From 6eac744a052f3dd897800f2a67aff8a4631d9eaa Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Mon, 2 Jul 2018 10:54:35 -0700
Subject: [PATCH] Only rsync leader.json once

---
 multinode-demo/wallet.sh | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/multinode-demo/wallet.sh b/multinode-demo/wallet.sh
index 3dccad95f1..15da51ca5d 100755
--- a/multinode-demo/wallet.sh
+++ b/multinode-demo/wallet.sh
@@ -13,15 +13,18 @@ shift
 
 rsync_leader_url=$(rsync_url "$leader")
 
-set -ex
+set -e
 mkdir -p $SOLANA_CONFIG_DIR
-rsync -vPz "$rsync_leader_url"/config/leader.json $SOLANA_CONFIG_DIR/
+if [[ ! -r $SOLANA_CONFIG_DIR/leader.json ]]; then
+  rsync -vPz "$rsync_leader_url"/config/leader.json $SOLANA_CONFIG_DIR/
+fi
 
 client_json=$SOLANA_CONFIG_DIR/client.json
 if [[ ! -r $client_json ]]; then
   $solana_mint <<<0 > $client_json
 fi
 
+set -x
 # shellcheck disable=SC2086 # $solana_wallet should not be quoted
 exec $solana_wallet \
   -l $SOLANA_CONFIG_DIR/leader.json -m $client_json "$@"