does not exists
+  vars:
+    violating_entities_query: "[?policy_name=='{{ policy_name }}'].entity.name"
+  assert:
+    that: "'{{entity_name}}' not in existing_violations.json.violations | json_query(violating_entities_query) | flatten"
+  when: not violation_open
+
+...
+