From 2b9c82e97da1528d355d162771ecf342f9c7a3dd Mon Sep 17 00:00:00 2001
From: bin456789 <bin456789@gmail.com>
Date: Tue, 13 May 2025 12:31:12 +0800
Subject: [PATCH] =?UTF-8?q?core:=20DHCP=20=E8=8E=B7=E5=8F=96=E7=9A=84=20IP?=
 =?UTF-8?q?=20=E4=B8=8D=E6=98=AF=E9=87=8D=E8=A3=85=E5=89=8D=E7=9A=84=20IP?=
 =?UTF-8?q?=20=E6=97=B6=EF=BC=8C=E4=B8=80=E5=B9=B6=E5=88=A0=E9=99=A4=20DHC?=
 =?UTF-8?q?P=20=E8=8E=B7=E5=8F=96=E7=9A=84=20DNS=EF=BC=8C=E4=BB=A5?=
 =?UTF-8?q?=E9=98=B2=20DNS=20=E6=97=A0=E6=95=88?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 initrd-network.sh | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/initrd-network.sh b/initrd-network.sh
index a5918c7..f812645 100644
--- a/initrd-network.sh
+++ b/initrd-network.sh
@@ -258,6 +258,8 @@ test_internet() {
 flush_ipv4_config() {
     ip -4 addr flush scope global dev "$ethx"
     ip -4 route flush dev "$ethx"
+    # DHCP 获取的 IP 不是重装前的 IP 时，一并删除 DHCP 获取的 DNS，以防 DNS 无效
+    sed -i "/\./d" /etc/resolv.conf
 }
 
 should_disable_accept_ra=false
@@ -272,6 +274,8 @@ flush_ipv6_config() {
     fi
     ip -6 addr flush scope global dev "$ethx"
     ip -6 route flush dev "$ethx"
+    # DHCP 获取的 IP 不是重装前的 IP 时，一并删除 DHCP 获取的 DNS，以防 DNS 无效
+    sed -i "/:/d" /etc/resolv.conf
 }
 
 for i in $(seq 20); do