package unitdb.schema

Get desktop application:
View/edit binary Protocol Buffers messages

Unitdb server interface

• rpc Stream (stream Packet, stream Packet)

  unitdb.proto:9

  message Packet

  unitdb.proto:15

  • bytes data = 1

Connect represents a CONNECT Message type.

• int32 Version = 1

• bool InsecureFlag = 2

• string ClientID = 3

• int32 KeepAlive = 4

• bool CleanSessFlag = 5

• int32 SessKey = 6

• string Username = 7

• bytes Password = 8

• int32 BatchDuration = 9

• int32 BatchByteThreshold = 10

• int32 BatchCountThreshold = 11

ConnectAcknowledge represents a CONNECT Acknowledge Message type. 0x00 connection accepted 0x01 refused: unacceptable proto version 0x02 refused: identifier rejected 0x03 refused: unacceptable identifier, access not allowed 0x04 refused server unavailiable 0x05 not authorized 0x06 bad request

• int32 ReturnCode = 1

• int32 Epoch = 2

• int32 ConnID = 3

ControlMessage is a Flow Control Message.

• int32 MessageID = 1

• bytes Message = 2

  Optional Control Message bytes

Disconnect is to signal client want to cease communications with the server.

• int32 MessageID = 1

(message has no fields)

• MessageType MessageType = 1

• FlowControl FlowControl = 2

• int32 MessageLength = 3

Used in: FixedHeader

• NONE = 0

• ACKNOWLEDGE = 1

• NOTIFY = 2

• RECEIVE = 3

• RECEIPT = 4

• COMPLETE = 5

Used in: FixedHeader

• RERSERVED = 0

• CONNECT = 1

• PUBLISH = 2

• RELAY = 3

• SUBSCRIBE = 4

• UNSUBSCRIBE = 5

• PINGREQ = 6

• DISCONNECT = 7

PingRequest is a keepalive

(message has no fields)

Publish represents a PUBREQ Message type. It supports following delivery mode. 0 EXPRESS 1 RELIEABLE 2 BATCH

• int32 MessageID = 1

• int32 DeliveryMode = 2

• repeated PublishMessage Messages = 3

Used in: Publish

• string Topic = 1

• bytes Payload = 2

• string Ttl = 3

Relay tells the server which topics and last durations the client would like get data persisted on Servr. The Delivery Mode for relay is EXPRESS.

• int32 MessageID = 1

• repeated RelayRequest relayRequests = 2

RelayRequest is pairing the Topic and Last parameter together

Used in: Relay

• string Topic = 1

• string Last = 2

Subscribe tells the server which topics the client would like to subscribe to and choose a Delivery Mode.

• int32 MessageID = 1

• repeated Subscription Subscriptions = 2

Subscription is pairing the Delivery Mode and Topic together for the delivery mode's pairs in unsubscribe and subscribe. Delay in Millisecond to delay the messsage delivery if DeliveryMode is RELIEABLE or BATCH. 0 EXPRESS 1 RELIEABLE 2 BATCH

Used in: Subscribe, Unsubscribe

• int32 DeliveryMode = 1

• int32 Delay = 2

• string Topic = 3

Unsubscribe is the Message to send if you don't want to subscribe to a topic anymore.

• int32 MessageID = 1

• repeated Subscription Subscriptions = 2