ProbeManager::~ProbeManager()
{
//If the manager goes out of scope, stop the session.
if (mIsActive && mRegistrationHandle) {
StopSession();
}
}
// Release the packet adapter
void LinkPaFree(SESSION *s)
{
LINK *k;
// Validate arguments
if (s == NULL || (k = (LINK *)s->PacketAdapter->Param) == NULL)
{
return;
}
// Stop the server session
StopSession(k->ServerSession);
ReleaseSession(k->ServerSession);
// Release the transmission packet queue
LockQueue(k->SendPacketQueue);
{
BLOCK *block;
while (block = GetNext(k->SendPacketQueue))
{
FreeBlock(block);
}
}
UnlockQueue(k->SendPacketQueue);
ReleaseQueue(k->SendPacketQueue);
}
// パケットアダプタの解放
void LinkPaFree(SESSION *s)
{
LINK *k;
// 引数チェック
if (s == NULL || (k = (LINK *)s->PacketAdapter->Param) == NULL)
{
return;
}
// サーバーセッションの停止
StopSession(k->ServerSession);
ReleaseSession(k->ServerSession);
// 送信パケットキューの解放
LockQueue(k->SendPacketQueue);
{
BLOCK *block;
while (block = GetNext(k->SendPacketQueue))
{
FreeBlock(block);
}
}
UnlockQueue(k->SendPacketQueue);
ReleaseQueue(k->SendPacketQueue);
}
// Release the packet adapter
void LinkPaFree(SESSION *s)
{
LINK *k;
// Validate arguments
if (s == NULL || (k = (LINK *)s->PacketAdapter->Param) == NULL)
{
return;
}
CedarAddQueueBudget(k->Cedar, -((int)k->LastServerConnectionReceivedBlocksNum));
k->LastServerConnectionReceivedBlocksNum = 0;
// Stop the server session
StopSession(k->ServerSession);
ReleaseSession(k->ServerSession);
// Release the transmission packet queue
LockQueue(k->SendPacketQueue);
{
BLOCK *block;
while (block = GetNext(k->SendPacketQueue))
{
FreeBlock(block);
}
}
UnlockQueue(k->SendPacketQueue);
ReleaseQueue(k->SendPacketQueue);
k->CurrentSendPacketQueueSize = 0;
}
// Free the local-bridge object
void BrFreeBridge(BRIDGE *b)
{
// Validate arguments
if (b == NULL)
{
return;
}
if (b->ParentLocalBridge != NULL)
{
b->ParentLocalBridge = NULL;
}
// Stop session thread
StopSession(b->Session);
ReleaseSession(b->Session);
Free(b);
}
// Stop the link
void StopLink(LINK *k)
{
// Validate arguments
if (k == NULL)
{
return;
}
LockLink(k);
{
if (k->Started == false)
{
UnlockLink(k);
return;
}
k->Started = false;
k->Halting = true;
Dec(k->Cedar->CurrentActiveLinks);
}
UnlockLink(k);
if (k->ClientSession != NULL)
{
// Disconnect the client session
StopSession(k->ClientSession);
LockLink(k);
{
ReleaseSession(k->ClientSession);
k->ClientSession = NULL;
}
UnlockLink(k);
}
LockLink(k);
{
k->Halting = false;
}
UnlockLink(k);
}
// Release the SecureNAT
void SnFreeSecureNAT(SNAT *s)
{
// Validate arguments
if (s == NULL)
{
return;
}
// Stop the session
StopSession(s->Session);
ReleaseSession(s->Session);
// Virtual machine release
Virtual_Free(s->Nat->Virtual);
// NAT release
NiFreeNat(s->Nat);
DeleteLock(s->lock);
Free(s);
}
// リンクの停止
void StopLink(LINK *k)
{
// 引数チェック
if (k == NULL)
{
return;
}
LockLink(k);
{
if (k->Started == false)
{
UnlockLink(k);
return;
}
k->Started = false;
k->Halting = true;
}
UnlockLink(k);
if (k->ClientSession != NULL)
{
// クライアントセッション切断
StopSession(k->ClientSession);
LockLink(k);
{
ReleaseSession(k->ClientSession);
k->ClientSession = NULL;
}
UnlockLink(k);
}
LockLink(k);
{
k->Halting = false;
}
UnlockLink(k);
}
// Layer-3 switch thread
void L3SwThread(THREAD *t, void *param)
{
L3SW *s;
bool shutdown_now = false;
// Validate arguments
if (t == NULL || param == NULL)
{
return;
}
s = (L3SW *)param;
s->Active = true;
NoticeThreadInit(t);
// Operation start
SLog(s->Cedar, "L3_SWITCH_START", s->Name);
while (s->Halt == false)
{
if (s->Online == false)
{
// Because the L3 switch is off-line now,
// attempt to make it on-line periodically
LockList(s->Cedar->HubList);
{
Lock(s->lock);
{
UINT i;
UINT n = 0;
bool all_exists = true;
if (LIST_NUM(s->IfList) == 0)
{
// Don't operate if there is no interface
all_exists = false;
}
for (i = 0;i < LIST_NUM(s->IfList);i++)
{
L3IF *f = LIST_DATA(s->IfList, i);
HUB *h = GetHub(s->Cedar, f->HubName);
if (h != NULL)
{
if (h->Offline || h->Type == HUB_TYPE_FARM_DYNAMIC)
{
all_exists = false;
}
else
{
n++;
}
ReleaseHub(h);
}
else
{
all_exists = false;
}
}
if (all_exists && n >= 1)
{
// Start the operation because all Virtual HUBs for
// interfaces are enabled
SLog(s->Cedar, "L3_SWITCH_ONLINE", s->Name);
L3InitAllInterfaces(s);
s->Online = true;
}
}
Unlock(s->lock);
}
UnlockList(s->Cedar->HubList);
}
else
{
// Examine periodically whether all sessions terminated
UINT i;
bool any_halted = false;
LIST *o = NULL;
SHUTDOWN:
Lock(s->lock);
{
for (i = 0;i < LIST_NUM(s->IfList);i++)
{
L3IF *f = LIST_DATA(s->IfList, i);
if (f->Session->Halt || f->Hub->Offline != false)
{
any_halted = true;
break;
}
}
if (shutdown_now)
{
any_halted = true;
}
if (any_halted)
{
SLog(s->Cedar, "L3_SWITCH_OFFLINE", s->Name);
o = NewListFast(NULL);
// If there is any terminated session, terminate all sessions
for (i = 0;i < LIST_NUM(s->IfList);i++)
{
L3IF *f = LIST_DATA(s->IfList, i);
Insert(o, f->Session);
}
// Restore to the offline
s->Online = false;
}
}
Unlock(s->lock);
if (o != NULL)
{
UINT i;
for (i = 0;i < LIST_NUM(o);i++)
{
SESSION *s = LIST_DATA(o, i);
StopSession(s);
}
L3FreeAllInterfaces(s);
ReleaseList(o);
o = NULL;
}
}
SleepThread(50);
}
if (s->Online != false)
{
shutdown_now = true;
goto SHUTDOWN;
}
// Stop the operation
SLog(s->Cedar, "L3_SWITCH_STOP", s->Name);
}
