docker-minecraft-server/scripts/start-deployFabric
Levy Ehrstein 4e44f33db9
fix: fabric downgrading not working (#1197, #1192)
See #1192 for an in-depth explanation of the problem.

Reported-by: Erik "Coding-Kiwi"
2021-12-13 13:50:20 -06:00

81 lines
2.7 KiB
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Executable file

#!/bin/bash
set -eu
# shellcheck source=start-utils
. "${SCRIPTS:-/}start-utils"
requireVar VANILLA_VERSION
export TYPE=FABRIC
: "${FABRIC_INSTALLER_VERSION:=${FABRICVERSION:-LATEST}}"
: "${FABRIC_INSTALLER:=}"
: "${FABRIC_INSTALLER_URL:=}"
: "${FABRIC_LOADER_VERSION:=LATEST}"
isDebugging && set -x
log "Checking Fabric version information."
if [[ $FABRIC_INSTALLER ]]; then
FABRIC_INSTALLER_VERSION=$(echo -n "$FABRIC_INSTALLER" | mc-image-helper hash)
elif [[ $FABRIC_INSTALLER_URL ]]; then
FABRIC_INSTALLER_VERSION=$(echo -n "$FABRIC_INSTALLER_URL" | mc-image-helper hash)
elif [[ ${FABRIC_INSTALLER_VERSION^^} = LATEST ]]; then
FABRIC_INSTALLER_VERSION=$(maven-metadata-release https://maven.fabricmc.net/net/fabricmc/fabric-installer/maven-metadata.xml)
fi
export SERVER=fabric-server-${VANILLA_VERSION}-${FABRIC_INSTALLER_VERSION}.jar
if [ ! \( -e ${SERVER} -a -e "server-${VANILLA_VERSION}.jar" \) ]; then
if [[ -z $FABRIC_INSTALLER && -z $FABRIC_INSTALLER_URL ]]; then
FABRIC_INSTALLER="fabric-installer-${FABRIC_INSTALLER_VERSION}.jar"
FABRIC_INSTALLER_URL="https://maven.fabricmc.net/net/fabricmc/fabric-installer/${FABRIC_INSTALLER_VERSION}/fabric-installer-${FABRIC_INSTALLER_VERSION}.jar"
elif [[ -z $FABRIC_INSTALLER ]]; then
FABRIC_INSTALLER="fabric-installer.jar"
elif [[ ! -e $FABRIC_INSTALLER ]]; then
log "ERROR: the given Fabric installer doesn't exist : $FABRIC_INSTALLER"
exit 2
fi
if [[ -z $FABRIC_LOADER_VERSION || ${FABRIC_LOADER_VERSION^^} = LATEST ]]; then
log "Checking Fabric Loader version information."
FABRIC_LOADER_VERSION=$(maven-metadata-release https://maven.fabricmc.net/net/fabricmc/fabric-loader/maven-metadata.xml)
fi
if [[ ! -e $FABRIC_INSTALLER ]]; then
log "Downloading $FABRIC_INSTALLER_URL ..."
if ! get -o "$FABRIC_INSTALLER" "$FABRIC_INSTALLER_URL"; then
log "Failed to download from given location $FABRIC_INSTALLER_URL"
exit 2
fi
fi
log "Installing Fabric ${VANILLA_VERSION} using $FABRIC_INSTALLER with loader version $FABRIC_LOADER_VERSION"
tries=3
set +e
while ((--tries >= 0)); do
java -jar $FABRIC_INSTALLER server \
-mcversion $VANILLA_VERSION \
-loader $FABRIC_LOADER_VERSION \
-downloadMinecraft \
-dir /data
if [[ $? == 0 ]]; then
break
fi
done
set -e
if (($tries < 0)); then
log "Fabric failed to install after several tries." >&2
exit 10
fi
mv server.jar "server-${VANILLA_VERSION}.jar"
mv fabric-server-launch.jar "${SERVER}"
fi
# Specify which server jar to run
echo "serverJar=server-${VANILLA_VERSION}.jar" > fabric-server-launcher.properties
export FAMILY=FABRIC
exec "${SCRIPTS:-/}start-setupWorld" "$@"