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dev:scripty:startup_script [07.10.2013 21:34]
127.0.0.1 upraveno mimo DokuWiki
dev:scripty:startup_script [31.12.2013 23:34] (aktuální)
ritchie redirect stderr to stdout from minetest_mapper
Řádek 1: Řádek 1:
 ===== Startup script ===== ===== Startup script =====
  
-brandonuv startup script je infinite loop:+Brandonův [[http://pastebin.com/xE23Kb30|startup script]] je infinite loop:
  
   while true do blabla done   while true do blabla done
  
-proto bude lepsi udelat klasicky startup.sh s podminkama zda mtserver bezi, nic nedelat jinak zalohovat a cronem hlidat ten script\\  +proto je lepší udělat klasický skript minetest_start.sh s podmínkami zda mtserver běží, pokud jo, nic nedělat jinak zálohovat a cronem hlídat ten script. 
-(17:24:24) Pitriss: Ritchie_: BTW v cronu se hodí ěnco ve stylu: \\ +  
 +Do /etc/crontab byl vložen následující řádek: \\ 
   ''   ''
-  */5 *   * * *   minetest    if [ `ps -e | grep -c minetestserver` = '0' ]; then /usr/local/bin/minetest_start.sh; fi+  */5 *   * * *   minetest    if [ `ps -e | grep -c minetest` = '0' ]; then /usr/local/bin/minetest_start.sh >> /opt/minetest-data/logs/minetest_start/minetest_start.log; fi
   ''   ''
 +
 +Skript má v crontabu nastavené přesměrování výstupu do logu.
 +
 +<file bash minetest_start.sh>
 +#!/bin/bash
 +
 +#This script is used to keep minetestserver running if it crash or stops. Also does backups and creates world map.
 +
 +### config section
 +# All patches to directories must have a slash "/" at end!
 +
 +#patch to world
 +WORLD="/opt/minetest/world/classic_technic_game/"
 +#patch to minetest directory
 +MINETEST="/opt/minetest/"
 +#patch to backup directory
 +BACKUP="/opt/minetest-data/world-backups/"
 +#patch to maps directory
 +MAP_DIR="/opt/minetest-data/maps/"
 +#patch to mapper directory
 +MAPPER="/opt/minetest-git/minetest-mapper-cpp/"
 +#path to directory with minetestserver logs
 +LOGS="/opt/minetest-data/logs/"
 +
 +### end of config section
 +
 +#variable which returns today's date and time in format for example 27102013_21:04:06
 +NOW="$(date +%d%m%Y_%T)"
 +#name of world
 +NAME="$(echo "$WORLD" | awk 'BEGIN { FS = "/" } {print $(NF-1)}')"
 +#patch to minetest/world/
 +MT_WORLD="$(echo "$WORLD" | awk 'BEGIN { FS = "/"; OFS = "/" } {$(NF-1)=""; print$0}' | rev | cut -c2- | rev)"
 +#patch and name of backup file
 +BACKUP_TGZ="$BACKUP$NAME$NOW.tar.gz"
 +#name of backup file
 +TGZ="$NAME$NOW.tar.gz"
 +#path and name of output map image
 +MAP_OUT="$MAP_DIR$NAME$NOW.png"
 +#name of output map image
 +MAP="$NAME$NOW.png"
 +#patch and name of logfile
 +LOGFILE="$LOGS$NAME$NOW.txt"
 +
 +#debug of variables
 +#echo WORLD $WORLD
 +#echo MINETEST $MINETEST
 +#echo BACKUP $BACKUP
 +#echo MAP_DIR $MAP_DIR
 +#echo MAPPER $MAPPER
 +#echo LOGS $LOGS
 +#echo NOW $NOW
 +#echo NAME $NAME
 +#echo MT_WORLD $MT_WORLD
 +#echo BACKUP_TGZ $BACKUP_TGZ
 +#echo TGZ $TGZ
 +#echo MAP_OUT $MAP_OUT
 +#echo MAP $MAP
 +#echo LOGFILE $LOGFILE
 +
 +#date and time when job started
 +echo "Script started at time" $NOW
 +
 +#backup of world to *tar.gz in backup directory
 +cd $MT_WORLD ; tar cfz $BACKUP_TGZ $NAME ; cd - &> /dev/null
 +#symbolic link to $BACKUP$NAME-latest.tar.gz
 +cd $BACKUP ; ln -sf $TGZ $NAME-latest.tar.gz ; cd - &> /dev/null
 +
 +#check if mapper is ready
 +if [ -x "$MAPPER/minetest_mapper" ] ; then
 +#do a map
 +$MAPPER/minetest_mapper --draworigin --geometry -3000:-3000+6000+6000 -i $WORLD -o $MAP_OUT >> /opt/minetest-data/logs/minetest_start/minetest_start.log 2>&1
 +#symbolic link to $MAP_DIR$NAME-latest.png
 +cd $MAP_DIR ; ln -sf $MAP $NAME-latest.png ; cd - &> /dev/null
 +
 +else
 +
 +echo "minetest_mapper is not ready"
 +
 +fi
 +
 +#run minetestserver
 +$MINETEST/bin/minetestserver &> $LOGFILE &
 +
 +</file>
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