Enum StorageBackend 

pub enum StorageBackend {
    Local(LocalStorage),
    S3(S3Storage),
    Gcs(GcsStorage),
    Azure(AzureStorage),
}

Storage backend selected via SHAPERAIL_STORAGE_BACKEND env var.

Uses enum dispatch to avoid async trait object complexity.

Variants

Local(LocalStorage)

S3(S3Storage)

Gcs(GcsStorage)

Azure(AzureStorage)

Implementations

impl StorageBackend

pub fn from_name(name: &str) -> Result<Self, StorageError>

Create a storage backend from an explicit backend name.

pub fn from_env() -> Result<Self, StorageError>

Create a storage backend from the SHAPERAIL_STORAGE_BACKEND env var.

Supported values: local, s3, gcs, azure. Defaults to local if not set.

pub async fn upload( &self, path: &str, data: &[u8], mime_type: &str, ) -> Result<FileMetadata, StorageError>

Upload file data to storage under the given path.

pub async fn download(&self, path: &str) -> Result<Vec<u8>, StorageError>

Download file data from storage at the given path.

pub async fn delete(&self, path: &str) -> Result<(), StorageError>

Delete a file from storage at the given path.

pub async fn signed_url( &self, path: &str, expires_secs: u64, ) -> Result<String, StorageError>

Generate a time-limited signed URL for downloading the file.