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#include "client.h"
#include "http_code_extractor.h"
#include <library/cpp/http/io/stream.h>
#include <library/cpp/neh/factory.h>
#include <library/cpp/neh/http_common.h>
#include <library/cpp/neh/location.h>
#include <library/cpp/neh/neh.h>
#include <util/generic/ptr.h>
#include <util/generic/strbuf.h>
#include <util/network/socket.h>
#include <util/stream/str.h>
namespace NRainCheck {
class THttpCallback: public NNeh::IOnRecv {
public:
THttpCallback(NRainCheck::THttpFuture* future)
: Future(future)
{
Y_VERIFY(!!future, "future is NULL");
}
void OnRecv(NNeh::THandle& handle) override {
THolder<THttpCallback> self(this);
NNeh::TResponseRef response = handle.Get();
Future->SetDoneAndSchedule(response);
}
private:
NRainCheck::THttpFuture* const Future;
};
THttpFuture::THttpFuture()
: Task(nullptr)
, ErrorCode(THttpFuture::NoError)
{
}
THttpFuture::~THttpFuture() {
}
bool THttpFuture::HasError() const {
return (ErrorCode != THttpFuture::NoError);
}
THttpFuture::EError THttpFuture::GetErrorCode() const {
return ErrorCode;
}
TString THttpFuture::GetErrorDescription() const {
return ErrorDescription;
}
THttpClientService::THttpClientService()
: GetProtocol(NNeh::ProtocolFactory()->Protocol("http"))
, FullProtocol(NNeh::ProtocolFactory()->Protocol("full"))
{
Y_VERIFY(!!GetProtocol, "GET protocol is NULL.");
Y_VERIFY(!!FullProtocol, "POST protocol is NULL.");
}
THttpClientService::~THttpClientService() {
}
void THttpClientService::SendPost(TString addr, const TString& data, const THttpHeaders& headers, THttpFuture* future) {
Y_VERIFY(!!future, "future is NULL.");
TTaskRunnerBase* current = TTaskRunnerBase::CurrentTask();
future->SetRunning(current);
future->Task = current;
THolder<THttpCallback> callback(new THttpCallback(future));
NNeh::TServiceStatRef stat;
try {
NNeh::TMessage msg(addr.replace(0, NNeh::TParsedLocation(addr).Scheme.size(), "post"), data);
TStringStream headersText;
headers.OutTo(&headersText);
NNeh::NHttp::MakeFullRequest(msg, headersText.Str(), TString());
FullProtocol->ScheduleRequest(msg, callback.Get(), stat);
Y_UNUSED(callback.Release());
} catch (const TNetworkResolutionError& err) {
future->SetFail(THttpFuture::CantResolveNameError, err.AsStrBuf());
} catch (const yexception& err) {
future->SetFail(THttpFuture::OtherError, err.AsStrBuf());
}
}
void THttpClientService::Send(const TString& request, THttpFuture* future) {
Y_VERIFY(!!future, "future is NULL.");
TTaskRunnerBase* current = TTaskRunnerBase::CurrentTask();
future->SetRunning(current);
future->Task = current;
THolder<THttpCallback> callback(new THttpCallback(future));
NNeh::TServiceStatRef stat;
try {
GetProtocol->ScheduleRequest(NNeh::TMessage::FromString(request),
callback.Get(),
stat);
Y_UNUSED(callback.Release());
} catch (const TNetworkResolutionError& err) {
future->SetFail(THttpFuture::CantResolveNameError, err.AsStrBuf());
} catch (const yexception& err) {
future->SetFail(THttpFuture::OtherError, err.AsStrBuf());
}
}
bool THttpFuture::HasHttpCode() const {
return !!HttpCode;
}
bool THttpFuture::HasResponseBody() const {
return !!Response;
}
ui32 THttpFuture::GetHttpCode() const {
Y_ASSERT(IsDone());
Y_ASSERT(HasHttpCode());
return static_cast<ui32>(*HttpCode);
}
TString THttpFuture::GetResponseBody() const {
Y_ASSERT(IsDone());
Y_ASSERT(HasResponseBody());
return Response->Data;
}
void THttpFuture::SetDoneAndSchedule(TAutoPtr<NNeh::TResponse> response) {
if (!response->IsError()) {
ErrorCode = THttpFuture::NoError;
HttpCode = HttpCodes::HTTP_OK;
} else {
ErrorCode = THttpFuture::BadHttpCodeError;
ErrorDescription = response->GetErrorText();
HttpCode = TryGetHttpCodeFromErrorDescription(ErrorDescription);
}
Response.Reset(response);
SetDone();
}
void THttpFuture::SetFail(THttpFuture::EError errorCode, const TStringBuf& errorDescription) {
ErrorCode = errorCode;
ErrorDescription = errorDescription;
Response.Destroy();
SetDone();
}
}
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