Changed Metric SLO to support SLI specification (#2964)

Co-authored-by: ci.datadog-api-spec <packages@datadoghq.com>

Author: api-clients-generation-pipeline[bot]

.generator/schemas/v1/openapi.yaml

@@ -11900,6 +11900,60 @@ components:
           example: UTC
           type: string
       type: object
+    SLOCountDefinition:
+      description: 'A count-based (metric) SLI specification, composed of three parts:
+        the good events formula, the total events formula,
+
+        and the underlying queries.'
+      example:
+        good_events_formula: query1 - query2
+        queries:
+        - data_source: metrics
+          name: query1
+          query: sum:trace.servlet.request.hits{*} by {env}.as_count()
+        - data_source: metrics
+          name: query2
+          query: sum:trace.servlet.request.errors{*} by {env}.as_count()
+        total_events_formula: query1
+      properties:
+        good_events_formula:
+          $ref: '#/components/schemas/SLOFormula'
+        queries:
+          example:
+          - data_source: metrics
+            name: query1
+            query: sum:trace.servlet.request.hits{*} by {env}.as_count()
+          items:
+            $ref: '#/components/schemas/SLODataSourceQueryDefinition'
+          minItems: 1
+          type: array
+        total_events_formula:
+          $ref: '#/components/schemas/SLOFormula'
+      required:
+      - good_events_formula
+      - total_events_formula
+      - queries
+      type: object
+    SLOCountSpec:
+      additionalProperties: false
+      description: A metric SLI specification.
+      example:
+        count:
+          good_events_formula: query1 - query2
+          queries:
+          - data_source: metrics
+            name: query1
+            query: sum:trace.servlet.request.hits{*} by {env}.as_count()
+          - data_source: metrics
+            name: query2
+            query: sum:trace.servlet.request.errors{*} by {env}.as_count()
+          total_events_formula: query1
+      properties:
+        count:
+          $ref: '#/components/schemas/SLOCountDefinition'
+      required:
+      - count
+      type: object
     SLOCreator:
       description: The creator of the SLO
       nullable: true
@@ -12747,8 +12801,12 @@ components:
           type: string
         query:
           $ref: '#/components/schemas/ServiceLevelObjectiveQuery'
+          description: The metric query used to define a count-based SLO as the ratio
+            of good events to total events.
         sli_specification:
           $ref: '#/components/schemas/SLOSliSpec'
+          description: A generic SLI specification. This is currently used for time-slice
+            and count-based (metric) SLOs only.
         tags:
           description: 'A list of tags associated with this service level objective.
 
@@ -12804,10 +12862,11 @@ components:
           type: number
       type: object
     SLOSliSpec:
-      description: A generic SLI specification. This is currently used for time-slice
-        SLOs only.
+      description: A generic SLI specification. This is used for time-slice and count-based
+        (metric) SLOs only.
       oneOf:
       - $ref: '#/components/schemas/SLOTimeSliceSpec'
+      - $ref: '#/components/schemas/SLOCountSpec'
     SLOState:
       description: State of the SLO.
       enum:
@@ -13959,7 +14018,8 @@ components:
       - type
       type: object
     ServiceLevelObjectiveQuery:
-      description: 'A metric-based SLO. **Required if type is `metric`**. Note that
+      description: 'A count-based (metric) SLO query. This field is superseded by
+        `sli_specification` but is retained for backwards compatibility. Note that
         Datadog only allows the sum by aggregator
 
         to be used because this will sum up all request counts instead of averaging