OpenWhisk | Scheduled Cron Example

This example demonstrates scheduling a cron job.

Clone This Example

Step #1 - npm install serverless -g
Step #2 - serverless install -u https://github.com/serverless/examples/tree/master/openwhisk-swift-scheduled-cron -n  openwhisk-swift-scheduled-cron

Serverless Boilerplate - OpenWhisk - Swift

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. Deploy

serverless deploy or sls deploy. sls is shorthand for the Serverless CLI command

$ serverless deploy
Serverless: Packaging service...
Serverless: Compiling Functions...
Serverless: Compiling API Gateway definitions...
Serverless: Compiling Rules...
Serverless: Compiling Triggers & Feeds...
Serverless: Deploying Functions...
Serverless: Deploying Triggers...
Serverless: Binding Feeds To Triggers...
Serverless: Deploying Rules...
Serverless: Deployment successful!

Service Information
platform:   openwhisk.ng.bluemix.net
namespace:  _
service:    swift_service

actions:
swift_service-dev-cron

triggers:
swift_service_cron_schedule_trigger

rules:
swift_service_cron_schedule_rule

3. Monitor function logs

After sixty seconds the function should be executed and you can review the logging output using serverless logs --function cron or serverless logs -f cron

$ serverless logs -f cron
activation (96d31322bab24cf1940e7b05b428ee34):
2028 17:47:05.084 Compiling
2028 17:47:06.943 swiftc status is 0
2028 17:47:06.943 Linking
2028 17:47:07.073 Swift function (/james.thomas@uk.ibm.com_dev/swift_service-dev-cron) was called @ 2028 16:47:07

For more information on the Serverless OpenWhisk plugin, please see the project repository: https://serverless.com/framework/docs/providers/openwhisk/guide/credentials/.

view on Github

Latest commit b2f54ec on Sep 24, 2017

New to serverless?

To get started, pop open your terminal & run:

npm install serverless -g