wehub-resource-sync
62 lines
1.7 KiB
Lua
62 lines
1.7 KiB
Lua
local tty = require("kong.cmd.utils.tty")
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local colors
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if not tty.isatty then
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colors = setmetatable({}, {__index = function() return "" end})
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else
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colors = { green = '\27[32m', yellow = '\27[33m', red = '\27[31m', reset = '\27[0m' }
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end
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local LOG_LEVEL = ngx.NOTICE
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-- Some logging helpers
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local level_cfg = {
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[ngx.DEBUG] = { "debug", colors.green },
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[ngx.INFO] = { "info", "" },
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[ngx.NOTICE] = { "notice", "" },
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[ngx.WARN] = { "warn", colors.yellow },
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[ngx.ERR] = { "error", colors.red },
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[ngx.CRIT] = { "crit", colors.red },
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}
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local function set_log_level(lvl)
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if not level_cfg[lvl] then
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error("Unknown log level ", lvl, 2)
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end
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LOG_LEVEL = lvl
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end
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local function log(lvl, namespace, ...)
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lvl = lvl or ngx.INFO
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local lvl_literal, lvl_color = unpack(level_cfg[lvl] or {"info", ""})
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if lvl <= LOG_LEVEL then
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ngx.update_time()
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local msec = ngx.now()
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print(lvl_color,
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("%s%s %8s %s "):format(
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ngx.localtime():sub(12),
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("%.3f"):format(msec - math.floor(msec)):sub(2),
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("[%s]"):format(lvl_literal), namespace
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),
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table.concat({...}, ""),
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colors.reset)
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end
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end
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local function new_logger(namespace)
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return setmetatable({
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debug = function(...) log(ngx.DEBUG, namespace, ...) end,
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info = function(...) log(ngx.INFO, namespace, ...) end,
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warn = function(...) log(ngx.WARN, namespace, ...) end,
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err = function(...) log(ngx.ERR, namespace, ...) end,
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crit = function(...) log(ngx.CRIT, namespace, ...) end,
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log_exec = function(...) log(ngx.DEBUG, namespace, "=> ", ...) end,
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}, {
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__call = function(self, lvl, ...) log(lvl, namespace, ...) end,
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})
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end
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return {
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new_logger = new_logger,
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set_log_level = set_log_level,
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} |