JavaScript: Create a signed URL

Creates a signed URL. Use a signed URL to share a file for a fixed amount of time.

• RLS policy permissions required:
  • buckets table permissions: none
  • objects table permissions: select
• Refer to the Storage guide on how access control works

Parameters

• path

  (Required)

  The file path, including the current file name. For example `folder/image.png`.

• expiresIn

  (Required)

  The number of seconds until the signed URL expires. For example, `60` for a URL which is valid for one minute.

• options

  (Optional)

Examples

Create Signed URL

const { data, error } = await supabase .storage .from('avatars') .createSignedUrl('folder/avatar1.png', 60) 

Create a signed URL for an asset with transformations

const { data } = await supabase .storage .from('avatars') .createSignedUrl('folder/avatar1.png', 60, { transform: { width: 100, height: 100, } }) 

Create a signed URL which triggers the download of the asset

const { data } = await supabase .storage .from('avatars') .createSignedUrl('folder/avatar1.png', 60, { download: true, })