From 7315cced8a87cc7db35c2d59f10b7aeda6466df7 Mon Sep 17 00:00:00 2001
From: dtfiedler <dylan@ar.io>
Date: Wed, 8 May 2024 10:56:58 -0400
Subject: [PATCH] fix(litestream): restore from litestream on startup

---
 litestream/docker-entrypoint.sh | 6 ++++++
 src/config.ts                   | 7 ++++++-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/litestream/docker-entrypoint.sh b/litestream/docker-entrypoint.sh
index 6f9d993..88c4ccb 100644
--- a/litestream/docker-entrypoint.sh
+++ b/litestream/docker-entrypoint.sh
@@ -4,4 +4,10 @@ set -e
 # Update env vars
 ytt --data-values-env TVAL -f /litestream.template.yaml >  /litestream.yml
 
+# restore if needed
+echo "Restoring database from backup..."
+/usr/local/bin/litestream restore -config /litestream.yml $TVAL_LOCAL_DB_PATH/state.db
+/usr/local/bin/litestream restore -config /litestream.yml $TVAL_LOCAL_DB_PATH/contract.db
+
+echo "Starting Litestream for continuous replication..."
 /usr/local/bin/litestream replicate -config /litestream.yml
diff --git a/src/config.ts b/src/config.ts
index d891ba8..3bbb469 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -19,5 +19,10 @@ export const arnsContractTxId =
   'bLAgYxAdX2Ry-nt6aH2ixgvJXbpsEYm28NgJgyqfs-U';
 
 export const prefetchContractTxIds: string[] = process.env.PREFETCH_CONTRACT_IDS
-  ? [arnsContractTxId, ...process.env.PREFETCH_CONTRACT_IDS.split(',')]
+  ? [
+      ...new Set([
+        arnsContractTxId,
+        ...process.env.PREFETCH_CONTRACT_IDS.split(','),
+      ]),
+    ] // filter out any duplicates
   : [arnsContractTxId];