1 files changed, 66 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/bind_bhash.sh b/tools/testing/selftests/net/bind_bhash.sh
new file mode 100755
index 000000000000..ca0292d4b441
--- /dev/null
+++ b/tools/testing/selftests/net/bind_bhash.sh
@@ -0,0 +1,66 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+NR_FILES=32768
+SAVED_NR_FILES=$(ulimit -n)
+
+# default values
+port=443
+addr_v6="2001:0db8:0:f101::1"
+addr_v4="10.8.8.8"
+use_v6=true
+addr=""
+
+usage() {
+    echo "Usage: $0 [-6 | -4] [-p port] [-a address]"
+    echo -e "\t6: use ipv6"
+    echo -e "\t4: use ipv4"
+    echo -e "\tport: Port number"
+    echo -e "\taddress: ip address"
+}
+
+while getopts "ha:p:64" opt; do
+    case ${opt} in
+	h)
+	    usage $0
+	    exit 0
+	    ;;
+	a)  addr=$OPTARG;;
+	p)
+	    port=$OPTARG;;
+	6)
+	    use_v6=true;;
+	4)
+	    use_v6=false;;
+    esac
+done
+
+setup() {
+    if [[ "$use_v6" == true ]]; then
+	ip addr add $addr_v6 nodad dev eth0
+    else
+	ip addr add $addr_v4 dev lo
+    fi
+	ulimit -n $NR_FILES
+}
+
+cleanup() {
+    if [[ "$use_v6" == true ]]; then
+	ip addr del $addr_v6 dev eth0
+    else
+	ip addr del $addr_v4/32 dev lo
+    fi
+    ulimit -n $SAVED_NR_FILES
+}
+
+if [[ "$addr" != "" ]]; then
+    addr_v4=$addr;
+    addr_v6=$addr;
+fi
+setup
+if [[ "$use_v6" == true ]] ; then
+    ./bind_bhash $port "ipv6" $addr_v6
+else
+    ./bind_bhash $port "ipv4" $addr_v4
+fi
+cleanup