From a0b00096b402fdc8bac4b9a7ce16a03fc375139b Mon Sep 17 00:00:00 2001
From: Bohdan Konkevych <bodya7979@hotmail.com>
Date: Tue, 15 Aug 2023 07:22:43 +0000
Subject: [PATCH] Add tcp-proxy.sh

---
 tcp-proxy.sh | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 tcp-proxy.sh

diff --git a/tcp-proxy.sh b/tcp-proxy.sh
new file mode 100644
index 0000000..2c60a29
--- /dev/null
+++ b/tcp-proxy.sh
@@ -0,0 +1,17 @@
+#!/usr/bin/env bash
+
+#if [ "$#" -ne 2 ]; then
+#    echo "usage: $(basename $0) host port"
+#    exit 1
+#fi
+
+#HOST="$1"
+#PORT="$2"
+
+DOCKER_HOST_IP=$(route -n | awk '/UG[ \t]/{print $2}');
+
+LISTEN_PORT=${LISTEN_PORT:-${PORT}}
+HOST=${HOST:-${DOCKER_HOST_IP}}
+
+echo "relay TCP/IP connections on :${LISTEN_PORT} to ${HOST}:${PORT}"
+exec socat TCP-LISTEN:${LISTEN_PORT},fork,reuseaddr TCP:${HOST}:${PORT}
\ No newline at end of file