membphis commented on a change in pull request #2817:
URL: https://github.com/apache/apisix/pull/2817#discussion_r530469905
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File path: apisix/init.lua
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@@ -630,10 +630,11 @@ end
function _M.http_header_filter_phase()
core.response.set_header("Server", ver_header)
- local status_code = tonumber(get_var("upstream_status"))
- if status_code and status_code >= 500 and status_code <= 599 then
- core.response.set_header("X-APISIX-Upstream-Status", status_code)
- core.log.info("X-APISIX-Upstream-Status: ", status_code)
+ local up_status = get_var("upstream_status")
+ local from, _ = re_find(up_status, "5[0-9]{2}", "jo")
Review comment:
we should use the last status, current way is wrong
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