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annotate bin/libervia @ 1260:6161076193e0

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tasks: dir event filter: if a Task instance implements `onDirEvent`, it will be called instead of `start`, this way the task can filter the events or modify the workflow.
author Goffi <goffi@goffi.org>
date Sun, 03 May 2020 21:07:22 +0200
parents 2ed4e399e1d4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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="python3"
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6
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7 TWISTD="$(which twistd 2>/dev/null)"
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8 if [ $? -ne 0 ]; then
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9 # for Python 3, "twistd" is named "twistd3" on some distros
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10 TWISTD="$(which twistd3 2>/dev/null)"
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11 fi
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12 if [ $? -ne 0 ]; then
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13 printf "Can't find \"twistd\" script, are you sure that Twisted is installed?\n"
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14 exit 1
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15 fi
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16
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17 kill_process() {
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18 # $1 is the file containing the PID to kill, $2 is the process name
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19 if [ -f $1 ]; then
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20 PID=`cat $1`
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21 if ps -p $PID > /dev/null; then
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22 echo "Terminating $2... "
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23 kill -INT $PID
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24 else
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25 echo "No running process of ID $PID... removing PID file"
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26 rm -f $1
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27 fi
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28 else
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29 echo "$2 is probably not running (PID file doesn't exist)"
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30 fi
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31 }
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32
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33 #We use python to parse config files
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34 eval `/usr/bin/env "$PYTHON" << PYTHONEND
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35 from libervia.server.constants import Const as C
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36 from sat.tools.config import fixLocalDir
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37 from configparser import ConfigParser
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38 from os.path import expanduser, join
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39 import sys
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40
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41 fixLocalDir() # XXX: tmp update code, will be removed in the future
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42
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43 config = ConfigParser(defaults=C.DEFAULT_CONFIG)
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44 try:
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45 config.read(C.CONFIG_FILES)
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46 except:
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47 print ("echo \"/!\\ Can't read main config ! Please check the syntax\";")
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48 print ("exit 1")
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49 sys.exit()
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50
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51 env=[]
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52 env.append("PID_DIR='%s'" % join(expanduser(config.get('DEFAULT', 'pid_dir')),''))
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53 env.append("LOG_DIR='%s'" % join(expanduser(config.get('DEFAULT', 'log_dir')),''))
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54 env.append("APP_NAME='%s'" % C.APP_NAME)
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55 env.append("APP_NAME_FILE='%s'" % C.APP_NAME_FILE)
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56 print (";".join(env))
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57 PYTHONEND
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58 `
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59 APP_NAME="$APP_NAME"
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60 PID_FILE="$PID_DIR$APP_NAME_FILE.pid"
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61 LOG_FILE="$LOG_DIR$APP_NAME_FILE.log"
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62 RUNNING_MSG="$APP_NAME is running"
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63 NOT_RUNNING_MSG="$APP_NAME is *NOT* running"
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64
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65 # if there is one argument which is "stop", then we kill Libervia
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66 if [ $# -ge 1 ];then
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67 if [ $1 = "stop" ];then
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68 kill_process $PID_FILE "$APP_NAME"
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69 exit 0
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70 elif [ $1 = "debug" ];then
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71 echo "Launching $APP_NAME in debug mode"
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72 DEBUG="--debug"
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73 elif [ $1 = "fg" ];then
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74 echo "Launching $APP_NAME in foreground mode"
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75 DAEMON="n"
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76 elif [ $1 = "status" ];then
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77 if [ -f $PID_FILE ]; then
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78 PID=`cat $PID_FILE`
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79 ps -p$PID 2>&1 > /dev/null
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80 if [ $? = 0 ];then
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81 echo "$RUNNING_MSG (pid: $PID)"
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82 exit 0
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83 else
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84 echo "$NOT_RUNNING_MSG, but a pid file is present (bad exit ?): $PID_FILE"
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85 exit 2
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86 fi
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87 else
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88 echo "$NOT_RUNNING_MSG"
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89 exit 1
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90 fi
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91 else
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92 echo "bad argument, please use one of (stop, debug, fg, status) or no argument"
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93 exit 1
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94 fi
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95 shift
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96 fi
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97
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98
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99 #Don't change the next lines
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100 PLUGIN_OPTIONS=""
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101 AUTO_OPTIONS=""
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102 ADDITIONAL_OPTIONS="--pidfile $PID_FILE --logfile $LOG_FILE $AUTO_OPTIONS $DEBUG"
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103
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104
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105 MAIN_OPTIONS="-${DAEMON}o"
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106
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107 log_dir=`dirname "$LOG_FILE"`
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108 if [ ! -d $log_dir ] ; then
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109 mkdir $log_dir
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110 fi
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111
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112 exec /usr/bin/env $PYTHON $TWISTD $MAIN_OPTIONS $ADDITIONAL_OPTIONS $APP_NAME_FILE $PLUGIN_OPTIONS $@