Help Center> FunctionGraph> Best Practices> Watermarking Images> Adding an Event Source
View PDF

Adding an Event Source

After creating the OBS buckets and function, you can add an event source to the function by creating an OBS trigger. Perform the following procedure:

  1. On the fss_examples_image_watermark page, click the Triggers tab and click Create Trigger.
  2. Select OBS for Trigger Type, and set the trigger information, as shown in Figure 1.

    For Bucket Name, select hugb-bucket-input created in Creating OBS Buckets.

    For Events, select Put and Post.
    Figure 1 Creating an OBS trigger

  3. Click OK. The trigger is created, as shown in Figure 2.

    Figure 2 OBS trigger

    After the OBS trigger is created, when an image is uploaded or updated to bucket hugb-bucket-input, an event is generated to trigger the function.

Parent topic: Watermarking Images