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Annotation of mtctl/mtctl_default.sh, Revision 1.1.1.1

1.1       bountyht    1: #---------------------------------------------------------------------
                      2: # Filename: mtctl
                      3: # Purpose: Minetest server Control
                      4: # License: Copyright (C) 2021 by Miniontoby <miniontoby@ircnow.org>
                      5: #---------------------------------------------------------------------
                      6:
                      7: #---------------------------------------------------------------------
                      8: # Alias
                      9:
                     10: mtinfo() {
                     11:        MSG="$1"
                     12:        echo -e "mtctl: $MSG" | sed -e 's/\\n/\\nmtctl: /'
                     13: }
                     14: mthelp() {
                     15:        echo -e "usage:  mtctl start|stop|restart|status|create worldname\n        mtctl list|help|version|check_updates"; exit 1
                     16: }
                     17:
                     18:
                     19: #---------------------------------------------------------------------
                     20: # Variables
                     21: if [ "x$1" == "x" ]; then mthelp; exit 1; fi
                     22: ACTION="$1"
                     23: EXITDIR=$MTDIR/tmp
                     24: if [ "$MTBUILD" == "yes" ]; then SERVEREXE="$MTDIR/bin/minetestserver"; else SERVEREXE="`which minetestserver`"; fi
                     25: WORLDBASE=$MTDIR/worlds
                     26: LOGDIR=$MTDIR/log
                     27: EXITFLAGALL=$EXITDIR/minestop.all
                     28: WHOAMI=`whoami`
                     29: OK=0
                     30: VERSION="1.0"
                     31:
                     32:
                     33: #---------------------------------------------------------------------
                     34: # Normal Functions
                     35:
                     36: GetPIDS() {
                     37:        FOO=`ps ax | grep $SERVEREXE | grep " $1" | grep -e "--port" | sed -e "s/^ *//" -e "s/ .*//"`; BAR=`ps ax | grep "mtctl start *$2"\$ | grep -v grep | grep -v "^ *$$ " | sed -e "s/^ *//" -e "s/ .*//"`
                     38: }
                     39:
                     40: SetWorld() {
                     41:        NAME=$1; if [ "x$NAME" == "x" ]; then mthelp; exit 1; fi
                     42:        WORLDDIR=$WORLDBASE/$NAME; if [ \! -d $WORLDDIR ]; then mtstatus "Failed"; mtinfo "Error: World not found: $NAME"; exit 1; fi
                     43:        PORT=`grep '^port.*=' $WORLDDIR/world.conf | sed -e "s/^.*= *//" -e "s/ .*//"`; if [ "x$PORT" == "x" ]; then mtstatus "Failed"; mtinfo "Error: Port for $NAME not defined in cfg file"; exit 1; fi
                     44: }
                     45: mtstatus() {
                     46:        CHECK="$1"
                     47:        EXTRA=""
                     48:        if [ "$CHECK" == "Ok" ]; then
                     49:                GetPIDS "$WORLDDIR" "$NAME"
                     50:                if [ "x$FOO$BAR" \!= "x" ]; then
                     51:                        CHECK="Online"
                     52:                else
                     53:                        CHECK="Offline"
                     54:                fi
                     55:                EXTRA="\n"
                     56:        else if [ "$CHECK" == "Failed" ]; then EXTRA="  \n"; fi; fi
                     57:        echo -ne "\r$NAME($CHECK)$EXTRA"
                     58: }
                     59:
                     60:
                     61: #---------------------------------------------------------------------
                     62: # Pre start
                     63:
                     64: if [ "$ACTION" == "version" ]; then mtinfo "Version: $VERSION"; exit 0; fi
                     65: if [ "@$WHOAMI" \!= "@$MTUSER" ]; then mtinfo "Please switch to $MTUSER"; exit 0; fi
                     66: cd $MTDIR || exit 1
                     67: touch temp.test && OK=1; if [ "@$OK" == "@0" ]; then mtinfo "Error: Directory tree should be owned by the MT user:\n$MTDIR"; exit 1; fi
                     68: rm temp.test || exit 1
                     69: if [ \! -f $SERVEREXE ]; then mtinfo "Error: Couldn't determine SERVEREXE setting\n$SERVEREXE"; exit 1; fi
                     70:
                     71: mkdir -p $EXITDIR || exit 1
                     72: mkdir -p $WORLDBASE || exit 1
                     73: mkdir -p $LOGDIR || exit 1
                     74:
                     75:
                     76: #---------------------------------------------------------------------
                     77: # Functions for executing the actions
                     78:
                     79: startMT() {
                     80:        SetWorld "$1"; mtstatus
                     81:        GetPIDS "$WORLDDIR" "$NAME"
                     82:        BAR=`echo $BAR | wc -l`
                     83:        if [ "x$FOO" \!= "x" ]; then
                     84:                mtstatus "Failed"
                     85:                mtinfo "Error: World seems already to be running\nIf it is not running, run $ mctl stop $NAME to be sure"
                     86:                exit 1
                     87:        fi
                     88:
                     89:        EXITFLAGWORLD=$EXITDIR/minestop.$NAME
                     90:        MINETEST_SUBGAME_PATH=$MTDIR/games
                     91:        # MAYBE Export if linux doesnt work
                     92:
                     93:        rm -f $EXITFLAGALL $EXITFLAGWORLD
                     94:        sleep 1; DIR=`pwd` || exit 1; cd $WORLDDIR || exit 1
                     95:        F1=env_meta.txt; F2=env_meta.old; if [ -s $F1 ]; then N=`grep EnvArgsEnd $F1 | wc -l` || exit 1; if [ "x$N" == "x0" ]; then rm -f $F1 || exit 1; fi; fi; if [ -s $F1 ]; then rm -f $F2; cp -p $F1 $F2 || exit 1; else if [ -s $F2 ]; then rm -f $F1; cp -p $F2 $F1 || exit 1; else rm -f $F1 || exit 1; fi; fi
                     96:        cd $DIR || exit 1
                     97:
                     98:        (
                     99:        while true; do
                    100:                $SERVEREXE --config $WORLDDIR/world.conf --port $PORT --logfile $LOGDIR/debug-$NAME.log --map-dir $WORLDDIR >> $LOGDIR/$NAME.log 2>&1
                    101:                if [ -f $EXITFLAGALL ]; then exit 0; fi; if [ -f $EXITFLAGWORLD ]; then exit 0; fi; sleep 10
                    102:        done
                    103:        ) > $LOGDIR/start-$NAME.txt &
                    104:        mtstatus "Ok"
                    105: }
                    106:
                    107: stopMT() {
                    108:        SetWorld "$1"; mtstatus
                    109:        GetPIDS "$WORLDDIR" "$NAME"
                    110:        if [ "x$FOO$BAR" == "x" ]; then mtstatus "Failed"; mtinfo "$NAME seems to be stopped already"; exit 0; fi
                    111:        if [ "x$FOO" \!= "x" ]; then kill -SIGINT $FOO 2> /dev/null ; sleep 1; kill -SIGINT $FOO 2> /dev/null ; sleep 1; kill -SIGINT $FOO 2> /dev/null ; sleep 1; kill -SIGINT $FOO 2> /dev/null ; fi
                    112:        if [ "x$BAR" \!= "x" ]; then kill -9 $BAR; fi
                    113:
                    114:        mtstatus "Waiting"
                    115:        sleep 15; GetPIDS "$WORLDDIR" "$NAME"
                    116:
                    117:        if [ "x$FOO$BAR" == "x" ]; then
                    118:                mtstatus "Ok"
                    119:        else
                    120:                kill -9 $FOO; kill -9 $FOO; kill -9 $FOO; kill -9 $FOO;
                    121:                if [ "x$BAR" \!= "x" ]; then kill -9 $BAR; fi
                    122:
                    123:                mtstatus "Waiting."
                    124:                sleep 15; GetPIDS "$WORLDDIR" "$NAME"
                    125:                if [ "x$FOO$BAR" == "x" ]; then
                    126:                        mtstatus "Ok"
                    127:                else
                    128:                        mtstatus "Failed"; mtinfo "Error: Stop of $NAME failed\nTry once more, then consult a sysadmin"; exit 1
                    129:                fi
                    130:        fi
                    131: }
                    132:
                    133: restartMT() {
                    134:        SetWorld "$1"
                    135:        /usr/bin/mtctl stop "$1"|| exit 1
                    136:        /usr/bin/mtctl start "$1" || exit 1
                    137: }
                    138:
                    139: statusMT() {
                    140:        SetWorld "$1";
                    141:        mtstatus "Ok"
                    142: }
                    143:
                    144: listMT() {
                    145:        for WORLDNAME in `ls $WORLDBASE 2> /dev/null | grep '^[a-zA-Z0-9]*$' | sort`; do
                    146:                SetWorld "$WORLDNAME"
                    147:                mtinfo "World: $WORLDNAME Port: $PORT"
                    148:        done
                    149: }
                    150:
                    151: createMT() {
                    152:        NAME=$1; if [ "x$NAME" == "x" ]; then mthelp; exit 1; fi
                    153:        if [ "x$NAME" == "x" ]; then echo -e "Failed\nError: Worlds need a name\n"; exit 1; else if [ -d $WORLDBASE/$NAME ]; then echo -e "Failed\nError: World already exist\n"; exit 1; else echo -e "Server name: Ok"; fi; fi
                    154:        echo -ne "\nServer Description: "; read SERVER_DESCRIPTION
                    155:        PortCheck () {
                    156:                CHECK='yes'; if [ -z "${PORT##*[!0-9]*}" ]; then CHECK='no'; ERROR="Ports are only numeric"; return; fi; for x in `ls /home/$MTUSER/minetest/worlds | sort`; do export WCFILE=$WORLDBASE/$x/world.conf; if [ -f $WCFILE ]; then export PORTF=`grep '^port.*=' $WCFILE | sed -e "s/^.*= *//" -e "s/ .*//"`; if [ "x$PORTF" == "x$1" ]; then CHECK='no'; ERROR="Port already in use"; return; fi; fi; done
                    157:        }
                    158:        while true; do echo -ne "\nPort: "; read PORT; PortCheck $PORT; if [ "$CHECK" == "no" ]; then echo -e "Failed\nError: $ERROR"; sleep 1; else echo -e "Ok"; break; fi; done
                    159:        echo -ne "\nMessage Of The Day [MOTD]: "; read MOTD; echo -ne "\nSeed: "; read SEED; echo -ne "\nCreative (true/false): "; read CREATIVE_MODE
                    160:        echo -ne "\nEnable Damage (true/false): "; read ENABLE_DAMAGE; echo -ne "\nEnable Player Versus Player [PVP] (true/false): "; read ENABLE_PVP
                    161:        echo -ne "\nUsername: "; read USERNAME
                    162:
                    163:        cd $WORLDBASE; mkdir $NAME; cd $NAME
                    164:        echo -e "server_name = $NAME\nserver_description = $SERVER_DESCRIPTION\nport = $PORT\nmotd = $MOTD\nfixed_map_seed = $SEED\ncreative_mode = $CREATIVE_MODE\nenable_damage = $ENABLE_DAMAGE\nenable_pvp = $ENABLE_PVP\nname = $USERNAME\nserver_announce = true\nserverlist_url = servers.minetest.net" > world.conf
                    165:        echo -e "creative_mode = $CREATIVE_MODE\nenable_damage = $ENABLE_DAMAGE\nauth_backend = sqlite3\nbackend = sqlite3\nplayer_backend = sqlite3\ngameid = minetest\nworld_name = $NAME" > world.mt
                    166:        echo -ne "\nWorld created!\nWant to start the world?(yes/no): "; read startit
                    167:        if [[ "$startit" == "yes" ]]; then /usr/bin/mtctl start $NAME; fi
                    168:        echo -e "\nSuccess: \033[1;32mDone \033[m\nFeel free to join your new server at port $PORT"
                    169: }
                    170:
                    171: #---------------------------------------------------------------------
                    172: # Handle the actions
                    173:
                    174: case $ACTION in
                    175:        start)
                    176:                startMT "$2"
                    177:                ;;
                    178:        stop)
                    179:                stopMT "$2"
                    180:                ;;
                    181:        restart)
                    182:                restartMT "$2"
                    183:                ;;
                    184:        status)
                    185:                statusMT "$2"
                    186:                ;;
                    187:        list)
                    188:                listMT
                    189:                ;;
                    190:        create)
                    191:                createMT "$2"
                    192:                ;;
                    193:        version)
                    194:                mtinfo "Version: $VERSION"
                    195:                ;;
                    196:        check_updates)
                    197:                NEWESTVERSION=$(curl https://cvsweb.planetofnix.com/cgi-bin/cvsweb/~checkout~/mtctl/version.txt?content-type=text/plain 2> /dev/null)
                    198:                if [ "$NEWESTVERSION" \!= "$VERSION" ]; then
                    199:                        mtinfo "Update avaible!\n\nInstalling update NOW!"
                    200:                        curl 'https://cvsweb.planetofnix.com/cgi-bin/cvsweb/~checkout~/mtctl/installer.sh?content-type=text/plain' 2> /dev/null | $SHELL
                    201:                fi
                    202:        help)
                    203:                mthelp
                    204:                ;;
                    205:        *)
                    206:                mthelp
                    207:                ;;
                    208: esac
                    209:
                    210:
                    211: #---------------------------------------------------------------------
                    212: # Final

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