void AppLayerCCNHost(Node* node, Message* msg) {
NodeData* nodeData;
nodeData = (NodeData*)node->appData.nodeData;
switch(msg->eventType)
{
/*//fujiwara//
* 1. 移動を検知したらMR(interest)を作成してPoAとHOMEにおくる
* 2. MR（data）を受け取ったら
* さらに分岐
case hand_over_kenchi //やることを書く
{
clocktype send_delayTime;
uint32_t chunk_num;
map<uint32_t, clocktype>::iterator it;
uint32_t next_msgName = global_node_data->return_MsgName();
uint32_t end_chunk_num = next_msgName % 40 + 10;
CcnMsg* ccnMsg;
ccnMsg = new CcnMsg();
ccnMsg->resent_times = 0;
ccnMsg->ccn_method = DEFAULT;
ccnMsg->msg_type = Interest;
ccnMsg->msg_name = next_msgName; //msg_nameはよくわからない 多分解析のときにわかりやすくする狙いか?
ccnMsg->msg_chunk_num = nodeData->return_lastChunkNum(ccnMsg) + 1;
ccnMsg->EncodeFullNameMsg();
ccnMsg->sender_node_id = node->nodeId; // node->nodeid = このメッセージを送るノードのID
ccnMsg->source_node_id = source_node_id; //ここを変更 source_node_id = 送信先ノード(現状サーバが一個しかとれない仕様……)
ccnMsg->payload_length = 30; //ペイロードはヘッダを除いたデータ部分の大きさ
ccnMsg->hops_limit = 20;
ccnMsg->content_type = CommonData;
ccnMsg->end_chunk_num = end_chunk_num;
ccnMsg->interest_genTime = node->getNodeTime();
ccnMsg->data_genTime = node->getNodeTime();
nodeData->set_lastChunkNum(ccnMsg); //chunkの最後の値を記録 よくわからない 必要?
nodeData->reqMapInput(node, ccnMsg); //msg_full_nameとノードのシミュレーション時間のペアを記録する
nodeData->fibSend_DEFAULT(node, ccnMsg);//送信
nodeData->make_reTransMsg(node, ccnMsg);//再送の話 よくわからない 必要か?
}*/
case MSG_APP_FromTransDataReceived: // データ受け取り時
{
TransportToAppDataReceived *openResult;
openResult = (TransportToAppDataReceived*) MESSAGE_ReturnInfo(msg);
APP_TcpCloseConnection(node, openResult->connectionId);
// msgからccnメッセージを取得
// ccnメッセージを処理
// データ送信の場合、TCP接続要求を送る
// msgのキーからccnメッセージを取り出す
CcnMsg* ccnMsg;
ccnMsg = nodeData->BufferRetrieve_Host(node, msg);
Node* remote_node;
NodeData* remote_nodeData;
remote_node = MAPPING_GetNodePtrFromHash(GlobalNodeData::nodeHash, ccnMsg->previous_node_id);
remote_nodeData = (NodeData*)remote_node->appData.nodeData;
// パケットロストによる取得エラー
if(nodeData->node_role + remote_nodeData->node_role == CLIENT + RELAY_NODE) {
if((rand() * 100.0) < (nodeData->error_rate * RAND_MAX)) {
//printf("packet lost occured at %d->%d\n", remote_node->nodeId, node->nodeId);
//nodeData->statData->packet_lostTimes++;
if(ccnMsg->ccn_method == PROPOSAL &&
(ccnMsg->msg_type == Interest || ccnMsg->msg_type == Data)){
} else if(ccnMsg->ccn_method == PRIOR) {
nodeData->statData->packet_lostTimes++; // this is not lost but unacquired
break;
} else {
break;
}
}
}
nodeData->StatisticalInfo_recvCcnMsg(node, ccnMsg);
// ホップカウント(loop検出用)
if(!ccnMsg->checkHopCount()) {
printf("hop count is over\n");
break;
}
switch(ccnMsg->ccn_method)
{
case DEFAULT:
case DEFAULT_FAST:
{
switch(ccnMsg->msg_type) {
case Interest:
{
// ソースノードまで転送
// PITに名前を記録(msg_full_name)
// ソースノードならDataパケットを返送
// 返送する際はPITを参照
if(nodeData->pitInsert_DEFAULT(node, ccnMsg)) {
// PITで登録済み
delete ccnMsg;
break;
}
if(nodeData->csSend(node, ccnMsg) == true) {
// キャッシュヒット
if(ccnMsg->content_type == CommonData) {
nodeData->StatisticalInfo_cacheHit(node, ccnMsg);
}
break;
}
// ソースノード到着
if(ccnMsg->source_node_id == node->nodeId) {
// InterestをDataに変換
nodeData->convertInterest_intoData(ccnMsg);
// Dataの送信時間設定
clocktype send_delayTime;
if(ccnMsg->content_type == VideoData) {
map<uint32_t, clocktype>::iterator it;
it = nodeData->dataGenerateTime_map.find(ccnMsg->msg_chunk_num);
send_delayTime = it->second - node->getNodeTime();
} else {
send_delayTime = 0;
}
// PITで設定時間に則った送信
if(send_delayTime < 0) {
nodeData->pitSend_DEFAULT(node, ccnMsg);
} else {
nodeData->pitSend_DEFAULT(node, ccnMsg, send_delayTime);
}
}
else {
// FIBによるフォワーディング
nodeData->fibSend_DEFAULT(node, ccnMsg);
}
break;
} // Interest
case Data:
{
//if(ccnMsg->content_type == CommonData) {
// nodeData->statData->commonPacket_recv++;
// nodeData->statData->commonPacketSize_recv += ccnMsg->payload_length;
//} else if(ccnMsg->content_type == VideoData) {
// nodeData->statData->videoPacket_recv++;
// nodeData->statData->videoPacketSize_recv += ccnMsg->payload_length;
//}
if(nodeData->reqMapSearch(node, ccnMsg)) {
if(ccnMsg->content_type == CommonData) {
nodeData->statData->request_commonPacket_recv++;
nodeData->statData->request_commonPacketSize_recv += ccnMsg->payload_length;
} else if(ccnMsg->content_type == VideoData) {
nodeData->statData->request_videoPacket_recv++;
nodeData->statData->request_videoPacketSize_recv += ccnMsg->payload_length;
}
// PROPOSAL再送での誤爆回避
if(nodeData->ccn_method == PROPOSAL) {
if(ccnMsg->content_type == VideoData) {
nodeData->Cancel_reTransMsg(node, ccnMsg->msg_full_name);
nodeData->recvRequestData(node, ccnMsg); // Statistical data
delete ccnMsg;
break;
}
}
// 再送パケットは次のパケットを要求しないため、ここで終了
if(ccnMsg->resent_times > 0) {
if(ccnMsg->content_type == VideoData) {
if(nodeData->ccn_method == DEFAULT) {
nodeData->Cancel_reTransMsg(node, ccnMsg->msg_full_name);
nodeData->recvRequestData(node, ccnMsg); // Statistical data
delete ccnMsg;
break;
}
else if(nodeData->ccn_method == DEFAULT_FAST) {
nodeData->Cancel_reTransMsg(node, ccnMsg->msg_full_name);
nodeData->recvRequestData(node, ccnMsg); // Statistical data
delete ccnMsg;
break;
}
}
}
// 未取得chunkを取得
if(nodeData->ccn_method == DEFAULT_FAST) {
if(ccnMsg->content_type == VideoData) {
if(ccnMsg->msg_chunk_num > nodeData->return_lastRecvMsg(ccnMsg) + 1) {
CcnMsg* t_ccnMsg;
t_ccnMsg = nodeData->NewCcnMsg(ccnMsg);
t_ccnMsg->msg_chunk_num = nodeData->return_lastRecvMsg(ccnMsg) + 1;
t_ccnMsg->EncodeFullNameMsg();
t_ccnMsg->payload_length = 30;
t_ccnMsg->resent_times = 1;
t_ccnMsg->msg_type = Interest;
t_ccnMsg->hops_limit = 20;
nodeData->reqMapSearch(node, t_ccnMsg);
nodeData->reqMapInput(node, t_ccnMsg);
nodeData->Cancel_reTransMsg(node, t_ccnMsg->msg_full_name);
nodeData->make_reTransMsg(node, t_ccnMsg);
Node* source_node;
map<uint32_t, clocktype>::iterator it;
source_node = MAPPING_GetNodePtrFromHash(GlobalNodeData::nodeHash, source_node_id);
nodeData->source_nodeData = (NodeData*)source_node->appData.nodeData;
NodeData* source_nodeData;
source_nodeData = nodeData->source_nodeData;
it = source_nodeData->dataGenerateTime_map.find(t_ccnMsg->msg_chunk_num);
t_ccnMsg->data_genTime = it->second;
nodeData->set_windowSize(node, t_ccnMsg);
nodeData->fibSend(node, t_ccnMsg);
}
}
}
nodeData->release_windowSize(node, ccnMsg);
nodeData->set_lastRecvMsg(ccnMsg);
nodeData->Cancel_reTransMsg(node, ccnMsg->msg_full_name);
nodeData->recvRequestData(node, ccnMsg); // Statistical data
if(ccnMsg->end_chunk_num < nodeData->return_lastChunkNum(ccnMsg) + 1) {
delete ccnMsg;
break;
}
// クライアントにData到着
ccnMsg->msg_type = Interest;
ccnMsg->msg_chunk_num = nodeData->return_lastChunkNum(ccnMsg) + 1;
ccnMsg->EncodeFullNameMsg();
ccnMsg->resent_times = 0;
ccnMsg->payload_length = 30;
ccnMsg->hops_limit = 20;
ccnMsg->interest_genTime = node->getNodeTime();
map<uint32_t, clocktype>::iterator it;
it = nodeData->source_nodeData->dataGenerateTime_map.find(ccnMsg->msg_chunk_num);
ccnMsg->data_genTime = it->second;
nodeData->set_lastChunkNum(ccnMsg);
nodeData->set_windowSize(node, ccnMsg);
nodeData->make_reTransMsg(node, ccnMsg);
nodeData->reqMapInput(node, ccnMsg);
nodeData->fibSend(node, ccnMsg);
break;
}
nodeData->csInsert_DEFAULT(node, ccnMsg);
nodeData->pitSend_DEFAULT(node, ccnMsg);
break;
}
default:
{
ERROR_ReportError("Undefined msg type\n");
}
}
break;
}
case PRIOR:
{
switch(ccnMsg->msg_type) {
case Interest:
{
// ソースノードまで転送
// PITに名前を記録(msg_name)
// ソースノードならDataパケットを返送
// またDataパケットを一定時間ごとに生成・転送
// 返送する際はPITを参照
if(nodeData->csSend(node, ccnMsg) == true) {
// キャッシュヒット
nodeData->StatisticalInfo_cacheHit(node, ccnMsg);
break;
}
if(nodeData->pitInsert_PRIOR(node, ccnMsg)) {
// PITで登録済み
delete ccnMsg;
break;
}
if(ccnMsg->source_node_id == node->nodeId) {
nodeData->convertInterest_intoData(ccnMsg);
nodeData->set_lastChunkNum(ccnMsg);
APP_SetTimer(node, APP_CCN_CLIENT, 0, APP_CCN_LISTEN_PORT, APP_TIMER_DATA_SEND_PKT, 0 * MILLI_SECOND);
}
else {
nodeData->fibSend_PRIOR(node, ccnMsg);
}
break;
}
case Data:
{
if(nodeData->reqMapSearch_PRIOR(node, ccnMsg)) {
nodeData->recvRequestData(node, ccnMsg); // Statistical data
delete ccnMsg;
break;
}
nodeData->pitSend_PRIOR(node, ccnMsg);
break;
}
default:
ERROR_ReportError("Undefined msg type\n");
}
break;
}
case PROPOSAL:
{
switch(ccnMsg->msg_type) {
case Interest:
{
nodeData->fibModInsert(node, ccnMsg, ccnMsg->previous_node_id);
if(nodeData->pitInsert_PROPOSAL(node, ccnMsg)) {
// PITで登録済み
delete ccnMsg;
break;
}
if(ccnMsg->source_node_id == node->nodeId) {
nodeData->set_lastChunkNum(ccnMsg);
nodeData->convertInterest_intoData(ccnMsg);
nodeData->pitSend_PROPOSAL(node, ccnMsg);
// プッシュ配信登録
APP_SetTimer(node, APP_CCN_CLIENT, 0, APP_CCN_LISTEN_PORT, APP_TIMER_fakeINTEREST_SEND_PKT, 0 * MILLI_SECOND);
}
else {
nodeData->fibSend_PROPOSAL(node, ccnMsg);
}
break;
}
case Data:
{
if(nodeData->reqMapSearch(node, ccnMsg)) {
nodeData->recvRequestData(node, ccnMsg); // Statistical data
// プッシュ配信登録済みクライアントであることを記録
nodeData->reqModMapInput(node, ccnMsg);
delete ccnMsg;
break;
}
nodeData->pitSend_PROPOSAL(node, ccnMsg);
break;
}
case fakeInterest:
{
nodeData->pitModInsert(node, ccnMsg);
nodeData->csModInsert(node, ccnMsg);
if(nodeData->node_role == CLIENT)
if(ccnMsg->msg_name != msg_videoData_name + node->nodeId%3)
printf("[node%d][msg%lu] fuckfuckfuck %d %d\n",node->nodeId, ccnMsg->msg_full_name, ccnMsg->msg_name, ccnMsg->msg_chunk_num);
if(nodeData->reqModMapSearch(node, ccnMsg)) { // クライアント到着
nodeData->recvRequestData(node, ccnMsg); // Statistical data
nodeData->recvModMapInsert(node, ccnMsg);
nodeData->convertFakeInterest_intoFakeData(ccnMsg);
nodeData->pitModSend(node, ccnMsg);
// 未取得chunkを取得
if(ccnMsg->msg_chunk_num > nodeData->return_lastRecvMsg(ccnMsg) + 1) {
CcnMsg* ccnMsg;
ccnMsg = new CcnMsg();
ccnMsg->resent_times = 1;
ccnMsg->ccn_method = DEFAULT;
ccnMsg->msg_type = Interest;
ccnMsg->msg_name = msg_videoData_name + node->nodeId % 3;
ccnMsg->msg_chunk_num = nodeData->return_lastRecvMsg(ccnMsg) + 1;
ccnMsg->EncodeFullNameMsg();
ccnMsg->sender_node_id = node->nodeId;
ccnMsg->source_node_id = source_node_id;
ccnMsg->payload_length = 30;
ccnMsg->hops_limit = 20;
ccnMsg->interest_genTime = node->getNodeTime();
ccnMsg->content_type = VideoData;
ccnMsg->end_chunk_num = UINT16_MAX;
Node* source_node;
map<uint32_t, clocktype>::iterator it;
source_node = MAPPING_GetNodePtrFromHash(GlobalNodeData::nodeHash, source_node_id);
nodeData->source_nodeData = (NodeData*)source_node->appData.nodeData;
NodeData* source_nodeData;
source_nodeData = nodeData->source_nodeData;
it = source_nodeData->dataGenerateTime_map.find(ccnMsg->msg_chunk_num);
ccnMsg->data_genTime = it->second;
nodeData->reqMapSearch(node, ccnMsg);
nodeData->set_windowSize(node, ccnMsg);
nodeData->reqMapInput(node, ccnMsg);
nodeData->make_reTransMsg(node, ccnMsg);
nodeData->fibSend(node, ccnMsg);
} else if (ccnMsg->msg_chunk_num == nodeData->return_lastRecvMsg(ccnMsg) + 1){
//printf("Got actual packet\n");
} else {
}
nodeData->set_lastRecvMsg(ccnMsg);
break;
}
if(nodeData->fibModSend(node, ccnMsg)) {
delete ccnMsg;
break;
}
break;
}
case fakeData:
{
// クライアントにデータ到着
if(ccnMsg->source_node_id == node->nodeId) {
delete ccnMsg;
break;
}
nodeData->pitModSend(node, ccnMsg);
break;
}
default:
ERROR_ReportError("Undefined msg type\n");
}
break;
}
default:
ERROR_ReportError("Undefined ccn_method\n");
}
break;
}
case MSG_APP_FromTransOpenResult: // TCPでpassive open処理が終了
//if(node->nodeId == 1) printf("openResult->connectionId: %lu\n", openResult->connectionId);
break;
case MSG_APP_FromTransListenResult: // コネクション要求待機状態を確立
//if(node->nodeId == 1) printf("openResult->connectionId: %lu\n", openResult->connectionId);
break;
case MSG_APP_TimerExpired:
{
AppTimer* timer;
timer = (AppTimer *)MESSAGE_ReturnInfo(msg);
switch(timer->type) {
case APP_TIMER_RE_SEND_PKT:
nodeData->send_reTransMsg(node, timer->connectionId);
break;
}
break;
}
case MSG_APP_FromTransCloseResult:
break;
default:
printf("msg->eventType = %d\n", msg->eventType);
ERROR_ReportError("msg->eventType error: undefined eventType\n");
}
MESSAGE_Free(node, msg);
}
