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@@ -27,6 +27,11 @@ local TYPE_MAP = {
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http = "http",
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}
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-- 该协议能否落到 sing-box outbound（SSR 无法表达，跳过）
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local function supported(proto)
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return (TYPE_MAP[proto] or proto) ~= "ssr"
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end
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-- 构建 TLS 字段
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local function build_tls(n)
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local tls
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@@ -47,6 +52,9 @@ local function build_tls(n)
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elseif n.skip_cert_verify ~= nil then
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tls.insecure = bool(n.skip_cert_verify)
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end
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-- 空表会被 json_encode 编码成 []，而 tls 必须是对象；
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-- security=tls 但无 sni/alpn/insecure 时就会走到这里
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if next(tls) == nil then return util.JSON_EMPTY_OBJECT end
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return tls
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end
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return nil
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@@ -79,12 +87,13 @@ local function build_transport(n)
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end
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-- 单节点 → sing-box outbound 表
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function M.to_outbound(n)
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-- tag 可选：完整配置里由 util.unique_tags 统一分配，避免节点重名导致 tag 冲突
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function M.to_outbound(n, tag)
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local stype = TYPE_MAP[n.proto] or n.proto
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if stype == "ssr" then return nil end -- sing-box 不支持 SSR，跳过
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local o = {
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type = stype,
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tag = n.name or ((n.server or "") .. ":" .. tostring(n.port or "")),
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tag = tag or n.name or ((n.server or "") .. ":" .. tostring(n.port or "")),
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server = n.server or "",
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server_port = tonumber(n.port) or 0,
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}
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@@ -145,15 +154,53 @@ function M.to_outbound(n)
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return o
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end
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function M.generate(nodes)
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local outbounds = {}
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-- 保留 tag：节点名不得与之重名（util.unique_tags 负责消解）
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local RESERVED_TAGS = { select = true, auto = true, direct = true, block = true }
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-- 生成完整 sing-box 配置（outbounds + route）。
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-- 不含 inbounds / dns：这两项会绑定本地监听端口、覆盖用户既有 DNS 设置，
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-- 由用户在自己的配置里维护，本输出只负责节点与分流。
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--
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-- 版本兼容说明：route 规则里的 action 字段自 1.11.0 起才存在，其默认值即 "route"，
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-- 因此这里刻意省略 action —— 未知字段会被 sing-box 拒绝，而省略默认值在
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-- 1.10 与 1.11+ 上都能工作。
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function M.generate(nodes, options)
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local usable = {}
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for _, n in ipairs(nodes or {}) do
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if type(n) == "table" then
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local o = M.to_outbound(n)
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if o then outbounds[#outbounds + 1] = o end
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end
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if type(n) == "table" and supported(n.proto) then usable[#usable + 1] = n end
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end
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return util.json_encode({ outbounds = outbounds })
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local tags = util.unique_tags(usable, RESERVED_TAGS)
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local outbounds, proxy_tags = {}, {}
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for i, n in ipairs(usable) do
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outbounds[#outbounds + 1] = M.to_outbound(n, tags[i])
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proxy_tags[#proxy_tags + 1] = tags[i]
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end
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local final
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if #proxy_tags > 0 then
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-- select 供手工切换，auto 自动测速选优
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local sel = { type = "selector", tag = "select", outbounds = { "auto", "direct" } }
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for _, t in ipairs(proxy_tags) do sel.outbounds[#sel.outbounds + 1] = t end
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sel.default = "auto"
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outbounds[#outbounds + 1] = sel
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outbounds[#outbounds + 1] = { type = "urltest", tag = "auto", outbounds = proxy_tags }
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final = "select"
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else
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-- 无可用节点时不能生成 selector / urltest（outbounds 不允许为空）
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final = "direct"
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end
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outbounds[#outbounds + 1] = { type = "direct", tag = "direct" }
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outbounds[#outbounds + 1] = { type = "block", tag = "block" }
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return util.json_encode({
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outbounds = outbounds,
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route = {
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rules = { { ip_is_private = true, outbound = "direct" } },
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final = final,
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auto_detect_interface = true,
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},
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})
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end
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return M
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@@ -47,13 +47,19 @@ local function build_stream_settings(n)
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return ss
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end
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-- 该协议能否落到 V2Ray / Xray outbound（SSR 无法表达，跳过）
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local function supported(proto)
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return (proto or "vmess") ~= "ssr"
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end
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-- 单节点 → V2Ray outbound 表
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function M.to_outbound(n)
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-- tag 可选：完整配置里由 util.unique_tags 统一分配，避免节点重名导致 tag 冲突
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function M.to_outbound(n, tag)
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local proto = n.proto or "vmess"
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if proto == "ssr" then return nil end -- V2Ray / Xray 不支持 SSR，跳过
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if not supported(proto) then return nil end
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local o = {
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protocol = (proto == "ss" and "shadowsocks" or proto),
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tag = n.name or ((n.server or "") .. ":" .. tostring(n.port or "")),
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tag = tag or n.name or ((n.server or "") .. ":" .. tostring(n.port or "")),
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settings = {},
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streamSettings = build_stream_settings(n),
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}
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@@ -94,15 +100,61 @@ function M.to_outbound(n)
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return o
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end
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function M.generate(nodes)
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local outbounds = {}
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for _, n in ipairs(nodes or {}) do
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if type(n) == "table" then
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local o = M.to_outbound(n)
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if o then outbounds[#outbounds + 1] = o end
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end
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-- Xray 的 balancer / observatory selector 按「前缀」匹配 outbound tag。
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-- 若某节点 tag 恰好是 "direct" / "block" / "auto" 的前缀（例如节点名就叫 "d"、"auto"），
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-- selector 会把这些保留出站一并纳入负载均衡，导致流量被丢进 direct / block。
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-- 因此把保留 tag 的所有真前缀也登记为冲突，交给 util.unique_tags 加后缀消解。
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local function reserved_with_prefixes(names)
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local r = {}
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for _, s in ipairs(names) do
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r[s] = true
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for i = 1, #s - 1 do r[s:sub(1, i)] = true end
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end
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return util.json_encode({ outbounds = outbounds })
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return r
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end
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-- 生成完整 V2Ray / Xray 配置（outbounds + observatory + routing）。
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-- 不含 inbounds / dns：这两项会绑定本地监听端口、覆盖用户既有 DNS 设置，
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-- 由用户在自己的配置里维护，本输出只负责节点与分流。
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function M.generate(nodes, options)
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local usable = {}
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for _, n in ipairs(nodes or {}) do
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if type(n) == "table" and supported(n.proto) then usable[#usable + 1] = n end
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end
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local tags = util.unique_tags(usable, reserved_with_prefixes({ "direct", "block", "auto" }))
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local outbounds, proxy_tags = {}, {}
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for i, n in ipairs(usable) do
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outbounds[#outbounds + 1] = M.to_outbound(n, tags[i])
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proxy_tags[#proxy_tags + 1] = tags[i]
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end
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-- direct / block 必须存在：路由规则要按 tag 引用它们
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outbounds[#outbounds + 1] = { protocol = "freedom", tag = "direct", settings = util.JSON_EMPTY_OBJECT }
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outbounds[#outbounds + 1] = { protocol = "blackhole", tag = "block", settings = { response = { type = "none" } } }
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local routing = {
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domainStrategy = "IPIfNonMatch",
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rules = { { type = "field", ip = { "geoip:private" }, outboundTag = "direct" } },
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}
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local cfg = { log = { loglevel = "warning" }, outbounds = outbounds, routing = routing }
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if #proxy_tags > 0 then
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-- leastPing 依赖 observatory 的探测结果；不配 observatory 时该策略不生效
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cfg.observatory = {
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subjectSelector = proxy_tags,
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probeUrl = "https://www.gstatic.com/generate_204",
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probeInterval = "10s",
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enableConcurrency = true,
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}
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routing.balancers = { { tag = "auto", selector = proxy_tags, strategy = { type = "leastPing" } } }
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routing.rules[#routing.rules + 1] = { type = "field", network = "tcp,udp", balancerTag = "auto" }
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else
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-- 无可用节点时没有 balancer 可引用；首元素 direct 即默认出站
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routing.rules[#routing.rules + 1] = { type = "field", network = "tcp,udp", outboundTag = "direct" }
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end
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return util.json_encode(cfg)
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end
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return M
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@@ -147,6 +147,11 @@ end
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-- JSON null 占位符：仅在数组中用于保留位置（对象中的 null 仍解码为 nil）
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local JSON_NULL = {}
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-- JSON 空对象占位符。Lua 的空表无法区分 {} 与 []（is_array 判定空表为数组），
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-- 而 sing-box / Xray 的部分字段必须是对象（"tls": {}、"settings": {}），
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-- 编码成 [] 会被客户端拒绝。需要空对象时显式使用本常量。
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M.JSON_EMPTY_OBJECT = setmetatable({}, { __tostring = function() return "{}" end })
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function M.json_encode(v)
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local function enc(v)
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local t = type(v)
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@@ -169,7 +174,9 @@ function M.json_encode(v)
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elseif t == "boolean" then
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return v and "true" or "false"
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elseif t == "table" then
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if is_array(v) then
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if v == M.JSON_EMPTY_OBJECT then
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return "{}"
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elseif is_array(v) then
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local a = {}
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for i = 1, #v do a[#a + 1] = enc(v[i]) end
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return "[" .. table.concat(a, ",") .. "]"
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@@ -378,4 +385,28 @@ function M.human_duration(secs)
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return "不足1分钟"
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end
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-- 为一组节点生成唯一 tag（供 sing-box / Xray 完整配置使用）。
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-- 节点名可能重复，也可能与保留 tag（direct / block / select / auto …）同名；
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-- sing-box 与 Xray 都要求 outbound tag 唯一，重名时追加 " #2"、" #3"。
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-- 返回与 nodes 等长的 tag 数组。
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function M.unique_tags(nodes, reserved)
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local used = {}
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for k in pairs(reserved or {}) do used[k] = true end
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local tags = {}
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for i, n in ipairs(nodes or {}) do
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local base = n.name
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if base == nil or base == "" then
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base = (n.server or "") .. ":" .. tostring(n.port or "")
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end
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local tag, k = base, 2
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while used[tag] do
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tag = base .. " #" .. k
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k = k + 1
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end
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used[tag] = true
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tags[i] = tag
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end
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return tags
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end
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return M
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