Fix cluster schemas

CHANGELOG.md

@@ -82,6 +82,7 @@ Inspired from [Keep a Changelog](https://keepachangelog.com/en/1.0.0/)
 - Fixed request body for `/_search/scroll/{scroll_id}` ([#732](https://github.com/opensearch-project/opensearch-api-specification/pull/732))
 - Fixed type in `_msearch/template` ([#735](https://github.com/opensearch-project/opensearch-api-specification/pull/735))
 - Fixed indices API schemas ([#750](https://github.com/opensearch-project/opensearch-api-specification/pull/750))
+- Fixed cluster API schemas ([#754](https://github.com/opensearch-project/opensearch-api-specification/pull/754))
 
 ### Changed
 - Changed `tasks._common:TaskInfo` and `tasks._common:TaskGroup` to be composed of a `tasks._common:TaskInfoBase` ([#683](https://github.com/opensearch-project/opensearch-api-specification/pull/683))

spec/namespaces/cluster.yaml

@@ -401,6 +401,7 @@ paths:
         url: https://opensearch.org/docs/latest
       parameters:
         - $ref: '#/components/parameters/cluster.get_component_template::query.cluster_manager_timeout'
+        - $ref: '#/components/parameters/cluster.get_component_template::query.flat_settings'
         - $ref: '#/components/parameters/cluster.get_component_template::query.local'
         - $ref: '#/components/parameters/cluster.get_component_template::query.master_timeout'
       responses:
@@ -417,6 +418,7 @@ paths:
       parameters:
         - $ref: '#/components/parameters/cluster.get_component_template::path.name'
         - $ref: '#/components/parameters/cluster.get_component_template::query.cluster_manager_timeout'
+        - $ref: '#/components/parameters/cluster.get_component_template::query.flat_settings'
         - $ref: '#/components/parameters/cluster.get_component_template::query.local'
         - $ref: '#/components/parameters/cluster.get_component_template::query.master_timeout'
       responses:
@@ -528,7 +530,8 @@ components:
                 type: boolean
               shard:
                 description: Specifies the ID of the shard that you would like an explanation for.
-                type: number
+                type: integer
+                format: int32
             description: The index, shard, and primary flag to explain. Empty means 'explain the first unassigned shard'
     cluster.put_component_template:
       content:
@@ -637,7 +640,8 @@ components:
               remaining_delay_in_millis:
                 $ref: '../schemas/_common.yaml#/components/schemas/DurationValueUnitMillis'
               shard:
-                type: number
+                type: integer
+                format: int32
               unassigned_info:
                 $ref: '../schemas/cluster.allocation_explain.yaml#/components/schemas/UnassignedInformation'
               note:
@@ -772,32 +776,54 @@ components:
       content:
         application/json:
           schema:
-            type: object
-            properties:
-              acknowledged:
-                type: boolean
-              explanations:
-                type: array
-                items:
-                  $ref: '../schemas/cluster.reroute.yaml#/components/schemas/RerouteExplanation'
-              state:
-                description: |-
-                  There aren't any guarantees on the output/structure of the raw cluster state.
-                  Here you will find the internal representation of the cluster, which can
-                  differ from the external representation.
-                type: object
-            required:
-              - acknowledged
+            allOf:
+              - $ref: '../schemas/_common.yaml#/components/schemas/AcknowledgedResponseBase'
+              - type: object
+                properties:
+                  explanations:
+                    type: array
+                    items:
+                      $ref: '../schemas/cluster.reroute.yaml#/components/schemas/RerouteExplanation'
+                  state:
+                    description: |-
+                      There aren't any guarantees on the output/structure of the raw cluster state.
+                      Here you will find the internal representation of the cluster, which can
+                      differ from the external representation.
     cluster.state@200:
       content:
         application/json:
-          schema:
-            type: object
+          schema: {}
     cluster.stats@200:
       content:
         application/json:
           schema:
-            $ref: '../schemas/cluster.stats.yaml#/components/schemas/StatsResponseBase'
+            allOf:
+              - $ref: '../schemas/nodes._common.yaml#/components/schemas/NodesResponseBase'
+              - type: object
+                properties:
+                  cluster_name:
+                    description: Name of the cluster, based on the Cluster name setting setting.
+                    $ref: '../schemas/_common.yaml#/components/schemas/Name'
+                  cluster_uuid:
+                    description: Unique identifier for the cluster.
+                    $ref: '../schemas/_common.yaml#/components/schemas/Uuid'
+                  indices:
+                    description: Contains statistics about indexes with shards assigned to selected nodes.
+                    $ref: '../schemas/cluster.stats.yaml#/components/schemas/ClusterIndices'
+                  nodes:
+                    description: Contains statistics about nodes selected by the request's node filters.
+                    $ref: '../schemas/cluster.stats.yaml#/components/schemas/ClusterNodes'
+                  status:
+                    description: Health status of the cluster, based on the state of its primary and replica shards.
+                    $ref: '../schemas/_common.yaml#/components/schemas/HealthStatus'
+                  timestamp:
+                    description: Unix timestamp, in milliseconds, for the last time the cluster statistics were refreshed.
+                    $ref: '../schemas/_common.yaml#/components/schemas/EpochTimeUnitMillis'
+                required:
+                  - cluster_name
+                  - cluster_uuid
+                  - status
+                  - timestamp
   parameters:
     cluster.allocation_explain::query.include_disk_info:
       in: query
@@ -924,6 +950,14 @@ components:
       schema:
         $ref: '../schemas/_common.yaml#/components/schemas/Duration'
       x-version-added: '2.0'
+    cluster.get_component_template::query.flat_settings:
+      in: query
+      name: flat_settings
+      description: If `true`, returns settings in flat format.
+      schema:
+        type: boolean
+        default: false
+      style: form
     cluster.get_component_template::query.local:
       in: query
       name: local

spec/schemas/cluster.allocation_explain.yaml

@@ -116,7 +116,8 @@ components:
         path:
           type: string
         total:
-          type: number
+          type: integer
+          format: int64
         shards:
           type: array
           items:
@@ -140,7 +141,8 @@ components:
         transport_address:
           $ref: '_common.yaml#/components/schemas/TransportAddress'
         weight_ranking:
-          type: number
+          type: integer
+          format: int32
       required:
         - attributes
         - id
@@ -169,7 +171,8 @@ components:
         transport_address:
           $ref: '_common.yaml#/components/schemas/TransportAddress'
         weight_ranking:
-          type: number
+          type: integer
+          format: int32
       required:
         - deciders
         - node_attributes
@@ -211,7 +214,8 @@ components:
         details:
           type: string
         failed_allocation_attempts:
-          type: number
+          type: integer
+          format: int32
         delayed:
           type: boolean
         allocation_status:

spec/schemas/cluster.health.yaml

@@ -11,10 +11,12 @@ components:
       properties:
         active_primary_shards:
           description: The number of active primary shards.
-          type: number
+          type: integer
+          format: int32
         active_shards:
           description: The total number of active primary and replica shards.
-          type: number
+          type: integer
+          format: int32
         active_shards_percent:
           $ref: '_common.yaml#/components/schemas/PercentageString'
         active_shards_percent_as_number:
@@ -29,7 +31,8 @@ components:
           $ref: '_common.yaml#/components/schemas/Name'
         delayed_unassigned_shards:
           description: The number of shards whose allocation has been delayed by the timeout settings.
-          type: number
+          type: integer
+          format: int32
         discovered_master:
           description: True if the cluster-manager node has been discovered.
           type: boolean
@@ -44,22 +47,28 @@ components:
             $ref: '#/components/schemas/IndexHealthStats'
         initializing_shards:
           description: The number of shards that are under initialization.
-          type: number
+          type: integer
+          format: int32
         number_of_data_nodes:
           description: The number of nodes that are dedicated data nodes.
-          type: number
+          type: integer
+          format: int32
         number_of_in_flight_fetch:
           description: The number of unfinished fetches.
-          type: number
+          type: integer
+          format: int32
         number_of_nodes:
           description: The number of nodes within the cluster.
-          type: number
+          type: integer
+          format: int32
         number_of_pending_tasks:
           description: The number of cluster-level changes that have not yet been executed.
-          type: number
+          type: integer
+          format: int32
         relocating_shards:
           description: The number of shards that are under relocation.
-          type: number
+          type: integer
+          format: int32
         status:
           $ref: '_common.yaml#/components/schemas/HealthStatus'
         task_max_waiting_in_queue:
@@ -71,7 +80,8 @@ components:
           type: boolean
         unassigned_shards:
           description: The number of shards that are not allocated.
-          type: number
+          type: integer
+          format: int32
       required:
         - active_primary_shards
         - active_shards
@@ -92,25 +102,32 @@ components:
       type: object
       properties:
         active_primary_shards:
-          type: number
+          type: integer
+          format: int32
         active_shards:
-          type: number
+          type: integer
+          format: int32
         initializing_shards:
-          type: number
+          type: integer
+          format: int32
         number_of_replicas:
-          type: number
+          type: integer
+          format: int32
         number_of_shards:
-          type: number
+          type: integer
+          format: int32
         relocating_shards:
-          type: number
+          type: integer
+          format: int32
         shards:
           type: object
           additionalProperties:
             $ref: '#/components/schemas/ShardHealthStats'
         status:
           $ref: '_common.yaml#/components/schemas/HealthStatus'
         unassigned_shards:
-          type: number
+          type: integer
+          format: int32
       required:
         - active_primary_shards
         - active_shards
@@ -132,32 +149,42 @@ components:
       x-version-added: '2.5'
       properties:
         active_shards:
-          type: number
+          type: integer
+          format: int32
         initializing_shards:
-          type: number
+          type: integer
+          format: int32
         relocating_shards:
-          type: number
+          type: integer
+          format: int32
         unassigned_shards:
-          type: number
+          type: integer
+          format: int32
         data_nodes:
-          type: number
+          type: integer
+          format: int32
         weight:
-          type: number
+          type: integer
+          format: int32
     ShardHealthStats:
       type: object
       properties:
         active_shards:
-          type: number
+          type: integer
+          format: int32
         initializing_shards:
-          type: number
+          type: integer
+          format: int32
         primary_active:
           type: boolean
         relocating_shards:
-          type: number
+          type: integer
+          format: int32
         status:
           $ref: '_common.yaml#/components/schemas/HealthStatus'
         unassigned_shards:
-          type: number
+          type: integer
+          format: int32
       required:
         - active_shards
         - initializing_shards

spec/schemas/cluster.pending_tasks.yaml

@@ -14,7 +14,8 @@ components:
           type: boolean
         insert_order:
           description: The number that represents when the task has been inserted into the task queue.
-          type: number
+          type: integer
+          format: int32
         priority:
           description: |-
             The priority of the pending task.

spec/schemas/cluster.remote_info.yaml

@@ -23,9 +23,11 @@ components:
         connected:
           type: boolean
         max_connections_per_cluster:
-          type: number
+          type: integer
+          format: int32
         num_nodes_connected:
-          type: number
+          type: integer
+          format: int64
         initial_connect_timeout:
           $ref: '_common.yaml#/components/schemas/Duration'
         skip_unavailable:
@@ -60,9 +62,11 @@ components:
         server_name:
           type: string
         num_proxy_sockets_connected:
-          type: number
+          type: integer
+          format: int32
         max_proxy_socket_connections:
-          type: number
+          type: integer
+          format: int32
       required:
         - connected
         - initial_connect_timeout