Serverless Boilerplate - OpenWhisk - Go
Make sure serverless is installed. See installation guide.
You will also need to set up your OpenWhisk account credentials using environment variables or a configuration file. Please see the this guide for more information.
1. Install Project Dependencies
npm install in this directory to download the modules from package.json.
2. Compile Go Binary
$ env CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -ldflags '-s -w -extldflags "-static"' handler.go
3. Deploy
serverless deploy or sls deploy. sls is shorthand for the Serverless CLI command
Serverless: Packaging service...
Serverless: Compiling Functions...
Serverless: Compiling API Gateway definitions...
Serverless: Compiling Rules...
Serverless: Compiling Triggers & Feeds...
Serverless: Deploying Functions...
Serverless: Deployment successful!
Service Information
platform: openwhisk.ng.bluemix.net
namespace: _
service: go-service
actions:
go-service-dev-greeting
4. Invoke deployed function
serverless invoke --function greeting or serverless invoke -f greeting
-f is shorthand for --function
In your terminal window you should see the response from Apache OpenWhisk
$ serverless invoke -f greeting
{
"msg": "Hello stranger!"
}
$ serverless invoke -f greeting -d '{"name": "James"}'
{
"msg": "Hello James!"
}
For more information on the Serverless OpenWhisk plugin, please see the project repository: https://serverless.com/framework/docs/providers/openwhisk/guide/credentials/.