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Improvements based on PR review

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This commit is contained in:
Raúl Marín 2022-04-06 10:48:12 +02:00
parent dce0c9f059
commit 060f5118f0
1 changed files with 5 additions and 3 deletions
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8
src/Common/DNSResolver.cpp
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@ -123,7 +123,10 @@ static DNSResolver::IPAddresses resolveIPAddressImpl(const std::string & host)
}
if (addresses.empty())
{
ProfileEvents::increment(ProfileEvents::DNSError);
throw Exception("Not found address of host: " + host, ErrorCodes::DNS_ERROR);
}
return addresses;
}
@ -142,8 +145,8 @@ static String reverseResolveImpl(const Poco::Net::IPAddress & address)
struct DNSResolver::Impl
{
using HostWithConsecutiveFailures = std::unordered_map<String, UInt8>;
using AddressWithConsecutiveFailures = std::unordered_map<Poco::Net::IPAddress, UInt8>;
using HostWithConsecutiveFailures = std::unordered_map<String, UInt32>;
using AddressWithConsecutiveFailures = std::unordered_map<Poco::Net::IPAddress, UInt32>;
CachedFn<&resolveIPAddressImpl> cache_host;
CachedFn<&reverseResolveImpl> cache_address;
@ -275,7 +278,6 @@ bool DNSResolver::updateCacheImpl(
tryLogCurrentException(log, __PRETTY_FUNCTION__);
continue;
}
ProfileEvents::increment(ProfileEvents::DNSError);
if (!lost_elems.empty())
lost_elems += ", ";
lost_elems += cacheElemToString(it->first);