db: Added ephemeral key functions (#84)

crates/redis_interface/src/commands.rs

@@ -13,7 +13,7 @@ use fred::{
     interfaces::{KeysInterface, StreamsInterface},
     types::{
         Expiration, FromRedis, MultipleIDs, MultipleKeys, MultipleOrderedPairs, MultipleStrings,
-        RedisValue, SetOptions, XReadResponse,
+        RedisMap, RedisValue, SetOptions, XReadResponse,
     },
 };
 use router_env::{tracing, tracing::instrument};
@@ -43,6 +43,18 @@ impl super::RedisConnectionPool {
             .change_context(errors::RedisError::SetFailed)
     }
 
+    pub async fn msetnx<V>(&self, value: V) -> CustomResult<u8, errors::RedisError>
+    where
+        V: TryInto<RedisMap> + Debug,
+        V::Error: Into<fred::error::RedisError>,
+    {
+        self.pool
+            .msetnx::<u8, V>(value)
+            .await
+            .into_report()
+            .change_context(errors::RedisError::SetFailed)
+    }
+
     #[instrument(level = "DEBUG", skip(self))]
     pub async fn serialize_and_set_key<V>(
         &self,

crates/redis_interface/src/lib.rs

@@ -4,6 +4,7 @@ pub mod commands;
 pub mod errors;
 pub mod types;
 
+pub use fred::prelude::*;
 use router_env::logger;
 
 pub use self::{commands::*, types::*};