27 lines
500 B
Lua
27 lines
500 B
Lua
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local _M = {}
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local seeds = {}
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local original_randomseed = math.randomseed
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math.randomseed = function(seed)
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local pid = ngx.worker.pid()
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if seeds[pid] then
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ngx.log(ngx.WARN,
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string.format("ignoring math.randomseed(%d) since PRNG is already seeded for worker %d", seed, pid))
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return
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end
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original_randomseed(seed)
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seeds[pid] = seed
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end
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local function randomseed()
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math.randomseed(ngx.time() + ngx.worker.pid())
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end
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function _M.init_worker()
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randomseed()
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end
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return _M
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