From 0ccac9b790ddea80aeecbf1732dabe05667f3d4a Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Mon, 1 Feb 2021 17:35:16 -0800
Subject: [PATCH] Sanity check that the RPC endpoint is healthy before
 performing too much work

---
 stake-o-matic/src/main.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/stake-o-matic/src/main.rs b/stake-o-matic/src/main.rs
index 1171245c67..7355e2043d 100644
--- a/stake-o-matic/src/main.rs
+++ b/stake-o-matic/src/main.rs
@@ -646,6 +646,12 @@ fn main() -> Result<(), Box<dyn error::Error>> {
         process::exit(1);
     }
 
+    // Sanity check that the RPC endpoint is healthy before performing too much work
+    rpc_client.get_health().unwrap_or_else(|err| {
+        error!("RPC endpoint is unhealthy: {:?}", err);
+        process::exit(1);
+    });
+
     let source_stake_balance = validate_source_stake_account(&rpc_client, &config)?;
 
     let epoch_info = rpc_client.get_epoch_info()?;