diff --git a/python/pyspark/java_gateway.py b/python/pyspark/java_gateway.py index 18011c0dc9c83e172e65640aaa22993de93dd2f5..3ccf062c86c665c26c5b816e71dbf9d3fa4d5e65 100644 --- a/python/pyspark/java_gateway.py +++ b/python/pyspark/java_gateway.py @@ -17,6 +17,7 @@ import os import sys +import signal from subprocess import Popen, PIPE from threading import Thread from py4j.java_gateway import java_import, JavaGateway, GatewayClient @@ -30,7 +31,10 @@ def launch_gateway(): # proper classpath and SPARK_MEM settings from spark-env.sh command = [os.path.join(SPARK_HOME, "spark-class"), "py4j.GatewayServer", "--die-on-broken-pipe", "0"] - proc = Popen(command, stdout=PIPE, stdin=PIPE) + # Don't send ctrl-c / SIGINT to the Java gateway: + def preexec_function(): + signal.signal(signal.SIGINT, signal.SIG_IGN) + proc = Popen(command, stdout=PIPE, stdin=PIPE, preexec_fn=preexec_function) # Determine which ephemeral port the server started on: port = int(proc.stdout.readline()) # Create a thread to echo output from the GatewayServer, which is required