Add rate limiting

geneit_backend/src/app_config.rs

@@ -35,6 +35,26 @@ pub struct AppConfig {
     /// PostgreSQL database name
     #[clap(long, env, default_value = "geneit")]
     db_name: String,
+
+    /// Redis connection hostname
+    #[clap(long, env, default_value = "localhost")]
+    redis_hostname: String,
+
+    /// Redis connection port
+    #[clap(long, env, default_value_t = 6379)]
+    redis_port: u16,
+
+    /// Redis database number
+    #[clap(long, env, default_value_t = 0)]
+    redis_db_number: i64,
+
+    /// Redis username
+    #[clap(long, env)]
+    redis_username: Option<String>,
+
+    /// Redis password
+    #[clap(long, env, default_value = "secretredis")]
+    redis_password: String,
 }
 
 lazy_static::lazy_static! {
@@ -56,4 +76,16 @@ impl AppConfig {
             self.db_username, self.db_password, self.db_host, self.db_port, self.db_name
         )
     }
+
+    /// Get Redis connection configuration
+    pub fn redis_connection_config(&self) -> redis::ConnectionInfo {
+        redis::ConnectionInfo {
+            addr: redis::ConnectionAddr::Tcp(self.redis_hostname.clone(), self.redis_port),
+            redis: redis::RedisConnectionInfo {
+                db: self.redis_db_number,
+                username: self.redis_username.clone(),
+                password: Some(self.redis_password.clone()),
+            },
+        }
+    }
 }