https://github.com/udhos/refresh

refresh delivers Spring Cloud Config Bus refresh notifications to Go applications
https://github.com/udhos/refresh

amqp go golang rabbitmq spring springcloudbus

Last synced: about 3 hours ago
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refresh delivers Spring Cloud Config Bus refresh notifications to Go applications

• Host: GitHub
• URL: https://github.com/udhos/refresh
• Owner: udhos
• License: mit
• Created: 2023-10-28T19:13:26.000Z (about 1 year ago)
• Default Branch: main
• Last Pushed: 2024-10-24T03:02:46.000Z (25 days ago)
• Last Synced: 2024-10-24T19:58:34.689Z (24 days ago)
• Topics: amqp, go, golang, rabbitmq, spring, springcloudbus
• Language: Go
• Homepage:
• Size: 29.3 KB
• Stars: 0
• Watchers: 2
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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# refresh

[refresh](https://github.com/udhos/refresh) delivers [Spring Cloud Config Bus](https://www.baeldung.com/spring-cloud-bus) refresh notifications to Go applications.

# Usage

See example: [examples/refresh-example/main.go](examples/refresh-example/main.go)

    import "github.com/udhos/refresh/refresh"

    amqpURL := "amqp://guest:guest@rabbitmq:5672/"

    me := filepath.Base(os.Args[0])

    debug := true

    // "#" means receive notification for all applications

    refresher := refresh.New(amqpURL, me, []string{"#"}, debug, nil)

    for app := range refresher.C {

        log.Printf("refresh: received notification for application='%s'", app)

    }

# Test

1. Run ./run-local-rabbit.sh

2. Run refresh-example

Build and run:

    go install ./examples/refresh-example

    refresh-example

3. Post a message

Open http://localhost:15672/

Login with guest:guest

Open exchange springCloudBus: http://localhost:15672/#/exchanges/%2F/springCloudBus

Expand "Publish message".

Publish a sample message like this:

    {

        "type": "RefreshRemoteApplicationEvent",

        "timestamp": 1649804650957,

        "originService": "config-server:0:0a36277496365ee8621ae8f3ce7032ce",

        "destinationService": "refresh-example:**",

        "id": "5a4cb501-652a-4ae2-9d3e-279e1d2a2169"

    }

Check the logs for refresh-example application.