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/**
* @file llupdaterservice.cpp
*
* $LicenseInfo:firstyear=2010&license=viewerlgpl$
* 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 <stdexcept>
#include <boost/format.hpp>
#include "llhttpclient.h"
#include "llsd.h"
#include "llupdatechecker.h"
#include "lluri.h"
#if LL_DARWIN
#include <CoreServices/CoreServices.h>
#endif
#if LL_WINDOWS
#pragma warning (disable : 4355) // 'this' used in initializer list: yes, intentionally
#endif
class LLUpdateChecker::CheckError:
public std::runtime_error
{
public:
CheckError(const char * message):
std::runtime_error(message)
{
; // No op.
}
};
// LLUpdateChecker
//-----------------------------------------------------------------------------
LLUpdateChecker::LLUpdateChecker(LLUpdateChecker::Client & client):
mImplementation(new LLUpdateChecker::Implementation(client))
{
; // No op.
}
void LLUpdateChecker::checkVersion(std::string const & hostUrl,
std::string const & servicePath,
std::string const & channel,
std::string const & version,
std::string const & platform,
std::string const & platform_version,
unsigned char uniqueid[MD5HEX_STR_SIZE],
bool willing_to_test)
{
mImplementation->checkVersion(hostUrl, servicePath, channel, version, platform, platform_version, uniqueid, willing_to_test);
}
// LLUpdateChecker::Implementation
//-----------------------------------------------------------------------------
const char * LLUpdateChecker::Implementation::sLegacyProtocolVersion = "v1.0";
const char * LLUpdateChecker::Implementation::sProtocolVersion = "v1.1";
LLUpdateChecker::Implementation::Implementation(LLUpdateChecker::Client & client):
mClient(client),
mInProgress(false),
mProtocol(sProtocolVersion)
{
; // No op.
}
LLUpdateChecker::Implementation::~Implementation()
{
; // No op.
}
void LLUpdateChecker::Implementation::checkVersion(std::string const & hostUrl,
std::string const & servicePath,
std::string const & channel,
std::string const & version,
std::string const & platform,
std::string const & platform_version,
unsigned char uniqueid[MD5HEX_STR_SIZE],
bool willing_to_test)
{
if (!mInProgress)
{
mInProgress = true;
mHostUrl = hostUrl;
mServicePath = servicePath;
mChannel = channel;
mVersion = version;
mPlatform = platform;
mPlatformVersion = platform_version;
memcpy(mUniqueId, uniqueid, MD5HEX_STR_SIZE);
mWillingToTest = willing_to_test;
mProtocol = sProtocolVersion;
std::string checkUrl = buildUrl(hostUrl, servicePath, channel, version, platform, platform_version, uniqueid, willing_to_test);
LL_INFOS("UpdaterService") << "checking for updates at " << checkUrl << LL_ENDL;
mHttpClient.get(checkUrl, this);
}
else
{
LL_WARNS("UpdaterService") << "attempting to restart a check when one is in progress; ignored" << LL_ENDL;
}
}
void LLUpdateChecker::Implementation::httpCompleted()
{
mInProgress = false;
S32 status = getStatus();
const LLSD& content = getContent();
const std::string& reason = getReason();
if(status != 200)
{
std::string server_error;
if ( content.has("error_code") )
{
server_error += content["error_code"].asString();
}
if ( content.has("error_text") )
{
server_error += server_error.empty() ? "" : ": ";
server_error += content["error_text"].asString();
}
if (status == 404)
{
if (mProtocol == sProtocolVersion)
{
mProtocol = sLegacyProtocolVersion;
std::string retryUrl = buildUrl(mHostUrl, mServicePath, mChannel, mVersion, mPlatform, mPlatformVersion, mUniqueId, mWillingToTest);
LL_WARNS("UpdaterService")
<< "update response using " << sProtocolVersion
<< " was HTTP 404 (" << server_error
<< "); retry with legacy protocol " << mProtocol
<< "\n at " << retryUrl
<< LL_ENDL;
mHttpClient.get(retryUrl, this);
}
else
{
LL_WARNS("UpdaterService")
<< "update response using " << sLegacyProtocolVersion
<< " was 404 (" << server_error
<< "); request failed"
<< LL_ENDL;
mClient.error(reason);
}
}
else
{
LL_WARNS("UpdaterService") << "response error " << status
<< " " << reason
<< " (" << server_error << ")"
<< LL_ENDL;
mClient.error(reason);
}
}
else
{
mClient.response(content);
}
}
void LLUpdateChecker::Implementation::httpFailure()
{
const std::string& reason = getReason();
mInProgress = false;
LL_WARNS("UpdaterService") << "update check failed; " << reason << LL_ENDL;
mClient.error(reason);
}
std::string LLUpdateChecker::Implementation::buildUrl(std::string const & hostUrl,
std::string const & servicePath,
std::string const & channel,
std::string const & version,
std::string const & platform,
std::string const & platform_version,
unsigned char uniqueid[MD5HEX_STR_SIZE],
bool willing_to_test)
{
LLSD path;
path.append(servicePath);
path.append(mProtocol);
path.append(channel);
path.append(version);
path.append(platform);
if (mProtocol != sLegacyProtocolVersion)
{
path.append(platform_version);
path.append(willing_to_test ? "testok" : "testno");
path.append((char*)uniqueid);
}
return LLURI::buildHTTP(hostUrl, path).asString();
}
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