Automatically select the ACTIVE HDFS NODE for Impala cluster, in all "copyDataToImpalaCluster.sh" scripts.

This commit is contained in:
Lampros Smyrnaios 2024-03-26 13:01:12 +02:00
parent 92cc27e7eb
commit bc8c97182d
3 changed files with 40 additions and 6 deletions

View File

@ -8,12 +8,24 @@ fi
export HADOOP_USER_NAME=$2
IMPALA_HDFS_NODE=''
if hdfs dfs -test -e hdfs://impala-cluster-mn1.openaire.eu >/dev/null 2>&1; then
IMPALA_HDFS_NODE='hdfs://impala-cluster-mn1.openaire.eu:8020'
elif hdfs dfs -test -e hdfs://impala-cluster-mn2.openaire.eu >/dev/null 2>&1; then
IMPALA_HDFS_NODE='hdfs://impala-cluster-mn2.openaire.eu:8020'
else
echo -e "\n\nPROBLEM WHEN SETTING THE HDFS-NODE FOR IMPALA CLUSTER!\n\n"
exit 1
fi
echo "Active IMPALA HDFS Node: ${IMPALA_HDFS_NODE}"
function copydb() {
db=$1
FILE=("hive_wf_tmp_"$RANDOM)
hdfs dfs -mkdir hdfs://impala-cluster-mn1.openaire.eu:8020/tmp/$FILE/
hdfs dfs -mkdir ${IMPALA_HDFS_NODE}/tmp/$FILE/
# change ownership to impala
# hdfs dfs -conf /etc/impala_cluster/hdfs-site.xml -chmod -R 777 /tmp/$FILE/${db}.db
@ -22,7 +34,7 @@ function copydb() {
# copy the databases from ocean to impala
echo "copying $db"
hadoop distcp -Dmapreduce.map.memory.mb=6144 -pb hdfs://nameservice1/user/hive/warehouse/${db}.db hdfs://impala-cluster-mn1.openaire.eu:8020/tmp/$FILE/
hadoop distcp -Dmapreduce.map.memory.mb=6144 -pb hdfs://nameservice1/user/hive/warehouse/${db}.db ${IMPALA_HDFS_NODE}/tmp/$FILE/
hdfs dfs -conf /etc/impala_cluster/hdfs-site.xml -chmod -R 777 /tmp/$FILE/${db}.db

View File

@ -8,11 +8,22 @@ fi
export HADOOP_USER_NAME=$2
IMPALA_HDFS_NODE=''
if hdfs dfs -test -e hdfs://impala-cluster-mn1.openaire.eu >/dev/null 2>&1; then
IMPALA_HDFS_NODE='hdfs://impala-cluster-mn1.openaire.eu:8020'
elif hdfs dfs -test -e hdfs://impala-cluster-mn2.openaire.eu >/dev/null 2>&1; then
IMPALA_HDFS_NODE='hdfs://impala-cluster-mn2.openaire.eu:8020'
else
echo -e "\n\nPROBLEM WHEN SETTING THE HDFS-NODE FOR IMPALA CLUSTER!\n\n"
exit 1
fi
echo "Active IMPALA HDFS Node: ${IMPALA_HDFS_NODE}"
function copydb() {
db=$1
FILE=("hive_wf_tmp_"$RANDOM)
hdfs dfs -mkdir hdfs://impala-cluster-mn1.openaire.eu:8020/tmp/$FILE/
hdfs dfs -mkdir ${IMPALA_HDFS_NODE}/tmp/$FILE/
# change ownership to impala
# hdfs dfs -conf /etc/impala_cluster/hdfs-site.xml -chmod -R 777 /tmp/$FILE/${db}.db
@ -21,7 +32,7 @@ function copydb() {
# copy the databases from ocean to impala
echo "copying $db"
hadoop distcp -Dmapreduce.map.memory.mb=6144 -pb hdfs://nameservice1/user/hive/warehouse/${db}.db hdfs://impala-cluster-mn1.openaire.eu:8020/tmp/$FILE/
hadoop distcp -Dmapreduce.map.memory.mb=6144 -pb hdfs://nameservice1/user/hive/warehouse/${db}.db ${IMPALA_HDFS_NODE}/tmp/$FILE/
hdfs dfs -conf /etc/impala_cluster/hdfs-site.xml -chmod -R 777 /tmp/$FILE/${db}.db

View File

@ -8,6 +8,17 @@ fi
#export HADOOP_USER_NAME=$2
IMPALA_HDFS_NODE=''
if hdfs dfs -test -e hdfs://impala-cluster-mn1.openaire.eu >/dev/null 2>&1; then
IMPALA_HDFS_NODE='hdfs://impala-cluster-mn1.openaire.eu:8020'
elif hdfs dfs -test -e hdfs://impala-cluster-mn2.openaire.eu >/dev/null 2>&1; then
IMPALA_HDFS_NODE='hdfs://impala-cluster-mn2.openaire.eu:8020'
else
echo -e "\n\nPROBLEM WHEN SETTING THE HDFS-NODE FOR IMPALA CLUSTER!\n\n"
exit 1
fi
echo "Active IMPALA HDFS Node: ${IMPALA_HDFS_NODE}"
function copydb() {
export HADOOP_USER="dimitris.pierrakos"
@ -15,7 +26,7 @@ function copydb() {
db=$1
FILE=("hive_wf_tmp_"$RANDOM)
hdfs dfs -mkdir hdfs://impala-cluster-mn1.openaire.eu:8020/tmp/$FILE/
hdfs dfs -mkdir ${IMPALA_HDFS_NODE}/tmp/$FILE
# change ownership to impala
# hdfs dfs -conf /etc/impala_cluster/hdfs-site.xml -chmod -R 777 /tmp/$FILE/${db}.db
@ -24,7 +35,7 @@ function copydb() {
# copy the databases from ocean to impala
echo "copying $db"
hadoop distcp -Dmapreduce.map.memory.mb=6144 -pb hdfs://nameservice1/user/hive/warehouse/${db}.db hdfs://impala-cluster-mn1.openaire.eu:8020/tmp/$FILE/
hadoop distcp -Dmapreduce.map.memory.mb=6144 -pb hdfs://nameservice1/user/hive/warehouse/${db}.db ${IMPALA_HDFS_NODE}/tmp/$FILE/
hdfs dfs -conf /etc/impala_cluster/hdfs-site.xml -chmod -R 777 /tmp/$FILE/${db}.db