Medplum

// SPDX-FileCopyrightText: Copyright Orangebot, Inc. and Medplum contributors // SPDX-License-Identifier: Apache-2.0 import type { Binary } from '@medplum/fhirtypes'; import { S3Storage } from '../cloud/aws/storage'; import { AzureBlobStorage } from '../cloud/azure/storage'; import { GoogleCloudStorage } from '../cloud/gcp/storage'; import { getConfig } from '../config/loader'; import { FileSystemStorage } from './filesystem'; import { generatePresignedUrl } from './presign'; import type { BinaryStorage } from './types'; let binaryStorage: BinaryStorage | undefined = undefined; export function initBinaryStorage(type?: string): void { if (type?.startsWith('s3:')) { binaryStorage = new S3Storage(type.replace('s3:', '')); } else if (type?.startsWith('azure:')) { binaryStorage = new AzureBlobStorage(type.replace('azure:', '')); } else if (type?.startsWith('file:')) { binaryStorage = new FileSystemStorage(type.replace('file:', '')); } else if (type?.startsWith('gs:')) { binaryStorage = new GoogleCloudStorage(type.replace('gs:', '')); } else { binaryStorage = undefined; } } export function getBinaryStorage(): BinaryStorage { if (!binaryStorage) { throw new Error('Binary storage not initialized'); } return binaryStorage; } export async function getPresignedUrl(binary: Binary): Promise<string> { const config = getConfig(); if (config.storageBaseUrl.startsWith(config.baseUrl)) { // If the storage base URL is the same as the FHIR base URL, generate a presigned URL // This URL will be handled by the built-in storage handler // See packages/server/src/storage/routes.ts return generatePresignedUrl(binary); } else { // Otherwise, return the presigned URL from the storage backend // This URL will be handled by the storage backend (e.g., S3, Azure Blob Storage, etc.) return getBinaryStorage().getPresignedUrl(binary); } }