Kitex Service Configuration

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/api-evangelist/kitex/json-schema/kitex-configuration.json",
  "title": "Kitex Service Configuration",
  "description": "JSON Schema for Kitex RPC framework service configuration including client and server options.",
  "type": "object",
  "properties": {
    "server": {
      "type": "object",
      "properties": {
        "service_name": {
          "type": "string",
          "description": "Name of the service."
        },
        "address": {
          "type": "string",
          "description": "Server listen address (e.g., :8888)."
        },
        "exit_wait_time": {
          "type": "string",
          "description": "Grace period before server exits."
        },
        "max_connections": {
          "type": "integer",
          "description": "Maximum number of connections."
        },
        "mux_transport": {
          "type": "boolean",
          "default": false,
          "description": "Enable multiplexed transport."
        },
        "read_write_timeout": {
          "type": "string",
          "description": "Read/write timeout duration."
        },
        "limit": {
          "type": "object",
          "properties": {
            "max_connections": {
              "type": "integer",
              "description": "Connection limit."
            },
            "max_qps": {
              "type": "integer",
              "description": "QPS limit."
            },
            "update_interval": {
              "type": "string",
              "description": "Interval for updating limiter."
            }
          }
        }
      }
    },
    "client": {
      "type": "object",
      "properties": {
        "rpc_timeout": {
          "type": "string",
          "description": "RPC timeout duration."
        },
        "connect_timeout": {
          "type": "string",
          "description": "Connection timeout duration."
        },
        "retry": {
          "type": "object",
          "properties": {
            "max_retry_times": {
              "type": "integer",
              "default": 2,
              "description": "Maximum retry attempts."
            },
            "ee_retry": {
              "type": "object",
              "properties": {
                "enabled": { "type": "boolean" },
                "max_retry_times": { "type": "integer" },
                "retry_delay": { "type": "string" }
              },
              "description": "Error-based retry configuration."
            },
            "backup_request": {
              "type": "object",
              "properties": {
                "enabled": { "type": "boolean" },
                "retry_delay": { "type": "string" }
              },
              "description": "Backup request (hedging) configuration."
            }
          }
        },
        "circuit_breaker": {
          "type": "object",
          "properties": {
            "enabled": {
              "type": "boolean",
              "default": true,
              "description": "Enable circuit breaker."
            },
            "error_rate": {
              "type": "number",
              "description": "Error rate threshold."
            },
            "min_sample": {
              "type": "integer",
              "description": "Minimum sample count."
            }
          }
        },
        "loadbalancer": {
          "type": "string",
          "enum": ["weight_round_robin", "random", "round_robin", "interleaved_weighted_round_robin", "alias_method"],
          "description": "Load balancing algorithm."
        }
      }
    },
    "registry": {
      "type": "object",
      "properties": {
        "type": {
          "type": "string",
          "enum": ["etcd", "consul", "nacos", "polaris", "zookeeper"],
          "description": "Service registry type."
        },
        "address": {
          "type": "array",
          "items": { "type": "string" },
          "description": "Registry server addresses."
        }
      }
    }
  }
}