#!/bin/sh
# chkconfig:         2345 75 15
# description:       nexus
### BEGIN INIT INFO
# Provides:          nexus
# Required-Start:    $all
# Required-Stop:     $all
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: nexus
### END INIT INFO

# Uncomment the following line to override the JVM search sequence
# INSTALL4J_JAVA_HOME_OVERRIDE=
# Uncomment the following line to add additional VM parameters
# INSTALL4J_ADD_VM_PARAMS=


INSTALL4J_JAVA_PREFIX=""
GREP_OPTIONS=""

read_db_entry() {
  if [ -n "$INSTALL4J_NO_DB" ]; then
    return 1
  fi
  if [ ! -f "$db_file" ]; then
    return 1
  fi
  if [ ! -x "$java_exc" ]; then
    return 1
  fi
  found=1
  exec 7< $db_file
  while read r_type r_dir r_ver_major r_ver_minor r_ver_micro r_ver_patch r_ver_vendor<&7; do
    if [ "$r_type" = "JRE_VERSION" ]; then
      if [ "$r_dir" = "$test_dir" ]; then
        ver_major=$r_ver_major
        ver_minor=$r_ver_minor
        ver_micro=$r_ver_micro
        ver_patch=$r_ver_patch
      fi
    elif [ "$r_type" = "JRE_INFO" ]; then
      if [ "$r_dir" = "$test_dir" ]; then
        is_openjdk=$r_ver_major
        found=0
        break
      fi
    fi
  done
  exec 7<&-

  return $found
}

create_db_entry() {
  tested_jvm=true
  version_output=`"$bin_dir/java" $1 -version 2>&1`
  is_gcj=`expr "$version_output" : '.*gcj'`
  is_openjdk=`expr "$version_output" : '.*OpenJDK'`
  if [ "$is_gcj" = "0" ]; then
    java_version=`expr "$version_output" : '.*"\(.*\)".*'`
    ver_major=`expr "$java_version" : '\([0-9][0-9]*\)\..*'`
    ver_minor=`expr "$java_version" : '[0-9][0-9]*\.\([0-9][0-9]*\)\..*'`
    ver_micro=`expr "$java_version" : '[0-9][0-9]*\.[0-9][0-9]*\.\([0-9][0-9]*\).*'`
    ver_patch=`expr "$java_version" : '[0-9][0-9]*\.[0-9][0-9]*\.[0-9][0-9]*[\._]\([0-9][0-9]*\).*'`
  fi
  if [ "$ver_patch" = "" ]; then
    ver_patch=0
  fi
  if [ -n "$INSTALL4J_NO_DB" ]; then
    return
  fi
  db_new_file=${db_file}_new
  if [ -f "$db_file" ]; then
    awk '$1 != "'"$test_dir"'" {print $0}' $db_file > $db_new_file
    rm "$db_file"
    mv "$db_new_file" "$db_file"
  fi
  dir_escaped=`echo "$test_dir" | sed -e 's/ /\\\\ /g'`
  echo "JRE_VERSION	$dir_escaped	$ver_major	$ver_minor	$ver_micro	$ver_patch" >> $db_file
  echo "JRE_INFO	$dir_escaped	$is_openjdk" >> $db_file
  chmod g+w $db_file
}

test_jvm() {
  tested_jvm=na
  test_dir=$1
  bin_dir=$test_dir/bin
  java_exc=$bin_dir/java
  if [ -z "$test_dir" ] || [ ! -d "$bin_dir" ] || [ ! -f "$java_exc" ] || [ ! -x "$java_exc" ]; then
    return
  fi

  tested_jvm=false
  read_db_entry || create_db_entry $2

  if [ "$ver_major" = "" ]; then
    return;
  fi
  if [ "$ver_major" -lt "1" ]; then
    return;
  elif [ "$ver_major" -eq "1" ]; then
    if [ "$ver_minor" -lt "8" ]; then
      return;
    fi
  fi

  if [ "$ver_major" = "" ]; then
    return;
  fi
  if [ "$ver_major" -gt "1" ]; then
    return;
  elif [ "$ver_major" -eq "1" ]; then
    if [ "$ver_minor" -gt "8" ]; then
      return;
    fi
  fi

  app_java_home=$test_dir
}

add_class_path() {
  if [ -n "$1" ] && [ `expr "$1" : '.*\*'` -eq "0" ]; then
    local_classpath="$local_classpath${local_classpath:+:}$1"
  fi
}

compiz_workaround() {
  if [ "$is_openjdk" != "0" ]; then
    return;
  fi
  if [ "$ver_major" = "" ]; then
    return;
  fi
  if [ "$ver_major" -gt "1" ]; then
    return;
  elif [ "$ver_major" -eq "1" ]; then
    if [ "$ver_minor" -gt "6" ]; then
      return;
    elif [ "$ver_minor" -eq "6" ]; then
      if [ "$ver_micro" -gt "0" ]; then
        return;
      elif [ "$ver_micro" -eq "0" ]; then
        if [ "$ver_patch" -gt "09" ]; then
          return;
        fi
      fi
    fi
  fi


  osname=`uname -s`
  if [ "$osname" = "Linux" ]; then
    compiz=`ps -ef | grep -v grep | grep compiz`
    if [ -n "$compiz" ]; then
      export AWT_TOOLKIT=MToolkit
    fi
  fi

}


read_vmoptions() {
  vmoptions_file=`eval echo "$1" 2>/dev/null`
  if [ ! -r "$vmoptions_file" ]; then
    vmoptions_file="$prg_dir/$vmoptions_file"
  fi
  if [ -r "$vmoptions_file" ] && [ -f "$vmoptions_file" ]; then
    exec 8< "$vmoptions_file"
    while read cur_option<&8; do
      is_comment=`expr "W$cur_option" : 'W *#.*'`
      if [ "$is_comment" = "0" ]; then 
        vmo_classpath=`expr "W$cur_option" : 'W *-classpath \(.*\)'`
        vmo_classpath_a=`expr "W$cur_option" : 'W *-classpath/a \(.*\)'`
        vmo_classpath_p=`expr "W$cur_option" : 'W *-classpath/p \(.*\)'`
        vmo_include=`expr "W$cur_option" : 'W *-include-options \(.*\)'`
        if [ ! "W$vmo_include" = "W" ]; then
            if [ "W$vmo_include_1" = "W" ]; then
              vmo_include_1="$vmo_include"
            elif [ "W$vmo_include_2" = "W" ]; then
              vmo_include_2="$vmo_include"
            elif [ "W$vmo_include_3" = "W" ]; then
              vmo_include_3="$vmo_include"
            fi
        fi
        if [ ! "$vmo_classpath" = "" ]; then
          local_classpath="$i4j_classpath:$vmo_classpath"
        elif [ ! "$vmo_classpath_a" = "" ]; then
          local_classpath="${local_classpath}:${vmo_classpath_a}"
        elif [ ! "$vmo_classpath_p" = "" ]; then
          local_classpath="${vmo_classpath_p}:${local_classpath}"
        elif [ "W$vmo_include" = "W" ]; then
          needs_quotes=`expr "W$cur_option" : 'W.* .*'`
          if [ "$needs_quotes" = "0" ]; then 
            vmoptions_val="$vmoptions_val $cur_option"
          else
            if [ "W$vmov_1" = "W" ]; then
              vmov_1="$cur_option"
            elif [ "W$vmov_2" = "W" ]; then
              vmov_2="$cur_option"
            elif [ "W$vmov_3" = "W" ]; then
              vmov_3="$cur_option"
            elif [ "W$vmov_4" = "W" ]; then
              vmov_4="$cur_option"
            elif [ "W$vmov_5" = "W" ]; then
              vmov_5="$cur_option"
            fi
          fi
        fi
      fi
    done
    exec 8<&-
    if [ ! "W$vmo_include_1" = "W" ]; then
      vmo_include="$vmo_include_1"
      unset vmo_include_1
      read_vmoptions "$vmo_include"
    fi
    if [ ! "W$vmo_include_2" = "W" ]; then
      vmo_include="$vmo_include_2"
      unset vmo_include_2
      read_vmoptions "$vmo_include"
    fi
    if [ ! "W$vmo_include_3" = "W" ]; then
      vmo_include="$vmo_include_3"
      unset vmo_include_3
      read_vmoptions "$vmo_include"
    fi
  fi
}


unpack_file() {
  if [ -f "$1" ]; then
    jar_file=`echo "$1" | awk '{ print substr($0,1,length-5) }'`
    bin/unpack200 -r "$1" "$jar_file"

    if [ $? -ne 0 ]; then
      echo "Error unpacking jar files. The architecture or bitness (32/64)"
      echo "of the bundled JVM might not match your machine."
      echo "You might also need administrative privileges for this operation."
exit 1
    fi
  fi
}

run_unpack200() {
  if [ -f "$1/lib/rt.jar.pack" ]; then
    old_pwd200=`pwd`
    cd "$1"
    echo "Preparing JRE ..."
    for pack_file in lib/*.jar.pack
    do
      unpack_file $pack_file
    done
    for pack_file in lib/ext/*.jar.pack
    do
      unpack_file $pack_file
    done
    cd "$old_pwd200"
  fi
}

search_jre() {
if [ -z "$app_java_home" ]; then
  test_jvm $INSTALL4J_JAVA_HOME_OVERRIDE
fi

if [ -z "$app_java_home" ]; then
if [ -f "$app_home/.install4j/pref_jre.cfg" ]; then
    read file_jvm_home < "$app_home/.install4j/pref_jre.cfg"
    test_jvm "$file_jvm_home"
    if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -f "$db_file" ]; then
  rm "$db_file" 2> /dev/null
fi
        test_jvm "$file_jvm_home"
    fi
fi
fi

if [ -z "$app_java_home" ]; then
  test_jvm "$app_home/jre" 
  if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -f "$db_file" ]; then
  rm "$db_file" 2> /dev/null
fi
    test_jvm "$app_home/jre"
  fi
fi

if [ -z "$app_java_home" ]; then
  prg_jvm=`which java 2> /dev/null`
  if [ ! -z "$prg_jvm" ] && [ -f "$prg_jvm" ]; then
    old_pwd_jvm=`pwd`
    path_java_bin=`dirname "$prg_jvm"`
    cd "$path_java_bin"
    prg_jvm=java

    while [ -h "$prg_jvm" ] ; do
      ls=`ls -ld "$prg_jvm"`
      link=`expr "$ls" : '.*-> \(.*\)$'`
      if expr "$link" : '.*/.*' > /dev/null; then
        prg_jvm="$link"
      else
        prg_jvm="`dirname $prg_jvm`/$link"
      fi
    done
    path_java_bin=`dirname "$prg_jvm"`
    cd "$path_java_bin"
    cd ..
    path_java_home=`pwd`
    cd "$old_pwd_jvm"
    test_jvm $path_java_home
  fi
fi


if [ -z "$app_java_home" ]; then
  common_jvm_locations="/opt/i4j_jres/* /usr/local/i4j_jres/* $HOME/.i4j_jres/* /usr/bin/java* /usr/bin/jdk* /usr/bin/jre* /usr/bin/j2*re* /usr/bin/j2sdk* /usr/java* /usr/java*/jre /usr/jdk* /usr/jre* /usr/j2*re* /usr/j2sdk* /usr/java/j2*re* /usr/java/j2sdk* /opt/java* /usr/java/jdk* /usr/java/jre* /usr/lib/java/jre /usr/local/java* /usr/local/jdk* /usr/local/jre* /usr/local/j2*re* /usr/local/j2sdk* /usr/jdk/java* /usr/jdk/jdk* /usr/jdk/jre* /usr/jdk/j2*re* /usr/jdk/j2sdk* /usr/lib/jvm/* /usr/lib/java* /usr/lib/jdk* /usr/lib/jre* /usr/lib/j2*re* /usr/lib/j2sdk* /System/Library/Frameworks/JavaVM.framework/Versions/1.?/Home /Library/Internet\ Plug-Ins/JavaAppletPlugin.plugin/Contents/Home /Library/Java/JavaVirtualMachines/*.jdk/Contents/Home/jre"
  for current_location in $common_jvm_locations
  do
if [ -z "$app_java_home" ]; then
  test_jvm $current_location
fi

  done
fi

if [ -z "$app_java_home" ]; then
  test_jvm $JAVA_HOME
fi

if [ -z "$app_java_home" ]; then
  test_jvm $JDK_HOME
fi

if [ -z "$app_java_home" ]; then
  test_jvm $INSTALL4J_JAVA_HOME
fi

if [ -z "$app_java_home" ]; then
if [ -f "$app_home/.install4j/inst_jre.cfg" ]; then
    read file_jvm_home < "$app_home/.install4j/inst_jre.cfg"
    test_jvm "$file_jvm_home"
    if [ -z "$app_java_home" ] && [ $tested_jvm = "false" ]; then
if [ -f "$db_file" ]; then
  rm "$db_file" 2> /dev/null
fi
        test_jvm "$file_jvm_home"
    fi
fi
fi

}

old_pwd=`pwd`

progname=`basename "$0"`
linkdir=`dirname "$0"`

cd "$linkdir"
prg="$progname"

while [ -h "$prg" ] ; do
  ls=`ls -ld "$prg"`
  link=`expr "$ls" : '.*-> \(.*\)$'`
  if expr "$link" : '.*/.*' > /dev/null; then
    prg="$link"
  else
    prg="`dirname $prg`/$link"
  fi
done

prg_dir=`dirname "$prg"`
progname=`basename "$prg"`
cd "$prg_dir"
prg_dir=`pwd`
app_home=../
cd "$app_home"
app_home=`pwd`
bundled_jre_home="$app_home/jre"

if [ "__i4j_lang_restart" = "$1" ]; then
  cd "$old_pwd"
else
cd "$prg_dir"/..

fi
if [ "__i4j_extract_and_exit" = "$1" ]; then
  cd "$old_pwd"
  exit 0
fi
db_home=$HOME
db_file_suffix=
if [ ! -w "$db_home" ]; then
  db_home=/tmp
  db_file_suffix=_$USER
fi
db_file=$db_home/.install4j$db_file_suffix
if [ -d "$db_file" ] || ([ -f "$db_file" ] && [ ! -r "$db_file" ]) || ([ -f "$db_file" ] && [ ! -w "$db_file" ]); then
  db_file=$db_home/.install4j_jre$db_file_suffix
fi
if [ ! "__i4j_lang_restart" = "$1" ]; then
run_unpack200 "$bundled_jre_home"
run_unpack200 "$bundled_jre_home/jre"
fi
search_jre
if [ -z "$app_java_home" ]; then
if [ -f "$db_file" ]; then
  rm "$db_file" 2> /dev/null
fi
  search_jre
fi
if [ -z "$app_java_home" ]; then
  echo No suitable Java Virtual Machine could be found on your system.
  echo The version of the JVM must be at least 1.8 and at most 1.8.
  echo Please define INSTALL4J_JAVA_HOME to point to a suitable JVM.
exit 83
fi


compiz_workaround
i4j_classpath="$app_home/.install4j/i4jruntime.jar"
local_classpath=""
add_class_path "$i4j_classpath"
add_class_path "$app_home/lib/boot/nexus-main.jar"
add_class_path "$app_home/lib/boot/org.apache.karaf.main-4.0.9.jar"
add_class_path "$app_home/lib/boot/org.osgi.core-6.0.0.jar"
add_class_path "$app_home/lib/boot/org.apache.karaf.diagnostic.boot-4.0.9.jar"
add_class_path "$app_home/lib/boot/org.apache.karaf.jaas.boot-4.0.9.jar"

vmoptions_val=""
read_vmoptions "$prg_dir/$progname.vmoptions"
INSTALL4J_ADD_VM_PARAMS="$INSTALL4J_ADD_VM_PARAMS $vmoptions_val"


LD_LIBRARY_PATH="$app_home/lib:$LD_LIBRARY_PATH"
DYLD_LIBRARY_PATH="$app_home/lib:$DYLD_LIBRARY_PATH"
SHLIB_PATH="$app_home/lib:$SHLIB_PATH"
LIBPATH="$app_home/lib:$LIBPATH"
LD_LIBRARYN32_PATH="$app_home/lib:$LD_LIBRARYN32_PATH"
LD_LIBRARYN64_PATH="$app_home/lib:$LD_LIBRARYN64_PATH"
export LD_LIBRARY_PATH
export DYLD_LIBRARY_PATH
export SHLIB_PATH
export LIBPATH
export LD_LIBRARYN32_PATH
export LD_LIBRARYN64_PATH

INSTALL4J_ADD_VM_PARAMS="$INSTALL4J_ADD_VM_PARAMS -Di4j.vpt=true"
for param in $@; do
  if [ `echo "W$param" | cut -c -3` = "W-J" ]; then
    INSTALL4J_ADD_VM_PARAMS="$INSTALL4J_ADD_VM_PARAMS `echo "$param" | cut -c 3-`"
  fi
done

# user to execute as; optional but recommended to set
run_as_user=''

# load optional configuration
rc_file="$prg_dir/${progname}.rc"
if [ -f "$rc_file" ]; then
  . "$rc_file"
fi

# detect if execute as root user
run_as_root=true
user_id=`id -u`
user_name=`id -u -n`
if [ -z "$run_as_user" -a $user_id -ne 0 ]; then
  run_as_root=false
elif [ -n "$run_as_user" -a "$run_as_user" != 'root' ]; then
  run_as_root=false
fi

# complain if root execution is detected
if $run_as_root; then
  echo 'WARNING: ************************************************************'
  echo 'WARNING: Detected execution as "root" user.  This is NOT recommended!'
  echo 'WARNING: ************************************************************'
elif [ -n "$run_as_user" -a "$run_as_user" != "$user_name" ]; then
  # re-execute launcher script as specified user
  exec su - $run_as_user "$prg_dir/$progname" $@
fi

# deduce the chosen data directory and prepare log and tmp directories
vm_args="$vmov_1 $vmov_2 $vmov_3 $vmov_4 $vmov_5 $INSTALL4J_ADD_VM_PARAMS"
if expr "$vm_args" : '.*-Dkaraf\.data=.*' > /dev/null; then
  data_dir=`echo "$vm_args -X" | sed -e 's/.*-Dkaraf\.data=//' -e 's/  *-[A-Za-z].*//'`
  mkdir -p "$data_dir/log" "$data_dir/tmp"
fi

if [ "W$vmov_1" = "W" ]; then
  vmov_1="-Di4jv=0"
fi
if [ "W$vmov_2" = "W" ]; then
  vmov_2="-Di4jv=0"
fi
if [ "W$vmov_3" = "W" ]; then
  vmov_3="-Di4jv=0"
fi
if [ "W$vmov_4" = "W" ]; then
  vmov_4="-Di4jv=0"
fi
if [ "W$vmov_5" = "W" ]; then
  vmov_5="-Di4jv=0"
fi

case "$1" in
    start)
        echo "Starting nexus"

$INSTALL4J_JAVA_PREFIX nohup "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" "-XX:+UnlockDiagnosticVMOptions" "-Dinstall4j.launcherId=245" "-Dinstall4j.swt=false" "$vmov_1" "$vmov_2" "$vmov_3" "$vmov_4" "$vmov_5" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher start 9d17dc87 "" "" org.sonatype.nexus.karaf.NexusMain  > /dev/null 2>&1 &


    ;;
    start-launchd)
        echo "Starting nexus"

$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" "-XX:+UnlockDiagnosticVMOptions" "-Dinstall4j.launcherId=245" "-Dinstall4j.swt=false" "$vmov_1" "$vmov_2" "$vmov_3" "$vmov_4" "$vmov_5" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher start 9d17dc87 "" "" org.sonatype.nexus.karaf.NexusMain 


    ;;
    stop)
        echo "Shutting down nexus"

$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher stop


    ;;
    restart|force-reload)
        echo "Shutting down nexus"

$INSTALL4J_JAVA_PREFIX "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher stop


        echo "Restarting nexus"

$INSTALL4J_JAVA_PREFIX nohup "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" "-XX:+UnlockDiagnosticVMOptions" "-Dinstall4j.launcherId=245" "-Dinstall4j.swt=false" "$vmov_1" "$vmov_2" "$vmov_3" "$vmov_4" "$vmov_5" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher start 9d17dc87 "" "" org.sonatype.nexus.karaf.NexusMain  > /dev/null 2>&1 &


    ;;
    status)

$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher status


    ;;
    run)

$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" "-XX:+UnlockDiagnosticVMOptions" "-Dinstall4j.launcherId=245" "-Dinstall4j.swt=false" "$vmov_1" "$vmov_2" "$vmov_3" "$vmov_4" "$vmov_5" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher run 9d17dc87 "" "" org.sonatype.nexus.karaf.NexusMain 


    ;;
    run-redirect)

$INSTALL4J_JAVA_PREFIX exec "$app_java_home/bin/java" -server -Dinstall4j.jvmDir="$app_java_home" -Dexe4j.moduleName="$prg_dir/$progname" "-XX:+UnlockDiagnosticVMOptions" "-Dinstall4j.launcherId=245" "-Dinstall4j.swt=false" "$vmov_1" "$vmov_2" "$vmov_3" "$vmov_4" "$vmov_5" $INSTALL4J_ADD_VM_PARAMS -classpath "$local_classpath" com.install4j.runtime.launcher.UnixLauncher run-redirect 9d17dc87 "" "" org.sonatype.nexus.karaf.NexusMain 


    ;;
    *)
        echo "Usage: $0 {start|stop|run|run-redirect|status|restart|force-reload}"
        exit 1
    ;;
esac

exit $?
