mirror of
https://github.com/itzg/docker-minecraft-server
synced 2024-12-12 13:22:28 +00:00
246 lines
7.6 KiB
Bash
Executable file
246 lines
7.6 KiB
Bash
Executable file
#!/bin/bash
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# shellcheck source=start-utils
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. "${SCRIPTS:-/}start-utils"
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: "${SERVER_PROPERTIES:=/data/server.properties}"
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: "${OVERRIDE_SERVER_PROPERTIES:=true}"
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: "${SKIP_SERVER_PROPERTIES:=false}"
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: "${ENABLE_WHITELIST:=}"
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# FUNCTIONS
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function setServerPropValue {
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local prop=$1
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local value=$2
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# normalize booleans
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case ${value^^} in
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TRUE|FALSE)
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value=${value,,} ;;
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esac
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if [[ $prop =~ password ]]; then
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showValue="*****"
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else
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showValue="$value"
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fi
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if [ -f "$SERVER_PROPERTIES" ] && grep "${prop}" "$SERVER_PROPERTIES" > /dev/null; then
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debug "Setting ${prop} to '${showValue}' in ${SERVER_PROPERTIES}"
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sed -i "/^${prop}\s*=/ c ${prop}=${value//\\/\\\\}" "$SERVER_PROPERTIES"
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else
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debug "Adding ${prop} with '${showValue}' in ${SERVER_PROPERTIES}"
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echo "${prop}=${value}" >> "$SERVER_PROPERTIES"
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fi
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}
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function setServerProp {
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local prop=$1
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local varName=$2
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if [ -v $varName ]; then
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setServerPropValue "$prop" "${!varName}"
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fi
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}
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function customizeServerProps {
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local firstSetup=$1
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# Whitelist processing
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if [ -n "$WHITELIST" ] || [ -n "$WHITELIST_FILE" ] || isTrue "${ENABLE_WHITELIST}"; then
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log "Enabling whitelist functionality"
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setServerPropValue "white-list" "true"
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setServerPropValue "enforce-whitelist" "true"
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elif isTrue "$firstSetup" || isFalse "${ENABLE_WHITELIST}"; then
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log "Disabling whitelist functionality"
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setServerPropValue "white-list" "false"
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setServerProp "enforce-whitelist" ENFORCE_WHITELIST
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fi
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# normalize MOTD
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if [[ ${TYPE^^} = LIMBO ]]; then
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if [[ $MOTD ]] && ! [[ $MOTD =~ ^{ ]]; then
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MOTD="{\"text\":\"${MOTD}\"}"
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fi
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fi
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setServerProp "server-name" SERVER_NAME
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setServerProp "server-ip" SERVER_IP
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setServerProp "server-port" SERVER_PORT
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setServerProp "allow-nether" ALLOW_NETHER
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setServerProp "announce-player-achievements" ANNOUNCE_PLAYER_ACHIEVEMENTS
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setServerProp "enable-command-block" ENABLE_COMMAND_BLOCK
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setServerProp "spawn-animals" SPAWN_ANIMALS
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setServerProp "spawn-monsters" SPAWN_MONSTERS
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setServerProp "spawn-npcs" SPAWN_NPCS
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setServerProp "spawn-protection" SPAWN_PROTECTION
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setServerProp "generate-structures" GENERATE_STRUCTURES
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setServerProp "view-distance" VIEW_DISTANCE
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setServerProp "hardcore" HARDCORE
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setServerProp "snooper-enabled" SNOOPER_ENABLED
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setServerProp "max-build-height" MAX_BUILD_HEIGHT
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setServerProp "force-gamemode" FORCE_GAMEMODE
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setServerProp "max-tick-time" MAX_TICK_TIME
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setServerProp "enable-query" ENABLE_QUERY
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setServerProp "query.port" QUERY_PORT
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setServerProp "enable-rcon" ENABLE_RCON
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setServerProp "rcon.password" RCON_PASSWORD
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setServerProp "rcon.port" RCON_PORT
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setServerProp "max-players" MAX_PLAYERS
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setServerProp "max-world-size" MAX_WORLD_SIZE
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setServerProp "level-name" LEVEL
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setServerProp "level-seed" SEED
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setServerProp "pvp" PVP
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setServerProp "generator-settings" GENERATOR_SETTINGS
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setServerProp "online-mode" ONLINE_MODE
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setServerProp "allow-flight" ALLOW_FLIGHT
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setServerProp "resource-pack" RESOURCE_PACK
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setServerProp "resource-pack-sha1" RESOURCE_PACK_SHA1
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setServerProp "require-resource-pack" RESOURCE_PACK_ENFORCE
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setServerProp "player-idle-timeout" PLAYER_IDLE_TIMEOUT
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setServerProp "broadcast-console-to-ops" BROADCAST_CONSOLE_TO_OPS
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setServerProp "broadcast-rcon-to-ops" BROADCAST_RCON_TO_OPS
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setServerProp "enable-jmx-monitoring" ENABLE_JMX
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setServerProp "sync-chunk-writes" SYNC_CHUNK_WRITES
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setServerProp "enable-status" ENABLE_STATUS
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setServerProp "entity-broadcast-range-percentage" ENTITY_BROADCAST_RANGE_PERCENTAGE
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setServerProp "function-permission-level" FUNCTION_PERMISSION_LEVEL
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setServerProp "network-compression-threshold" NETWORK_COMPRESSION_THRESHOLD
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setServerProp "op-permission-level" OP_PERMISSION_LEVEL
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setServerProp "prevent-proxy-connections" PREVENT_PROXY_CONNECTIONS
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setServerProp "use-native-transport" USE_NATIVE_TRANSPORT
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setServerProp "simulation-distance" SIMULATION_DISTANCE
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setServerProp "previews-chat" PREVIEWS_CHAT
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setServerProp "enforce-secure-profile" ENFORCE_SECURE_PROFILE
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if [[ $MOTD ]]; then
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setServerPropValue "motd" "$(echo "$MOTD" | mc-image-helper asciify)"
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fi
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[[ $LEVEL_TYPE ]] && setServerPropValue "level-type" "${LEVEL_TYPE^^}"
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if [ -n "$DIFFICULTY" ]; then
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case ${DIFFICULTY,,} in
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peaceful|0)
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if versionLessThan 1.13; then
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DIFFICULTY=0
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else
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DIFFICULTY=peaceful
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fi
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;;
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easy|1)
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if versionLessThan 1.13; then
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DIFFICULTY=1
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else
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DIFFICULTY=easy
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fi
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;;
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normal|2)
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if versionLessThan 1.13; then
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DIFFICULTY=2
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else
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DIFFICULTY=normal
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fi
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;;
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hard|3)
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if versionLessThan 1.13; then
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DIFFICULTY=3
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else
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DIFFICULTY=hard
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fi
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;;
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*)
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log "DIFFICULTY must be peaceful, easy, normal, or hard."
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exit 1
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;;
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esac
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setServerPropValue "difficulty" "$DIFFICULTY"
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fi
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if [ -n "$MODE" ]; then
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log "Setting mode"
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case ${MODE,,} in
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su*|0)
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if versionLessThan 1.13; then
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MODE=0
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else
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MODE=survival
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fi
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;;
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c*|1)
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if versionLessThan 1.13; then
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MODE=1
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else
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MODE=creative
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fi
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;;
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a*|2)
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if versionLessThan 1.13; then
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MODE=2
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else
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MODE=adventure
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fi
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;;
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sp*|3)
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if versionLessThan 1.13; then
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MODE=3
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else
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MODE=spectator
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fi
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;;
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*)
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log "ERROR: Invalid game mode: $MODE"
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exit 1
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;;
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esac
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setServerPropValue "gamemode" "$MODE"
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fi
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}
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# Deploy server.properties file
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if [[ ${TYPE} == "CURSEFORGE" ]]; then
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export SERVER_PROPERTIES="${FTB_DIR}/server.properties"
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log "detected FTB, changing properties path to ${SERVER_PROPERTIES}"
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fi
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if ! isTrue "${SKIP_SERVER_PROPERTIES}"; then
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if [ ! -e "$SERVER_PROPERTIES" ]; then
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log "Creating server properties in ${SERVER_PROPERTIES}"
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# If not provided, generate a reasonable default message-of-the-day,
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# which shows up in the server listing in the client
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if ! [ -v MOTD ]; then
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# snapshot is the odd case where we have to look at version to identify that label
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if [[ ${ORIGINAL_TYPE} == "VANILLA" && ${VERSION} == "SNAPSHOT" ]]; then
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label=SNAPSHOT
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else
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label=${ORIGINAL_TYPE}
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fi
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# Convert label to title-case
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label=${label,,}
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label=${label^}
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MOTD="A ${label} Minecraft Server powered by Docker"
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fi
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customizeServerProps true
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elif isTrue "${OVERRIDE_SERVER_PROPERTIES}"; then
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customizeServerProps false
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else
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log "server.properties already created and managed manually"
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fi
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else
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log "Skipping setup of server.properties"
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fi
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if isTrue "${ENABLE_AUTOPAUSE}"; then
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if [ -f "$SERVER_PROPERTIES" ]; then
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current_max_tick=$( grep 'max-tick-time' "$SERVER_PROPERTIES" | sed -r 's/( )+//g' | awk -F= '{print $2}' )
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if (( current_max_tick > 0 && current_max_tick < 86400000 )); then
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log "Warning: The server.properties for the server doesn't have the Server Watchdog (effectively) disabled."
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log " Autopause functionality resuming the process might trigger the Watchdog and restart the server completely."
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log " Set the MAX_TICK_TIME env variable (or max-tick-time property) to a high value (or disable the Watchdog with value -1 for versions 1.8.1+)."
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fi
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fi
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fi
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if isTrue "${DUMP_SERVER_PROPERTIES:-false}"; then
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log "DEBUG Dumping server.properties"
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cat "${SERVER_PROPERTIES}"
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fi
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exec "${SCRIPTS:-/}start-setupEnvVariables" "$@"
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