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new b4c857e KYLIN-5083, check hdfs service usability for kylin4 on docker
b4c857e is described below
commit b4c857eda293a9a71e4f3e0841e62ef49cbe66c0
Author: Mukvin <boyboys...@163.com>
AuthorDate: Wed Sep 8 15:27:42 2021 +0800
KYLIN-5083, check hdfs service usability for kylin4 on docker
---
docker/dockerfile/standalone/entrypoint.sh | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/docker/dockerfile/standalone/entrypoint.sh
b/docker/dockerfile/standalone/entrypoint.sh
index c7e642a..35e3bf2 100644
--- a/docker/dockerfile/standalone/entrypoint.sh
+++ b/docker/dockerfile/standalone/entrypoint.sh
@@ -63,8 +63,31 @@ mkdir -p ${KYLIN_HOME}/logs
# check hive usability first, this operation will insert one version record
into VERSION table
$KYLIN_HOME/bin/check-hive-usability.sh > ${KYLIN_HOME}/logs/kylin-verbose.log
2>&1
+function check_hdfs_usability() {
+ echo "Checking HDFS's service..."
+ started_hdfs=
+ ((time_left = 60))
+ while ((time_left > 0)); do
+ hdfs dfs -test -d /tmp
+ started_hdfs=$?
+ if [[ $started_hdfs -eq 0 ]]; then
+ break
+ fi
+ sleep 5
+ ((timeLeft -= 5))
+ done
+ if [[ $started_hdfs -eq 0 ]]; then
+ echo "HDFS's service started..."
+ else
+ echo "ERROR: Check HDFS's service failed, please check the status of
your cluster"
+ fi
+}
+
if [ ! -f "/home/admin/first_run" ]
then
+ # check hdfs usability first if hdfs service was not started normally
+ check_hdfs_usability
+
hdfs dfs -mkdir -p /kylin4/spark-history
hdfs dfs -mkdir -p /spark2_jars
hdfs dfs -put -f $SPARK_HOME/jars/* hdfs://localhost:9000/spark2_jars/
