From 973c926bd2991e7e10510f74bf90b6070a93f528 Mon Sep 17 00:00:00 2001
From: root <root@truenas.local>
Date: Thu, 15 Aug 2024 20:10:27 +0100
Subject: Added single script

---
 do_replicate.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 do_replicate.sh

diff --git a/do_replicate.sh b/do_replicate.sh
new file mode 100755
index 0000000..d3b9cbe
--- /dev/null
+++ b/do_replicate.sh
@@ -0,0 +1,17 @@
+#!/bin/sh
+
+DEST_URL=$1
+SRC_POOL=$2
+DEST_POOL=$3
+
+OLD_SNAP=$(ssh root@$DEST_URL "zfs list -t snapshot -o name $DEST_POOL | tail -n1" | cut -d "@" -f2)
+NEW_SNAP=$(zfs list -t snapshot -o name $SRC_POOL | tail -n1 | cut -d "@" -f2)
+
+echo "Old snapshot: '$OLD_SNAP'"
+echo "New snapshot: '$NEW_SNAP'"
+
+if [ "$OLD_SNAP" = "$NEW_SNAP" ]; then
+    echo "Up to date, nothing to do..."
+else
+    zfs send -Rw -I "$SRC_POOL"@"$OLD_SNAP" "$SRC_POOL"@"$NEW_SNAP" -s | pv | ssh root@DEST_URL "zfs recv -Fvdu $DEST_POOL"
+fi
-- 
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