#!/bin/sh
# Provides:          solr
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Description:       Controls Apache Solr as a Service

# Where you extracted the Solr distribution bundle
SOLR_INSTALL_DIR="/opt/solr"

if [ ! -d "$SOLR_INSTALL_DIR" ]; then
  echo "$SOLR_INSTALL_DIR not found! Please check the SOLR_INSTALL_DIR setting in your $0 script."
  exit 1
fi

SOLR_ENV="/opt/solr/bin/solr.in.sh"

if [ ! -f "$SOLR_ENV" ]; then
  echo "$SOLR_ENV not found! Please check the SOLR_ENV setting in your $0 script."
  exit 1
fi

# Specify the user to run Solr as; if not set, then Solr will run as root.
# Running Solr as root is not recommended for production environments
RUNAS="solr"

# verify the specified run as user exists
runas_uid="`id -u "$RUNAS"`"
if [ $? -ne 0 ]; then
  echo "User $RUNAS not found! Please create the $RUNAS user before running this script."
  exit 1
fi

case "$1" in
  start|stop|restart|status)
    SOLR_CMD="$1"
    ;;
  *)
    echo "Usage: $0 {start|stop|restart|status}"
    exit
esac

if [ -n "$RUNAS" ]; then
  su -c "SOLR_INCLUDE=\"$SOLR_ENV\" \"$SOLR_INSTALL_DIR/bin/solr\" $SOLR_CMD" - "$RUNAS"
else
  SOLR_INCLUDE="$SOLR_ENV" "$SOLR_INSTALL_DIR/bin/solr" "$SOLR_CMD"
fi