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/**
* @file llregionpresenceverifier.cpp
* @brief
*
* $LicenseInfo:firstyear=2008&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "linden_common.h"
#include "llregionpresenceverifier.h"
#include "llhttpclientinterface.h"
#include <sstream>
#include "net.h"
#include "message.h"
namespace boost
{
void intrusive_ptr_add_ref(LLRegionPresenceVerifier::Response* p)
{
++p->mReferenceCount;
}
void intrusive_ptr_release(LLRegionPresenceVerifier::Response* p)
{
if(p && 0 == --p->mReferenceCount)
{
delete p;
}
}
};
LLRegionPresenceVerifier::Response::~Response()
{
}
LLRegionPresenceVerifier::RegionResponder::RegionResponder(const std::string&
uri,
ResponsePtr data,
S32 retry_count) :
mUri(uri),
mSharedData(data),
mRetryCount(retry_count)
{
}
//virtual
LLRegionPresenceVerifier::RegionResponder::~RegionResponder()
{
}
void LLRegionPresenceVerifier::RegionResponder::result(const LLSD& content)
{
std::string host = content["private_host"].asString();
U32 port = content["private_port"].asInteger();
LLHost destination(host, port);
LLUUID id = content["region_id"];
lldebugs << "Verifying " << destination.getString() << " is region " << id << llendl;
std::stringstream uri;
uri << "http://" << destination.getString() << "/state/basic/";
mSharedData->getHttpClient().get(
uri.str(),
new VerifiedDestinationResponder(mUri, mSharedData, content, mRetryCount));
}
void LLRegionPresenceVerifier::RegionResponder::error(U32 status,
const std::string& reason)
{
// TODO: babbage: distinguish between region presence service and
// region verification errors?
mSharedData->onRegionVerificationFailed();
}
LLRegionPresenceVerifier::VerifiedDestinationResponder::VerifiedDestinationResponder(const std::string& uri, ResponsePtr data, const LLSD& content,
S32 retry_count):
mUri(uri),
mSharedData(data),
mContent(content),
mRetryCount(retry_count)
{
}
//virtual
LLRegionPresenceVerifier::VerifiedDestinationResponder::~VerifiedDestinationResponder()
{
}
void LLRegionPresenceVerifier::VerifiedDestinationResponder::result(const LLSD& content)
{
LLUUID actual_region_id = content["region_id"];
LLUUID expected_region_id = mContent["region_id"];
lldebugs << "Actual region: " << content << llendl;
lldebugs << "Expected region: " << mContent << llendl;
if (mSharedData->checkValidity(content) &&
(actual_region_id == expected_region_id))
{
mSharedData->onRegionVerified(mContent);
}
else if (mRetryCount > 0)
{
retry();
}
else
{
llwarns << "Simulator verification failed. Region: " << mUri << llendl;
mSharedData->onRegionVerificationFailed();
}
}
void LLRegionPresenceVerifier::VerifiedDestinationResponder::retry()
{
LLSD headers;
headers["Cache-Control"] = "no-cache, max-age=0";
llinfos << "Requesting region information, get uncached for region "
<< mUri << llendl;
--mRetryCount;
mSharedData->getHttpClient().get(mUri, new RegionResponder(mUri, mSharedData, mRetryCount), headers);
}
void LLRegionPresenceVerifier::VerifiedDestinationResponder::error(U32 status, const std::string& reason)
{
if(mRetryCount > 0)
{
retry();
}
else
{
llwarns << "Failed to contact simulator for verification. Region: " << mUri << llendl;
mSharedData->onRegionVerificationFailed();
}
}
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