docker-minecraft-server/start-finalSetup04ServerProperties

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#!/bin/bash
. ${SCRIPTS:-/}start-utils
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# FUNCTIONS
function setServerProp {
local prop=$1
local var=$2
if [ -n "$var" ]; then
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# normalize booleans
case ${var^^} in
TRUE|FALSE)
var=${var,,} ;;
esac
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log "Setting ${prop} to '${var}' in ${SERVER_PROPERTIES}"
sed -i "/^${prop}\s*=/ c ${prop}=${var}" "$SERVER_PROPERTIES"
else
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log "Skip setting ${prop}"
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fi
}
function customizeServerProps {
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if [ -n "$WHITELIST" ]; then
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log "Creating whitelist"
setServerProp "whitelist" "true"
setServerProp "white-list" "true"
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fi
# If not provided, generate a reasonable default message-of-the-day,
# which shows up in the server listing in the client
if [ -z "$MOTD" ]; then
# snapshot is the odd case where we have to look at version to identify that label
if [[ ${ORIGINAL_TYPE} == "VANILLA" && ${VERSION} == "SNAPSHOT" ]]; then
label=SNAPSHOT
else
label=${ORIGINAL_TYPE}
fi
# Convert label to title-case
label=${label,,}
label=${label^}
MOTD="A ${label} Minecraft Server powered by Docker"
fi
setServerProp "server-name" "$SERVER_NAME"
setServerProp "server-ip" "$SERVER_IP"
setServerProp "server-port" "$SERVER_PORT"
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setServerProp "motd" "$MOTD"
setServerProp "allow-nether" "$ALLOW_NETHER"
setServerProp "announce-player-achievements" "$ANNOUNCE_PLAYER_ACHIEVEMENTS"
setServerProp "enable-command-block" "$ENABLE_COMMAND_BLOCK"
setServerProp "spawn-animals" "$SPAWN_ANIMALS"
setServerProp "spawn-monsters" "$SPAWN_MONSTERS"
setServerProp "spawn-npcs" "$SPAWN_NPCS"
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setServerProp "spawn-protection" "$SPAWN_PROTECTION"
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setServerProp "generate-structures" "$GENERATE_STRUCTURES"
setServerProp "view-distance" "$VIEW_DISTANCE"
setServerProp "hardcore" "$HARDCORE"
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setServerProp "snooper-enabled" "$SNOOPER_ENABLED"
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setServerProp "max-build-height" "$MAX_BUILD_HEIGHT"
setServerProp "force-gamemode" "$FORCE_GAMEMODE"
setServerProp "max-tick-time" "$MAX_TICK_TIME"
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setServerProp "enable-query" "$ENABLE_QUERY"
setServerProp "query.port" "$QUERY_PORT"
setServerProp "enable-rcon" "$ENABLE_RCON"
setServerProp "rcon.password" "$RCON_PASSWORD"
setServerProp "rcon.port" "$RCON_PORT"
setServerProp "max-players" "$MAX_PLAYERS"
setServerProp "max-world-size" "$MAX_WORLD_SIZE"
setServerProp "level-name" "$LEVEL"
setServerProp "level-seed" "$SEED"
setServerProp "pvp" "$PVP"
setServerProp "generator-settings" "$GENERATOR_SETTINGS"
setServerProp "online-mode" "$ONLINE_MODE"
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setServerProp "allow-flight" "$ALLOW_FLIGHT"
setServerProp "level-type" "${LEVEL_TYPE^^}"
setServerProp "resource-pack" "$RESOURCE_PACK"
setServerProp "resource-pack-sha1" "$RESOURCE_PACK_SHA1"
setServerProp "player-idle-timeout" "$PLAYER_IDLE_TIMEOUT"
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if [ -n "$DIFFICULTY" ]; then
case $DIFFICULTY in
peaceful|0)
if versionLessThan 1.13; then
DIFFICULTY=0
else
DIFFICULTY=peaceful
fi
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;;
easy|1)
if versionLessThan 1.13; then
DIFFICULTY=1
else
DIFFICULTY=easy
fi
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;;
normal|2)
if versionLessThan 1.13; then
DIFFICULTY=2
else
DIFFICULTY=normal
fi
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;;
hard|3)
if versionLessThan 1.13; then
DIFFICULTY=3
else
DIFFICULTY=hard
fi
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;;
*)
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log "DIFFICULTY must be peaceful, easy, normal, or hard."
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exit 1
;;
esac
setServerProp "difficulty" "$DIFFICULTY"
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fi
if [ -n "$MODE" ]; then
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log "Setting mode"
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MODE_LC=$( echo $MODE | tr '[:upper:]' '[:lower:]' )
case $MODE_LC in
su*|0)
if versionLessThan 1.13; then
MODE=0
else
MODE=survival
fi
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;;
c*|1)
if versionLessThan 1.13; then
MODE=1
else
MODE=creative
fi
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;;
a*|2)
if versionLessThan 1.13; then
MODE=2
else
MODE=adventure
fi
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;;
sp*|3)
if versionLessThan 1.13; then
MODE=3
else
MODE=spectator
fi
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;;
*)
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log "ERROR: Invalid game mode: $MODE"
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exit 1
;;
esac
setServerProp "gamemode" "$MODE"
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fi
}
# Deploy server.properties file
if [[ ${TYPE} == "FEED-THE-BEAST" ]]; then
export SERVER_PROPERTIES=${FTB_DIR}/server.properties
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log "detected FTB, changing properties path to ${SERVER_PROPERTIES}"
fi
if [ ! -e "$SERVER_PROPERTIES" ]; then
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log "Creating server.properties in ${SERVER_PROPERTIES}"
cp /tmp/server.properties "$SERVER_PROPERTIES"
customizeServerProps
elif [ -n "${OVERRIDE_SERVER_PROPERTIES}" ]; then
case ${OVERRIDE_SERVER_PROPERTIES^^} in
TRUE|1)
customizeServerProps
;;
*)
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log "server.properties already created, skipping"
;;
esac
else
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log "server.properties already created, skipping"
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fi
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if isTrue "${ENABLE_AUTOPAUSE}"; then
current_max_tick=$( grep 'max-tick-time' "$SERVER_PROPERTIES" | sed -r 's/( )+//g' | awk -F= '{print $2}' )
if (( $current_max_tick > 0 && $current_max_tick < 86400000 )); then
log "Warning: The server.properties for the server doesn't have the Server Watchdog (effectively) disabled."
log "Warning (cont): Autopause functionality resuming the process might trigger the Watchdog and restart the server completely."
log "Warning (cont): Set the max-tick-time property to a high value (or disable the Watchdog with value -1 for versions 1.8.1+)."
fi
fi
if isDebugging; then
log "DEBUG Dumping server.properties"
cat /data/server.properties
fi
exec ${SCRIPTS:-/}start-finalSetup05EnvVariables $@