kafka-ts
Version:
**KafkaTS** is a Apache Kafka client library for Node.js. It provides both a low-level API for communicating directly with the Apache Kafka cluster and high-level APIs for publishing and subscribing to Kafka topics.
52 lines (51 loc) • 2.15 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.JOIN_GROUP = void 0;
const api_1 = require("../utils/api");
const encoder_1 = require("../utils/encoder");
const error_1 = require("../utils/error");
exports.JOIN_GROUP = (0, api_1.createApi)({
apiKey: 11,
apiVersion: 9,
request: (encoder, data) => encoder
.writeUVarInt(0)
.writeCompactString(data.groupId)
.writeInt32(data.sessionTimeoutMs)
.writeInt32(data.rebalanceTimeoutMs)
.writeCompactString(data.memberId)
.writeCompactString(data.groupInstanceId)
.writeCompactString(data.protocolType)
.writeCompactArray(data.protocols, (encoder, protocol) => {
const metadata = new encoder_1.Encoder()
.writeInt16(protocol.metadata.version)
.writeArray(protocol.metadata.topics, (encoder, topic) => encoder.writeString(topic))
.writeBytes(Buffer.alloc(0))
.value();
return encoder.writeCompactString(protocol.name).writeCompactBytes(metadata).writeUVarInt(0);
})
.writeCompactString(data.reason)
.writeUVarInt(0),
response: (decoder) => {
const result = {
_tag: decoder.readTagBuffer(),
throttleTimeMs: decoder.readInt32(),
errorCode: decoder.readInt16(),
generationId: decoder.readInt32(),
protocolType: decoder.readCompactString(),
protocolName: decoder.readCompactString(),
leader: decoder.readCompactString(),
skipAssignment: decoder.readBoolean(),
memberId: decoder.readCompactString(),
members: decoder.readCompactArray((decoder) => ({
memberId: decoder.readCompactString(),
groupInstanceId: decoder.readCompactString(),
metadata: decoder.readCompactBytes(),
_tag: decoder.readTagBuffer(),
})),
_tag2: decoder.readTagBuffer(),
};
if (result.errorCode)
throw new error_1.KafkaTSApiError(result.errorCode, null, result);
return result;
},
});