Auto-merging via docker-versions-create

# Conflicts:
#	start-deployFTB
#	start-minecraftFinalSetup

README.md

@@ -329,7 +329,7 @@ Specific files can be excluded by listing their name (without path) in the varia
 Paths can be excluded by listing them in the variable `REPLACE_ENV_VARIABLES_EXCLUDE_PATHS`. Path
 excludes are recursive. Here is an example:
 ```
-REPLACE_ENV_VARIABLES_EXCLUDE_PATHS="/data/plugins/Essentials/userdata/ /data/plugins/MyPlugin/"
+REPLACE_ENV_VARIABLES_EXCLUDE_PATHS="/data/plugins/Essentials/userdata /data/plugins/MyPlugin"
 ```
 
 Here is a full example where we want to replace values inside a `database.yml`.
@@ -513,6 +513,10 @@ The following example uses `/modpacks` as the container path as the pre-download
         -e CF_SERVER_MOD=/modpacks/SkyFactory_4_Server_4.1.0.zip \
         -p 25565:25565 -e EULA=TRUE --name mc itzg/minecraft-server
 
+#### Buggy start scripts
+
+Some modpacks have buggy or overly complex start scripts. You can avoid using the bundled start script and use this image's standard server-starting logic by adding `-e USE_MODPACK_START_SCRIPT=false`.
+
 ### Fixing "unable to launch forgemodloader"
 
 If your server's modpack fails to load with an error [like this](https://support.feed-the-beast.com/t/cant-start-crashlanding-server-unable-to-launch-forgemodloader/6028/2):

start-configuration

@@ -64,11 +64,8 @@ case "X$VERSION" in
   XSNAPSHOT|Xsnapshot)
     VANILLA_VERSION=$(curl -fsSL $VERSIONS_JSON | jq -r '.latest.snapshot')
   ;;
-  X[1-9]*)
-    VANILLA_VERSION=$VERSION
-  ;;
   *)
-    VANILLA_VERSION=$(curl -fsSL $VERSIONS_JSON | jq -r '.latest.release')
+    VANILLA_VERSION=$VERSION
   ;;
 esac
 export VANILLA_VERSION

start-deployCF

@@ -1,6 +1,8 @@
 #!/bin/bash
 
-. /start-utils
+set -e
+
+. ${SCRIPTS:-/}start-utils
 
 export FTB_BASE_DIR=/data/FeedTheBeast
 legacyJavaFixerUrl=http://ftb.cursecdn.com/FTB2/maven/net/minecraftforge/lex/legacyjavafixer/1.0/legacyjavafixer-1.0.jar
@@ -8,15 +10,69 @@ export TYPE=CURSEFORGE
 
 FTB_SERVER_MOD=${FTB_SERVER_MOD:-$CF_SERVER_MOD}
 
-log "Looking for CurseForge server modpack."
-if [[ -z $FTB_SERVER_MOD ]]; then
-    log "Environment variable FTB_SERVER_MOD not set."
-    log "Set FTB_SERVER_MOD to the file name of the FTB server modpack."
-    log "(And place the modpack in the /data directory.)"
+log "Looking for Feed-The-Beast / CurseForge server modpack."
+requireVar FTB_SERVER_MOD
+
+if ! isTrue ${USE_MODPACK_START_SCRIPT:-true}; then
+  if ! [ -f ${FTB_SERVER_MOD} ]; then
+    log "ERROR unable to find requested modpack file ${FTB_SERVER_MOD}"
     exit 2
   fi
 
-entryScriptExpr="-name ServerStart.sh -o -name ServerStartLinux.sh -o -name LaunchServer.sh"
+  needsInstall=true
+  installMarker=/data/.curseforge-installed
+  if [ -f $installMarker ]; then
+    if [ "$(cat $installMarker)" != "${FTB_SERVER_MOD}" ]; then
+      log "Upgrading modpack"
+
+      serverJar=$(find ${FTB_BASE_DIR} -not -name "forge*installer.jar" -name "forge*.jar")
+      if [[ "${serverJar}" ]]; then
+        rm -rf $(dirname "${serverJar}")/{mods,*.jar,libraries,resources,scripts}
+      fi
+    else
+      needsInstall=false
+    fi
+  fi
+
+  if $needsInstall; then
+    log "Unpacking FTB server modpack ${FTB_SERVER_MOD} ..."
+    mkdir -p ${FTB_BASE_DIR}
+    unzip -o ${FTB_SERVER_MOD} -d ${FTB_BASE_DIR} | awk '{printf "."} END {print ""}'
+
+    forgeInstallerJar=$(find ${FTB_BASE_DIR} -name "forge*installer.jar")
+    if [[ -z "${forgeInstallerJar}" ]]; then
+      log "ERROR Unable to find forge installer in modpack."
+      log "      Make sure you downloaded the server files."
+      exit 2
+    fi
+
+    log "Installing forge server"
+    (cd $(dirname "${forgeInstallerJar}"); java -jar $(basename ${forgeInstallerJar}) --installServer) | awk '{printf "."} END {print ""}'
+
+    echo "${FTB_SERVER_MOD}" > $installMarker
+  fi
+
+  export SERVER=$(find ${FTB_BASE_DIR} -not -name "forge*installer.jar" -name "forge*.jar")
+  if [[ -z "${SERVER}" || ! -f "${SERVER}" ]]; then
+    log "ERROR unable to locate installed forge server jar"
+    isDebugging && find ${FTB_BASE_DIR} -name "forge*.jar"
+    exit 2
+  fi
+
+  export FTB_DIR=$(dirname "${SERVER}")
+
+  exec ${SCRIPTS:-/}start-finalSetupWorld $@
+fi
+
+entryScriptExpr="
+  -name ServerStart.sh
+  -o -name serverstart.sh
+  -o -name ServerStartLinux.sh
+  -o -name LaunchServer.sh
+  -o -name server-start.sh
+  -o -name startserver.sh
+  -o -name StartServer.sh
+  "
 
 if [[ -d ${FTB_BASE_DIR} ]]; then
   startScriptCount=$(find ${FTB_BASE_DIR} $entryScriptExpr |wc -l)
@@ -130,4 +186,4 @@ elif [ -e "${FTB_DIR}/Install.sh" ]; then
 fi
 
 # Continue to Final Setup
-exec /start-finalSetup01World $@
+exec ${SCRIPTS:-/}start-finalSetupWorld $@

start-deployVanilla

@@ -26,6 +26,9 @@ if [ ! -e $SERVER ] || [ -n "$FORCE_REDOWNLOAD" ]; then
   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"

start-finalSetupEnvVariables

@@ -6,20 +6,21 @@
 
 if isTrue "${REPLACE_ENV_VARIABLES}"; then
   log "Replacing env variables in configs that match the prefix $ENV_VARIABLE_PREFIX..."
-  findExcludes=
 
   # File excludes
+  fileExcludes=
   for f in ${REPLACE_ENV_VARIABLES_EXCLUDES}; do
-    findExcludes="${findExcludes} -not -name $f"
+    fileExcludes="${fileExcludes} -not -name $f"
   done
 
   # Directory excludes (recursive)
   dirExcludes=$(join_by " -o -path " ${REPLACE_ENV_VARIABLES_EXCLUDE_PATHS})
   if [[ $dirExcludes ]]; then
-    findExcludes+=" -type d ( -path ${dirExcludes} ) -prune"
+    dirExcludes=" -type d ( -path ${dirExcludes} ) -prune -o"
   fi
 
-  isDebugging && echo "Using find exclusions: $findExcludes"
+  isDebugging && echo "Using find file exclusions: $fileExcludes"
+  isDebugging && echo "Using find directory exclusions: $dirExcludes"
 
   while IFS='=' read -r name value ; do
     # check if name of env variable matches the prefix
@@ -34,10 +35,12 @@ if isTrue "${REPLACE_ENV_VARIABLES}"; then
       fi
 
       log "Replacing $name with $value ..."
-      find /data/ -type f \
+      find /data/ \
+          $dirExcludes \
+          -type f \
           \( -name "*.yml" -or -name "*.yaml" -or -name "*.txt" -or -name "*.cfg" \
           -or -name "*.conf" -or -name "*.properties" \) \
-          $findExcludes \
+          $fileExcludes \
           -exec sed -i 's#${'"$name"'}#'"$value"'#g' {} \;
     fi
   done < <(env)

start-minecraftFinalSetup

@@ -158,18 +158,9 @@ if isTrue "${DEBUG_MEMORY}"; then
   free -m
 fi
 
-mcServerRunnerArgs="--stop-duration 60s"
-if [[ ${TYPE} == "CURSE_INSTANCE" ]]; then
 JVM_OPTS="-Xms${INIT_MEMORY} -Xmx${MAX_MEMORY} ${JVM_OPTS}"
-    if isTrue ${DEBUG_EXEC}; then
-      set -x
-    fi
-    exec mc-server-runner ${mcServerRunnerArgs} \
-      --cf-instance-file "${CURSE_INSTANCE_JSON}" \
-      java $JVM_XX_OPTS $JVM_OPTS $expandedDOpts -jar _SERVERJAR_ "$@" $EXTRA_ARGS
-elif [[ ${TYPE} == "CURSEFORGE" ]]; then
-    mcServerRunnerArgs="${mcServerRunnerArgs} --shell bash"
 
+function copyFilesForCurseForge() {
   # copy player modification files unconditionally since their
   # processing into json is additive anyway
   [ -f /data/ops.txt ] && cp -f /data/ops.txt ${FTB_DIR}/
@@ -180,6 +171,29 @@ elif [[ ${TYPE} == "CURSEFORGE" ]]; then
   fi
 
   cp -f /data/eula.txt "${FTB_DIR}/"
+}
+
+mcServerRunnerArgs="--stop-duration 60s"
+if [[ ${TYPE} == "CURSE_INSTANCE" ]]; then
+    if isTrue ${DEBUG_EXEC}; then
+      set -x
+    fi
+    exec mc-server-runner ${mcServerRunnerArgs} \
+      --cf-instance-file "${CURSE_INSTANCE_JSON}" \
+      java $JVM_XX_OPTS $JVM_OPTS $expandedDOpts -jar _SERVERJAR_ "$@" $EXTRA_ARGS
+elif [[ ${TYPE} == "CURSEFORGE" && "${SERVER}" ]]; then
+  copyFilesForCurseForge
+
+  cd "${FTB_DIR}"
+  log "Starting CurseForge server in ${FTB_DIR}..."
+  if isTrue ${DEBUG_EXEC}; then
+    set -x
+  fi
+  exec mc-server-runner ${bootstrapArgs} ${mcServerRunnerArgs} java $JVM_XX_OPTS $JVM_OPTS $expandedDOpts -jar $(basename "${SERVER}") "$@" $EXTRA_ARGS
+elif [[ ${TYPE} == "CURSEFORGE" ]]; then
+  mcServerRunnerArgs="${mcServerRunnerArgs} --shell bash"
+
+  copyFilesForCurseForge
 
   cat > "${FTB_DIR}/settings-local.sh" <<EOF
 export MIN_RAM="${INIT_MEMORY}"
@@ -205,7 +219,6 @@ else
   fi
 
   log "Starting the Minecraft server..."
-  JVM_OPTS="-Xms${INIT_MEMORY} -Xmx${MAX_MEMORY} ${JVM_OPTS}"
   if isTrue ${DEBUG_EXEC}; then
     set -x
   fi

start-utils

@@ -108,4 +108,8 @@ requireVar() {
     log "ERROR: $1 is required to be set"
     exit 1
   fi
+  if [ -z "${!1}" ]; then
+    log "ERROR: $1 is required to be set"
+    exit 1
+  fi
 }