#!/bin/bash
if [ "${DIB_DEBUG_TRACE:-0}" -gt 0 ]; then
    set -x
fi
set -eu
set -o pipefail

if [ -z "${HADOOP_S3_JAR_ORIGIN:-}" ]; then
    # The jar is not locally available during image-gen on Ambari/MapR plugins: relevant packages are installed later.
    # The jar is not appropriate for the Storm plugin: you cannot stream data from an object store.
    # For plugins not found in the switch statement below, a user-specified jar can still be downloaded.
    case "$plugin_type" in
        "vanilla")
            HADOOP_S3_JAR_ORIGIN="/opt/hadoop/share/hadoop/tools/lib/hadoop-aws-$DIB_HADOOP_VERSION.jar"
            ;;
        "cloudera" | "spark" )
            HADOOP_S3_JAR_ORIGIN="/usr/lib/hadoop/hadoop-aws.jar"
            ;;
    esac
fi

HDFS_LIB_DIR=${DIB_HDFS_LIB_DIR:-"/usr/share/hadoop/lib"} # matches swift_hadoop default

if [ -z "${HADOOP_S3_JAR_DOWNLOAD:-}" ]; then
    if [ "${HADOOP_S3_JAR_ORIGIN:-}" ]; then
        cp $HADOOP_S3_JAR_ORIGIN $HDFS_LIB_DIR/hadoop-aws.jar
    fi
else
    wget -O $HDFS_LIB_DIR/hadoop-aws.jar $HADOOP_S3_JAR_DOWNLOAD
fi

path=$HDFS_LIB_DIR/hadoop-aws.jar

if [ -f $path ]; then
    chmod 0644 $path
fi