| #!/bin/bash |
| ################################################################################ |
| # Licensed to the Apache Software Foundation (ASF) under one |
| # or more contributor license agreements. See the NOTICE file |
| # distributed with this work for additional information |
| # regarding copyright ownership. The ASF licenses this file |
| # to you under the Apache License, Version 2.0 (the |
| # "License"); you may not use this file except in compliance |
| # with the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| ################################################################################ |
| |
| # from scala-lang 2.10.4 |
| |
| # restore stty settings (echo in particular) |
| function restoreSttySettings() { |
| if [[ -n $SCALA_RUNNER_DEBUG ]]; then |
| echo "restoring stty:" |
| echo "$saved_stty" |
| fi |
| stty $saved_stty |
| saved_stty="" |
| } |
| |
| function onExit() { |
| [[ "$saved_stty" != "" ]] && restoreSttySettings |
| exit $scala_exit_status |
| } |
| |
| |
| # to reenable echo if we are interrupted before completing. |
| trap onExit INT |
| # save terminal settings |
| saved_stty=$(stty -g 2>/dev/null) |
| # clear on error so we don't later try to restore them |
| if [[ ! $? ]]; then |
| saved_stty="" |
| fi |
| |
| |
| bin=`dirname "$0"` |
| bin=`cd "$bin"; pwd` |
| |
| . "$bin"/config.sh |
| |
| FLINK_CLASSPATH=`constructFlinkClassPath` |
| |
| # https://issues.scala-lang.org/browse/SI-6502, cant load external jars interactively |
| # in scala shell since 2.10, has to be done at startup |
| # checks arguments for additional classpath and adds it to the "standard classpath" |
| |
| EXTERNAL_LIB_FOUND=false |
| for ((i=1;i<=$#;i++)) |
| do |
| if [[ ${!i} = "-a" || ${!i} = "--addclasspath" ]] |
| then |
| EXTERNAL_LIB_FOUND=true |
| |
| #adding to classpath |
| k=$((i+1)) |
| j=$((k+1)) |
| echo " " |
| echo "Additional classpath:${!k}" |
| echo " " |
| EXT_CLASSPATH="${!k}" |
| FLINK_CLASSPATH="$FLINK_CLASSPATH:${!k}" |
| set -- "${@:1:$((i-1))}" "${@:j}" |
| fi |
| done |
| |
| if [ "$FLINK_IDENT_STRING" = "" ]; then |
| FLINK_IDENT_STRING="$USER" |
| fi |
| |
| MODE=$1 |
| LOG=$FLINK_LOG_DIR/flink-$FLINK_IDENT_STRING-scala-shell-$MODE-$HOSTNAME.log |
| |
| if [[ $MODE = "yarn" ]] |
| then |
| LOG4J_CONFIG=log4j-session.properties |
| LOGBACK_CONFIG=logback-session.xml |
| FLINK_CLASSPATH=$FLINK_CLASSPATH:$HADOOP_CLASSPATH:$HADOOP_CONF_DIR:$YARN_CONF_DIR |
| else |
| # Set the default log config when MODE is something other than yarn. eg: local, remote or other invalid mode. |
| LOG4J_CONFIG=log4j.properties |
| LOGBACK_CONFIG=logback.xml |
| fi |
| |
| log_setting=("-Dlog.file=$LOG" "-Dlog4j.configuration=file:$FLINK_CONF_DIR/$LOG4J_CONFIG" "-Dlog4j.configurationFile=file:$FLINK_CONF_DIR/$LOG4J_CONFIG" "-Dlogback.configurationFile=file:$FLINK_CONF_DIR/$LOGBACK_CONFIG") |
| |
| if ${EXTERNAL_LIB_FOUND} |
| then |
| "$JAVA_RUN" -Dscala.color -cp "$FLINK_CLASSPATH" "${log_setting[@]}" org.apache.flink.api.scala.FlinkShell $@ --addclasspath "$EXT_CLASSPATH" |
| else |
| "$JAVA_RUN" -Dscala.color -cp "$FLINK_CLASSPATH" "${log_setting[@]}" org.apache.flink.api.scala.FlinkShell $@ |
| fi |
| |
| #restore echo |
| onExit |