elasticsearch-env


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#!/bin/bash

set -e -o pipefail

JAVA_HOME=${JAVA_HOME:-/usr/lib/jvm/default-runtime}
ES_HOME=/usr/share/elasticsearch

# now set the classpath
ES_CLASSPATH="$ES_HOME/lib/*"

# now set the path to java
if [ ! -z "$JAVA_HOME" ]; then
  JAVA="$JAVA_HOME/bin/java"
else
  if [ "$(uname -s)" = "Darwin" ]; then
    # OSX has a different structure
    JAVA="$ES_HOME/jdk/Contents/Home/bin/java"
  else
    JAVA="$ES_HOME/jdk/bin/java"
  fi
fi

if [ ! -x "$JAVA" ]; then
  echo "could not find java in JAVA_HOME or bundled at $JAVA" >&2
  exit 1
fi

# do not let JAVA_TOOL_OPTIONS slip in (as the JVM does by default)
if [ ! -z "$JAVA_TOOL_OPTIONS" ]; then
  echo "warning: ignoring JAVA_TOOL_OPTIONS=$JAVA_TOOL_OPTIONS"
  unset JAVA_TOOL_OPTIONS
fi

# JAVA_OPTS is not a built-in JVM mechanism but some people think it is so we
# warn them that we are not observing the value of $JAVA_OPTS
if [ ! -z "$JAVA_OPTS" ]; then
  echo -n "warning: ignoring JAVA_OPTS=$JAVA_OPTS; "
  echo "pass JVM parameters via ES_JAVA_OPTS"
fi

# check the Java version
"$JAVA" -cp "$ES_CLASSPATH" org.elasticsearch.tools.java_version_checker.JavaVersionChecker

export HOSTNAME=$HOSTNAME

if [ -z "$ES_PATH_CONF" ]; then
  ES_PATH_CONF=/etc/elasticsearch
fi

# now make ES_PATH_CONF absolute
ES_PATH_CONF=`cd "$ES_PATH_CONF"; pwd`

ES_DISTRIBUTION_FLAVOR=default
ES_DISTRIBUTION_TYPE=tar
ES_BUNDLED_JDK=false

if [ -z "$ES_TMPDIR" ]; then
  ES_TMPDIR=`"$JAVA" -cp "$ES_CLASSPATH" org.elasticsearch.tools.launchers.TempDirectory`
fi

cd "$ES_HOME"