feat(drainer): added drainer which reads from redis stream and executes queries on DB (#142)

crates/drainer/src/main.rs

@@ -0,0 +1,20 @@
+use drainer::{errors::DrainerResult, start_drainer};
+use router::configs::settings;
+use structopt::StructOpt;
+
+#[tokio::main]
+async fn main() -> DrainerResult<()> {
+    // Get configuration
+    let cmd_line = settings::CmdLineConf::from_args();
+    let conf = settings::Settings::with_config_path(cmd_line.config_path).unwrap();
+
+    let store = router::services::Store::new(&conf, false).await;
+    let store = std::sync::Arc::new(store);
+
+    let number_of_drainers = conf.drainer.num_partitions;
+    let max_read_count = conf.drainer.max_read_count;
+
+    start_drainer(store, number_of_drainers, max_read_count).await?;
+
+    Ok(())
+}