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#pragma once
#include <base/types.h>
#include <Poco/Util/AbstractConfiguration.h>
#include <Common/ProxyConfigurationResolver.h>
namespace DB
{
class ProxyConfigurationResolverProvider
{
public:
using Protocol = ProxyConfiguration::Protocol;
/*
* Returns appropriate ProxyConfigurationResolver based on current CH settings (Remote resolver or List resolver).
* If no configuration is found, returns Environment Resolver.
* */
static std::shared_ptr<ProxyConfigurationResolver> get(Protocol protocol);
/*
* This API exists exclusively for backward compatibility with old S3 storage specific proxy configuration.
* If no configuration is found, returns nullptr.
* */
static std::shared_ptr<ProxyConfigurationResolver> getFromOldSettingsFormat(
const String & config_prefix,
const Poco::Util::AbstractConfiguration & configuration
);
private:
static std::shared_ptr<ProxyConfigurationResolver> getFromSettings(
Protocol protocol,
const String & config_prefix,
const Poco::Util::AbstractConfiguration & configuration
);
};
}
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