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fix: etcd watch restart when receive invalid revision #11833

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Merged
merged 4 commits into from
Dec 18, 2024
Merged

fix: etcd watch restart when receive invalid revision #11833

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3993899
fix: etcd watch restart when receive invalid revision
Revolyssup Dec 16, 2024
4002f0c
Merge branch 'master' of github.com:apache/apisix into revolyssup/etc…
Revolyssup Dec 16, 2024
54975a8
fix lint
Revolyssup Dec 16, 2024
abeb5d0
indent fix
Revolyssup Dec 17, 2024
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8 changes: 7 additions & 1 deletion apisix/core/config_etcd.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -257,6 +257,11 @@ local function do_run_watch(premature)
end

local rev = tonumber(res.result.header.revision)
if rev == nil then
log.warn("receive a invalid revision header, header: ", inspect(res.result.header))
cancel_watch(http_cli)
break
end
if rev > watch_ctx.rev then
watch_ctx.rev = rev + 1
end
Expand Down Expand Up @@ -284,7 +289,8 @@ local function run_watch(premature)

local ok, err = ngx_thread_wait(run_watch_th, check_worker_th)
if not ok then
log.error("check_worker thread terminates failed, retart checker, error: " .. err)
log.error("run_watch or check_worker thread terminates failed",
" restart those threads, error: ", inspect(err))
end

ngx_thread_kill(run_watch_th)
Expand Down
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