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| author | Kim Alvefur <zash@zash.se> | 2019-11-24 04:23:51 +0100 |
|---|---|---|
| committer | Kim Alvefur <zash@zash.se> | 2019-11-24 04:23:51 +0100 |
| commit | b8c255a83ce3d953798dbb60686eb00b75135a0e (patch) | |
| tree | de7b9df415d525e6844ffb5b708c506d540718ff /net/resolvers | |
| parent | a2aa11f3ae564d5382c912d974131ee453c0bcb4 (diff) | |
| download | prosody-b8c255a83ce3d953798dbb60686eb00b75135a0e.tar.gz prosody-b8c255a83ce3d953798dbb60686eb00b75135a0e.zip | |
net.resolvers.basic: Move IP literal check to constructor
This is to prepare for fixing #1459. An IPv6 literal in [ ] brackets
does not pass IDNA and resolving it fails there.
Diffstat (limited to 'net/resolvers')
| -rw-r--r-- | net/resolvers/basic.lua | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/net/resolvers/basic.lua b/net/resolvers/basic.lua index f37e74a2..e3a94382 100644 --- a/net/resolvers/basic.lua +++ b/net/resolvers/basic.lua @@ -33,16 +33,6 @@ function methods:next(cb) self:next(cb); end - local is_ip = inet_pton(self.hostname); - if is_ip then - if #is_ip == 16 then - cb(self.conn_type.."6", self.hostname, self.port, self.extra); - elseif #is_ip == 4 then - cb(self.conn_type.."4", self.hostname, self.port, self.extra); - end - return; - end - -- Resolve DNS to target list local dns_resolver = adns.resolver(); dns_resolver:lookup(function (answer) @@ -65,11 +55,24 @@ function methods:next(cb) end local function new(hostname, port, conn_type, extra) + local ascii_host = idna_to_ascii(hostname); + local targets = nil; + + local is_ip = inet_pton(hostname); + if is_ip then + if #is_ip == 16 then + targets = { { conn_type.."6", hostname, port, extra } }; + elseif #is_ip == 4 then + targets = { { conn_type.."4", hostname, port, extra } }; + end + end + return setmetatable({ - hostname = idna_to_ascii(hostname); + hostname = ascii_host; port = port; conn_type = conn_type or "tcp"; extra = extra; + targets = targets; }, resolver_mt); end |