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set new dialer on every request

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debugging

debugging

debugging

debugging

use default route interface IP for OS resolver queries

remove retries

fix resolv.conf clobbering on MacOS, set custom local addr for os resolver queries

remove the client info discovery logic on network change, this was overkill just for the IP, and was causing service failure after switching networks many times rapidly

handle ipv6 local addresses

guard ciTable from nil pointer

debugging failure count
This commit is contained in:
Alex
2025-02-05 01:41:16 -05:00
committed by Cuong Manh Le
parent 60686f55ff
commit cf6d16b439
7 changed files with 317 additions and 35 deletions
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cmd/cli/upstream_monitor.go
+12 -2
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@@ -42,14 +42,24 @@ func newUpstreamMonitor(cfg *ctrld.Config) *upstreamMonitor {
return um
}
// increaseFailureCount increase failed queries count for an upstream by 1.
// increaseFailureCount increases failed queries count for an upstream by 1 and logs debug information.
func (um *upstreamMonitor) increaseFailureCount(upstream string) {
um.mu.Lock()
defer um.mu.Unlock()
um.failureReq[upstream] += 1
failedCount := um.failureReq[upstream]
um.down[upstream] = failedCount >= maxFailureRequest
// Log the updated failure count
mainLog.Load().Debug().Msgf("upstream %q failure count updated to %d", upstream, failedCount)
// Check if the failure count has reached the threshold to mark the upstream as down.
if failedCount >= maxFailureRequest {
um.down[upstream] = true
mainLog.Load().Warn().Msgf("upstream %q marked as down (failure count: %d)", upstream, failedCount)
} else {
um.down[upstream] = false
}
}
// isDown reports whether the given upstream is being marked as down.