Initial commit

1 files changed, 26 insertions, 0 deletions

diff --git a/src/server/storage/backend.rs b/src/server/storage/backend.rs
new file mode 100644
index 0000000..8ae62b4
--- /dev/null
+++ b/src/server/storage/backend.rs
@@ -0,0 +1,26 @@
+pub mod disk;
+
+use super::Result;
+use crate::server::blobref::BlobRef;
+
+pub fn factory<'a, T: StorageBackend>(config: &T::Config) -> impl Fn(&'a str) -> T + '_ {
+    |bucket: &str| T::new(bucket, config)
+}
+
+pub trait StorageBackend: Iterator {
+    type Config;
+
+    fn new(bucket: &str, config: &Self::Config) -> Self;
+
+    fn put(&self, data: &[u8]) -> Result<BlobRef>;
+
+    fn get(&self, blobref: &BlobRef) -> Result<Option<Vec<u8>>>;
+
+    fn exists(&self, blobref: &BlobRef) -> bool {
+        if let Ok(Some(_)) = self.get(blobref) {
+            return true;
+        }
+
+        false
+    }
+}