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https://github.com/arthurkiller/mqtt-go
a pure MQTT protocol implements in go focus on performance
https://github.com/arthurkiller/mqtt-go
go mqtt prototype
Last synced: about 1 month ago
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a pure MQTT protocol implements in go focus on performance
- Host: GitHub
- URL: https://github.com/arthurkiller/mqtt-go
- Owner: arthurkiller
- License: epl-2.0
- Created: 2018-03-14T03:09:09.000Z (over 6 years ago)
- Default Branch: master
- Last Pushed: 2019-12-25T07:05:35.000Z (almost 5 years ago)
- Last Synced: 2024-06-21T04:47:49.478Z (5 months ago)
- Topics: go, mqtt, prototype
- Language: Go
- Homepage:
- Size: 65.4 KB
- Stars: 4
- Watchers: 3
- Forks: 2
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
Awesome Lists containing this project
README
# mqtgo [](https://travis-ci.org/arthurkiller/mqtgo) [](https://goreportcard.com/report/github.com/arthurkiller/mqtgo) [](https://codecov.io/gh/arthurkiller/mqtgo) [](https://godoc.org/github.com/arthurkiller/mqtgo/packets)
mqtgo is a pure MQTT protocol packets in go focus on performence
this project was based on eclipse.paho mqtt packet
## benchmark
* goos: darwin
* goarch: amd64
```
BenchmarkNewControlPacket-4 20000000 85.5 ns/op 0 B/op 0 allocs/op
BenchmarkParallelNewControlPacket-4 10000000 169 ns/op 0 B/op 0 allocs/op
BenchmarkReadPacket-4 500000 2340 ns/op 930 B/op 2 allocs/op
```
compare with paho mqtt packets
```
benchmark old ns/op new ns/op delta
BenchmarkNewControlPacket-4 90.9 85.5 -5.94%
BenchmarkParallelNewControlPacket-4 178 169 -5.06%
BenchmarkReadPacket-4 2707 2340 -13.56%
benchmark old allocs new allocs delta
BenchmarkNewControlPacket-4 1 0 -100.00%
BenchmarkParallelNewControlPacket-4 1 0 -100.00%
BenchmarkReadPacket-4 8 2 -75.00%
benchmark old bytes new bytes delta
BenchmarkNewControlPacket-4 44 0 -100.00%
BenchmarkParallelNewControlPacket-4 44 0 -100.00%
BenchmarkReadPacket-4 2116 930 -56.05%
```
## TODO
* try to redesign the protocol
``` golang
package mqtt
type Unmarshaler interface {
UnmarshalMqtt() error
}
type Marshaler interface {
MarshalMqtt()([]byte, error)
}
func Marshal(v ControlPacket) ([]byte, error)
func Unmarshal(data []byte, v ControlPacket) error
type Decoder struct
func NewDecoder(r io.Reader) *Decoder
func (d *Decoder) Decode() ControlPacket, error
func (d *Decoder) DecodeFixedHeader() *FixedHeader, error
func (d *Decoder) DecodeControlPacket() ControlPacket, error
type Encoder struct
func NewEncoder(w io.Writer) *Encoder
func (e *Encoder) Encode(v ControlPacket) error
func (e *Encoder) EncodeFixedHeader(fh *FixedHeader) error
func (e *Eecoder) EncodeControlPacket(cp ControlPacket) error
```
``` golang
type XXXPacket struct
func NewXXXPacket() *XXXPacket
func NewXXXPacketWithHeader(fh *FixedHeader) *XXXPacket
func (m XXXPacket) MarshalMqtt() ([]byte, error)
func (m *XXXPacket) UnmarshalMqtt(data []byte) error
type XXXPacketDecoder struct
func NewXXXPacketDecoder(r io.Reader) *XXXPacketDecoder
func (d XXXPacketDecoder)Decode() *NewXXXPacket,error
```