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use string.buffer in OpenResty 1.21.4.1 #109

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merged 2 commits into from
Jun 24, 2022
Merged

use string.buffer in OpenResty 1.21.4.1 #109

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9da9732
use string.buffer in OpenResty 1.21.4.1
chronolaw Jun 21, 2022
6dc7622
remove cjson require
chronolaw Jun 21, 2022
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16 changes: 8 additions & 8 deletions lib/resty/healthcheck.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,6 @@ local DEBUG = ngx.DEBUG
local ngx_log = ngx.log
local tostring = tostring
local ipairs = ipairs
local cjson = require("cjson.safe").new()
local table_insert = table.insert
local table_remove = table.remove
local resty_lock = require ("resty.lock")
Expand All @@ -50,6 +49,7 @@ local RESTY_WORKER_EVENTS_VER = "0.3.3"
local new_tab
local nkeys
local is_array
local codec

do
local pcall = pcall
Expand Down Expand Up @@ -85,6 +85,11 @@ do
return true
end
end

ok, codec = pcall(require, "string.buffer")
if not ok then
codec = require("cjson.safe").new()
end
end


Expand Down Expand Up @@ -228,17 +233,12 @@ local hcs = setmetatable({}, {

local active_check_timer

-- TODO: improve serialization speed
-- serialize a table to a string
local function serialize(t)
return cjson.encode(t)
end
local serialize = codec.encode


-- deserialize a string to a table
local function deserialize(s)
return cjson.decode(s)
end
local deserialize = codec.decode


local function key_for(key_prefix, ip, port, hostname)
Expand Down