init

2026-08-21 18:28:33 +08:00
commit 9e478f1591
76 changed files with 27707 additions and 0 deletions
@@ -0,0 +1,49 @@
+#!/bin/sh /etc/rc.common
+# 5G(rmnet_mhi0.1) 作为 eth1/192.168.200.x 的出口 (2026-08-19)
+# 让主路由 wan2 的流量经 eth1 -> 5G 上网; eth0 管理流量走宽带
+# 依赖: S95modem5g 先拨号, rmnet_mhi0.1 有 IP
+START=96
+STOP=14
+
+setup() {
+    # 确保路由表定义
+    grep -q "wan5g" /etc/iproute2/rt_tables 2>/dev/null || echo "200 wan5g" >> /etc/iproute2/rt_tables
+
+    # 确保 ip_forward
+    sysctl -w net.ipv4.ip_forward=1 >/dev/null 2>&1
+
+    # 等待 rmnet_mhi0.1 有 IP (拨号需完成)
+    local i=0
+    local rmnet_ip=""
+    while [ $i -lt 60 ]; do
+        rmnet_ip=$(ip -4 addr show rmnet_mhi0.1 2>/dev/null | sed -n "s/.*inet \([0-9.]*\)\/.*/\1/p" | head -1)
+        [ -n "$rmnet_ip" ] && break
+        sleep 2
+        i=$((i+1))
+    done
+    [ -z "$rmnet_ip" ] && { echo "wan5g-route: rmnet_mhi0.1 无IP, 5G未拨号"; return 1; }
+    echo "wan5g-route: rmnet_mhi0.1 = $rmnet_ip"
+
+    # 策略规则 (幂等)
+    ip rule del from 192.168.200.0/24 lookup wan5g 2>/dev/null
+    ip rule add from 192.168.200.0/24 lookup wan5g pref 100 2>/dev/null
+
+    # 5G 默认路由填入表200
+    ip route replace default dev rmnet_mhi0.1 table 200 2>/dev/null
+
+    # NAT: 200网段 -> 5G出口
+    iptables -t nat -C POSTROUTING -s 192.168.200.0/24 -o rmnet_mhi0.1 -j MASQUERADE 2>/dev/null || \
+    iptables -t nat -A POSTROUTING -s 192.168.200.0/24 -o rmnet_mhi0.1 -j MASQUERADE
+
+    echo "wan5g-route: 策略路由+NAT 就绪"
+}
+
+start() { setup; }
+reload() { setup; }
+restart() { setup; }
+stop() {
+    ip rule del from 192.168.200.0/24 lookup wan5g 2>/dev/null
+    ip route del default table 200 2>/dev/null
+    iptables -t nat -D POSTROUTING -s 192.168.200.0/24 -o rmnet_mhi0.1 -j MASQUERADE 2>/dev/null
+    return 0
+}