https://github.com/picosh/pubsub

A generic pubsub implementation for Go
https://github.com/picosh/pubsub

Last synced: 2 months ago
JSON representation

A generic pubsub implementation for Go

• Host: GitHub
• URL: https://github.com/picosh/pubsub
• Owner: picosh
• License: mit
• Created: 2024-08-30T04:14:32.000Z (8 months ago)
• Default Branch: main
• Last Pushed: 2024-11-12T16:24:45.000Z (6 months ago)
• Last Synced: 2024-11-12T17:28:44.998Z (6 months ago)
• Language: Go
• Homepage: https://pipe.pico.sh
• Size: 98.6 KB
• Stars: 26
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

Awesome Lists containing this project

• awesome-repositories - picosh/pubsub - A generic pubsub implementation for Go (Go)

README

        
# pubsub

A generic pubsub implementation for Go.

```go

package main

import (

	"bytes"

	"context"

	"fmt"

	"log/slog"

	"github.com/picosh/pubsub"

)

func main() {

	ctx := context.TODO()

	logger := slog.Default()

	broker := pubsub.NewMulticast(logger)

	chann := []*pubsub.Channel{

		pubsub.NewChannel("my-topic"),

	}

	go func() {

		writer := bytes.NewBufferString("my data")

		_ = broker.Pub(ctx, "pubID", writer, chann, false)

	}()

	reader := bytes.NewBufferString("")

	_ = broker.Sub(ctx, "subID", reader, chann, false)

	// result

	fmt.Println("data from pub:", reader)

}

```

## pubsub over ssh

The simplest pubsub system for everyday automation needs.

Using `wish` we can integrate our pubsub system into an SSH app.

[![asciicast](https://asciinema.org/a/674287.svg)](https://asciinema.org/a/674287)

```bash

# term 1

mkdir ./ssh_data

cat ~/.ssh/id_ed25519 ./ssh_data/authorized_keys

go run ./cmd/example

# term 2

ssh -p 2222 localhost sub xyz

# term 3

echo "hello world" | ssh -p 2222 localhost pub xyz

```