From f688392619852b6fc4d9c223558e240622ffb5d2 Mon Sep 17 00:00:00 2001
From: Cui dapeng <cclient@hotmail.com>
Date: Mon, 17 Jul 2017 19:25:53 +0800
Subject: [PATCH] fix add repetition node bug

when  'docker restart' it will add repetition node  to slaves

rm /etc/machines and $HADOOP_HOME/etc/hadoop/slaves at docker entrypoint
---
 cluster/cluster.sh | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cluster/cluster.sh b/cluster/cluster.sh
index dab5015..dba125e 100644
--- a/cluster/cluster.sh
+++ b/cluster/cluster.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
 nodesSSH(){
+  rm -f /etc/machines
   for i in `seq $((NODES))`
   do
     echo "Configuring SSH ${HOSTNODE}$i"
@@ -13,6 +14,7 @@ nodesSSH(){
 }; nodesSSH
 
 confFiles(){
+  rm -f $HADOOP_HOME/etc/hadoop/slaves
   echo $HOSTNAME >$HADOOP_HOME/etc/hadoop/slaves
   cat /etc/machines >>$HADOOP_HOME/etc/hadoop/slaves
   cat /etc/machines >>$SPARK_HOME/conf/slaves