From 940ab9def7850171d3f181afc2111ec8a2dc1ab7 Mon Sep 17 00:00:00 2001
From: Richard Qin <richard.qin.x@gmail.com>
Date: Thu, 29 Oct 2026 00:49:35 +0800
Subject: Add configurable host or isolated network modes for container entry
 and command execution.

Signed-off-by: Richard Qin <richard.qin.x@gmail.com>
---
 debian-container/lib/network.sh | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 debian-container/lib/network.sh

(limited to 'debian-container/lib/network.sh')

diff --git a/debian-container/lib/network.sh b/debian-container/lib/network.sh
new file mode 100644
index 0000000..333869f
--- /dev/null
+++ b/debian-container/lib/network.sh
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+# SPDX-License-Identifier: GPL-3.0-or-later
+# Copyright (C) 2026 by Richard Qin
+
+DC_NETWORK_MODE=${DEBIAN_NETWORK:-none}
+DC_NETWORK_UNSHARE_ARGS=()
+
+dc_network_prepare() {
+  local mode=${1:-$DC_NETWORK_MODE}
+
+  case "$mode" in
+    none)
+      DC_NETWORK_UNSHARE_ARGS=(--net)
+      ;;
+    host)
+      DC_NETWORK_UNSHARE_ARGS=()
+      ;;
+    *)
+      dc_die "网络模式无效：$mode（可选：none、host）"
+      ;;
+  esac
+}
-- 
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