feat: adding secret get_effective_at method host implementation

crates/secret/src/lib.rs

@@ -3,6 +3,7 @@ use reactor::gcore::fastedge::secret;
 
 pub trait SecretStrategy {
     fn get(&self, key: String) -> anyhow::Result<Option<Vec<u8>>>;
+    fn get_effective_at(&self, key: String, at: u64) -> anyhow::Result<Option<Vec<u8>>>;
 }
 
 #[derive(Clone)]
@@ -25,6 +26,21 @@ impl<T: SecretStrategy + Send> secret::Host for Secret<T> {
             }
         })
     }
+
+    async fn get_effective_at(
+        &mut self,
+        key: String,
+        at: u32,
+    ) -> wasmtime::Result<Result<Option<String>, secret::Error>> {
+        Ok(match self.strategy.get_effective_at(key, at as u64) {
+            Ok(None) => Ok(None),
+            Ok(Some(plaintext)) => Ok(Some(String::from_utf8(plaintext)?)),
+            Err(error) => {
+                tracing::error!(cause=?error, "decryption error");
+                Err(secret::Error::DecryptError)
+            }
+        })
+    }
 }
 
 impl<T: SecretStrategy> Secret<T> {

src/secret.rs

@@ -11,6 +11,10 @@ impl SecretStrategy for SecretImpl {
     fn get(&self, key: String) -> anyhow::Result<Option<Vec<u8>>> {
         Ok(self.inner.get(&key).map(|v| v.as_bytes().to_vec()))
     }
+
+    fn get_effective_at(&self, key: String, _at: u64) -> anyhow::Result<Option<Vec<u8>>> {
+        Ok(self.inner.get(&key).map(|v| v.as_bytes().to_vec()))
+    }
 }
 
 impl Deref for SecretImpl {