how to use v2ray on openwrt¶

env:

router model:Netgear R7500

openwrt firmware:18.06.4

restore factory settings:nmrpflash

if exist a socks5 server

opkg update
opkg install redsocks

edit /etc/redsocks.conf:

redsocks {
local_ip = 0.0.0.0;
local_port = 10800;
ip = socks5ServerIp;
port = 1080;
type = socks5;
//login = "chenshi.net";
//password = "chenshi.net";
}

/etc/init.d/redsocks restart

visit http://192.168.1.1,

network–firewall–custom rules:

# This file is interpreted as shell script.
# Put your custom iptables rules here, they will
# be executed with each firewall (re-)start.

# Internal uci firewall chains are flushed and recreated on reload, so
# put custom rules into the root chains e.g. INPUT or FORWARD or into the
# special user chains, e.g. input_wan_rule or postrouting_lan_rule.

iptables -t nat -N REDSOCKS
iptables -t nat -A PREROUTING -i br-lan -p tcp -j REDSOCKS
iptables -t nat -A PREROUTING -i br-lan -p udp -j REDSOCKS

# Do not redirect traffic to the followign address ranges
iptables -t nat -A V2RAY -d v2rayServerIp -j RETURN
iptables -t nat -A V2RAY -d 10.10.0.0/16 -j RETURN
iptables -t nat -A V2RAY -d 172.16.0.0/16 -j RETURN
iptables -t nat -A V2RAY -d 192.168.0.0/16 -j RETURN
iptables -t nat -A V2RAY -d 127.0.0.1/32 -j RETURN
iptables -t nat -A V2RAY -d 224.0.0.0/4 -j RETURN
iptables -t nat -A V2RAY -d 255.255.255.255/32 -j RETURN

# Redirect all kinds of traffic
iptables -t nat -A REDSOCKS -p tcp -j REDIRECT --to-ports 10800
iptables -t nat -A REDSOCKS -p udp -j REDIRECT --to-ports 10800

restart firewall.

network–interfaces–wan–dhcp client.

install v2ray_armv7

ssh root@192.168.1.1:

opkg update
opkg install curl unzip
cd /tmp
curl -LO "https://github.com/v2ray/v2ray-core/releases/download/v4.20.0/v2ray-linux-arm.zip"
unzip v2ray-linux-arm.zip -d v2ray_armv7
cat << EOF > v2ray_armv7/config.json
{
  "inbounds": [
    {
      "port": 1080,
      "listen": "0.0.0.0",
      "protocol": "socks",
      "sniffing": {
        "enabled": true,
        "destOverride": ["http", "tls"]
      },
      "settings": {
        "auth": "noauth",
        "udp": false
      }
    }
  ,{
        "domainOverride": ["tls","http"],
             "port": 10800,
             "protocol": "dokodemo-door",
             "settings": {
                 "network": "tcp",
                 "followRedirect": true
             },
             "tag":"door"
  }
  ],
  "outbounds": [
    {
      "protocol": "vmess",
      "settings": {
        "vnext": [
          {
            "address": "chenshi.net",
            "port": 443,
            "users": [
              {
                "id": "bffce3d2-3c89-4cfc-989b-baca4708a477",
                "alterId": 70
              }
            ]
          }
        ]
      },
      "streamSettings": {
        "network": "ws",
        "security": "tls",
        "wsSettings": {
          "path": "/chenshi"
        }
      }
    }
  ]
}
EOF
./v2ray_armv7 -config config.json &

visit http://192.168.1.1,

network–firewall–custom rules:

# This file is interpreted as shell script.
# Put your custom iptables rules here, they will
# be executed with each firewall (re-)start.

# Internal uci firewall chains are flushed and recreated on reload, so
# put custom rules into the root chains e.g. INPUT or FORWARD or into the
# special user chains, e.g. input_wan_rule or postrouting_lan_rule.

iptables -t nat -N V2RAY
iptables -t nat -A PREROUTING -p tcp -j V2RAY
iptables -t nat -A PREROUTING -p udp -j V2RAY

# Do not redirect traffic to the followign address ranges
iptables -t nat -A V2RAY -d v2rayServerIp -j RETURN
iptables -t nat -A V2RAY -d 10.10.0.0/16 -j RETURN
iptables -t nat -A V2RAY -d 172.16.0.0/16 -j RETURN
iptables -t nat -A V2RAY -d 192.168.0.0/16 -j RETURN
iptables -t nat -A V2RAY -d 127.0.0.1/32 -j RETURN
iptables -t nat -A V2RAY -d 224.0.0.0/4 -j RETURN
iptables -t nat -A V2RAY -d 255.255.255.255/32 -j RETURN

# Redirect all kinds of traffic
iptables -t nat -A V2RAY -p tcp -j REDIRECT --to-ports 10800
iptables -t nat -A V2RAY -p udp -j REDIRECT --to-ports 10800

restart firewall.

network–interfaces–wan–dhcp client.