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-rwxr-xr-xtest/security/check_for_jdwp.sh3
1 files changed, 2 insertions, 1 deletions
diff --git a/test/security/check_for_jdwp.sh b/test/security/check_for_jdwp.sh
index 7bcbade64..0facbff69 100755
--- a/test/security/check_for_jdwp.sh
+++ b/test/security/check_for_jdwp.sh
@@ -47,7 +47,8 @@ do_jdwp_handshake() {
local jdwp_challenge="JDWP-Handshake\n"
local jdwp_response="JDWP-Handshake"
- local response=`nc $ip $port <<<$jdwp_challenge`
+ # 10s timeout to avoid hangs when service doesn't answer at all
+ local response=`nc -w 10 $ip $port <<<$jdwp_challenge | tr '\0' '\n'`
if [[ $response == *"$jdwp_response"* ]]; then
return 0
fi