Added log prefixes (#444)

start-configuration

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+. /start-utils
+
 shopt -s nullglob
 
 #umask 002
@@ -8,28 +10,28 @@ export HOME=/data
 if [ ! -e /data/eula.txt ]; then
   EULA="${EULA,,}"
   if [ "$EULA" != "true" ]; then
-    echo ""
-    echo "Please accept the Minecraft EULA at"
-    echo "  https://account.mojang.com/documents/minecraft_eula"
-    echo "by adding the following immediately after 'docker run':"
-    echo "  -e EULA=TRUE"
-    echo ""
+    log ""
+    log "Please accept the Minecraft EULA at"
+    log "  https://account.mojang.com/documents/minecraft_eula"
+    log "by adding the following immediately after 'docker run':"
+    log "  -e EULA=TRUE"
+    log ""
     exit 1
   fi
 
   echo "# Generated via Docker on $(date)" > eula.txt
   echo "eula=$EULA" >> eula.txt
   if [ $? != 0 ]; then
-    echo "ERROR: unable to write eula to /data. Please make sure attached directory is writable by uid=${UID}"
+    log "ERROR: unable to write eula to /data. Please make sure attached directory is writable by uid=${UID}"
     exit 2
   fi
 fi
 
 
-echo "Running as uid=$(id -u) gid=$(id -g) with /data as '$(ls -lnd /data)'"
+log "Running as uid=$(id -u) gid=$(id -g) with /data as '$(ls -lnd /data)'"
 
 if ! touch /data/.verify_access; then
-  echo "ERROR: /data doesn't seem to be writable. Please make sure attached directory is writable by uid=$(id -u)"
+  log "ERROR: /data doesn't seem to be writable. Please make sure attached directory is writable by uid=$(id -u)"
   exit 2
 fi
 
@@ -38,14 +40,14 @@ rm /data/.verify_access || true
 if [[ $PROXY ]]; then
     export http_proxy="$PROXY"
     export https_proxy="$PROXY"
-    echo "INFO: Giving proxy time to startup..."
+    log "INFO: Giving proxy time to startup..."
     sleep 5
 fi
 
 export SERVER_PROPERTIES=/data/server.properties
 export VERSIONS_JSON=https://launchermeta.mojang.com/mc/game/version_manifest.json
 
-echo "Checking version information."
+log "Checking version information."
 case "X$VERSION" in
   X|XLATEST|Xlatest)
     export VANILLA_VERSION=`curl -fsSL $VERSIONS_JSON | jq -r '.latest.release'`
@@ -65,7 +67,7 @@ cd /data
 
 export ORIGINAL_TYPE=${TYPE^^}
 
-echo "Checking type information."
+log "Checking type information."
 case "${TYPE^^}" in
   *BUKKIT|SPIGOT)
     exec /start-deployBukkitSpigot $@
@@ -100,8 +102,8 @@ case "${TYPE^^}" in
   ;;
 
   *)
-      echo "Invalid type: '$TYPE'"
-      echo "Must be: VANILLA, FORGE, BUKKIT, SPIGOT, PAPER, FTB, CURSEFORGE, SPONGEVANILLA"
+      log "Invalid type: '$TYPE'"
+      log "Must be: VANILLA, FORGE, BUKKIT, SPIGOT, PAPER, FTB, CURSEFORGE, SPONGEVANILLA"
       exit 1
   ;;