luci-app-ssr-plus: add Packet Encoding option

Signed-off-by: Tianling Shen <cnsztl@immortalwrt.org>

luci-app-ssr-plus/Makefile

@@ -26,8 +26,8 @@ LUCI_PKGARCH:=all
 LUCI_DEPENDS:= \
 	@(PACKAGE_libustream-mbedtls||PACKAGE_libustream-openssl||PACKAGE_libustream-wolfssl) \
 	+coreutils +coreutils-base64 +dns2socks +dns2tcp +dnsmasq-full +ipset +kmod-ipt-nat \
-	+ip-full +iptables +iptables-mod-tproxy +lua +libuci-lua +microsocks +tcping \
+	+ip-full +iptables +iptables-mod-tproxy +lua +libuci-lua ++luci-lib-ipkg +microsocks \
-	+resolveip +shadowsocksr-libev-ssr-check +uclient-fetch \
+	+tcping +resolveip +shadowsocksr-libev-ssr-check +uclient-fetch \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_Kcptun:kcptun-client \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_IPT2Socks:ipt2socks \
 	+PACKAGE_$(PKG_NAME)_INCLUDE_NaiveProxy:naiveproxy \

luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/advanced.lua

@@ -56,6 +56,12 @@ o:value("https://ispip.clang.cn/all_cn.txt", translate("Clang.CN"))
 o:value("https://ispip.clang.cn/all_cn_cidr.txt", translate("Clang.CN.CIDR"))
 o.default = "https://ispip.clang.cn/all_cn.txt"
 
+o = s:option(ListValue, "default_packet_encoding", translate("Default Packet Encoding"))
+o:value("none", translate("none"))
+o:value("packet", translate("packet (v2ray-core v5+)"))
+o:value("xudp", translate("xudp (Xray-core)"))
+o.default = "xudp"
+
 o = s:option(Flag, "netflix_enable", translate("Enable Netflix Mode"))
 o.rmempty = false
 

luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/client-config.lua

@@ -1,16 +1,23 @@
 -- Copyright (C) 2017 yushi studio <ywb94@qq.com> github.com/ywb94
 -- Licensed to the public under the GNU General Public License v3.
+
 require "nixio.fs"
 require "luci.sys"
 require "luci.http"
+require "luci.model.ipkg"
+
 local m, s, o, kcp_enable
 local sid = arg[1]
 local uuid = luci.sys.exec("cat /proc/sys/kernel/random/uuid")
 
-function is_finded(e)
+local function is_finded(e)
 	return luci.sys.exec('type -t -p "%s"' % e) ~= "" and true or false
 end
 
+local function is_installed(e)
+	return luci.model.ipkg.installed(e)
+end
+
 local server_table = {}
 local encrypt_methods = {
 	-- ssr
@@ -622,6 +629,17 @@ o:depends("type", "ssr")
 o:depends("type", "ss")
 o:depends("type", "trojan")
 
+if is_installed("sagernet-core") then
+	o = s:option(ListValue, "packet_encoding", translate("Packet Encoding"))
+	o:value("none", translate("none"))
+	o:value("packet", translate("packet (v2ray-core v5+)"))
+	o:value("xudp", translate("xudp (Xray-core)"))
+	o.default = "xudp"
+	o.rmempty = true
+	o:depends({type = "v2ray", v2ray_protocol = "vless"})
+	o:depends({type = "v2ray", v2ray_protocol = "vmess"})
+end
+
 o = s:option(Flag, "switch_enable", translate("Enable Auto Switch"))
 o.rmempty = false
 o.default = "1"

luci-app-ssr-plus/po/zh-cn/ssr-plus.po

@@ -730,6 +730,9 @@ msgstr "写入缓冲区大小"
 msgid "Congestion"
 msgstr "拥塞控制"
 
+msgid "Packet Encoding"
+msgstr "数据包编码"
+
 msgid "Network interface to use"
 msgstr "使用的网络接口"
 
@@ -757,5 +760,8 @@ msgstr "重新应用"
 msgid "Apply"
 msgstr "应用"
 
+msgid "Default Packet Encoding"
+msgstr "默认数据包编码"
+
 msgid "Enable Netflix Mode"
 msgstr "启用 Netflix 分流模式"

luci-app-ssr-plus/root/etc/init.d/shadowsocksr

@@ -908,6 +908,7 @@ reset() {
 		set shadowsocksr.@global[0].switch_time='667'
 		set shadowsocksr.@global[0].switch_timeout='5'
 		set shadowsocksr.@global[0].switch_try_count='3'
+		set shadowsocksr.@global[0].default_packet_encoding='xudp'
 		set shadowsocksr.@global[0].gfwlist_url='https://fastly.jsdelivr.net/gh/YW5vbnltb3Vz/domain-list-community@release/gfwlist.txt'
 		set shadowsocksr.@global[0].chnroute_url='https://ispip.clang.cn/all_cn.txt'
 		set shadowsocksr.@global[0].nfip_url='https://fastly.jsdelivr.net/gh/QiuSimons/Netflix_IP/NF_only.txt'

luci-app-ssr-plus/root/usr/share/shadowsocksr/gen_config.lua

@@ -1,11 +1,16 @@
+#!/usr/bin/lua
+
 local ucursor = require "luci.model.uci".cursor()
 local json = require "luci.jsonc"
+
 local server_section = arg[1]
 local proto = arg[2]
 local local_port = arg[3] or "0"
 local socks_port = arg[4] or "0"
+
 local server = ucursor:get_all("shadowsocksr", server_section)
 local outbound_settings = nil
+
 function vmess_vless()
 	outbound_settings = {
 		vnext = {
@@ -21,7 +26,8 @@ function vmess_vless()
 					}
 				}
 			}
-		}
+		},
+		packetEncoding = server.packet_encoding or nil
 	}
 end
 function trojan_shadowsocks()
@@ -185,7 +191,8 @@ local Xray = {
 		mux = (server.mux == "1" and server.xtls ~= "1" and server.transport ~= "grpc") and {
 			-- mux
 			enabled = true,
-			concurrency = tonumber(server.concurrency)
+			concurrency = tonumber(server.concurrency),
+			packetEncoding = (server.v2ray_protocol == "vmess" or server.v2ray_protocol == "vless") and server.packet_encoding or nil
 		} or nil
 	} or nil
 }

luci-app-ssr-plus/root/usr/share/shadowsocksr/subscribe.lua

@@ -9,6 +9,7 @@ require "nixio"
 require "luci.util"
 require "luci.sys"
 require "luci.jsonc"
+require "luci.model.ipkg"
 -- these global functions are accessed all the time by the event handler
 -- so caching them is worth the effort
 local tinsert = table.insert
@@ -25,6 +26,7 @@ local switch = ucic:get_first(name, 'server_subscribe', 'switch', '1')
 local subscribe_url = ucic:get_first(name, 'server_subscribe', 'subscribe_url', {})
 local filter_words = ucic:get_first(name, 'server_subscribe', 'filter_words', '过期时间/剩余流量')
 local save_words = ucic:get_first(name, 'server_subscribe', 'save_words', '')
+local packet_encoding = luci.model.ipkg.installed("sagernet-core") and ucic:get_first(name, 'global', 'default_packet_encoding', 'xudp') or nil
 local v2_ss = luci.sys.exec('type -t -p ss-redir sslocal') ~= "" and "ss" or "v2ray"
 local v2_tj = luci.sys.exec('type -t -p trojan') ~= "" and "trojan" or "v2ray"
 local log = function(...)
@@ -168,6 +170,7 @@ local function processData(szType, content)
 		result.transport = info.net
 		result.vmess_id = info.id
 		result.alias = info.ps
+		result.packet_encoding = packet_encoding
 		-- result.mux = 1
 		-- result.concurrency = 8
 		if info.net == 'ws' then
@@ -373,6 +376,7 @@ local function processData(szType, content)
 			result.vmess_id = uuid
 			result.vless_encryption = params.encryption or "none"
 			result.transport = params.type and (params.type == 'http' and 'h2' or params.type) or "tcp"
+			result.packet_encoding = packet_encoding
 			if not params.type or params.type == "tcp" then
 				if params.security == "xtls" then
 					result.xtls = "1"