Startscript für OpenSim etc

Code:

#!/bin/bash



##########################################################################

################################ ABOUT ###################################

##########################################################################

#                                                                        #

# Author:      Enrico Ludwig (Morph)                                     #

# Version:     1.0.0.0 (14. May 2014)                                    #

# License:     GNU GPL v2 (See: http://www.gnu.org/licenses/gpl-2.0.txt) #

# Created:     14. May 2014                                              #

# Description: Control your Arriba - Sim                              #

#                                                                        #

##########################################################################



########################

### GENERAL SETTINGS ###

########################



SERVER_EXE="OpenSim.exe"



SCREEN_NAME="AS-Chaoslands"



###################

### APPLICATION ###

###################

VERSION="1.0.0.0"



###################

### COLOR CODES ###

###################

COLOR_DEFAULT="\e[39m"

COLOR_LGRAY="\e[37m"

COLOR_RED="\e[31m"

COLOR_YELLOW="\e[33m"

COLOR_GREEN="\e[32m"

COLOR_BLUE="\e[94m"



#################

### FUNCTIONS ###

#################



# Prints info message to shell

function info {

  echo -e "$COLOR_LGRAY[${COLOR_BLUE}MINESTART${COLOR_LGRAY}][${COLOR_GREEN}INFO${COLOR_LGRAY}] $@$COLOR_DEFAULT"

}



# Prints error message to shell

function error {

  echo -e "$COLOR_LGRAY[${COLOR_BLUE}MINESTART${COLOR_LGRAY}][${COLOR_RED}ERROR${COLOR_LGRAY}] $@$COLOR_DEFAULT"

}



# Prints warning message to shell

function warn {

  echo -e "$COLOR_LGRAY[${COLOR_BLUE}MINESTART${COLOR_LGRAY}][${COLOR_YELLOW}WARN${COLOR_LGRAY}] $@$COLOR_DEFAULT"

}



# Checks, if package 'screen' is installed

#

# 1 = Package is installed

# 2 = Package is NOT installed

function isScreenInstalled {

  screen -v &> /dev/null

  if [[ $? -eq 1 ]]; then

    echo 1

    return

  elif [[ $? -eq 127 ]]; then

    echo 0

    return

  else

    echo 0

    return

  fi

}



# 1 = Server is running

# 0 = Server is not running

function isRunning {

  # At first, check if there is already a screen session

  $(screen -ls | grep -q "$SCREEN_NAME")

  

  if [[ $? -eq 0 ]]; then

    echo 1

  else

    echo 0

  fi

}



# This function returns the PID of the screen session $SCREEN_NAME

# (see definition at the top of this file)

function getScreenPid {

  local SCREEN_PID=$(screen -ls | grep "$SCREEN_NAME" | grep -oEi "([0-9]+)\." | tr -d '.')

  

  echo $SCREEN_PID

}



# Send the given arguments as command to the server

function doCmd {

  if [[ -z $1 ]]; then

    error "There is no command given to execute"

    return

  fi



  if [[ $(isRunning) -eq 1 ]]; then

    screen -S "$SCREEN_NAME" -p 0 -X stuff "$* $(printf \\r)"

  else

    error "There is no Server running with Screen Name '$SCREEN_NAME'"

  fi

}



# Opens the console (screen session $SCREEN_NAME)

function openConsole {

  if [[ $(isRunning) -eq 1 ]]; then

    screen -r "$SCREEN_NAME"

  else

    error "There is no Server running with Screen Name '$SCREEN_NAME'"

  fi

}



# Starts the Arriba - sim server

function startServer {

  # Check if given EXE file is existing

  if [[ ! -f $SERVER_EXE ]]; then

    error "Could not find Server EXE file '$SERVER_EXE'"

    error "Please set SERVER_EXE constant in $0"

    exit 1

  fi



  local RUNNING=$(isRunning)

  

  if [[ $RUNNING -eq 0 ]]; then

    if [[ $JDK_INSTALLED -eq 1 ]]; then

      screen -S "$SCREEN_NAME" -d -m mono "$SERVER_EXE"



      local ERR_CODE=$?



      if [[ $ERR_CODE -eq 0 ]]; then

        # Save PID

        local PID=$(getScreenPid)

        echo $PID > "$SERVER_EXE.pid"

      

        info "Starting Arriba - Sim Server ..."

        info "Using Executable: $SERVER_EXE"

        info "Process ID: $PID"

        info "Server started successfully!"

      else

        error "Could not start Arriba - Sim Server (Error Code: $ERR_CODE)"

        

        # Error Code 127 = Screen is not installed

        if [[ $ERR_CODE -eq 127 ]]; then

          error "You have to install the package 'screen'"

        fi

      fi

    else

      screen -S "$SCREEN_NAME" -d -m mono "$SERVER_EXE"



      local ERR_CODE=$?



      if [[ $ERR_CODE -eq 0 ]]; then

        # Save PID

        local PID=$(getScreenPid)

        echo $PID > "$SERVER_EXE.pid"



        info "Starting Arriba - Sim Server ..."

        info "Using Executable: $SERVER_EXE"

        info "Process ID: $PID"

        info "Server started successfully!"

      else

        error "Could not start Arriba - Sim Server (Error Code: $ERR_CODE)"

        

        # Error Code 127 = Screen is not installed

        if [[ $ERR_CODE -eq 127 ]]; then

          error "You have to install the package 'screen'"

        fi

      fi

    fi

  else

    warn "The server is still running!"

    warn "You can restart the script using 'restart'"

  fi

}



# Stops the Arriba - sim server

function stopServer {

  info "Stopping Arriba - Sim Server ($SCREEN_NAME)"

  

  if [[ $(isRunning) -eq 0 ]]; then

    warn "Server is NOT running!"

    rm -Rf "$SERVER_EXE.pid"

    

    return

  else

    doCmd "shutdown"

  fi

  

  local TRIES=0 # After 5 tries, error will be thrown

  while sleep 1

    info "Shutting down ..."

    TRIES=$((TRIES+1))

    

    if [[ $TRIES -ge 5 ]]; then

      # Check running again and give feedback

      if [[ $(isRunning) -eq 1 ]]; then

        error "Stopping server failed! You should check the server log files"

        return

      else

        info "Server was stopped successfully!"

        return

      fi

      

      return

    fi

  do

    # Only if the server is offline, remove the PID file

    if [[ $(isRunning) -eq 0 ]]; then

      rm -Rf "$SERVER_EXE.pid"

    fi

  done

}



# Prints the help message

function printHelp {

  # Set color to white

  echo -e "$COLOR_LGRAY"

  

  printf "###########################\n"

  printf "### ARRIBASTART v${VERSION} ###\n"

  printf "###########################\n\n"

  

  printf "Developed by Enrico Ludwig (Morph)\n\n"

  

  printf "~$ whitestart [start|stop|restart|status|help|(Arriba command)] [(params)]\n\n"

  

  printf "Examples:\n"

  printf "1. ./arribastart.sh start (Starts the server from the current directory)\n"

  printf "2. ./arribastart.sh stop (Stopps the server from the current directory)\n"

  printf "3. ./arribastart.sh status (Prints the server status (online / offline))\n"

  printf "4. ./arribastart.sh restart (Restarts the server from the current directory)\n"

  printf "5. ./arribastart.sh reload (Reloads the server (alias for 'cmd reload')\n"

  printf "6. ./arribastart.sh console (Opens the screen session with the server console)\n"

  printf "7. ./arribastart.sh cmd [cmdname] {params} (Executes the given Server Command with optional arguments)\n"

  printf "8. ./arribastart.sh help (Shows this help)\n\n"



  printf "Questions? Ideas? Bugs? Contact me here: http://forum.mds-tv.de\n\n"

  

  # Reset color to default

  echo -e "$COLOR_DEFAULT"

  

  exit

}



#####################

### FUNCTIONS END ###

#####################



# Check, if first Param is set, or print help if not

if [[ -z $1 ]]; then

  printHelp

fi



# Check if screen is installed!

SCREEN_INSTALLED=$(isScreenInstalled)



if [[ $SCREEN_INSTALLED -eq 0 ]]; then

  error "You have to install the package 'screen'"

  error "On Debian based Systems (like Ubuntu) you can do: 'apt-get install screen'"

  error "On RedHat based Systems (like CentOS) you can do: 'yum install screen'" 

  exit 1

fi



# Server control

case "$1" in

  "start")

    startServer

    ;;

  "stop")

    stopServer

    ;;

  "restart")

    stopServer

    startServer

    ;;

  "status")

    if [[ $(isRunning) -eq 1 ]]; then

      info "The Server with screen name '$SCREEN_NAME' is running!"

    else

      info "The Server with screen name '$SCREEN_NAME' is NOT running!"

    fi

    ;;

  "cmd")

    doCmd ${@:2}

    ;;

  "reload")

    doCmd "reload"

    ;;

  "console")

    if [[ $(isRunning) -eq 1 ]]; then

      info "Entering Server Console"

      openConsole

      info "Exiting Server Console"

    else

      error "The Server with screen name '$SCREEN_NAME' is NOT running!"

    fi

    ;;

  "help")

    printHelp

    ;;

  *)

    error "Unknown command '$1'"

    ;;

esac

Code:

#!/bin/bash

#

# for usage, run without arguments

#

# see ../README for setup instructions.

#

 

# Original code by Dave Coyle (http://coyled.com)

# Tweaks by Gwyneth Llewelyn (http://gwynethllewelyn.net/)

 

# Requires bash 4

 

# The original script assumed that you‘d be running one sim per instance,

#  and launch a different script per sim.

# These changes assume you have multiple instances with multiple sims,

#  and that instance names are launched all from the same place with

#  an unique identification for each

 

# List of valid instances. Make sure you add all of your instances here

declare -A instances

for index in <Region 1> <Region 2> <Region x>

do

        instances[$index]=1

done

 

show_help() {

    echo "Input: opensim {start|stop|open|restart|console} "

    echo -n "    for following Regions: "

    echo ${!instances[*]}

}

 

# Change <opensim_user> with your valid opensim user

check_user() {

    if [ $USER != '<opensim_user>' ]; then

        echo "Only <opensim_user> is allowed to use the script"

        exit 1

    fi

}

 

setup() {

    if [ ! $1 ]; then

        show_help

        exit 1

    else

        SIM=$1

    fi

 

# Change the directories inline with your installation directories

# The pid_dir must be set to the value, you used in OpenSim.exe.config

# within your regions path

if [[ ${instances[$SIM]} ]]; then

        MONO="mono"

        OPENSIM_DIR="/put/your/opensim_dir/here"

        PID="$OPENSIM_DIR/put/your/pid_dir/here${SIM}/${SIM}.pid"

        SCREEN="screen"

        GRID_DIR="./<grid_dir>"

        # set GRID_DIR to the subdirectory where your individual

        #  instance configuration is

    else

        echo "Region ${SIM} is unknown. Exit."

        exit 1;

    fi

}

 

do_start() {

    if [ ! $1 ]; then

        show_help

        exit 1

    else

        SIM=$1

    fi

 

    setup $SIM

    check_user

 

    cd ${OPENSIM_DIR}/bin && $SCREEN -S $SIM -d -m -l $MONO OpenSim.exe -hypergrid=true -inidirectory="$GRID_DIR/$SIM" -logconfig="$GRID_DIR/$SIM/OpenSim.exe.config"

}

 

do_kill() {

    if [ ! $1 ]; then

        show_help

        exit 1

    else

        SIM=$1

    fi

 

    setup $SIM

    check_user

 

    if [ -f $PID ]; then

        kill -9 `cat $PID`

    else

        echo "Region ${SIM} PID not found."

        exit 1

    fi

}

 

do_console() {

    if [ ! $1 ]; then

        show_help

        exit 1

    fi

 

    setup $1

 

    cd ${OPENSIM_DIR}/bin && $SCREEN -S $SIM -d -m -l $MONO OpenSim.exe -hypergrid=true -inidirectory="$GRID_DIR/$SIM" -logconfig="$GRID_DIR/$SIM/OpenSim.exe.config"

}

 

do_open() {

if [ ! $1 ]; then

        show_help

        exit 1

    else

        SIM=$1

    fi

 

    setup $SIM

    check_user

 

    if [ -f $PID ]; then

        screen -r $SIM

    else

        echo "Region ${SIM} PID not found."

        exit 1

    fi

}

 

case "$1" in

    start)

        do_start $2

        ;;

    stop)

        do_kill $2

        ;;

    open)

    do_open $2

;;

    kill)

        do_kill $2

        ;;

    restart)

        do_kill $2

        do_start $2

        ;;

    console)

        do_console $2

        ;;

    *)

        show_help

        exit

        ;;

    esac