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-rw-r--r--src/main/docker/scripts/zookeeper-ready.sh20
1 files changed, 2 insertions, 18 deletions
diff --git a/src/main/docker/scripts/zookeeper-ready.sh b/src/main/docker/scripts/zookeeper-ready.sh
index 2a27252..fd4ea5a 100644
--- a/src/main/docker/scripts/zookeeper-ready.sh
+++ b/src/main/docker/scripts/zookeeper-ready.sh
@@ -1,23 +1,7 @@
#!/usr/bin/env bash
-# Copyright 2017 The Kubernetes Authors.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-# http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-# zkOk.sh uses the ruok ZooKeeper four letter work to determine if the instance
-# is health. The $? variable will be set to 0 if server responds that it is
-# healthy, or 1 if the server fails to respond.
-
-OK=$(echo ruok | nc 127.0.0.1 $1)
+ZK_CLIENT_PORT=${ZK_CLIENT_PORT:-2181}
+OK=$(echo ruok | nc 127.0.0.1 $ZK_CLIENT_PORT)
if [ "$OK" == "imok" ]; then
exit 0
else