docker-minecraft-server/scripts/start-deployVanilla

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#!/bin/bash
# shellcheck source=start-utils
. "${SCRIPTS:-/}start-utils"
isDebugging && set -x
set -o pipefail
export SERVER="minecraft_server.${VANILLA_VERSION// /_}.jar"
if [ ! -e "$SERVER" ] || [ -n "$FORCE_REDOWNLOAD" ]; then
log "Downloading $SERVER ..."
debug "Finding version manifest for $VANILLA_VERSION"
versionManifestUrl=$(get 'https://launchermeta.mojang.com/mc/game/version_manifest.json' | jq --arg VANILLA_VERSION "$VANILLA_VERSION" --raw-output '[.versions[]|select(.id == $VANILLA_VERSION)][0].url')
result=$?
if [ $result != 0 ]; then
log "ERROR failed to obtain version manifest URL ($result)"
exit 1
fi
if [ "$versionManifestUrl" = "null" ]; then
log "ERROR couldn't find a matching manifest entry for $VANILLA_VERSION"
exit 1
fi
debug "Found version manifest at $versionManifestUrl"
serverDownloadUrl=$(get --json-path '$.downloads.server.url' "${versionManifestUrl}")
result=$?
if [ $result != 0 ]; then
log "ERROR failed to obtain version manifest from $versionManifestUrl ($result)"
exit 1
elif [ "$serverDownloadUrl" = "null" ]; then
log "ERROR version $VANILLA_VERSION does not provide a server download"
exit 1
fi
debug "Downloading server from $serverDownloadUrl"
get -o "$SERVER" "$serverDownloadUrl"
result=$?
if [ $result != 0 ]; then
log "ERROR failed to download server from $serverDownloadUrl ($result)"
exit 1
fi
fi
if versionLessThan 1.6; then
if ! [[ -L /data/minecraft_server.jar && /data/minecraft_server.jar -ef "/data/$SERVER" ]]; then
rm -f /data/minecraft_server.jar
ln -s "/data/$SERVER" /data/minecraft_server.jar
fi
SERVER=minecraft_server.jar
elif [[ -L /data/minecraft_server.jar ]]; then
rm -f /data/minecraft_server.jar
fi
isDebugging && ls -l
export FAMILY=VANILLA
exec "${SCRIPTS:-/}start-setupWorld" "$@"