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cmd/cli: guard against nil client info

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Though it's only possible raised in testing, still better to be safe.
This commit is contained in:
Cuong Manh Le
2023-12-19 01:44:23 +07:00
committed by Cuong Manh Le
parent 8d2cb6091e
commit b82ad3720c
1 changed files with 5 additions and 1 deletions
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cmd/cli/dns_proxy.go
+5 -1
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@@ -504,7 +504,11 @@ func (p *prog) proxy(ctx context.Context, req *proxyRequest) *dns.Msg {
p.cache.Add(dnscache.NewKey(req.msg, upstreams[n]), dnscache.NewValue(answer, expired)) p.cache.Add(dnscache.NewKey(req.msg, upstreams[n]), dnscache.NewValue(answer, expired))
ctrld.Log(ctx, mainLog.Load().Debug(), "add cached response") ctrld.Log(ctx, mainLog.Load().Debug(), "add cached response")
} }
ctrld.Log(ctx, mainLog.Load().Info(), "REPLY: %s -> %s (%s): %s", upstreams[n], req.ufr.srcAddr, req.ci.Hostname, dns.RcodeToString[answer.Rcode]) hostname := ""
if req.ci != nil {
hostname = req.ci.Hostname
}
ctrld.Log(ctx, mainLog.Load().Info(), "REPLY: %s -> %s (%s): %s", upstreams[n], req.ufr.srcAddr, hostname, dns.RcodeToString[answer.Rcode])
return answer return answer
} }
ctrld.Log(ctx, mainLog.Load().Error(), "all %v endpoints failed", upstreams) ctrld.Log(ctx, mainLog.Load().Error(), "all %v endpoints failed", upstreams)