From 2b289f34f929a69424a22bb0de3b668a58ba80cd Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Sat, 8 Dec 2018 17:09:55 +0100 Subject: various: Don't rely on _G.unpack existing --- net/resolvers/basic.lua | 1 + net/resolvers/manual.lua | 1 + net/resolvers/service.lua | 1 + 3 files changed, 3 insertions(+) (limited to 'net/resolvers') diff --git a/net/resolvers/basic.lua b/net/resolvers/basic.lua index 9a3c9952..56f9c77d 100644 --- a/net/resolvers/basic.lua +++ b/net/resolvers/basic.lua @@ -1,5 +1,6 @@ local adns = require "net.adns"; local inet_pton = require "util.net".pton; +local unpack = table.unpack or unpack; -- luacheck: ignore 113 local methods = {}; local resolver_mt = { __index = methods }; diff --git a/net/resolvers/manual.lua b/net/resolvers/manual.lua index c0d4e5d5..dbc40256 100644 --- a/net/resolvers/manual.lua +++ b/net/resolvers/manual.lua @@ -1,5 +1,6 @@ local methods = {}; local resolver_mt = { __index = methods }; +local unpack = table.unpack or unpack; -- luacheck: ignore 113 -- Find the next target to connect to, and -- pass it to cb() diff --git a/net/resolvers/service.lua b/net/resolvers/service.lua index b5a2d821..d1b8556c 100644 --- a/net/resolvers/service.lua +++ b/net/resolvers/service.lua @@ -1,5 +1,6 @@ local adns = require "net.adns"; local basic = require "net.resolvers.basic"; +local unpack = table.unpack or unpack; -- luacheck: ignore 113 local methods = {}; local resolver_mt = { __index = methods }; -- cgit v1.2.3 From 469ce79a49fabbe0d42115fa7a2f1a27e3bae3f1 Mon Sep 17 00:00:00 2001 From: Kim Alvefur Date: Sat, 17 Aug 2019 15:40:52 +0200 Subject: net.resolvers.service: Fix DNS fallback --- net/resolvers/service.lua | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'net/resolvers') diff --git a/net/resolvers/service.lua b/net/resolvers/service.lua index d1b8556c..62d269e5 100644 --- a/net/resolvers/service.lua +++ b/net/resolvers/service.lua @@ -33,7 +33,11 @@ function methods:next(cb) -- Resolve DNS to target list local dns_resolver = adns.resolver(); - dns_resolver:lookup(function (answer) + dns_resolver:lookup(function (answer, err) + if not answer and not err then + -- net.adns returns nil if there are zero records or nxdomain + answer = {}; + end if answer then if #answer == 0 then if self.extra and self.extra.default_port then -- cgit v1.2.3