Using a Timer Trigger

Prerequisites

Creating a Timer Trigger

1. Log in to the FunctionGraph console, and choose Functions > Function List in the navigation pane.
2. Click the HelloWorld function.
3. Choose Configuration > Triggers and click Create Trigger.
4. Set the following parameters:
   • Trigger Type: Select Timer.
   • Timer Name: Enter a timer name, for example, Timer.
   • Rule: Set a fixed rate or a cron expression.
     • Fixed rate: The function is triggered at a fixed rate of minutes, hours, or days. You can set a fixed rate from 1 to 60 minutes, 1 to 24 hours, or 1 to 30 days.
     • Cron expression: The function is triggered based on a complex rule. For example, you can set a function to be executed at 08:30:00 from Monday to Friday. For more information, see Cron Expression for a Function Timer Trigger.
   • Enable Trigger: Choose whether to enable the timer trigger.
   • Additional Information: The additional information you configure will be put into the user_event field of the timer event source. For details, see Supported Event Sources.

5. Click OK.

Viewing the Execution Result

1. Log in to the FunctionGraph console, and choose Functions > Function List in the navigation pane.
2. Click the HelloWorld function.
3. On the function details page, choose Monitoring > Logs to view function logs.