view bin/sat @ 3118:02492db1ce39

quick frontend (app): call `getReady` once connected to bridge: namespaces and encryption plugins are only retrieved once backend is ready, else they may not yet be available (can happen notably when the backend is start at the same time as the frontend, e.g. on Android).
author Goffi <goffi@goffi.org>
date Sat, 25 Jan 2020 21:08:26 +0100
parents 0b6d56a8f7e3
children e81ad34e8af8
line wrap: on
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#!/bin/sh

DEBUG=""
DAEMON=""
PYTHON="python3"

# for Python 3, "twistd" is named "twistd3" on some distros, so we check for it first
TWISTD="$(which twistd3 2>/dev/null)"
if [ $? -ne 0 ]; then
	TWISTD="$(which twistd 2>/dev/null)"
fi
if [ $? -ne 0 ]; then
  	printf "Can't find \"twistd\" script, are you sure that Twisted is installed?\n"	
	exit 1
fi

kill_process() {
    # $1 is the file containing the PID to kill, $2 is the process name
    if [ -f $1 ]; then
        PID=`cat $1`
        if ps -p $PID > /dev/null; then
            printf  "Terminating $2... "
            kill $PID
            while ps -p $PID > /dev/null; do
                sleep 0.2
            done
            printf "OK\n"
        else
            echo "No running process of ID $PID... removing PID file"
            rm -f $1
        fi
    else
        echo "$2 is probably not running (PID file doesn't exist)"
    fi
}

#We use python to parse config files
eval `/usr/bin/env "$PYTHON" << PYTHONEND
from sat.core.constants import Const as C
from sat.tools.config import fixLocalDir
from configparser import ConfigParser
from os.path import expanduser, join
import sys

fixLocalDir()  # XXX: tmp update code, will be removed in the future

config = ConfigParser(defaults=C.DEFAULT_CONFIG)
try:
    config.read(C.CONFIG_FILES)
except:
    print ("echo \"/!\\ Can't read main config ! Please check the syntax\";")
    print ("exit 1")
    sys.exit()

env=[]
env.append("PID_DIR='%s'" % join(expanduser(config.get('DEFAULT', 'pid_dir')),''))
env.append("LOG_DIR='%s'" % join(expanduser(config.get('DEFAULT', 'log_dir')),''))
env.append("APP_NAME='%s'" % C.APP_NAME)
env.append("APP_NAME_FILE='%s'" % C.APP_NAME_FILE)
print (";".join(env))
PYTHONEND
`
APP_NAME="$APP_NAME"
PID_FILE="$PID_DIR$APP_NAME_FILE.pid"
LOG_FILE="$LOG_DIR$APP_NAME_FILE.log"
RUNNING_MSG="$APP_NAME is running"
NOT_RUNNING_MSG="$APP_NAME is *NOT* running"

# if there is one argument which is "stop", then we kill SaT
if [ $# -eq 1 ];then
    if [ $1 = "stop" ];then
        kill_process $PID_FILE "$APP_NAME"
        exit 0
    elif [ $1 = "debug" ];then
        echo "Launching $APP_NAME in debug mode"
        DEBUG="--debug"
    elif [ $1 = "fg" ];then
        echo "Launching $APP_NAME in foreground mode"
        DAEMON="n"
    elif [ $1 = "status" ];then
		if [ -f $PID_FILE ]; then
			PID=`cat $PID_FILE`
			ps -p$PID 2>&1 > /dev/null
			if [ $? = 0  ];then
				echo "$RUNNING_MSG (pid: $PID)"
				exit 0
			else
				echo "$NOT_RUNNING_MSG, but a pid file is present (bad exit ?): $PID_FILE"
				exit 2
			fi
		else
			echo "$NOT_RUNNING_MSG"
			exit 1
		fi
	else
		echo "bad argument, please use one of (stop, debug, fg, status) or no argument"
		exit 1
    fi
fi

MAIN_OPTIONS="-${DAEMON}o"

#Don't change the next lines
AUTO_OPTIONS=""
ADDITIONAL_OPTIONS="--pidfile $PID_FILE --logfile $LOG_FILE $AUTO_OPTIONS $DEBUG"

log_dir=`dirname "$LOG_FILE"`
if [ ! -d $log_dir ] ; then
    mkdir $log_dir
fi

exec /usr/bin/env $PYTHON $TWISTD $MAIN_OPTIONS $ADDITIONAL_OPTIONS $APP_NAME_FILE