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author | Timo Teräs <timo.teras@iki.fi> | 2016-08-05 08:38:04 +0300 |
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committer | Timo Teräs <timo.teras@iki.fi> | 2016-08-08 08:19:45 +0300 |
commit | b07e0c19106b4a381d644967055c43111481d278 (patch) | |
tree | 5ad14636235aabd95c20b88cc6a09a2d04b7d4a9 /testing/lua-resty-dns/add-naptr.patch | |
parent | d46ecff790c62f524f57510d3adba02fc3a8b6f8 (diff) | |
download | aports-b07e0c19106b4a381d644967055c43111481d278.tar.bz2 aports-b07e0c19106b4a381d644967055c43111481d278.tar.xz |
testing/lua-resty-dns: new aport
DNS resolver for the nginx lua module
https://github.com/openresty/lua-resty-dns
Diffstat (limited to 'testing/lua-resty-dns/add-naptr.patch')
-rw-r--r-- | testing/lua-resty-dns/add-naptr.patch | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/testing/lua-resty-dns/add-naptr.patch b/testing/lua-resty-dns/add-naptr.patch new file mode 100644 index 0000000000..a3bb991698 --- /dev/null +++ b/testing/lua-resty-dns/add-naptr.patch @@ -0,0 +1,90 @@ +From 5dcc817d96352b05f7468d058c39be3e6616d037 Mon Sep 17 00:00:00 2001 +From: Sergey Lukin <sergey.lukin@inbox.lv> +Date: Fri, 5 Aug 2016 12:09:11 +0300 +Subject: [PATCH] add NAPTR record support + +--- + lib/resty/dns/resolver.lua | 49 ++++++++++++++++++++++++++++++++++++++++++++++ + 1 file changed, 49 insertions(+) + +diff --git a/lib/resty/dns/resolver.lua b/lib/resty/dns/resolver.lua +index 7612b52..989d225 100644 +--- a/lib/resty/dns/resolver.lua ++++ b/lib/resty/dns/resolver.lua +@@ -48,6 +48,7 @@ local TYPE_MX = 15 + local TYPE_TXT = 16 + local TYPE_AAAA = 28 + local TYPE_SRV = 33 ++local TYPE_NAPTR = 35 + local TYPE_SPF = 99 + + local CLASS_IN = 1 +@@ -67,6 +68,7 @@ local _M = { + TYPE_TXT = TYPE_TXT, + TYPE_AAAA = TYPE_AAAA, + TYPE_SRV = TYPE_SRV, ++ TYPE_NAPTR = TYPE_NAPTR, + TYPE_SPF = TYPE_SPF, + CLASS_IN = CLASS_IN, + SECTION_AN = SECTION_AN, +@@ -209,6 +211,16 @@ local function _encode_name(s) + return char(#s) .. s + end + ++local function _decode_string(buf, pos) ++ local slen = byte(buf, pos) ++ if slen == 0 then ++ return "", pos + 1 ++ end ++ if pos + 1 + slen >= #buf then ++ return nil, 'truncated' ++ end ++ return sub(buf, pos + 1, pos + slen), pos + slen + 1 ++end + + local function _decode_name(buf, pos) + local labels = {} +@@ -484,6 +496,43 @@ local function parse_section(answers, section, buf, start_pos, size, + + pos = p + ++ elseif typ == TYPE_NAPTR then ++ if len < 7 then ++ return nil, "bad NAPTR record value length: " .. len ++ end ++ ++ local hi = byte(buf, pos) ++ local lo = byte(buf, pos + 1) ++ ans.order = lshift(hi, 8) + lo ++ ++ hi = byte(buf, pos + 2) ++ lo = byte(buf, pos + 3) ++ ans.preference = lshift(hi, 8) + lo ++ ++ local str, p = _decode_string(buf, pos + 4) ++ if not str then return nil, pos end ++ ans.flags = str ++ ++ str, p = _decode_string(buf, p) ++ if not str then return nil, pos end ++ ans.services = str ++ ++ str, p = _decode_string(buf, p) ++ if not str then return nil, pos end ++ ans.regexp = str ++ ++ if p - pos < len then ++ str,p = _decode_name(buf, p) ++ if not str then return nil, pos end ++ ans.replacements = str ++ end ++ ++ if p - pos ~= len then ++ return nil, format("bad NAPTR record length: %d ~= %d", p - pos, len) ++ end ++ ++ pos = p ++ + elseif typ == TYPE_NS then + + local name, p = _decode_name(buf, pos) |