{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://pingcap.com/schemas/tidb/cluster.json",
  "title": "TiDB Cloud Cluster",
  "description": "Schema representing a TiDB Cloud cluster resource, including Dedicated and Serverless variants. Captures the configuration, component specifications, connection details, and operational state of a cluster as managed through the TiDB Cloud API.",
  "type": "object",
  "required": ["clusterId", "displayName", "cloudProvider", "regionId", "state"],
  "properties": {
    "clusterId": {
      "type": "string",
      "description": "The unique identifier assigned to the cluster by TiDB Cloud."
    },
    "displayName": {
      "type": "string",
      "description": "The human-readable display name of the cluster.",
      "minLength": 1,
      "maxLength": 64
    },
    "clusterType": {
      "type": "string",
      "description": "The cluster tier type.",
      "enum": ["DEDICATED", "SERVERLESS"]
    },
    "cloudProvider": {
      "type": "string",
      "description": "The cloud provider hosting the cluster.",
      "enum": ["AWS", "GCP", "AZURE"]
    },
    "regionId": {
      "type": "string",
      "description": "The cloud region identifier where the cluster is deployed (e.g., us-east-1 for AWS)."
    },
    "projectId": {
      "type": "string",
      "description": "The TiDB Cloud project ID this cluster belongs to."
    },
    "tidbVersion": {
      "type": "string",
      "description": "The TiDB database version string running on the cluster (e.g., v7.5.0).",
      "pattern": "^v[0-9]+\\.[0-9]+\\.[0-9]+"
    },
    "state": {
      "type": "string",
      "description": "The current operational state of the cluster.",
      "enum": [
        "CREATING",
        "ACTIVE",
        "PAUSED",
        "RESUMING",
        "DELETING",
        "UPGRADING",
        "MODIFYING",
        "IMPORTING"
      ]
    },
    "createTime": {
      "type": "string",
      "format": "date-time",
      "description": "The ISO 8601 timestamp when the cluster was created."
    },
    "updateTime": {
      "type": "string",
      "format": "date-time",
      "description": "The ISO 8601 timestamp when the cluster was last modified."
    },
    "components": {
      "$ref": "#/$defs/ClusterComponents",
      "description": "The component node specifications for TiDB, TiKV, and optionally TiFlash."
    },
    "connectionStrings": {
      "$ref": "#/$defs/ConnectionStrings",
      "description": "The available connection string options for this cluster."
    },
    "port": {
      "type": "integer",
      "description": "The SQL connection port number for the cluster.",
      "minimum": 1024,
      "maximum": 65535,
      "default": 4000
    },
    "labels": {
      "type": "object",
      "description": "Optional key-value labels attached to the cluster for organizational purposes.",
      "additionalProperties": {
        "type": "string"
      }
    }
  },
  "$defs": {
    "ClusterComponents": {
      "type": "object",
      "description": "The component configuration for a TiDB Cloud Dedicated cluster.",
      "properties": {
        "tidb": {
          "$ref": "#/$defs/ComputeComponentSpec",
          "description": "The TiDB compute node configuration."
        },
        "tikv": {
          "$ref": "#/$defs/StorageComponentSpec",
          "description": "The TiKV storage node configuration."
        },
        "tiflash": {
          "$ref": "#/$defs/StorageComponentSpec",
          "description": "The optional TiFlash columnar storage node configuration for analytical queries."
        }
      }
    },
    "ComputeComponentSpec": {
      "type": "object",
      "description": "Specification for a stateless TiDB compute node group.",
      "required": ["nodeSize", "nodeQuantity"],
      "properties": {
        "nodeSize": {
          "type": "string",
          "description": "The node size key identifying the CPU and memory configuration (e.g., 8C16G)."
        },
        "nodeQuantity": {
          "type": "integer",
          "description": "The number of TiDB compute nodes in this group.",
          "minimum": 1
        },
        "vcpu": {
          "type": "integer",
          "description": "The number of virtual CPU cores per node.",
          "minimum": 1
        },
        "memoryGiB": {
          "type": "integer",
          "description": "The amount of memory in GiB per node.",
          "minimum": 1
        }
      }
    },
    "StorageComponentSpec": {
      "type": "object",
      "description": "Specification for a TiKV or TiFlash storage node group with persistent storage.",
      "required": ["nodeSize", "nodeQuantity", "storageSize"],
      "properties": {
        "nodeSize": {
          "type": "string",
          "description": "The node size key identifying the CPU and memory configuration."
        },
        "nodeQuantity": {
          "type": "integer",
          "description": "The number of storage nodes in this group.",
          "minimum": 1
        },
        "storageSize": {
          "type": "integer",
          "description": "The storage capacity per node in GiB.",
          "minimum": 200
        },
        "storageType": {
          "type": "string",
          "description": "The storage class type (e.g., Premium, Basic)."
        }
      }
    },
    "ConnectionStrings": {
      "type": "object",
      "description": "The set of available connection string configurations for a cluster.",
      "properties": {
        "defaultUser": {
          "type": "string",
          "description": "The default database username for this cluster."
        },
        "standard": {
          "$ref": "#/$defs/ConnectionString",
          "description": "The public internet connection string."
        },
        "vpcPeering": {
          "$ref": "#/$defs/ConnectionString",
          "description": "The VPC peering connection string for private network access."
        },
        "privateEndpoint": {
          "$ref": "#/$defs/ConnectionString",
          "description": "The private endpoint connection string."
        }
      }
    },
    "ConnectionString": {
      "type": "object",
      "description": "A connection string specifying the host and port for a cluster.",
      "required": ["host", "port"],
      "properties": {
        "host": {
          "type": "string",
          "description": "The hostname or IP address for the connection."
        },
        "port": {
          "type": "integer",
          "description": "The TCP port number for the connection.",
          "minimum": 1,
          "maximum": 65535
        }
      }
    },
    "ImportTask": {
      "type": "object",
      "description": "A data import task that loads external data files into a TiDB Cloud cluster.",
      "required": ["importId", "clusterId", "sourceType", "state"],
      "properties": {
        "importId": {
          "type": "string",
          "description": "The unique identifier of the import task."
        },
        "clusterId": {
          "type": "string",
          "description": "The ID of the cluster receiving the imported data."
        },
        "sourceType": {
          "type": "string",
          "description": "The source type of the import data.",
          "enum": ["S3", "GCS", "LOCAL"]
        },
        "fileFormat": {
          "type": "string",
          "description": "The file format of the import data.",
          "enum": ["CSV", "SQL", "PARQUET", "AURORA_SNAPSHOT"]
        },
        "state": {
          "type": "string",
          "description": "The current state of the import task.",
          "enum": ["PENDING", "RUNNING", "COMPLETED", "FAILED", "CANCELLED"]
        },
        "progress": {
          "type": "number",
          "description": "The completion percentage of the import task.",
          "minimum": 0,
          "maximum": 100
        },
        "targetDatabase": {
          "type": "string",
          "description": "The target database in the cluster to import data into."
        },
        "createTime": {
          "type": "string",
          "format": "date-time",
          "description": "The ISO 8601 timestamp when the import task was created."
        },
        "errorMessage": {
          "type": "string",
          "description": "An error message if the import task failed."
        },
        "s3Source": {
          "$ref": "#/$defs/S3Source"
        }
      }
    },
    "S3Source": {
      "type": "object",
      "description": "Configuration for importing data from an AWS S3 bucket.",
      "required": ["bucketUri"],
      "properties": {
        "bucketUri": {
          "type": "string",
          "description": "The S3 bucket URI path containing import files (e.g., s3://my-bucket/data/).",
          "pattern": "^s3://"
        },
        "roleArn": {
          "type": "string",
          "description": "The AWS IAM Role ARN granting TiDB Cloud read access to the S3 bucket.",
          "pattern": "^arn:aws:iam::"
        }
      }
    },
    "ApiKey": {
      "type": "object",
      "description": "A TiDB Cloud API key used for authenticating API requests via HTTP Digest Authentication.",
      "required": ["accessKey", "displayName", "role"],
      "properties": {
        "name": {
          "type": "string",
          "description": "The resource name of the API key."
        },
        "accessKey": {
          "type": "string",
          "description": "The public access key used as the username in Digest Authentication."
        },
        "secretKey": {
          "type": "string",
          "description": "The private secret key used as the password. Only returned at creation time and must be stored securely."
        },
        "displayName": {
          "type": "string",
          "description": "The human-readable display name for this API key.",
          "minLength": 1,
          "maxLength": 64
        },
        "role": {
          "type": "string",
          "description": "The permission role assigned to this API key (e.g., Organization Owner, Project Viewer)."
        },
        "projectId": {
          "type": "integer",
          "description": "The project ID this key is scoped to. Zero or absent indicates an organization-level key."
        }
      }
    },
    "AuditLog": {
      "type": "object",
      "description": "A console audit log entry recording an administrative action performed in the TiDB Cloud console.",
      "required": ["eventType", "operationEmail", "result", "timestamp"],
      "properties": {
        "eventType": {
          "type": "string",
          "description": "The type of administrative event that was logged."
        },
        "operationEmail": {
          "type": "string",
          "format": "email",
          "description": "The email address of the user who performed the action."
        },
        "result": {
          "type": "string",
          "description": "The outcome of the action.",
          "enum": ["SUCCESS", "FAILURE"]
        },
        "timestamp": {
          "type": "string",
          "format": "date-time",
          "description": "The ISO 8601 timestamp when the event occurred."
        },
        "clusterId": {
          "type": "string",
          "description": "The cluster ID involved in the event, if applicable."
        },
        "projectId": {
          "type": "string",
          "description": "The project ID involved in the event, if applicable."
        },
        "orgId": {
          "type": "string",
          "description": "The organization ID where the event occurred."
        }
      }
    }
  }
}