AlistGo/alist · error

failed to generate source SAS URL: %w

Error message

failed to generate source SAS URL: %w

What it means

Error "failed to generate source SAS URL: %w" thrown in AlistGo/alist.

Source

Thrown at drivers/azure_blob/util.go:212

func (d *AzureBlob) deleteFile(ctx context.Context, path string, isDir bool) error {
	blobClient := d.containerClient.NewBlobClient(path)
	_, err := blobClient.Delete(ctx, nil)
	if err != nil && !(isDir && isNotFoundError(err)) {
		return err
	}
	return nil
}

// copyFile copies a single blob from source path to destination path
func (d *AzureBlob) copyFile(ctx context.Context, srcPath, dstPath string) error {
	srcBlob := d.containerClient.NewBlobClient(srcPath)
	dstBlob := d.containerClient.NewBlobClient(dstPath)

	// Use configured expiration time for SAS URL
	expireDuration := time.Hour * time.Duration(d.SignURLExpire)
	srcURL, err := srcBlob.GetSASURL(sas.BlobPermissions{Read: true}, time.Now().Add(expireDuration), nil)
	if err != nil {
		return fmt.Errorf("failed to generate source SAS URL: %w", err)
	}

	_, err = dstBlob.StartCopyFromURL(ctx, srcURL, nil)
	return err

}

// createContainerIfNotExists - Create container if not exists
// Clean up commented code
func (d *AzureBlob) createContainerIfNotExists(ctx context.Context, containerName string) error {
	serviceClient := d.client.ServiceClient()
	containerClient := serviceClient.NewContainerClient(containerName)

	var options = service.CreateContainerOptions{}
	_, err := containerClient.Create(ctx, &options)
	if err != nil {
		var responseErr *azcore.ResponseError
		if errors.As(err, &responseErr) && responseErr.ErrorCode != "ContainerAlreadyExists" {

View on GitHub (pinned to 843d9dc814)

Solutions

1. Inspect the underlying error details in the message, fix the indicated cause (credentials, network, or provider-side failure), and retry.

When it happens

Trigger: Thrown at drivers/azure_blob/util.go:212 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of AlistGo/alist@843d9dc814 (2026-08-15). Data as JSON: /api/errors/d3904f08d58db1b6. Report an issue: GitHub.