From 28d24497a3433d96ea7e9490b563308efaf0c195 Mon Sep 17 00:00:00 2001
From: Michael Vines <mvines@gmail.com>
Date: Fri, 13 Jul 2018 12:17:39 -0700
Subject: [PATCH] Wait for the leader to initialize before starting the
 validators

---
 ci/refresh-testnet.sh | 18 +++++++++++++++---
 1 file changed, 15 insertions(+), 3 deletions(-)

diff --git a/ci/refresh-testnet.sh b/ci/refresh-testnet.sh
index 2f7fd89cd834ee..5d8f433851a7d9 100755
--- a/ci/refresh-testnet.sh
+++ b/ci/refresh-testnet.sh
@@ -31,7 +31,7 @@ done < <(gcloud compute instances list --filter="labels.testnet-mode=validator"
 
 
 echo "--- Refreshing"
-nodeConfig="mode=leader+drone enable-cuda=1 metrics-config=$SOLANA_METRICS_CONFIG"
+leader=true
 for info in "${vmlist[@]}"; do
   vmName=${info%:*}
   vmZone=${info#*:}
@@ -39,6 +39,11 @@ for info in "${vmlist[@]}"; do
 
   (
     echo "--- Processing $vmName in zone $vmZone"
+    if $leader; then
+      nodeConfig="mode=leader+drone enable-cuda=1 metrics-config=$SOLANA_METRICS_CONFIG"
+    else
+      nodeConfig="mode=validator metrics-config=$SOLANA_METRICS_CONFIG"
+    fi
     cat > "autogen-refresh-$vmName.sh" <<EOF
       set -x
       sudo snap remove solana
@@ -53,10 +58,17 @@ EOF
       --ssh-flag="-o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null -t" \
       --command="bash ./autogen-refresh-$vmName.sh"
   ) > "log-$vmName.txt" 2>&1 &
-  nodeConfig="mode=validator metrics-config=$SOLANA_METRICS_CONFIG"
+
+  if $leader; then
+    echo Waiting for leader...
+    # Wait for the leader to initialize before starting the validators
+    # TODO: Remove this limitation eventually.
+    wait
+  fi
+  leader=false
 done
 
-echo "Waiting..."
+echo Waiting for validators...
 wait
 
 for info in "${vmlist[@]}"; do