ballerina

Sample Interceptor - Ballerina

The interceptor service is generated using the interceptor service Open API definition and bal openapi command.

bal new <SERVICE_NAME>
bal openapi -i <INTERCEPTOR_SERVICE_OPEN_API> -o <SERVICE_NAME> --mode service

To learn about interceptors and for instructions on how to run it please head over to the home directory of interceptor samples.

Prerequisites

• Docker
• Ballerina Swan Lake Beta 3

Build the sample from source

1. Build the sample interceptor service.

   bal build --cloud=docker cc-sample-xml-interceptor/

   Here, the requestBody is Base64 encoded.

2. Start the interceptor service.

   docker run --name interceptor-bal -p 9081:9081 wso2am/cc-sample-xml-interceptor-ballerina:v1.0.0

3. Test the interceptor service.

   curl https://localhost:9081/api/v1/handle-request \
      -H "content-type: application/json" \
      -H "accept: application/json" \
      -d '{"requestBody": "eyJuYW1lIjoiVGhlIFByaXNvbmVyIn0K"}' \
      --cert ../resources/certs/mg.pem \
      --key ../resources/mg.key \
      --cacert ../resources/certs/interceptor.pem

   Sample response

   {"headersToAdd":{"x-user":"admin"}, "headersToReplace":{"content-type":"application/xml"}, "body":"PG5hbWU+VGhlIFByaXNvbmVyPC9uYW1lPg=="}

   curl https://localhost:9081/api/v1/handle-response \
      -H "content-type: application/json" \
      -H "accept: application/json" \
      -d '{"responseCode": 200}' \
      --cert ../resources/certs/mg.pem \
      --key ../resources/mg.key \
      --cacert ../resources/certs/interceptor.pem

   Sample response

   {"responseCode":201}

4. Remove container

   docker rm -f interceptor-bal