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annotate src/libervia.sh @ 877:acde4b729034

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added exec to launch twistd in libervia.sh, so twistd replace the script process, which is useful particularly in foreground mode (signals can be catched correclty for instance)
author Goffi <goffi@goffi.org>
date Fri, 04 Mar 2016 22:32:18 +0100
parents fb81aeccde8b
children 8c9fdb58de5f
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1 #!/bin/sh
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2
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3 DEBUG=""
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4 DAEMON=""
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5 PYTHON="python2"
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6
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7 kill_process() {
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8 # $1 is the file containing the PID to kill, $2 is the process name
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9 if [ -f $1 ]; then
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10 PID=`cat $1`
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11 if ps -p $PID > /dev/null; then
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12 echo "Terminating $2... "
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13 kill -INT $PID
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14 else
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15 echo "No running process of ID $PID... removing PID file"
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16 rm -f $1
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17 fi
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18 else
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19 echo "$2 is probably not running (PID file doesn't exist)"
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20 fi
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21 }
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22
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23 #We use python to parse config files
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24 eval `"$PYTHON" << PYTHONEND
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25 from libervia.server.constants import Const as C
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26 from sat.memory.memory import fixLocalDir
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27 from ConfigParser import SafeConfigParser
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28 from os.path import expanduser, join
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29 import sys
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30 import codecs
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31 import locale
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32
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33 sys.stdout = codecs.getwriter(locale.getpreferredencoding())(sys.stdout)
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34
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35 fixLocalDir() # XXX: tmp update code, will be removed in the future
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36
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37 config = SafeConfigParser(defaults=C.DEFAULT_CONFIG)
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38 try:
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39 config.read(C.CONFIG_FILES)
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40 except:
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41 print ("echo \"/!\\ Can't read main config ! Please check the syntax\";")
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42 print ("exit 1")
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43 sys.exit()
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44
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45 env=[]
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46 env.append("PID_DIR='%s'" % join(expanduser(config.get('DEFAULT', 'pid_dir')),''))
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47 env.append("LOG_DIR='%s'" % join(expanduser(config.get('DEFAULT', 'log_dir')),''))
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48 env.append("APP_NAME='%s'" % C.APP_NAME)
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49 env.append("APP_NAME_FILE='%s'" % C.APP_NAME_FILE)
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50 print ";".join(env)
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51 PYTHONEND
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52 `
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53 APP_NAME="$APP_NAME"
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54 PID_FILE="$PID_DIR$APP_NAME_FILE.pid"
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55 LOG_FILE="$LOG_DIR$APP_NAME_FILE.log"
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56 RUNNING_MSG="$APP_NAME is running"
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57 NOT_RUNNING_MSG="$APP_NAME is *NOT* running"
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58
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59 # if there is one argument which is "stop", then we kill Libervia
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60 if [ $# -ge 1 ];then
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61 if [ $1 = "stop" ];then
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62 kill_process $PID_FILE "$APP_NAME"
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63 exit 0
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64 elif [ $1 = "debug" ];then
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65 echo "Launching $APP_NAME in debug mode"
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66 DEBUG="--debug"
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67 elif [ $1 = "fg" ];then
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68 echo "Launching $APP_NAME in foreground mode"
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69 DAEMON="n"
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70 elif [ $1 = "status" ];then
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71 if [ -f $PID_FILE ]; then
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72 PID=`cat $PID_FILE`
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73 ps -p$PID 2>&1 > /dev/null
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74 if [ $? = 0 ];then
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75 echo "$RUNNING_MSG (pid: $PID)"
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76 exit 0
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77 else
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78 echo "$NOT_RUNNING_MSG, but a pid file is present (bad exit ?): $PID_FILE"
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79 exit 2
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80 fi
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81 else
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82 echo "$NOT_RUNNING_MSG"
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83 exit 1
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84 fi
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85 else
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86 echo "bad argument, please use one of (stop, debug, fg, status) or no argument"
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87 exit 1
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88 fi
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89 shift
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90 fi
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91
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92
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93 #Don't change the next lines
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94 PLUGIN_OPTIONS="-d .."
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95 AUTO_OPTIONS=""
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96 ADDITIONAL_OPTIONS="--pidfile $PID_FILE --logfile $LOG_FILE $AUTO_OPTIONS $DEBUG"
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97
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98
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99 MAIN_OPTIONS="-${DAEMON}o"
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100
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101 log_dir=`dirname "$LOG_FILE"`
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102 if [ ! -d $log_dir ] ; then
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103 mkdir $log_dir
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104 fi
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105
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106 exec twistd $MAIN_OPTIONS $ADDITIONAL_OPTIONS $APP_NAME_FILE $PLUGIN_OPTIONS $@