diff options
Diffstat (limited to 'indra/newview/llviewerassetstorage.cpp')
| -rw-r--r-- | indra/newview/llviewerassetstorage.cpp | 728 |
1 files changed, 442 insertions, 286 deletions
diff --git a/indra/newview/llviewerassetstorage.cpp b/indra/newview/llviewerassetstorage.cpp index 2db9c7e67c..41f407b8d9 100644 --- a/indra/newview/llviewerassetstorage.cpp +++ b/indra/newview/llviewerassetstorage.cpp @@ -33,9 +33,14 @@ #include "message.h" #include "llagent.h" +#include "llviewerregion.h" + #include "lltransfersourceasset.h" #include "lltransfertargetvfile.h" #include "llviewerassetstats.h" +#include "llcoros.h" +#include "lleventcoro.h" +#include "llsdutil.h" ///---------------------------------------------------------------------------- /// LLViewerAssetRequest @@ -51,38 +56,41 @@ class LLViewerAssetRequest : public LLAssetRequest { public: - LLViewerAssetRequest(const LLUUID &uuid, const LLAssetType::EType type) - : LLAssetRequest(uuid, type), - mMetricsStartTime(0) - { - } - - LLViewerAssetRequest & operator=(const LLViewerAssetRequest &); // Not defined - // Default assignment operator valid - - // virtual - ~LLViewerAssetRequest() - { - recordMetrics(); - } + LLViewerAssetRequest(const LLUUID &uuid, const LLAssetType::EType type, bool with_http) + : LLAssetRequest(uuid, type), + mMetricsStartTime(0), + mWithHTTP(with_http) + { + } + + LLViewerAssetRequest & operator=(const LLViewerAssetRequest &); // Not defined + // Default assignment operator valid + + // virtual + ~LLViewerAssetRequest() + { + recordMetrics(); + } protected: - void recordMetrics() - { - if (mMetricsStartTime.value()) - { - // Okay, it appears this request was used for useful things. Record - // the expected dequeue and duration of request processing. - LLViewerAssetStatsFF::record_dequeue(mType, false, false); - LLViewerAssetStatsFF::record_response(mType, false, false, - (LLViewerAssetStatsFF::get_timestamp() - - mMetricsStartTime)); - mMetricsStartTime = (U32Seconds)0; - } - } - + void recordMetrics() + { + if (mMetricsStartTime.value()) + { + // Okay, it appears this request was used for useful things. Record + // the expected dequeue and duration of request processing. + LLViewerAssetStatsFF::record_dequeue(mType, mWithHTTP, false); + LLViewerAssetStatsFF::record_response(mType, mWithHTTP, false, + (LLViewerAssetStatsFF::get_timestamp() + - mMetricsStartTime), + mBytesFetched); + mMetricsStartTime = (U32Seconds)0; + } + } + public: - LLViewerAssetStats::duration_t mMetricsStartTime; + LLViewerAssetStats::duration_t mMetricsStartTime; + bool mWithHTTP; }; ///---------------------------------------------------------------------------- @@ -90,228 +98,228 @@ public: ///---------------------------------------------------------------------------- LLViewerAssetStorage::LLViewerAssetStorage(LLMessageSystem *msg, LLXferManager *xfer, - LLVFS *vfs, LLVFS *static_vfs, - const LLHost &upstream_host) - : LLAssetStorage(msg, xfer, vfs, static_vfs, upstream_host) + LLVFS *vfs, LLVFS *static_vfs, + const LLHost &upstream_host) + : LLAssetStorage(msg, xfer, vfs, static_vfs, upstream_host) { } LLViewerAssetStorage::LLViewerAssetStorage(LLMessageSystem *msg, LLXferManager *xfer, - LLVFS *vfs, LLVFS *static_vfs) - : LLAssetStorage(msg, xfer, vfs, static_vfs) + LLVFS *vfs, LLVFS *static_vfs) + : LLAssetStorage(msg, xfer, vfs, static_vfs) { } // virtual void LLViewerAssetStorage::storeAssetData( - const LLTransactionID& tid, - LLAssetType::EType asset_type, - LLStoreAssetCallback callback, - void* user_data, - bool temp_file, - bool is_priority, - bool store_local, - bool user_waiting, - F64Seconds timeout) + const LLTransactionID& tid, + LLAssetType::EType asset_type, + LLStoreAssetCallback callback, + void* user_data, + bool temp_file, + bool is_priority, + bool store_local, + bool user_waiting, + F64Seconds timeout) { - LLAssetID asset_id = tid.makeAssetID(gAgent.getSecureSessionID()); - LL_DEBUGS("AssetStorage") << "LLViewerAssetStorage::storeAssetData (legacy) " << tid << ":" << LLAssetType::lookup(asset_type) - << " ASSET_ID: " << asset_id << LL_ENDL; - - if (mUpstreamHost.isOk()) - { - if (mVFS->getExists(asset_id, asset_type)) - { - // Pack data into this packet if we can fit it. - U8 buffer[MTUBYTES]; - buffer[0] = 0; - - LLVFile vfile(mVFS, asset_id, asset_type, LLVFile::READ); - S32 asset_size = vfile.getSize(); - - LLAssetRequest *req = new LLAssetRequest(asset_id, asset_type); - req->mUpCallback = callback; - req->mUserData = user_data; - - if (asset_size < 1) - { - // This can happen if there's a bug in our code or if the VFS has been corrupted. - LL_WARNS() << "LLViewerAssetStorage::storeAssetData() Data _should_ already be in the VFS, but it's not! " << asset_id << LL_ENDL; - // LLAssetStorage metric: Zero size VFS - reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_ZERO_SIZE, __FILE__, __LINE__, "The file didn't exist or was zero length (VFS - can't tell which)" ); - - delete req; - if (callback) - { - callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_FAILED, LL_EXSTAT_VFS_CORRUPT); - } - return; - } - else - { - // LLAssetStorage metric: Successful Request - S32 size = mVFS->getSize(asset_id, asset_type); - const char *message = "Added to upload queue"; - reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, size, MR_OKAY, __FILE__, __LINE__, message ); - - if(is_priority) - { - mPendingUploads.push_front(req); - } - else - { - mPendingUploads.push_back(req); - } - } - - // Read the data from the VFS if it'll fit in this packet. - if (asset_size + 100 < MTUBYTES) - { - BOOL res = vfile.read(buffer, asset_size); /* Flawfinder: ignore */ - S32 bytes_read = res ? vfile.getLastBytesRead() : 0; - - if( bytes_read == asset_size ) - { - req->mDataSentInFirstPacket = TRUE; - //LL_INFOS() << "LLViewerAssetStorage::createAsset sending data in first packet" << LL_ENDL; - } - else - { - LL_WARNS() << "Probable corruption in VFS file, aborting store asset data" << LL_ENDL; - - // LLAssetStorage metric: VFS corrupt - bogus size - reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, asset_size, MR_VFS_CORRUPTION, __FILE__, __LINE__, "VFS corruption" ); - - if (callback) - { - callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_NONEXISTENT_FILE, LL_EXSTAT_VFS_CORRUPT); - } - return; - } - } - else - { - // Too big, do an xfer - buffer[0] = 0; - asset_size = 0; - } - mMessageSys->newMessageFast(_PREHASH_AssetUploadRequest); - mMessageSys->nextBlockFast(_PREHASH_AssetBlock); - mMessageSys->addUUIDFast(_PREHASH_TransactionID, tid); - mMessageSys->addS8Fast(_PREHASH_Type, (S8)asset_type); - mMessageSys->addBOOLFast(_PREHASH_Tempfile, temp_file); - mMessageSys->addBOOLFast(_PREHASH_StoreLocal, store_local); - mMessageSys->addBinaryDataFast( _PREHASH_AssetData, buffer, asset_size ); - mMessageSys->sendReliable(mUpstreamHost); - } - else - { - LL_WARNS() << "AssetStorage: attempt to upload non-existent vfile " << asset_id << ":" << LLAssetType::lookup(asset_type) << LL_ENDL; - // LLAssetStorage metric: Zero size VFS - reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_ZERO_SIZE, __FILE__, __LINE__, "The file didn't exist or was zero length (VFS - can't tell which)" ); - if (callback) - { - callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_NONEXISTENT_FILE, LL_EXSTAT_NONEXISTENT_FILE); - } - } - } - else - { - LL_WARNS() << "Attempt to move asset store request upstream w/o valid upstream provider" << LL_ENDL; - // LLAssetStorage metric: Upstream provider dead - reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_NO_UPSTREAM, __FILE__, __LINE__, "No upstream provider" ); - if (callback) - { - callback(asset_id, user_data, LL_ERR_CIRCUIT_GONE, LL_EXSTAT_NO_UPSTREAM); - } - } + LLAssetID asset_id = tid.makeAssetID(gAgent.getSecureSessionID()); + LL_DEBUGS("AssetStorage") << "LLViewerAssetStorage::storeAssetData (legacy) " << tid << ":" << LLAssetType::lookup(asset_type) + << " ASSET_ID: " << asset_id << LL_ENDL; + + if (mUpstreamHost.isOk()) + { + if (mVFS->getExists(asset_id, asset_type)) + { + // Pack data into this packet if we can fit it. + U8 buffer[MTUBYTES]; + buffer[0] = 0; + + LLVFile vfile(mVFS, asset_id, asset_type, LLVFile::READ); + S32 asset_size = vfile.getSize(); + + LLAssetRequest *req = new LLAssetRequest(asset_id, asset_type); + req->mUpCallback = callback; + req->mUserData = user_data; + + if (asset_size < 1) + { + // This can happen if there's a bug in our code or if the VFS has been corrupted. + LL_WARNS() << "LLViewerAssetStorage::storeAssetData() Data _should_ already be in the VFS, but it's not! " << asset_id << LL_ENDL; + // LLAssetStorage metric: Zero size VFS + reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_ZERO_SIZE, __FILE__, __LINE__, "The file didn't exist or was zero length (VFS - can't tell which)" ); + + delete req; + if (callback) + { + callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_FAILED, LL_EXSTAT_VFS_CORRUPT); + } + return; + } + else + { + // LLAssetStorage metric: Successful Request + S32 size = mVFS->getSize(asset_id, asset_type); + const char *message = "Added to upload queue"; + reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, size, MR_OKAY, __FILE__, __LINE__, message ); + + if(is_priority) + { + mPendingUploads.push_front(req); + } + else + { + mPendingUploads.push_back(req); + } + } + + // Read the data from the VFS if it'll fit in this packet. + if (asset_size + 100 < MTUBYTES) + { + BOOL res = vfile.read(buffer, asset_size); /* Flawfinder: ignore */ + S32 bytes_read = res ? vfile.getLastBytesRead() : 0; + + if( bytes_read == asset_size ) + { + req->mDataSentInFirstPacket = TRUE; + //LL_INFOS() << "LLViewerAssetStorage::createAsset sending data in first packet" << LL_ENDL; + } + else + { + LL_WARNS() << "Probable corruption in VFS file, aborting store asset data" << LL_ENDL; + + // LLAssetStorage metric: VFS corrupt - bogus size + reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, asset_size, MR_VFS_CORRUPTION, __FILE__, __LINE__, "VFS corruption" ); + + if (callback) + { + callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_NONEXISTENT_FILE, LL_EXSTAT_VFS_CORRUPT); + } + return; + } + } + else + { + // Too big, do an xfer + buffer[0] = 0; + asset_size = 0; + } + mMessageSys->newMessageFast(_PREHASH_AssetUploadRequest); + mMessageSys->nextBlockFast(_PREHASH_AssetBlock); + mMessageSys->addUUIDFast(_PREHASH_TransactionID, tid); + mMessageSys->addS8Fast(_PREHASH_Type, (S8)asset_type); + mMessageSys->addBOOLFast(_PREHASH_Tempfile, temp_file); + mMessageSys->addBOOLFast(_PREHASH_StoreLocal, store_local); + mMessageSys->addBinaryDataFast( _PREHASH_AssetData, buffer, asset_size ); + mMessageSys->sendReliable(mUpstreamHost); + } + else + { + LL_WARNS() << "AssetStorage: attempt to upload non-existent vfile " << asset_id << ":" << LLAssetType::lookup(asset_type) << LL_ENDL; + // LLAssetStorage metric: Zero size VFS + reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_ZERO_SIZE, __FILE__, __LINE__, "The file didn't exist or was zero length (VFS - can't tell which)" ); + if (callback) + { + callback(asset_id, user_data, LL_ERR_ASSET_REQUEST_NONEXISTENT_FILE, LL_EXSTAT_NONEXISTENT_FILE); + } + } + } + else + { + LL_WARNS() << "Attempt to move asset store request upstream w/o valid upstream provider" << LL_ENDL; + // LLAssetStorage metric: Upstream provider dead + reportMetric( asset_id, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_NO_UPSTREAM, __FILE__, __LINE__, "No upstream provider" ); + if (callback) + { + callback(asset_id, user_data, LL_ERR_CIRCUIT_GONE, LL_EXSTAT_NO_UPSTREAM); + } + } } void LLViewerAssetStorage::storeAssetData( - const std::string& filename, - const LLTransactionID& tid, - LLAssetType::EType asset_type, - LLStoreAssetCallback callback, - void* user_data, - bool temp_file, - bool is_priority, - bool user_waiting, - F64Seconds timeout) + const std::string& filename, + const LLTransactionID& tid, + LLAssetType::EType asset_type, + LLStoreAssetCallback callback, + void* user_data, + bool temp_file, + bool is_priority, + bool user_waiting, + F64Seconds timeout) { - if(filename.empty()) - { - // LLAssetStorage metric: no filename - reportMetric( LLUUID::null, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_VFS_CORRUPTION, __FILE__, __LINE__, "Filename missing" ); - LL_ERRS() << "No filename specified" << LL_ENDL; - return; - } - - LLAssetID asset_id = tid.makeAssetID(gAgent.getSecureSessionID()); - LL_DEBUGS("AssetStorage") << "LLViewerAssetStorage::storeAssetData (legacy)" << asset_id << ":" << LLAssetType::lookup(asset_type) << LL_ENDL; - - LL_DEBUGS("AssetStorage") << "ASSET_ID: " << asset_id << LL_ENDL; - - S32 size = 0; - LLFILE* fp = LLFile::fopen(filename, "rb"); - if (fp) - { - fseek(fp, 0, SEEK_END); - size = ftell(fp); - fseek(fp, 0, SEEK_SET); - } - if( size ) - { - LLLegacyAssetRequest *legacy = new LLLegacyAssetRequest; - - legacy->mUpCallback = callback; - legacy->mUserData = user_data; - - LLVFile file(mVFS, asset_id, asset_type, LLVFile::WRITE); - - file.setMaxSize(size); - - const S32 buf_size = 65536; - U8 copy_buf[buf_size]; - while ((size = (S32)fread(copy_buf, 1, buf_size, fp))) - { - file.write(copy_buf, size); - } - fclose(fp); - - // if this upload fails, the caller needs to setup a new tempfile for us - if (temp_file) - { - LLFile::remove(filename); - } - - // LLAssetStorage metric: Success not needed; handled in the overloaded method here: - - LLViewerAssetStorage::storeAssetData( - tid, - asset_type, - legacyStoreDataCallback, - (void**)legacy, - temp_file, - is_priority); - } - else // size == 0 (but previous block changes size) - { - if( fp ) - { - // LLAssetStorage metric: Zero size - reportMetric( asset_id, asset_type, filename, LLUUID::null, 0, MR_ZERO_SIZE, __FILE__, __LINE__, "The file was zero length" ); - } - else - { - // LLAssetStorage metric: Missing File - reportMetric( asset_id, asset_type, filename, LLUUID::null, 0, MR_FILE_NONEXIST, __FILE__, __LINE__, "The file didn't exist" ); - } - if (callback) - { - callback(asset_id, user_data, LL_ERR_CANNOT_OPEN_FILE, LL_EXSTAT_BLOCKED_FILE); - } - } + if(filename.empty()) + { + // LLAssetStorage metric: no filename + reportMetric( LLUUID::null, asset_type, LLStringUtil::null, LLUUID::null, 0, MR_VFS_CORRUPTION, __FILE__, __LINE__, "Filename missing" ); + LL_ERRS() << "No filename specified" << LL_ENDL; + return; + } + + LLAssetID asset_id = tid.makeAssetID(gAgent.getSecureSessionID()); + LL_DEBUGS("AssetStorage") << "LLViewerAssetStorage::storeAssetData (legacy)" << asset_id << ":" << LLAssetType::lookup(asset_type) << LL_ENDL; + + LL_DEBUGS("AssetStorage") << "ASSET_ID: " << asset_id << LL_ENDL; + + S32 size = 0; + LLFILE* fp = LLFile::fopen(filename, "rb"); + if (fp) + { + fseek(fp, 0, SEEK_END); + size = ftell(fp); + fseek(fp, 0, SEEK_SET); + } + if( size ) + { + LLLegacyAssetRequest *legacy = new LLLegacyAssetRequest; + + legacy->mUpCallback = callback; + legacy->mUserData = user_data; + + LLVFile file(mVFS, asset_id, asset_type, LLVFile::WRITE); + + file.setMaxSize(size); + + const S32 buf_size = 65536; + U8 copy_buf[buf_size]; + while ((size = (S32)fread(copy_buf, 1, buf_size, fp))) + { + file.write(copy_buf, size); + } + fclose(fp); + + // if this upload fails, the caller needs to setup a new tempfile for us + if (temp_file) + { + LLFile::remove(filename); + } + + // LLAssetStorage metric: Success not needed; handled in the overloaded method here: + + LLViewerAssetStorage::storeAssetData( + tid, + asset_type, + legacyStoreDataCallback, + (void**)legacy, + temp_file, + is_priority); + } + else // size == 0 (but previous block changes size) + { + if( fp ) + { + // LLAssetStorage metric: Zero size + reportMetric( asset_id, asset_type, filename, LLUUID::null, 0, MR_ZERO_SIZE, __FILE__, __LINE__, "The file was zero length" ); + } + else + { + // LLAssetStorage metric: Missing File + reportMetric( asset_id, asset_type, filename, LLUUID::null, 0, MR_FILE_NONEXIST, __FILE__, __LINE__, "The file didn't exist" ); + } + if (callback) + { + callback(asset_id, user_data, LL_ERR_CANNOT_OPEN_FILE, LL_EXSTAT_BLOCKED_FILE); + } + } } @@ -334,56 +342,204 @@ void LLViewerAssetStorage::storeAssetData( // virtual void LLViewerAssetStorage::_queueDataRequest( - const LLUUID& uuid, - LLAssetType::EType atype, - LLGetAssetCallback callback, - void *user_data, - BOOL duplicate, - BOOL is_priority) + const LLUUID& uuid, + LLAssetType::EType atype, + LLGetAssetCallback callback, + void *user_data, + BOOL duplicate, + BOOL is_priority) +{ + if (LLAssetType::lookupFetchWithVACap(atype)) + { + queueRequestHttp(uuid, atype, callback, user_data, duplicate, is_priority); + } + else + { + queueRequestUDP(uuid, atype, callback, user_data, duplicate, is_priority); + } +} + +void LLViewerAssetStorage::queueRequestUDP( + const LLUUID& uuid, + LLAssetType::EType atype, + LLGetAssetCallback callback, + void *user_data, + BOOL duplicate, + BOOL is_priority) +{ + LL_DEBUGS("ViewerAsset") << "Request asset via UDP " << uuid << " type " << LLAssetType::lookup(atype) << LL_ENDL; + + if (mUpstreamHost.isOk()) + { + // stash the callback info so we can find it after we get the response message + bool with_http = false; + LLViewerAssetRequest *req = new LLViewerAssetRequest(uuid, atype, with_http); + req->mDownCallback = callback; + req->mUserData = user_data; + req->mIsPriority = is_priority; + if (!duplicate) + { + // Only collect metrics for non-duplicate requests. Others + // are piggy-backing and will artificially lower averages. + req->mMetricsStartTime = LLViewerAssetStatsFF::get_timestamp(); + } + + mPendingDownloads.push_back(req); + + if (!duplicate) + { + // send request message to our upstream data provider + // Create a new asset transfer. + LLTransferSourceParamsAsset spa; + spa.setAsset(uuid, atype); + + // Set our destination file, and the completion callback. + LLTransferTargetParamsVFile tpvf; + tpvf.setAsset(uuid, atype); + tpvf.setCallback(downloadCompleteCallback, *req); + + LL_DEBUGS("AssetStorage") << "Starting transfer for " << uuid << LL_ENDL; + LLTransferTargetChannel *ttcp = gTransferManager.getTargetChannel(mUpstreamHost, LLTCT_ASSET); + ttcp->requestTransfer(spa, tpvf, 100.f + (is_priority ? 1.f : 0.f)); + + bool with_http = false; + bool is_temp = false; + LLViewerAssetStatsFF::record_enqueue(atype, with_http, is_temp); + } + } + else + { + // uh-oh, we shouldn't have gotten here + LL_WARNS() << "Attempt to move asset data request upstream w/o valid upstream provider" << LL_ENDL; + if (callback) + { + callback(mVFS, uuid, atype, user_data, LL_ERR_CIRCUIT_GONE, LL_EXSTAT_NO_UPSTREAM); + } + } +} + +void LLViewerAssetStorage::queueRequestHttp( + const LLUUID& uuid, + LLAssetType::EType atype, + LLGetAssetCallback callback, + void *user_data, + BOOL duplicate, + BOOL is_priority) +{ + LL_DEBUGS("ViewerAsset") << "Request asset via HTTP " << uuid << " type " << LLAssetType::lookup(atype) << LL_ENDL; + std::string cap_url = gAgent.getRegion()->getCapability("ViewerAsset"); + if (cap_url.empty()) + { + LL_WARNS() << "No ViewerAsset cap found, fetch fails" << LL_ENDL; + // TODO asset-http: handle waiting for caps? Other failure mechanism? + return; + } + else + { + LL_DEBUGS("ViewerAsset") << "Will fetch via ViewerAsset cap " << cap_url << LL_ENDL; + + bool with_http = true; + LLViewerAssetRequest *req = new LLViewerAssetRequest(uuid, atype, with_http); + req->mDownCallback = callback; + req->mUserData = user_data; + req->mIsPriority = is_priority; + if (!duplicate) + { + // Only collect metrics for non-duplicate requests. Others + // are piggy-backing and will artificially lower averages. + req->mMetricsStartTime = LLViewerAssetStatsFF::get_timestamp(); + } + mPendingDownloads.push_back(req); + + // This is the same as the current UDP logic - don't re-request a duplicate. + if (!duplicate) + { + bool with_http = true; + bool is_temp = false; + LLViewerAssetStatsFF::record_enqueue(atype, with_http, is_temp); + + LLCoros::instance().launch("LLViewerAssetStorage::assetRequestCoro", + boost::bind(&LLViewerAssetStorage::assetRequestCoro, this, req, uuid, atype, callback, user_data)); + } + } +} + +void LLViewerAssetStorage::assetRequestCoro( + LLViewerAssetRequest *req, + const LLUUID& uuid, + LLAssetType::EType atype, + LLGetAssetCallback callback, + void *user_data) { - if (mUpstreamHost.isOk()) - { - // stash the callback info so we can find it after we get the response message - LLViewerAssetRequest *req = new LLViewerAssetRequest(uuid, atype); - req->mDownCallback = callback; - req->mUserData = user_data; - req->mIsPriority = is_priority; - if (!duplicate) - { - // Only collect metrics for non-duplicate requests. Others - // are piggy-backing and will artificially lower averages. - req->mMetricsStartTime = LLViewerAssetStatsFF::get_timestamp(); - } - - mPendingDownloads.push_back(req); - - if (!duplicate) - { - // send request message to our upstream data provider - // Create a new asset transfer. - LLTransferSourceParamsAsset spa; - spa.setAsset(uuid, atype); - - // Set our destination file, and the completion callback. - LLTransferTargetParamsVFile tpvf; - tpvf.setAsset(uuid, atype); - tpvf.setCallback(downloadCompleteCallback, *req); - - LL_DEBUGS("AssetStorage") << "Starting transfer for " << uuid << LL_ENDL; - LLTransferTargetChannel *ttcp = gTransferManager.getTargetChannel(mUpstreamHost, LLTCT_ASSET); - ttcp->requestTransfer(spa, tpvf, 100.f + (is_priority ? 1.f : 0.f)); - - LLViewerAssetStatsFF::record_enqueue(atype, false, false); - } - } - else - { - // uh-oh, we shouldn't have gotten here - LL_WARNS() << "Attempt to move asset data request upstream w/o valid upstream provider" << LL_ENDL; - if (callback) - { - callback(mVFS, uuid, atype, user_data, LL_ERR_CIRCUIT_GONE, LL_EXSTAT_NO_UPSTREAM); - } - } + std::string url = getAssetURL(uuid,atype); + LL_DEBUGS("ViewerAsset") << "request url: " << url << LL_ENDL; + + LLCore::HttpRequest::policy_t httpPolicy(LLCore::HttpRequest::DEFAULT_POLICY_ID); + LLCoreHttpUtil::HttpCoroutineAdapter::ptr_t + httpAdapter(new LLCoreHttpUtil::HttpCoroutineAdapter("assetRequestCoro", httpPolicy)); + LLCore::HttpRequest::ptr_t httpRequest(new LLCore::HttpRequest); + LLCore::HttpOptions::ptr_t httpOpts = LLCore::HttpOptions::ptr_t(new LLCore::HttpOptions); + + LLSD result = httpAdapter->getRawAndSuspend(httpRequest, url, httpOpts); + + S32 result_code = LL_ERR_NOERR; + LLExtStat ext_status = LL_EXSTAT_NONE; + + LLSD httpResults = result[LLCoreHttpUtil::HttpCoroutineAdapter::HTTP_RESULTS]; + LLCore::HttpStatus status = LLCoreHttpUtil::HttpCoroutineAdapter::getStatusFromLLSD(httpResults); + if (!status) + { + // TODO asset-http: handle failures + LL_DEBUGS("ViewerAsset") << "request failed, status " << status.toTerseString() << ", now what?" << LL_ENDL; + result_code = LL_ERR_ASSET_REQUEST_FAILED; + ext_status = LL_EXSTAT_NONE; + } + else + { + LL_DEBUGS("ViewerAsset") << "request succeeded, url " << url << LL_ENDL; + + const LLSD::Binary &raw = result[LLCoreHttpUtil::HttpCoroutineAdapter::HTTP_RESULTS_RAW].asBinary(); + + S32 size = raw.size(); + if (size > 0) + { + // This create-then-rename flow is modeled on LLTransferTargetVFile, which is what's used in the UDP case. + LLUUID temp_id; + temp_id.generate(); + LLVFile vf(gAssetStorage->mVFS, temp_id, atype, LLVFile::WRITE); + vf.setMaxSize(size); + req->mBytesFetched = size; + if (!vf.write(raw.data(),size)) + { + // TODO asset-http: handle error + LL_WARNS() << "Failure in vf.write()" << LL_ENDL; + result_code = LL_ERR_ASSET_REQUEST_FAILED; + ext_status = LL_EXSTAT_VFS_CORRUPT; + } + if (!vf.rename(uuid, atype)) + { + LL_WARNS() << "rename failed" << LL_ENDL; + result_code = LL_ERR_ASSET_REQUEST_FAILED; + ext_status = LL_EXSTAT_VFS_CORRUPT; + } + } + else + { + // TODO asset-http: handle invalid size case + LL_WARNS() << "bad size" << LL_ENDL; + result_code = LL_ERR_ASSET_REQUEST_FAILED; + ext_status = LL_EXSTAT_NONE; + } + } + + // Clean up pending downloads and trigger callbacks + removeAndCallbackPendingDownloads(uuid, atype, uuid, atype, result_code, ext_status); } +std::string LLViewerAssetStorage::getAssetURL(const LLUUID& uuid, LLAssetType::EType atype) +{ + std::string cap_url = gAgent.getRegion()->getViewerAssetUrl(); + std::string type_name = LLAssetType::lookup(atype); + std::string url = cap_url + "/?" + type_name + "_id=" + uuid.asString(); + return url; +} |