fix: clarified Redis connection errors and added Redis dependency to docker-compose files

examples/postgres-compose.yml

@@ -2,6 +2,7 @@ version: '3.7'
 
 x-common-variables: &common-variables
   CHAIN_ID: mainnet
+  REDIS_URL: redis://redis:6379/
   DATABASE_URL: postgres:5432
   DATABASE_USER: postgres
   DATABASE_PASSWORD: password
@@ -29,6 +30,7 @@ services:
       - 8000:8000
     depends_on:
       - postgres
+      - redis
     restart: on-failure
 
   state-indexer:
@@ -45,6 +47,7 @@ services:
       - 8080:8080
     depends_on:
       - postgres
+      - redis
     restart: on-failure
 
   tx-indexer:
@@ -61,6 +64,7 @@ services:
       - 8081:8081
     depends_on:
       - postgres
+      - redis
     restart: on-failure
 
   postgres:
@@ -72,3 +76,9 @@ services:
       POSTGRES_PASSWORD: password
     ports:
       - 5432:5432
+
+  redis:
+    image: redis/redis-stack-server:latest
+    restart: always
+    ports:
+      - 6379:6379

examples/rightsizing-compose.yml

@@ -2,6 +2,7 @@ version: '3.7'
 
 x-common-variables: &common-variables
   CHAIN_ID: mainnet
+  REDIS_URL: redis://redis:6379/
   DATABASE_URL: postgres:5432
   DATABASE_USER: postgres
   DATABASE_PASSWORD: password
@@ -31,6 +32,7 @@ services:
       - 8000:8000
     depends_on:
       - postgres
+      - redis
 
   state-indexer:
     build:
@@ -46,6 +48,7 @@ services:
       - 8080:8080
     depends_on:
       - postgres
+      - redis
     restart: on-failure
 
   tx-indexer:
@@ -57,12 +60,12 @@ services:
     environment:
       <<: *common-variables
       TX_INDEXER_ID: tx-indexer-local
-
     command: [ "from-interruption" ]
     ports:
       - 8081:8081
     depends_on:
       - postgres
+      - redis
     restart: on-failure
 
   postgres:
@@ -74,3 +77,10 @@ services:
       POSTGRES_PASSWORD: password
     ports:
       - 5432:5432
+
+  redis:
+    image: redis/redis-stack-server:latest
+    container_name: redis-stack-server
+    ports:
+      - 6379:6379
+    restart: always

rpc-server/src/main.rs

@@ -44,9 +44,14 @@ async fn main() -> anyhow::Result<()> {
     let blocks_info_by_finality_clone =
         std::sync::Arc::clone(&server_context.blocks_info_by_finality);
     let near_rpc_client_clone = near_rpc_client.clone();
+
     let redis_client = redis::Client::open(rpc_server_config.general.redis_url.clone())?
         .get_connection_manager()
-        .await?;
+        .await
+        .map_err(|err| {
+            tracing::error!("Failed to connect to Redis: {:?}", err);
+            err
+        })?;
     let redis_client_clone = redis_client.clone();
 
     // We need to update final block from Redis and Lake