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comparison Linux_network_config.sh @ 1:dad2bfc2913c

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fix:Linux_network_config.sh Content not saved
author Nineveh <liny.jii@nnsui.com>
date Mon, 07 Oct 2024 09:38:13 +0800
parents 931d6c18fe53
children fa0865bcac46
comparison
equal deleted inserted replaced
0:931d6c18fe53 1:dad2bfc2913c
1 #!/bin/bash
2
3 # 检测系统版本
4 OS_VERSION=$(awk -F= '/^NAME/{print $2}' /etc/os-release)
5 echo "当前系统版本: $OS_VERSION"
6
7 # 根据系统选择对应的网络配置方式
8 if [[ $OS_VERSION == *"Ubuntu"* ]]; then
9 CONFIG_DIR="/etc/netplan"
10 elif [[ $OS_VERSION == *"CentOS"* ]]; then
11 CONFIG_DIR="/etc/sysconfig/network-scripts"
12 else
13 echo "不支持的系统版本"
14 exit 1
15 fi
16
17 # 检测所有检测到的网卡，并列出显示网卡名称
18 echo "检测到的网卡:"
19 ip link show | grep -oP '(?<=en)\w+' | sort -u
20 echo "请通过123的方式选择需要编辑的网卡: "
21 read -p "网卡名称: " NIC
22
23 # 询问用户是否需要配置单网卡多IP还是当前网卡只配置一个IP
24 echo "1. 配置单网卡多IP"
25 echo "2. 当前网卡只配置一个IP"
26 read -p "请选择(1/2): " IP_MODE
27
28 # 配置网络设置
29 CONFIG_FILE="${CONFIG_DIR}/01-netcfg.yaml"
30 echo "network:" > $CONFIG_FILE
31 echo " version: 2" >> $CONFIG_FILE
32 echo " renderer: networkd" >> $CONFIG_FILE
33 echo " ethernets:" >> $CONFIG_FILE
34 echo " $NIC:" >> $CONFIG_FILE
35 echo " dhcp4: no" >> $CONFIG_FILE
36
37 if [[ $IP_MODE == "1" ]]; then
38 # 单网卡多IP配置
39 read -p "请输入第一个IP地址: " IP1
40 read -p "请输入子网掩码: " SUBNET1
41 read -p "请输入网关: " GATEWAY1
42 echo " - $IP1/$SUBNET1" >> $CONFIG_FILE
43 echo " gateway4: $GATEWAY1" >> $CONFIG_FILE
44
45 while true; do
46 read -p "是否需要添加更多IP? (y/n): " ADD_MORE
47 if [[ "$ADD_MORE" == "y" || "$ADD_MORE" == "Y" ]]; then
48 read -p "请输入IP地址: " EXTRA_IP
49 read -p "请输入子网掩码: " EXTRA_SUBNET
50 read -p "请输入网关: " EXTRA_GATEWAY
51 echo " - $EXTRA_IP/$EXTRA_SUBNET" >> $CONFIG_FILE
52 # 为额外的IP地址添加路由
53 echo "routes:" >> $CONFIG_FILE
54 echo " - to: 0.0.0.0/0" >> $CONFIG_FILE
55 echo " via: $EXTRA_GATEWAY" >> $CONFIG_FILE
56 echo " on: $NIC" >> $CONFIG_FILE
57 else
58 break
59 fi
60 done
61 else
62 # 单IP配置
63 read -p "请输入IP地址: " IP
64 read -p "请输入子网掩码: " SUBNET
65 read -p "请输入网关: " GATEWAY
66 echo " - $IP/$SUBNET" >> $CONFIG_FILE
67 echo " gateway4: $GATEWAY" >> $CONFIG_FILE
68 fi
69
70 read -p "请输入DNS: " DNS
71 echo " nameservers:" >> $CONFIG_FILE
72 echo " addresses: [$DNS]" >> $CONFIG_FILE
73
74 # 询问是否需要配置永久静态路由
75 read -p "是否需要配置永久静态路由? (1/2): " ROUTE_MODE
76
77 if [[ $ROUTE_MODE == "1" ]]; then
78 read -p "请输入目的网络: " DEST_NETWORK
79 read -p "请输入子网掩码: " DEST_SUBNET
80 read -p "请输入下一跳地址: " NEXT_HOP
81 echo "配置静态路由..."
82 echo "routes:" >> $CONFIG_FILE
83 echo " - to: $DEST_NETWORK/$DEST_SUBNET" >> $CONFIG_FILE
84 echo " via: $NEXT_HOP" >> $CONFIG_FILE
85 fi
86
87 # 应用配置并验证
88 if [[ $OS_VERSION == *"Ubuntu"* ]]; then
89 sudo netplan apply
90 elif [[ $OS_VERSION == *"CentOS"* ]]; then
91 sudo systemctl restart network
92 fi
93
94 # 输出配置信息
95 cat $CONFIG_FILE
96
97 # 验证配置
98 echo "验证配置..."
99 ip addr show $NIC
100 ip route show
101
102 echo "配置完成!"