/helidon-ocifunction-mp

Helidon Quickstart MP sample that invokes another function using the OCI Java SDK

Primary LanguageJava

Helidon MP example that invokes an Oracle Function

Sample Helidon MP project that includes Oracle Function integration using OCI java sdk.

Configure environment

Create/deploy a sample hello world Oracle Function by following steps provided in the Functions QuickStart Guides.

Configure microprofile config

Configure oci function related parameters in src/main/resources/META-INF/microprofile-config.properties:

  • oci.auth.profile - Profile name of the OCI authentication parameters in ~/.oci/config that will be used to access the Oracle Function resource
  • oci.function.id - OCID of the Oracle function deployed from the previous step. This information can be retrieved from OCI console by navigating to the deployed function.

Build and run

With JDK11+

mvn package
java -jar target/helidon-ocifunction-mp.jar

Exercise the application

The goal of this application is to return the message response from the hello-world Function invocation in the format "Hello, [name]!", where name is the payload of the function and is provided after http://localhost:8080/greet/ url endpoint. If there is no payload provided, name will default to world.

  • No custom name, will default to "world" 
    curl -X GET http://localhost:8080/greet
{"oracle-function-message":"Hello, world!"}
  • Provide custom name 
    curl -X GET http://localhost:8080/greet/Joe
{"oracle-function-message":"Hello, Joe!"}