MAPREDUCE-3081. Fix vaidya startup script. Contributed by Suhas

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1176563 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Giridharan Kesavan 2011-09-27 19:43:01 +00:00
parent a865e684c0
commit 1e43d00f25
2 changed files with 69 additions and 6 deletions

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@ -1,5 +1,7 @@
Hadoop MapReduce Change Log Hadoop MapReduce Change Log
MAPREDUCE-3081. Fix vaidya startup script. (gkesavan via suhas).
Release 0.23.0 - Unreleased Release 0.23.0 - Unreleased
INCOMPATIBLE CHANGES INCOMPATIBLE CHANGES

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@ -31,17 +31,78 @@ script=`basename "$this"`
bin=`cd "$bin"; pwd` bin=`cd "$bin"; pwd`
this="$bin/$script" this="$bin/$script"
# Check if HADOOP_PREFIX AND JAVA_HOME is set. # Check if HADOOP_HOME AND JAVA_HOME is set.
if [ -z $HADOOP_PREFIX ] ; then if [ -z "$HADOOP_HOME" ] && [ -z "$HADOOP_PREFIX" ] ; then
echo "HADOOP_PREFIX environment variable not defined" echo "HADOOP_HOME or HADOOP_PREFIX environment variable should be defined"
exit -1; exit -1;
fi fi
if [ -z $JAVA_HOME ] ; then if [ -z "$JAVA_HOME" ] ; then
echo "JAVA_HOME environment variable not defined" echo "JAVA_HOME environment variable not defined"
exit -1; exit -1;
fi fi
hadoopVersion=`$HADOOP_PREFIX/bin/hadoop version | grep Hadoop | awk '{print $2}'` if [ -z "$HADOOP_PREFIX" ]; then
hadoopVersion=`$HADOOP_HOME/bin/hadoop version | awk 'BEGIN { RS = "" ; FS = "\n" } ; { print $1 }' | awk '{print $2}'`
else
hadoopVersion=`$HADOOP_PREFIX/bin/hadoop version | awk 'BEGIN { RS = "" ; FS = "\n" } ; { print $1 }' | awk '{print $2}'`
fi
$JAVA_HOME/bin/java -Xmx1024m -classpath $HADOOP_PREFIX/hadoop-${hadoopVersion}-core.jar:$HADOOP_PREFIX/contrib/vaidya/hadoop-${hadoopVersion}-vaidya.jar:$HADOOP_PREFIX/lib/commons-logging-1.0.4.jar:${CLASSPATH} org.apache.hadoop.vaidya.postexdiagnosis.PostExPerformanceDiagnoser $@ # so that filenames w/ spaces are handled correctly in loops below
IFS=
# for releases, add core hadoop jar to CLASSPATH
if [ -e $HADOOP_PREFIX/share/hadoop/hadoop-core-* ]; then
for f in $HADOOP_PREFIX/share/hadoop/hadoop-core-*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
# add libs to CLASSPATH
for f in $HADOOP_PREFIX/share/hadoop/lib/*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
else
# tarball layout
if [ -e $HADOOP_HOME/hadoop-core-* ]; then
for f in $HADOOP_HOME/hadoop-core-*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
fi
if [ -e $HADOOP_HOME/build/hadoop-core-* ]; then
for f in $HADOOP_HOME/build/hadoop-core-*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
fi
for f in $HADOOP_HOME/lib/*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
if [ -d "$HADOOP_HOME/build/ivy/lib/Hadoop/common" ]; then
for f in $HADOOP_HOME/build/ivy/lib/Hadoop/common/*.jar; do
CLASSPATH=${CLASSPATH}:$f;
done
fi
fi
# Set the Vaidya home
if [ -d "$HADOOP_PREFIX/share/hadoop/contrib/vaidya/" ]; then
VAIDYA_HOME=$HADOOP_PREFIX/share/hadoop/contrib/vaidya/
fi
if [ -d "$HADOOP_HOME/contrib/vaidya" ]; then
VAIDYA_HOME=$HADOOP_HOME/contrib/vaidya/
fi
if [ -d "$HADOOP_HOME/build/contrib/vaidya" ]; then
VAIDYA_HOME=$HADOOP_HOME/build/contrib/vaidya/
fi
# add user-specified CLASSPATH last
if [ "$HADOOP_USER_CLASSPATH_FIRST" = "" ] && [ "$HADOOP_CLASSPATH" != "" ]; then
CLASSPATH=${CLASSPATH}:${HADOOP_CLASSPATH}
fi
# restore ordinary behaviour
unset IFS
echo "$CLASSPATH"
$JAVA_HOME/bin/java -Xmx1024m -classpath $VAIDYA_HOME/hadoop-vaidya-${hadoopVersion}.jar:${CLASSPATH} org.apache.hadoop.vaidya.postexdiagnosis.PostExPerformanceDiagnoser $@