https://github.com/magnuschase03/pubsubgo

This is a simple pub/sub service written in Go.
https://github.com/magnuschase03/pubsubgo

go pubsub

Last synced: 7 days ago
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This is a simple pub/sub service written in Go.

• Host: GitHub
• URL: https://github.com/magnuschase03/pubsubgo
• Owner: MagnusChase03
• License: gpl-3.0
• Created: 2024-08-01T19:42:56.000Z (5 months ago)
• Default Branch: main
• Last Pushed: 2024-08-04T12:52:42.000Z (5 months ago)
• Last Synced: 2024-11-02T13:42:11.303Z (about 2 months ago)
• Topics: go, pubsub
• Language: Go
• Homepage:
• Size: 18.6 KB
• Stars: 1
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

        
# PubSubGo

**This is a simple pub/sub service written in Go.**

## Usage

To run the example utilization:

```

$ go run main.go

```

## API

To utilize as a library, here is the documentation:

**Structs**

- Publisher

    - NewPublisher

    - Subscribe

    - Unsubscribe

    - Publish

- Subsciber

    - NewSubscriber

    - AddTopic

    - RemoveTopic

    - Signal

    - Listen

### Publisher

A publisher is responsible for sending messages to those subscribed to topics.

```go

type Publisher struct {

    Id int

    Subscribers map[int]*Subscriber

    Topics map[string]map[int]*Subscriber 

    Mutex sync.RWMutex

}

```

### NewPublisher(id int) *Publisher

Returns a new publisher with given ID.

### Subscribe(s *Subscriber, topic string)

Subscribes the subscriber to recieve messages from given topic.

### Unsubscribe(s *Subscriber, topic string)

Unsubscribes the subscriber from a given topic.

### Publish(topic string, message string)

Sends out a given message to all subscribers in a given topic.

### Subscriber

A subscriber is responsible for handling incoming messages from subscribed topics.

```go

type Subscriber struct {

    Id int

    Messages chan *Message

    Topics map[string]bool

    Active bool

    Mutex sync.RWMutex

}

```

### NewSubscriber(id int) *Subscriber

Returns a new subscriber with given ID.

### AddTopic(topic string)

Marks a topic as being subscriber to.

### RemoveTopic(topic string)

Marks a topic as not subscribed to.

### Signal(message *Message)

Adds a new message to the queue of messages to be processed.

### Listen()

Continously processes new messages in the queue.