Initial commit

docker-assets/backup-eressea.patch

@@ -0,0 +1,25 @@
+--- backup-eressea.org	2020-12-03 19:01:33.947594665 +0000
++++ backup-eressea	2020-12-03 19:39:46.489607175 +0000
+@@ -3,12 +3,21 @@
+   ERESSEA=$HOME/eressea
+   echo "The ERESSEA environment variable is not set. Assuming $ERESSEA."
+ fi
++
+ GAME=$1
+ 
++# script can have 3 parameters
++# $1 = game number
++# $2 = turn
++# $3 = upload url
++# the upload url and hence the upload it only done, if all three parameter are given
++[ -n $3 ] && UPLOAD_WEBDAV_URL=$3
++
+ upload() {
++  [ -z $UPLOAD_WEBDAV_URL ] && return
+   SRC="$1"
+   DST=$(basename "$SRC")
+-  echo put "$SRC" "$DST" | cadaver "https://dav.box.com/dav/Eressea/game-$GAME/"
++  echo put "$SRC" "$DST" | cadaver "$UPLOAD_WEBDAV_URL"
+ }
+ 
+ if [ ! -d $ERESSEA/game-$GAME ]; then

docker-assets/check-orders.sh.patch

@@ -0,0 +1,19 @@
+--- check-orders.sh.bak	2020-12-05 17:24:17.709599000 +0000
++++ check-orders.sh	2020-12-05 17:25:04.054911000 +0000
+@@ -4,6 +4,7 @@
+ #set -x
+
+ GAME="$1"
++RULES="$2"
+ WARNINGS=0
+
+ if [ -z "$ERESSEA" ] ; then
+@@ -40,7 +41,7 @@
+ check() {
+   LANGUAGE="$1"
+   FILENAME="$2"
+-  "echeck" -w0 -x -R "e$GAME" -L "$LANGUAGE" "$FILENAME"
++  "echeck" -w0 -x -R "$RULES" -L "$LANGUAGE" "$FILENAME"
+ }
+
+ orders() {

docker-assets/create-orders.patch

@@ -0,0 +1,16 @@
+--- create-orders.org	2020-12-03 20:21:23.379383000 +0000
++++ create-orders	2020-12-03 20:22:20.290087000 +0000
+@@ -10,12 +10,12 @@
+ 
+ cd "$ERESSEA/game-$GAME" || exit
+ 
+-lockfile -r3 -l120 orders.queue.lock
+ if [ -d "orders.dir.$TURN" ]; then
+   echo "orders.dir.$TURN already exists"
+   exit
+ fi
+ rm -f "orders.$TURN"
++lockfile -r3 -l120 orders.queue.lock
+ 
+ cd orders.dir || exit
+ 

docker-assets/lua-scripts/modifymap.lua

@@ -0,0 +1,15 @@
+local path = 'scripts'
+if config.install then
+	path = config.install .. '/' .. path
+end
+package.path = package.path .. ';' .. path .. '/?.lua;' .. path .. '/?/init.lua'
+require 'eressea.path'
+require 'eressea'
+require 'eressea.xmlconf'
+
+eressea.read_game(get_turn() .. ".dat")
+gmtool.editor()
+eressea.write_game(get_turn() .. ".dat")
+write_database()
+write_passwords()
+

docker-assets/lua-scripts/newgame.lua

@@ -0,0 +1,30 @@
+require("config")
+require("eressea")
+require("tools/build-e3")
+
+-- script build-e3 calls functions in module eressea; but without module name
+-- don't how to solve this; but is fully operational
+free_game = eressea.free_game
+
+-- first we have to create an empty game data file
+-- reason: only when a game is loaded, the random seed is initialized correctly
+eressea.free_game()
+eressea.write_game(get_turn() .. ".dat")
+
+-- load game data in order to seed initialized
+eressea.free_game()
+eressea.read_game(get_turn() .. ".dat")
+local w = os.getenv("ERESSEA_MAP_WIDTH")
+if not w then  
+    w = 80
+end
+local h = os.getenv("ERESSEA_MAP_HEIGHT")
+if not h then
+    h = 40
+end
+local pl = plane.create(0, -w/2, -h/2, w+1, h+1)
+build(pl)
+fill(pl, w, h)
+
+-- save new world
+eressea.write_game(get_turn() .. ".dat")

docker-assets/run-eressea.sh

@@ -0,0 +1,62 @@
+#!/bin/bash
+
+# this script is based on run-eressea.cron
+# differences to original
+#   it is possible to run a turn with empty orders 
+
+eval "$(luarocks path)"
+GAME=$1
+ENABLE_EMPTY_ORDERS=$2
+(
+[ "$ENABLED" == "no" ] && exit
+[ -z "$ERESSEA" ] && ERESSEA="$HOME/eressea"
+
+export ERESSEA
+BIN="$ERESSEA/server/bin"
+TURN=$(cat "$ERESSEA/game-$GAME/turn")
+if [ ! -e "$ERESSEA/game-$GAME/data/$TURN.dat" ]; then
+  echo "data file $TURN is missing, cannot run turn for game $GAME"
+  exit 1
+fi
+REPORTS="$ERESSEA/game-$GAME/reports"
+if [ -d "$REPORTS" ]; then
+  rm -rf "$REPORTS"
+fi
+mkdir "$REPORTS"
+
+cd "$ERESSEA/game-$GAME" || exit
+
+if [ -d test ]; then
+  touch test/execute.lock
+fi
+
+"$BIN/create-orders" "$GAME" "$TURN"
+if [ ! -s "$ERESSEA/game-$GAME/orders.$TURN" ]; then
+    if [ "$ENABLE_EMPTY_ORDERS" != "yes"]; then
+      echo "server did not create orders for turn $TURN in game $GAME"
+      exit 2
+    fi
+fi
+
+"$BIN/backup-eressea" "$GAME" "$TURN"
+rm -f execute.lock
+"$BIN/run-turn" "$GAME" "$TURN"
+touch execute.lock
+
+if [ ! -s "$REPORTS/reports.txt" ]; then
+  echo "server did not create reports.txt in game $GAME"
+  exit 4
+fi
+"$BIN/backup-eressea" "$GAME" "$TURN"
+let TURN=$TURN+1
+if [ ! -s "$ERESSEA/game-$GAME/data/$TURN.dat" ]; then
+  echo "server did not create data for turn $TURN in game $GAME"
+  exit 3
+fi
+echo "sending reports for game $GAME, turn $TURN"
+"$BIN/compress.sh" "$GAME" "$TURN"
+"$BIN/sendreports.sh" "$GAME"
+"$BIN/backup-eressea" "$GAME" "$TURN"
+rm -f test/execute.lock
+) | tee -a "$HOME/log/eressea.cron.log"
+

docker-assets/start.sh

@@ -0,0 +1,559 @@
+#!/bin/bash
+base_dir="$(dirname "$0")"
+
+# -------------------
+# -- Helper functions
+
+function ini_sec() {
+  /eressea/server/bin/inifile /data/game-1/eressea.ini add $1
+}
+
+function ini_add() {
+  /eressea/server/bin/inifile /data/game-1/eressea.ini add $1:$2 $3
+}
+
+function ini_get() {
+  /eressea/server/bin/inifile /data/game-1/eressea.ini get $1:$2
+}
+
+function get_turn() {
+    turn=0
+    [ -e /data/game-1/turn ] && turn=$(cat /data/game-1/turn)
+    [ -z $turn ] && turn=0
+}
+
+# -----------------
+# -- Main-commands
+
+cmd_help() {
+    usage() {
+        echo ""
+        echo "Usage: $0 COMMAND [-h] [arguments]"
+        echo ""
+        echo "supported COMMANDs:"
+        echo " addpwd             adds password in newfactions"
+        echo " bash               start a bash shell"
+        echo " generate           generate eressea.ini and all relevant files"
+        echo " help               show this help"
+        echo " mail               process incoming e-mail"
+        echo " map                generate/edit game map"
+        echo " run                execute Eressea game turn"
+        echo " shutdown           remove temporaray Eressea environment"
+        echo " startup            create temporaray Eressea environment which is necessary for scripts"
+        echo ""
+        echo "arguments:"
+        echo "-h ... show more details of command"
+        exit 2
+    }
+    usage
+}
+
+cmd_bash() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Starts an interactive bash shell."
+        echo "Usage: $0 bash [-h] [-n]"
+        echo "-h ... show this help"
+        echo "-n ... start a 'naked' bash, which means eressea is not setup"
+        echo "       can be done later by invoking '/eressea/start.sh startup'"
+        echo "       before you exit the shell, call '/eressea/start.sh shutdown'"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o hn -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    naked=0
+    while :; do
+        case "$1" in
+            -h) usage  ; shift ;;
+            -n) naked=1; shift ;;
+            --) shift  ; break ;;
+        esac
+    done
+
+    [ ${naked} == 0 ] && cmd_startup || echo "started bash without any Eressea environment setup"
+    /bin/bash
+    [ ${naked} == 0 ] && cmd_shutdown
+}
+
+cmd_startup() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Setup an environment which enables Eressea to find a runtime environment where all scripts are functional."
+        echo "Usage: $0 startup [-h]"
+        echo "-h ... show this help"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o h -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    while :; do
+        case "$1" in
+            -h) usage ; shift ;;
+            --) shift ; break ;;
+        esac
+    done
+
+    mkdir -p /data/config
+    mkdir -p /data/log
+
+    ln -sf /data/config/muttrc ~/.muttrc
+    ln -sf /data/config/fetchmailrc ~/.fetchmailrc
+    ln -sf /data/config/procmailrc ~/.procmailrc
+
+    ln -sf /eressea/server /data/server
+    ln -sf /eressea/orders-php /data/orders-php
+
+    mkdir -p /data/game-1
+    mkdir -p /data/game-1/backup
+    ln -sf /data/server/scripts/config.lua /data/game-1/config.lua
+    ln -sf /data/server/bin/eressea /data/game-1/eressea
+    ln -sf /data/server/scripts/reports.lua /data/game-1/reports.lua
+    ln -sf /data/server/scripts/run-turn.lua /data/game-1/run-turn.lua
+
+    cd /data/game-1
+    echo "Eressea environment setup complete"
+}
+
+cmd_shutdown() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Removes temporary Eressea environment from mapped /data folder."
+        echo "Usage: $0 shutdown [-h]"
+        echo "-h ... show this help"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o h -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    while :; do
+        case "$1" in
+            -h) usage ; shift ;;
+            --) shift ; break ;;
+        esac
+    done
+
+    [ -e /data/game-1/config.lua ] && rm /data/game-1/config.lua
+    [ -e /data/game-1/eressea ] && rm /data/game-1/eressea
+    [ -e /data/game-1/reports.lua ] && rm /data/game-1/reports.lua
+    [ -e /data/game-1/run-turn.lua ] && rm /data/game-1/run-turn.lua
+
+    [ -e /data/server ] && rm /data/server
+    [ -e /data/orders-php ] && rm /data/orders-php
+
+    [ -e ~/.muttrc ] && rm -f ~/.muttrc
+    [ -e ~/.fetchmailrc ] && rm -f ~/.fetchmailrc
+    [ -e ~/.procmailrc ] && rm -f ~/.procmailrc
+
+    [ -e /data/config/logrotate ] && logrotate /data/config/logrotate
+
+    echo "Eressea environment successfully removed"
+}
+
+cmd_generate() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Generates eressea.ini file and all other necessary files/folders needed by this Docker container."
+        echo "Usage: $0 generate [options]"
+        echo ""
+        echo "General option:"
+        echo "-f   force generating of files - delete will be done without prompt!"
+        echo "-g   generate all other necessary files and folders (values are defined by eressea.ini and mail.ini)"
+        echo "-h   show this help"
+        echo "-i   generate eressea.ini and mail.ini file"
+        echo ""
+        echo "If eressea.ini is not available, option -i is mandatory. All of the following options are also necessray:"
+        echo "  --from <email>           e-mail address Eressea postbox"
+        echo "  --imap_server <addr>     IMAP server address. If not provided, value of smtp_server is used."
+        echo "  --imap_user <user>       user for IMAP server. If not provided, value of smtp_user is used."
+        echo "  --imap_pass <password>   password of IMAP user. If not provided, value of smtp_pass is used."
+        echo "  --smtp_server <addr>     SMTP server address. If not provided, value of imap_server is used."
+        echo "  --smtp_user <user>       user for SMTP server. If not provided, value of imap_user is used."
+        echo "  --smtp_pass <password>   password of SMTP user. If not provided, value of imap_pass is used."
+        echo ""
+        echo "  Optional:"
+        echo "  --game_name <name>   name of self hosted Eressea game. Default=MyEressea"
+        echo "  --realname name>     real name used for e-Mails. Default=Game Server <game_name>"
+        echo "  --smtp_port <port>   port of SMTP server, Default=587"
+        echo "  --imap_port <port>   port of IMAP server, Default=993"
+        echo "  --rules <ruleset>    ruleset, Defaule=e3"
+        exit 2
+    }
+
+    args=$(getopt --name generate -o fghi --long game_name:,from:,realname:,smtp_server:,smtp_port:,smtp_user:,smtp_pass:,imap_server:,imap_port:,imap_user:,imap_pass:,rules: -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    force=0
+    do_gen=0
+    do_ini=0
+    game_name="MyEressea"
+    imap_port=993
+    smtp_port=587
+    rules="e3"
+
+    while :; do
+        case "$1" in
+            -f)            force=1          ; shift   ;;
+            -g)            do_gen=1         ; shift   ;;
+            -h)            usage            ; shift   ;;
+            -i)            do_ini=1         ; shift   ;;
+            --game_name)   game_name="$2"   ; shift 2 ;;
+            --from)        from="$2"        ; shift 2 ;;
+            --realname)    realname="$2"    ; shift 2 ;;
+            --smtp_server) smtp_server="$2" ; shift 2 ;;
+            --smtp_port)   smtp_port="$2"   ; shift 2 ;;
+            --smtp_user)   smtp_user="$2"   ; shift 2 ;;
+            --smtp_pass)   smtp_pass="$2"   ; shift 2 ;;
+            --imap_server) imap_server="$2" ; shift 2 ;;
+            --imap_port)   imap_port="$2"   ; shift 2 ;;
+            --imap_user)   imap_user="$2"   ; shift 2 ;;
+            --imap_pass)   imap_pass="$2"   ; shift 2 ;;
+            --rules)       rules="$2"       ; shift 2 ;;
+            --)            shift            ; break   ;;
+        esac
+    done
+
+    if [ $do_ini == 1 ]; then
+        mkdir -p /data/game-1
+        [ -e /data/game-1/eressea.ini ] && [ $force == 0 ] && usage "eressea.ini already exists. Add option -f"
+
+        [ -z "$imap_server" ] && [ -n "$smtp_server" ] && imap_server=$smtp_server
+        [ -z "$imap_user" ] && [ -n "$smtp_user" ] && imap_user=$smtp_user
+        [ -z "$imap_pass" ] && [ -n "$smtp_pass" ] && imap_pass=$smtp_pass
+
+        [ -z "$smtp_server" ] && [ -n "$imap_server" ] && smtp_server=$imap_server
+        [ -z "$smtp_user" ] && [ -n "$imap_user" ] && smtp_user=$imap_user
+        [ -z "$smtp_pass" ] && [ -n "$imap_pass" ] && smtp_pass=$imap_pass
+
+        [ -z "$realname" ] && realname="Game Server ${game_name}"
+
+        [ -z "$game_name" ] || [ -z "$from" ] || [ -z "$realname" ] || [ -z "$rules" ] || \
+        [ -z "$smtp_server" ] || [ -z "$smtp_port" ] || [ -z "$smtp_user" ] || [ -z "$smtp_pass" ] || \
+        [ -z "$imap_server" ] || [ -z "$imap_port" ] || [ -z "$imap_user" ] || [ -z "$imap_pass" ] && \
+          usage "not all options relevant for eressea.ini were provided"
+
+        [ -e /data/game-1/eressea.ini ] && rm -f /data/game-1/eressea.ini
+        touch /data/game-1/eressea.ini
+
+        ini_sec game
+        ini_add game locales de,en
+        ini_add game id 1
+        ini_add game start 0
+        ini_add game email $from
+        ini_add game name $game_name
+        ini_add game seed `shuf -i 0-9999 -n1`
+        ini_add game dbname eressea.db
+        ini_add game dbswap :memory:
+        ini_add game mailcmd `echo "print '$game_name'.upper()" | python`
+        ini_sec lua
+        ini_add lua install /data/server
+        ini_add lua paths /data/server/scripts:/data/server/lunit
+        ini_add lua rules $rules 
+        echo "eressea.ini generated"
+
+        [ -e /data/config/mail.ini ] && rm -f /data/config/mail.ini
+        mkdir -p /data/config
+        echo "[smtp]" > /data/config/mail.ini
+        echo "server = $smtp_server" >> /data/config/mail.ini
+        echo "port = $smtp_port" >> /data/config/mail.ini
+        echo "user = $smtp_user" >> /data/config/mail.ini
+        echo "pass = $smtp_pass" >> /data/config/mail.ini
+        echo "[imap]" >> /data/config/mail.ini
+        echo "server = $imap_server" >> /data/config/mail.ini
+        echo "port = $imap_port" >> /data/config/mail.ini
+        echo "user = $imap_user" >> /data/config/mail.ini
+        echo "pass = $imap_pass" >> /data/config/mail.ini
+        echo "[general]" >> /data/config/mail.ini
+        echo "realname = $realname" >> /data/config/mail.ini
+        echo "mail.ini generated"
+    fi
+
+    if [ $do_gen == 1 ]; then
+        [ ! -e /data/game-1/eressea.ini ] && usage "eressea.ini missing. Use option -i"
+
+        if [ $force == 1 ]; then
+            echo "existing game data deleted"
+            for node in /data/game-1/*
+            do
+                [ $node == "/data/game-1/eressea.ini" ] && continue
+                [ -d $node ] && rm -rf $node || rm -f $node 
+            done;
+        else 
+            echo "existing game data is not touched. Missing files are recreated"
+        fi
+
+        mkdir -p /data/config
+        tmpfile=$(mktemp ini.XXX)
+        cat /data/game-1/eressea.ini > $tmpfile
+        cat /data/config/mail.ini >> $tmpfile
+
+        [ -e /data/config/fetchmailrc ] && [ $force == 0 ] && rm -f /data/config/fetchmailrc
+        [ ! -e /data/config/fetchmailrc ] && j2 -f ini /eressea/template-config/fetchmailrc $tmpfile > /data/config/fetchmailrc
+        chmod 700 /data/config/fetchmailrc
+
+        [ -e /data/config/procmailrc ] && [ $force == 0 ] && rm -f /data/config/procmailrc
+        [ ! -e /data/config/procmailrc ] && j2 -f ini /eressea/template-config/procmailrc $tmpfile > /data/config/procmailrc
+
+        [ -e /data/config/muttrc ] && [ $force == 0 ] && rm -f /data/config/muttrc
+        [ ! -e /data/config/muttrc ] && j2 -f ini /eressea/template-config/muttrc $tmpfile > /data/config/muttrc
+
+        [ -e /data/config/logrotate ] && [ $force == 0 ] && rm -f /data/config/logrotate
+        [ ! -e /data/config/logrotate ] && cp /eressea/template-config/logrotate /data/config/logrotate
+
+        rm -f $tmpfile
+
+        mkdir -p /data/mail/cache
+        mkdir -p /data/mail/postbox/inbox/{cur,new,tmp}
+        mkdir -p /data/mail/postbox/sent/{cur,new,tmp}
+        mkdir -p /data/mail/postbox/draft/{cur,new,tmp}
+        mkdir -p /data/mail/certificates
+
+        mkdir -p /data/game-1/data
+        mkdir -p /data/game-1/reports
+        mkdir -p /data/game-1/backup
+        [ ! -e /data/game-1/newfactions ] && touch /data/game-1/newfactions
+        [ ! -e /data/game-1/turn ] && echo 0 > /data/game-1/turn
+
+        echo "all basic game files generated"
+        echo "next step would be to create a new game file / map; therefore use '$0 map -h'"
+    fi
+
+    [ $do_gen == 0 ] && [ $do_ini == 0 ] && usage "nothing to generate. Use option -i or -g"
+}
+
+cmd_map() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Generate or edit Eressea map."
+        echo "Usage: $0 map [options]"
+        echo "-h ... show this help"
+        echo "-n ... generate new map. If map already exists, it will be overwritten!"
+        echo "-w ... width of new map - only relevant together with -n"
+        echo "-e ... height of new map - only relevant together with -n"
+        echo "-t ... turn"
+        echo "-s ... save map when editor is closed"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o hnw:e:t:s -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    create_new=0
+    export ERESSEA_MAP_WIDTH=60
+    export ERESSEA_MAP_HEIGHT=40
+    get_turn
+    save=0
+
+    while :; do
+        case "$1" in
+            -h) usage                ; shift   ;;
+            -n) create_new=1         ; shift   ;;
+            -w) ERESSEA_MAP_WIDTH=$2 ; shift 2 ;;
+            -e) ERESSEA_MAP_HEIGHT=$2; shift 2 ;;
+            -t) turn=$2              ; shift 2 ;;
+            -s) save=1               ; shift   ;;
+            --) shift                ; break   ;;
+        esac
+    done
+
+    cmd_startup
+
+    if [ $create_new == 1 ]; then
+        ini_sec game
+        ini_add game seed `shuf -i 0-9999 -n1`
+
+        ./eressea -v 0 -t $turn /eressea/lua-scripts/newgame.lua
+        echo "created new game map with size ${ERESSEA_MAP_WIDTH}x${ERESSEA_MAP_HEIGHT}"
+    fi
+
+    if [ $save == 1 ]; then 
+        ./eressea -v 0 -t $turn /eressea/lua-scripts/modifymap.lua 
+    else
+        ./eressea -v 0 -t $turn /data/server/scripts/map.lua
+    fi
+
+    cmd_shutdown
+}
+
+cmd_addpwd() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "In file 'newfactions' on lines without password a secure one is generated and inserted."
+        echo "Usage: $0 addpwd [options]"
+        echo "-f ... force usage of new password"
+        echo "-h ... show this help"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o hf -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    force=0
+    while :; do
+        case "$1" in
+            -h) usage  ; shift ;;
+            -f) force=1; shift ;;
+            --) shift  ; break ;;
+        esac
+    done
+
+    [ ! -e "/data/game-1/newfactions" ] && echo "file newfactions does not exist" && exit
+
+    tmpfile=$(mktemp newfactions.XXX) 
+    touch $tmpfile
+
+    while IFS=" " read -r email race language pass alliance
+    do
+        [ -z "$email" ] && continue
+        echo "found player $email ($race), language $language`[ -n "$alliance" ] && echo " in alliance with $alliance"`"
+        if [ -z "$pass" ] || [ $force == 1 ]; then
+            new_pass="`pwgen -c -n -y 8 1`"
+            echo "  new password $new_pass`[ -n "$pass" ] && echo " replaces former password $pass"`"
+        else
+            new_pass=$pass
+            echo "  uses password $pass"
+        fi
+        echo "$email $race $language $new_pass`[ -n "$alliance" ] && echo " $alliance"`" >> $tmpfile
+    done < /data/game-1/newfactions
+
+    rm -f /data/game-1/newfactions
+    mv $tmpfile /data/game-1/newfactions
+}
+
+cmd_mail() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Process incoming e-mails"
+        echo "Usage: $0 mail [options]"
+        echo "-c ... check orders and send email to player"
+        echo "-f ... fetch mail from server and pre-process them"
+        echo "-h ... show this help"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o hcf -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    fetch=0
+    check=0
+    while :; do
+        case "$1" in
+            -f) fetch=1; shift ;;
+            -c) check=1; shift ;;
+            -h) usage  ; shift ;;
+            --) shift  ; break ;;
+        esac
+    done
+
+    [ $(expr $fetch + $check) == 0 ] && usage "either option -f or -c is necessary"
+
+    cmd_startup
+
+    if [ $fetch == 1 ]; then
+        touch /data/log/fetchmail.log
+        fetchmail >> /data/log/fetchmail.log 2>&1
+    fi
+
+    if [ $check == 1 ]; then
+        mkdir -p /data/game-1/orders.dir
+        rules="$(ini_get lua rules)"
+        /data/orders-php/check-orders.sh 1 $rules
+    fi
+
+    cmd_shutdown
+}
+
+cmd_run() {
+    usage() {
+        [ -n "$1" ] && echo -e "\n$1"
+        echo ""
+        echo "Execute next game turn"
+        echo "Usage: $0 rung [options]"
+        echo "-h ... show this help"
+        exit 2
+    }
+
+    args=$(getopt --name shutdown -o h -- "$@")
+
+    if [ $? != 0 ]; then
+        usage 
+        exit
+    fi
+    eval set -- "$args"
+
+    while :; do
+        case "$1" in
+            -h) usage  ; shift  ;;
+            --) shift  ; break  ;;
+        esac
+    done
+
+    cmd_startup
+    mkdir -p $HOME/log
+    mkdir -p /data/game-1/orders.dir        
+    touch /data/log/eressea.cron.log
+    ln -sf /data/log/eressea.cron.log $HOME/log/eressea.cron.log
+
+    get_turn
+    enable_empty_orders="no"
+    [ "$turn" == "0" ] && enable_empty_orders="yes"
+    /eressea/run-eressea.sh 1     
+
+    cmd_shutdown
+}
+
+# ----------------
+# -- Main function
+
+COMMAND="$1"
+shift
+
+case $COMMAND in
+    "help" | "startup" | "shutdown" | "bash" | "generate" | "map" | "addpwd" | "mail" | "run") eval cmd_$COMMAND "$@" ;;
+    *) cmd_help ;;
+esac

docker-assets/template-config/fetchmailrc

@@ -0,0 +1,18 @@
+##################################
+## UPDATE EVERYTHING FROM HERE >>>
+
+# set correct mail server and its credentials
+# note: mails are removed from IMAP server and copied in local mailbox
+poll {{imap.server}} proto IMAP
+     with port {{imap.port}}
+     user "{{imap.user}}"
+     pass "{{imap.pass}}"
+     ssl
+     fetchall
+     #keep
+
+## <<< UPDATE EVERYTHING TO HERE 
+################################
+
+mda "/usr/bin/procmail -d %T"
+set no bouncemail

docker-assets/template-config/logrotate

@@ -0,0 +1,9 @@
+/data/log/*.log {
+
+    weekly
+    create 0644 root root
+    rotate 2
+    compress
+ 
+    delaycompress
+}

docker-assets/template-config/muttrc

@@ -0,0 +1,47 @@
+##################################
+## UPDATE EVERYTHING FROM HERE >>>
+
+# name of the sender for eressea mails
+set from = "{{game.email}}"
+set realname = "{{general.realname}}"
+
+# credentials for smtp access
+set smtp_url = "smtp://{{smtp.user}}@{{smtp.server}}:{{smtp.port}}"
+set smtp_pass = "{{smtp.pass}}"
+
+# from time to time change this value from no to yes. 
+# It will clean the mail caches. But it can be slow in big mailboxes
+set message_cache_clean = no
+
+## <<< UPDATE EVERYTHING TO HERE 
+################################
+
+# caches
+set header_cache = "/data/mail/cache/headers"
+set message_cachedir = "/data/mail/cache/bodies"
+set certificate_file = "/data/mail/certificates"
+
+# mailbox
+set mbox_type="maildir"
+set folder="/data/mail/postbox"
+set spoolfile="+inbox"
+set record="+sent"
+set postponed="+draft"
+set move=no
+
+mailboxes `echo -n "+ "; find /data/mail/postbox -maxdepth 1 -type d -name "*" -printf "+'%f' "`
+macro index c "<change-folder>?<toggle-mailboxes>" "open a different folder"
+macro pager c "<change-folder>?<toggle-mailboxes>" "open a different folder"
+macro index C "<copy-message>?<toggle-mailboxes>" "copy a message to a mailbox"
+macro index M "<save-message>?<toggle-mailboxes>" "move a message to a mailbox"
+macro compose A "<attach-message>?<toggle-mailboxes>" "attach message(s) to this message"
+
+# various options
+set mail_check = 30
+set sort = "threads"
+set sort_aux = "reverse-last-date-received"
+set auto_tag = yes
+hdr_order Date From To Cc
+alternative_order text/plain text/html *
+auto_view text/html
+set editor = "nano"

docker-assets/template-config/procmailrc

@@ -0,0 +1,25 @@
+SHELL=/bin/bash
+PATH=/usr/sbin:/usr/bin:/bin
+MAILDIR=/data/mail/postbox
+DEFAULT=$MAILDIR
+LOGFILE=/data/log/procmail.log
+LOG=""
+VERBOSE=yes
+FROM=`formail -cx From:`
+ERESSEA=/data
+
+:0:server.lock
+* ^Subject:.*{{game.mailcmd}} REPORT \/.*
+* !From: {{game.email}}
+| tr -d '^Z' | /data/server/bin/sendreport.sh 1 "$FROM" $MATCH
+
+:0:server.lock
+* ^Subject:.*{{game.mailcmd}} BEFEHLE
+| grep -v '>From' | /data/server/bin/orders-accept 1 de
+
+:0:server.lock
+* ^Subject:.*{{game.mailcmd}} ORDERS
+| grep -v '>From' | /data/server/bin/orders-accept 1 en
+
+:0:
+$MAILDIR/inbox/