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51 lines
3.0 KiB
Lua
51 lines
3.0 KiB
Lua
#!/usr/bin/lua
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-- Run on OpenWrt with the installed Lua dependencies; reads UCI, never updates it.
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-- lua subscribe-ss.lua /path/to/subscribe.lua
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local path = arg[1] or "/usr/share/shadowsocksr/subscribe.lua"
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local file = assert(io.open(path))
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local source = file:read("*a")
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file:close()
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source = source:gsub("^#![^\n]*", "")
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local boundary = assert(source:find("\nlocal function md5_string", 1, true))
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-- Load only the parser definitions, stopping before subscription execution.
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local parse = assert(loadstring(source:sub(1, boundary - 1) .. [[
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has_xray, has_ss_rust, has_mihomo = true, false, false
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return processData
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]], "@" .. path))()
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local b64 = require("nixio").bin.b64encode
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local count = 0
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local function check(label, link, expected)
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local ok, node = pcall(parse, "ss", link)
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assert(ok, label .. ": parser raised an error")
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if expected then
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assert(node, label .. ": node rejected")
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assert(node.type == "v2ray" and node.v2ray_protocol == "shadowsocks", label .. ": wrong backend")
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for key, value in pairs(expected) do
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assert(tostring(node[key]) == tostring(value), label .. ": incorrect " .. key)
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end
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else
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assert(node == nil, label .. ": malformed node accepted")
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end
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count = count + 1
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end
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local expected = {server="ss.example.com", server_port=20070, encrypt_method_ss="aes-256-gcm", password="test-password", alias="乌克兰W01"}
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local suffix = "#%E4%B9%8C%E5%85%8B%E5%85%B0W01"
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local full = b64("aes-256-gcm:test-password@ss.example.com:20070")
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check("whole-link base64", full .. suffix, expected)
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check("unpadded whole-link base64", full:gsub("=+$", "") .. suffix, expected)
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check("SIP002", b64("aes-256-gcm:test-password") .. "@ss.example.com:20070" .. suffix, expected)
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check("plaintext credentials", "aes-256-gcm:test-password@ss.example.com:20070" .. suffix, expected)
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local password = "p@ss:word+/%?#"
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local credentials = "aes-256-gcm:" .. password
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for _,link in ipairs({b64(credentials .. "@ss.example.com:20070"), b64(credentials) .. "@ss.example.com:20070", b64(credentials):gsub("+", "-"):gsub("/", "_"):gsub("=+$", "") .. "@ss.example.com:20070"}) do
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check("reserved password characters", link, {password=password, server="ss.example.com", server_port=20070})
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end
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check("percent-encoded plaintext", "aes-256-gcm:p%40ss%3Aword+%2F%25%3F%23@ss.example.com:20070", {password=password})
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check("legacy query", full .. "?type=ws&host=cdn.example.com&path=%2Fsocket&security=tls&sni=tls.example.com", {transport="ws", ws_path="/socket", tls="1", tls_host="tls.example.com"})
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check("UUID extension", "12345678-1234-1234-1234-123456789abc@ss.example.com:443?encryption=none&type=ws", {password="12345678-1234-1234-1234-123456789abc", encrypt_method_ss="none", transport="ws"})
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check("IPv6", b64("aes-256-gcm:test-password@[2001:db8::1]:443"), {server="2001:db8::1", server_port=443})
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for _,link in ipairs({"", "invalid", b64("missing-separator"), b64("aes-256-gcm:password@ss.example.com"), "aes-256-gcm:password@:443", b64(":password@ss.example.com:443")}) do
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check("malformed input", link, nil)
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end
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print("SS subscription parser: " .. count .. " cases passed")
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