A GitHub webhook (often referred to simply as a "GitHub hook") is a mechanism that allows GitHub to notify external services or systems when certain events occur within a repository. These events can include actions such as pushing new code, creating a new issue, opening a pull request, and more.
Webhooks are useful for integrating GitHub repositories with external tools, services, or automation workflows. Instead of constantly polling GitHub for changes, which can be inefficient and resource-intensive, webhooks enable a more event-driven approach. When a specified event occurs in a repository, GitHub sends an HTTP POST payload to a predefined URL (endpoint) associated with the webhook.
Steps to create gitwebhook
- Access Repository Settings:Navigate to the main page of your GitHub repository.Click on the "Settings" tab, usually located on the right side of the repository page.
- Webhooks Section:In the left sidebar, click on "Webhooks."Click on the "Add webhook" or "New webhook" button.
- Configure Webhook:Provide the Payload URL: This is the URL where GitHub will send the HTTP POST payload. This URL should be the endpoint of the service or system that will handle the webhook events.Choose the Content type: Typically, you'll use application/json as the content type.Secret (Optional): You can optionally provide a secret to secure the communication between GitHub and your server. This secret is used to create a hash signature for the payload.
- Select Events:Choose the events that should trigger the webhook. Common events include push events, pull request events, issues events, etc.
- Active Status:Make sure the webhook is set to be active.
- Add Webhook:Click on the "Add webhook" or "Create webhook" button to save your webhook configuration.
- Test the Webhook (Optional):After creating the webhook, you may want to test it to ensure that GitHub can successfully send payloads to your specified endpoint.
- Review Webhooks:After creation, you'll see the webhook listed in the "Webhooks" section. Here, you can view recent deliveries, redeliver payloads, or update the webhook configuration if needed.