From c90a6f3b135a4b7c45fe8072f207bb74a14e957c Mon Sep 17 00:00:00 2001
From: Timothy DeHerrera <tim@nrdxp.dev>
Date: Wed, 1 Mar 2023 14:04:47 -0700
Subject: [PATCH] fix: exit properly if db-sync stops

---
 nix/cardano/entrypoints.nix | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/nix/cardano/entrypoints.nix b/nix/cardano/entrypoints.nix
index 0ce6d24dee..8cb130ae07 100644
--- a/nix/cardano/entrypoints.nix
+++ b/nix/cardano/entrypoints.nix
@@ -387,10 +387,18 @@ in {
         while true
         do
           i+=1
+
+          if ! jobs %%; then
+            echo "exiting: db-sync failed" >&2
+            status=$(wait "$pid_to_signal")
+            exit "$status"
+          fi
+
           # renew credentials lease every 2 minutes
           if [[ $(( i % 8 )) -eq 0 ]]; then
             renew_lease
           fi
+
           sleep 15
           echo "Service discovery heartbeat - every 15 seconds" >&2
           original_addr="$PSQL_ADDR0"