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feat: add 'TR_RPC_VERBOSE' env variable in Qt app. (#1435) 

When set, this will log the RPC messages sent between the GUI and the
backend. This replaces the old `#ifdef DEBUG_HTTP` as something that can
be enabled without needing to recompile.
This commit is contained in:
Charles Kerr 2020-09-08 17:20:46 -05:00 committed by GitHub
parent 542feef77d
commit bda60c5a18
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 20 additions and 18 deletions
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38
qt/RpcClient.cc
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@ -24,8 +24,6 @@
#include "VariantHelpers.h"
// #define DEBUG_HTTP
using ::trqt::variant_helpers::dictAdd;
using ::trqt::variant_helpers::dictFind;
using ::trqt::variant_helpers::variantInit;
@ -36,6 +34,8 @@ namespace
char const constexpr* const RequestDataPropertyKey { "requestData" };
char const constexpr* const RequestFutureinterfacePropertyKey { "requestReplyFutureInterface" };
bool const Verbose = tr_env_key_exists("TR_RPC_VERBOSE");
void destroyVariant(tr_variant* json)
{
tr_variantFree(json);
@ -155,16 +155,17 @@ void RpcClient::sendNetworkRequest(TrVariantPtr json, QFutureInterface<RpcRespon
connect(reply, SIGNAL(downloadProgress(qint64, qint64)), this, SIGNAL(dataReadProgress()));
connect(reply, SIGNAL(uploadProgress(qint64, qint64)), this, SIGNAL(dataSendProgress()));
#ifdef DEBUG_HTTP
std::cerr << "sending " << "POST " << qPrintable(url_.path()) << std::endl;
for (QByteArray const& b : request.rawHeaderList())
if (Verbose)
{
std::cerr << b.constData() << ": " << request.rawHeader(b).constData() << std::endl;
}
std::cerr << "sending " << "POST " << qPrintable(url_.path()) << std::endl;
std::cerr << "Body:\n" << json_data.constData() << std::endl;
#endif
for (QByteArray const& b : request_->rawHeaderList())
{
std::cerr << b.constData() << ": " << request_->rawHeader(b).constData() << std::endl;
}
std::cerr << "Body:\n" << json_data.constData() << std::endl;
}
}
void RpcClient::sendLocalRequest(TrVariantPtr json, QFutureInterface<RpcResponse> const& promise, int64_t tag)
@ -233,16 +234,17 @@ void RpcClient::networkRequestFinished(QNetworkReply* reply)
auto promise = reply->property(RequestFutureinterfacePropertyKey).
value<QFutureInterface<RpcResponse>>();
#ifdef DEBUG_HTTP
std::cerr << "http response header: " << std::endl;
for (QByteArray const& b : reply->rawHeaderList())
if (Verbose)
{
std::cerr << b.constData() << ": " << reply->rawHeader(b).constData() << std::endl;
}
std::cerr << "http response header: " << std::endl;
std::cerr << "json:\n" << reply->peek(reply->bytesAvailable()).constData() << std::endl;
#endif
for (QByteArray const& b : reply->rawHeaderList())
{
std::cerr << b.constData() << ": " << reply->rawHeader(b).constData() << std::endl;
}
std::cerr << "json:\n" << reply->peek(reply->bytesAvailable()).constData() << std::endl;
}
if (reply->attribute(QNetworkRequest::HttpStatusCodeAttribute).toInt() == 409 &&
reply->hasRawHeader(TR_RPC_SESSION_ID_HEADER))