Apache Curator · Schema

ServiceInstance

A service instance registered in ZooKeeper via Apache Curator service discovery.

ApacheDistributed CoordinationDistributed SystemsJavaMavenOpen-SourceService DiscoveryZooKeeper

Properties

Name Type Description
id string Unique identifier for this service instance.
name string Service name used to group instances.
address string Host address where this service is running.
port integer Port number this service is listening on.
sslPort integernull SSL port if the service supports HTTPS.
registrationTimeUTC integer UTC timestamp (milliseconds) when this instance was registered.
serviceType string Service lifecycle type.
enabled boolean Whether this service instance is currently enabled for discovery.
payload object Optional user-defined payload data attached to this service instance.
View JSON Schema on GitHub

JSON Schema

apache-curator-service-instance-schema.json Raw ↑
{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/apache-curator/refs/heads/main/json-schema/apache-curator-service-instance-schema.json",
  "title": "ServiceInstance",
  "description": "A service instance registered in ZooKeeper via Apache Curator service discovery.",
  "type": "object",
  "properties": {
    "id": {
      "type": "string",
      "description": "Unique identifier for this service instance.",
      "example": "abc123-def456"
    },
    "name": {
      "type": "string",
      "description": "Service name used to group instances.",
      "example": "payment-service"
    },
    "address": {
      "type": "string",
      "description": "Host address where this service is running.",
      "example": "10.1.2.3"
    },
    "port": {
      "type": "integer",
      "description": "Port number this service is listening on.",
      "example": 8080
    },
    "sslPort": {
      "type": [
        "integer",
        "null"
      ],
      "description": "SSL port if the service supports HTTPS.",
      "example": 8443
    },
    "registrationTimeUTC": {
      "type": "integer",
      "description": "UTC timestamp (milliseconds) when this instance was registered.",
      "example": 1718153645993
    },
    "serviceType": {
      "type": "string",
      "description": "Service lifecycle type.",
      "enum": [
        "DYNAMIC",
        "STATIC",
        "PERMANENT"
      ],
      "example": "DYNAMIC"
    },
    "enabled": {
      "type": "boolean",
      "description": "Whether this service instance is currently enabled for discovery.",
      "example": true
    },
    "payload": {
      "type": "object",
      "description": "Optional user-defined payload data attached to this service instance."
    }
  },
  "required": [
    "id",
    "name",
    "serviceType"
  ]
}

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