[GitHub] [apisix] membphis commented on a change in pull request #2357: bugfix: set random seed for each worker process at `init_worker` phase, only `init` phase is not enough.

[GitBox <gi...@apache.org>]

membphis commented on a change in pull request #2357:
URL: https://github.com/apache/apisix/pull/2357#discussion_r499666429



##########
File path: apisix/init.lua
##########
@@ -82,6 +75,14 @@ end
 
 
 function _M.http_init_worker()
+    local seed, err = core.utils.get_seed_from_urandom()
+    if not seed then
+        core.log.warn('failed to get seed from urandom: ', err)
+        seed = ngx_now() * 1000 + ngx.worker.pid()
+    end
+    math.randomseed(seed)
+    core.log.info("random test in [1, 10000]: ", math.random(1, 1000000))

Review comment:
       why do we need to remove this line?
   It is necessary for debugging.




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