# rabbitmq-trigger-fc-event-springboot help documentation
## Preliminary preparation
### Permission preparation
Using this item, verify that your operational account has the following product permissions/policies:
| Service/Business | Functional Computing |
| -------------------- | ------------------------------------------------------------ |
| Permissions/Policies | AliyunFCFullAccess
AliyunAMQPFullAccess |
### Resource preparation
* For an available RabbitMQ instance, please refer to the official document of Message Queue for RabbitMQ [create resources](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/create-resources).
* Create the [Vhost](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/create-a-vhost) and [Queue](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/create-a-queue) in the details of rabbitmq instance.
# Code & Preview
- [ :smiley_cat:source code](https://github.com/devsapp/)
- In order to successfully deploy this sample code, you need to provide the following parameters during the deployment process:
- Region: You need to configure the region where your Function Compute service needs to be deployed through this parameter. The default value is cn-qingdao (Qingdao).
- The geographic options available to you are:
- cn-beijing (Beijing)
- cn-hangzhou (Hangzhou)
- cn-shanghai (Shanghai)
- cn-qingdao (Qingdao)
- cn-zhangjiakou (Zhangjiakou)
- cn-huhehaote (Hohhot)
- cn-shenzhen (Shenzhen)
- cn-chengdu (Chengdu)
- cn-hongkong (Hongkong)
- ap-southeast-1 (Singapore)
- ap-southeast-2 (Sydney)
- ap-southeast-3 (Kuala Lumpur)
- ap-southeast-5 (Jakarta)
- ap-northeast-1 (Tokyo)
- eu-central-1 (Frankfurt)
- eu-west-1 (London)
- us-west-1 (Silicon Valley)
- us-east-1 (Virginia)
- ap-south-1 (Mumbai)
- Service name: You need to name your Function Compute service. The service name can only contain letters, numbers, underscores and dashes. Cannot start with a number or a dash. The length is between 1-128, the default value is rabbitmq-trigger-quick-start.
- Function name: You need to name your function calculation function. The function name can only contain letters, numbers, underscores and dashes. Cannot start with a number or a dash. The length is between 1-64. The default is rabbitmq-trigger-event-function-springboot.
- Instance ID: You need to specify the instance ID of the RabbitMQ. Please refer to [here](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/create-an-instance) for more details.
- Virtual Host Name: You need to specify the virtual host name of the RabbitMQ. Please refer to [here](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/create-a-vhost) for more details.
- Queue Name: You need to specify the queue name of the RabbitMQ. Please refer to [here](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/create-a-queue) for more details.
## Deployment & Experience
- :fire: via [Serverless Application Center](https://fcnext.console.aliyun.com/applications/create?template=rabbitmq-trigger-fc-event-springboot),
[](https://fcnext.console.aliyun. com/applications/create?template=rabbitmq-trigger-fc-event-springboot) the application.
- Deploy via [Serverless Devs Cli](https://www.serverless-devs.com/serverless-devs/install):
- [Install Serverless Devs Cli Developer Tools](https://www.serverless-devs.com/serverless-devs/install), and perform [Authorization Information Configuration](https://www.serverless-devs.com/ fc/config);
- Initialize the project: `s init rabbitmq-trigger-fc-event-springboot -d rabbitmq-trigger-fc-event-springboot`
- Fill in the parameters described in the above modules
- Enter the project and deploy the project: `cd rabbitmq-trigger-fc-event-springboot && s deploy -y`
- local debugging
- Enter the application project project and execute the following command: `s invoke --event-file event-example/rabbitmq-eventbridge-fc-sample.json`.
- You can view the logs and results after the simulated event triggers the function.
- End-to-end testing
- Send messages to the RabbitMQ instance to trigger the invocation of the function. Please refer to [here](https://www.alibabacloud.com/help/en/message-queue-for-rabbitmq/latest/use-an-sdk-to-send-and-receive-messages) for more details.
# application details
This application is only used for learning and reference. You can carry out secondary development and improvement based on this project to realize your own business logic.
## Developer Community
If you have feedback about bugs or future expectations, you can give feedback and exchange in [Serverless Devs repo Issues](https://github.com/serverless-devs/serverless-devs/issues). If you want to join our discussion group or keep up to date with the latest developments in FC components, you can do so through the following channels:
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WeChat Official Account: `serverless` | WeChat Assistant: `xiaojiangwh` | DingTalk Group:`33947367` |