private static void GotTrap(Snmp snmp, Pdu pdu, SnmpTarget target, object cbData)
{
if ((int)cbData != CB_DATA_)
{
Console.Error.WriteLine("*** Invalid callback data!");
}
if (threadId_ == null)
{
threadId_ = Interlocked.Increment(ref nextId_);
}
// Use a lock if you want do not want messages from various threads
// to be interleaved
ManagerUtilities.PrintPdu(Console.Out,
Now() + ": " + pdu.Type + " received from " + target,
pdu, true, threadId_);
Console.Out.WriteLine(
"Enterprise: " + pdu.NotifyEnterprise
+ "\nNotify OID : " + pdu.NotifyId
+ "\nV1 generic-trap : " + pdu.V1GenericTrap
+ "\nV1 specific-trap: " + pdu.V1SpecificTrap
+ "\nTimestamp : " + pdu.NotifyTimestamp);
if (pdu.Type == PduType.V1Trap)
{
Console.Out.WriteLine("v1TrapAddr: " + pdu.V1TrapAddress);
}
if (pdu.Type == PduType.Inform)
{
Vb vb = new Vb("1.3.6.1", new OctetStr("this is the response"));
pdu = new Pdu(PduType.Response, vb);
snmp.Invoke(pdu, target);
ManagerUtilities.PrintPdu(Console.Out,
"Response sent to " + target, pdu, true, threadId_);
}
// Long trap processing follows...
Thread.Sleep(5000);
}
private static void PrintPdu(TextWriter os, string text, Pdu pdu, bool debug)
{
ManagerUtilities.PrintPdu(os, text, pdu, debug, Thread.CurrentThread.Name);
}
private void ResponseCallback(IAsyncResult ar)
{
if (ar.AsyncState != this)
{
throw new ArgumentException(
"Fatal: invalid data passed to callback");
}
using (MemoryManager.GetMemoryManager())
{
Pdu pdu;
try
{
pdu = snmp_.EndInvoke(ar);
}
catch (Exception e)
{
Console.Error.WriteLine(e);
barrier_.Enter();
return;
}
bool show = (nRepd_ % 1000) == 0;
if (show || debug_)
{
ManagerUtilities.PrintPdu(Console.Out,
"Callback PDU:", pdu, true, id_.ToString());
}
Pdu nextPdu = pdu_;
if (operType_ == OperType.Walk)
{
Vb nextVb = pdu[0];
Oid nextOid = nextVb.Oid;
Oid rootOid = pdu_[0].Oid;
if (nextOid.StartsWith(rootOid))
{
if (show)
{
SnmpSyntax val = nextVb.Value;
SmiSyntax type = val != null ? val.SmiSyntax : SmiSyntax.Null;
Console.WriteLine("[{0}]: {1},{2},{3}", id_, nextOid, val, type);
}
nRepd_--;
nextPdu = pdu_.Clone(new Vb(nextOid));
}
}
nCalls_++;
nRepd_++;
if (nRepd_ < nRepeats_)
{
AsyncDoSnmp(snmp_, target_, nextPdu,
new AsyncCallback(ResponseCallback), this);
}
else
{
barrier_.Enter();
}
}
}