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add luacheck to lint lua files (#2205)

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halfcrazy 2018-03-19 00:31:49 +08:00 • committed by Manuel Alejandro de Brito Fontes
parent 5c02d700cb
commit 977cfcb4c7
4 changed files with 19 additions and 5 deletions
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11
rootfs/etc/nginx/lua/balancer.lua
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@ -6,11 +6,11 @@ local lrucache = require("resty.lrucache")
local resty_lock = require("resty.lock")
-- measured in seconds
-- for an Nginx worker to pick up the new list of upstream peers
-- for an Nginx worker to pick up the new list of upstream peers
-- it will take <the delay until controller POSTed the backend object to the Nginx endpoint> + BACKENDS_SYNC_INTERVAL
local BACKENDS_SYNC_INTERVAL = 1
ROUND_ROBIN_LOCK_KEY = "round_robin"
local ROUND_ROBIN_LOCK_KEY = "round_robin"
local round_robin_state = ngx.shared.round_robin_state
@ -37,8 +37,8 @@ local function balance()
-- Round-Robin
round_robin_lock:lock(backend_name .. ROUND_ROBIN_LOCK_KEY)
local index = round_robin_state:get(backend_name)
local index, endpoint = next(backend.endpoints, index)
local last_index = round_robin_state:get(backend_name)
local index, endpoint = next(backend.endpoints, last_index)
if not index then
index = 1
endpoint = backend.endpoints[index]
@ -96,7 +96,8 @@ function _M.call()
local host, port = balance()
local ok, err = ngx_balancer.set_current_peer(host, port)
local ok
ok, err = ngx_balancer.set_current_peer(host, port)
if ok then
ngx.log(ngx.INFO, "current peer is set to " .. host .. ":" .. port)
else