/// <summary>Construct and send SNMP v3 authPriv Trap</summary>
/// <param name="receiver">Trap receiver IP address</param>
/// <param name="receiverPort">Trap receiver UDP port number</param>
/// <param name="engineId">Sender SNMP engineId</param>
/// <param name="senderEngineBoots">Sender SNMP engine boots</param>
/// <param name="senderEngineTime">Sender SNMP engine time</param>
/// <param name="senderUserName">Security (user) name</param>
/// <param name="senderUpTime">Sender upTime</param>
/// <param name="trapObjectID">Trap object ID</param>
/// <param name="varList">Variable binding list</param>
/// <param name="authDigest">
/// Authentication digest. See <see cref="AuthenticationDigests"/> enumeration for
/// available digests
/// </param>
/// <param name="authSecret">Authentication secret</param>
/// <param name="privProtocol">
/// Privacy protocol. See <see cref="EPrivacyProtocols"/> enumeration for
/// available privacy protocols.
/// </param>
/// <param name="privSecret">Privacy secret</param>
public void SendV3Trap(
IpAddress receiver,
int receiverPort,
byte[] engineId,
int senderEngineBoots,
int senderEngineTime,
string senderUserName,
uint senderUpTime,
Oid trapObjectID,
VbCollection varList,
AuthenticationDigests authDigest,
byte[] authSecret,
EPrivacyProtocols privProtocol,
byte[] privSecret
)
{
SnmpV3Packet packet = new SnmpV3Packet();
packet.Pdu.Type = EPduType.V2Trap;
packet.AuthPriv(Encoding.UTF8.GetBytes(senderUserName), authSecret, authDigest, privSecret, privProtocol);
packet.SetEngineId(engineId);
packet.SetEngineTime(senderEngineBoots, senderEngineTime);
packet.ScopedPdu.TrapObjectID.Set(trapObjectID);
packet.ScopedPdu.TrapSysUpTime.Value = senderUpTime;
packet.ScopedPdu.VbList.Add(varList);
packet.MessageFlags.Reportable = false;
SendV3Trap(packet, receiver, receiverPort);
}
/// <summary>
/// Set VbList
/// </summary>
/// <remarks>
/// Copy variable bindings from argument <see cref="VbCollection"/> into this classes variable
/// binding collection
/// </remarks>
/// <param name="value"><see cref="VbCollection"/> to copy variable bindings from</param>
public void SetVbList(VbCollection value)
{
_vbs.Clear();
foreach (Vb v in value)
{
_vbs.Add(v);
}
}
/// <summary>
/// Create SNMP-GetBulk Pdu
/// </summary>
/// <remarks>
/// Helper static function to create GETBULK PDU from the supplied VarBind list. MaxRepetitions are set to
/// 256 and nonRepeaters are set to 0.
/// </remarks>
/// <param name="vbs">VarBind list</param>
/// <returns>Newly constructed GETBULK PDU</returns>
public static Pdu GetBulkPdu(VbCollection vbs)
{
Pdu p = new Pdu(vbs);
p.Type = PduType.Get;
p.MaxRepetitions = 256;
p.NonRepeaters = 0;
return(p);
}
/// <summary>
/// Create SNMP-GetNext Pdu
/// </summary>
/// <remarks>
/// Helper static function to create GETNEXT PDU from the supplied VarBind list. Don't forget to set
/// request id for the PDU.
/// </remarks>
/// <param name="vbs">VarBind list</param>
/// <returns>Newly constructed GETNEXT PDU</returns>
public static Pdu GetNextPdu(VbCollection vbs)
{
Pdu p = new Pdu(vbs);
p.Type = PduType.GetNext;
p.ErrorIndex = 0;
p.ErrorStatus = 0;
return(p);
}
/// <summary>
/// Add content of the VbCollection to the end of the collection.
/// </summary>
/// <param name="varList">Variable Binding collection</param>
public void Add(VbCollection varList)
{
if (varList != null)
{
foreach (Vb v in varList)
{
Add(v);
}
}
}
/// <summary>
/// Duplicate Vbs object
/// </summary>
/// <returns>Duplicate of the Vbs object</returns>
public override Object Clone()
{
VbCollection vb = new VbCollection();
foreach (Vb v in this)
{
vb.Add(v);
}
return(vb);
}
/// <summary>
/// Create SNMP-SET Pdu
/// </summary>
/// <remarks>
/// Helper static function to create SET PDU from the supplied VarBind list. Don't forget to set
/// request id for the PDU.
/// </remarks>
/// <param name="vbs">VarBind list</param>
/// <returns>Newly constructed SET PDU</returns>
public static Pdu SetPdu(VbCollection vbs)
{
var p = new Pdu(vbs)
{
Type = PduType.Set,
ErrorIndex = 0,
ErrorStatus = 0
};
return(p);
}
/// <summary>Constructor</summary>
public TrapPdu()
{
base.Type = (byte)EPduType.Trap;
enterprise = new Oid();
agentAddr = new IpAddress();
generic = new Integer32();
specific = new Integer32();
timeStamp = new TimeTicks();
variables = new VbCollection();
}
/// <summary>Create SNMP-GetBulk Pdu</summary>
/// <remarks>
/// Helper static function to create GETBULK PDU from the supplied VarBind list. MaxRepetitions are set to
/// 256 and nonRepeaters are set to 0.
/// </remarks>
/// <param name="vbs">VarBind list</param>
/// <returns>Newly constructed GETBULK PDU</returns>
public static Pdu GetBulkPdu(VbCollection vbs)
{
Pdu p = new Pdu(vbs)
{
Type = EPduType.GetBulk,
MaxRepetitions = 100,
NonRepeaters = 0,
};
return(p);
}
/// <summary>Constructor.</summary>
/// <remarks>Initializes all values to NULL and PDU type to GET</remarks>
public Pdu()
{
errorIndex = new Integer32();
errorStatus = new Integer32();
requestId = new Integer32();
requestId.SetRandom();
base.Type = (byte)EPduType.Get;
VbList = new VbCollection();
TrapSysUpTime = new TimeTicks();
trapObjectID = new Oid();
}
/// <summary>
/// Construct and send SNMP v2 Trap
/// </summary>
/// <param name="receiver">Trap receiver IP address</param>
/// <param name="receiverPort">Trap receiver UDP port number</param>
/// <param name="community">SNMP community name</param>
/// <param name="senderUpTime">Sender sysUpTime</param>
/// <param name="trapObjectID">Trap ObjectID</param>
/// <param name="varList">Variable binding list</param>
public void SendV2Trap(IpAddress receiver, int receiverPort, string community, UInt32 senderUpTime,
Oid trapObjectID, VbCollection varList)
{
SnmpV2Packet packet = new SnmpV2Packet(community);
packet.Pdu.Type = PduType.V2Trap;
packet.Pdu.TrapObjectID = trapObjectID;
packet.Pdu.TrapSysUpTime.Value = senderUpTime;
packet.Pdu.SetVbList(varList);
SendV2Trap(packet, receiver, receiverPort);
}
/// <summary>Create SNMP-GetNext Pdu</summary>
/// <remarks>
/// Helper static function to create GETNEXT PDU from the supplied VarBind list. Don't forget to set
/// request id for the PDU.
/// </remarks>
/// <param name="vbs">VarBind list</param>
/// <returns>Newly constructed GETNEXT PDU</returns>
public static Pdu GetNextPdu(VbCollection vbs)
{
Pdu p = new Pdu(vbs)
{
Type = EPduType.GetNext,
ErrorIndex = 0,
ErrorStatus = 0,
};
return(p);
}
/// <summary>Constructor</summary>
public TrapPdu()
{
_asnType = (byte)PduType.Trap;
_enterprise = new Oid();
_agentAddr = new IpAddress();
_generic = new Integer32();
_specific = new Integer32();
_timeStamp = new TimeTicks();
VbList = new VbCollection();
}
/// <summary>
/// Constructor.
/// </summary>
/// <remarks>
/// Initializes all values to NULL and PDU type to GET
/// </remarks>
public Pdu()
{
_vbs = null;
_errorIndex = new Integer32();
_errorStatus = new Integer32();
_requestId = new Integer32();
_requestId.SetRandom();
_asnType = (byte)PduType.Get;
_vbs = new VbCollection();
_trapTimeStamp = new TimeTicks();
_trapObjectID = new Oid();
}
/// <summary>
/// Construct and send SNMP v1 Trap
/// </summary>
/// <param name="receiver">Receiver IP address</param>
/// <param name="receiverPort">Receiver UDP port number</param>
/// <param name="community">SNMP community name</param>
/// <param name="senderSysObjectID">Senders sysObjectID</param>
/// <param name="senderIpAdress">Sender IP address</param>
/// <param name="genericTrap">Generic trap code</param>
/// <param name="specificTrap">Specific trap code</param>
/// <param name="senderUpTime">Senders sysUpTime</param>
/// <param name="varList">Variable binding list</param>
public void SendV1Trap(IpAddress receiver, int receiverPort, string community, Oid senderSysObjectID,
IpAddress senderIpAdress, Int32 genericTrap, Int32 specificTrap, UInt32 senderUpTime,
VbCollection varList)
{
SnmpV1TrapPacket packet = new SnmpV1TrapPacket(community);
packet.Pdu.Generic = genericTrap;
packet.Pdu.Specific = specificTrap;
packet.Pdu.AgentAddress.Set(senderIpAdress);
packet.Pdu.TimeStamp = senderUpTime;
packet.Pdu.VbList.Add(varList);
packet.Pdu.Enterprise.Set(senderSysObjectID);
SendV1Trap(packet, receiver, receiverPort);
}
/// <summary> Constructs a new trap pdu that is identical to the
/// passed pdu.
/// </summary>
/// <param name="second">The object to copy.
/// </param>
public TrapPdu(TrapPdu second)
: this()
{
_enterprise.Set(second._enterprise);
_agentAddr.Set(second._agentAddr);
_generic.Value = second.Generic;
_specific.Value = second.Specific;
_timeStamp.Value = second.TimeStamp;
for (int x = 0; x < second._variables.Count; x++)
{
_variables = (VbCollection)second.VbList.Clone();
}
}
/// <summary>
/// Initialize the class with values from another <see cref="TrapPdu"/> class.
/// </summary>
/// <param name="second">TrapPdu class whose values are used to initialize this class.</param>
public void Set(TrapPdu second)
{
if (second != null)
{
_enterprise.Set(second._enterprise);
_agentAddr.Set(second._agentAddr);
_generic.Value = second.Generic;
_specific.Value = second.Specific;
_timeStamp.Value = second.TimeStamp;
_variables.Clear();
for (int x = 0; x < second._variables.Count; x++)
{
_variables = (VbCollection)second.VbList.Clone();
}
}
else
{
throw new ArgumentException("Invalid argument type.", "value");
}
}
/// <summary>Initialize the class with values from another <see cref="TrapPdu"/> class.</summary>
/// <param name="second">TrapPdu class whose values are used to initialize this class.</param>
public void Set(TrapPdu second)
{
if (second != null)
{
enterprise.Set(second.enterprise);
agentAddr.Set(second.agentAddr);
generic.Value = second.Generic;
specific.Value = second.Specific;
timeStamp.Value = second.TimeStamp;
variables.Clear();
for (int x = 0; x < second.variables.Count; x++)
{
variables = (VbCollection)second.VbList.Clone();
}
}
else
{
throw new ArgumentException("Invalid argument type.", nameof(second));
}
}
/// <summary>Construct and send SNMP v3 noAuthNoPriv Trap</summary>
/// <param name="receiver">Trap receiver IP address</param>
/// <param name="receiverPort">Trap receiver UDP port number</param>
/// <param name="engineId">Sender SNMP engineId</param>
/// <param name="senderEngineBoots">Sender SNMP engine boots</param>
/// <param name="senderEngineTime">Sender SNMP engine time</param>
/// <param name="senderUserName">Security (user) name</param>
/// <param name="senderUpTime">Sender upTime</param>
/// <param name="trapObjectID">Trap object ID</param>
/// <param name="varList">Variable binding list</param>
public void SendV3Trap(
IpAddress receiver,
int receiverPort,
byte[] engineId,
int senderEngineBoots,
int senderEngineTime,
string senderUserName,
uint senderUpTime,
Oid trapObjectID,
VbCollection varList
)
{
SnmpV3Packet packet = new SnmpV3Packet();
packet.Pdu.Type = EPduType.V2Trap;
packet.NoAuthNoPriv(Encoding.UTF8.GetBytes(senderUserName));
packet.SetEngineId(engineId);
packet.SetEngineTime(senderEngineBoots, senderEngineTime);
packet.ScopedPdu.TrapObjectID.Set(trapObjectID);
packet.ScopedPdu.TrapSysUpTime.Value = senderUpTime;
packet.ScopedPdu.VbList.Add(varList);
packet.MessageFlags.Reportable = false;
SendV3Trap(packet, receiver, receiverPort);
}
/// <summary>Constructor.</summary>
/// <remarks>Sets the VarBind list to the Clone copy of the supplied list.</remarks>
/// <param name="vbs">VarBind list to initialize the internal VbList to.</param>
public Pdu(VbCollection vbs)
: this()
{
VbList = (VbCollection)vbs.Clone();
}
/// <summary>Constructor.</summary>
/// <remarks>Initializes PDU class with supplied values.</remarks>
/// <param name="vbs">VarBind list</param>
/// <param name="type">PDU type</param>
/// <param name="requestId">Request id</param>
public Pdu(VbCollection vbs, EPduType type, int requestId)
: this(vbs)
{
this.requestId.Value = requestId;
base.Type = (byte)type;
}
/// <summary>
/// Construct and send SNMP v3 authNoPriv Trap
/// </summary>
/// <param name="receiver">Trap receiver IP address</param>
/// <param name="receiverPort">Trap receiver UDP port number</param>
/// <param name="engineId">Sender SNMP engineId</param>
/// <param name="senderEngineBoots">Sender SNMP engine boots</param>
/// <param name="senderEngineTime">Sender SNMP engine time</param>
/// <param name="senderUserName">Security (user) name</param>
/// <param name="senderUpTime">Sender upTime</param>
/// <param name="trapObjectID">Trap object ID</param>
/// <param name="varList">Variable binding list</param>
/// <param name="authDigest">Authentication digest. <see cref="AuthenticationDigests"/> enumeration for
/// available digests</param>
/// <param name="authSecret">Authentication secret</param>
public void SendV3Trap(IpAddress receiver, int receiverPort, byte[] engineId, Int32 senderEngineBoots,
Int32 senderEngineTime, string senderUserName, UInt32 senderUpTime, Oid trapObjectID, VbCollection varList,
AuthenticationDigests authDigest, byte[] authSecret)
{
SnmpV3Packet packet = new SnmpV3Packet();
packet.Pdu.Type = PduType.V2Trap;
packet.authNoPriv(ASCIIEncoding.UTF8.GetBytes(senderUserName), authSecret, authDigest);
packet.SetEngineId(engineId);
packet.SetEngineTime(senderEngineBoots, senderEngineTime);
packet.ScopedPdu.TrapObjectID.Set(trapObjectID);
packet.ScopedPdu.TrapSysUpTime.Value = senderUpTime;
packet.ScopedPdu.VbList.Add(varList);
packet.MsgFlags.Reportable = false;
SendV3Trap(packet, receiver, receiverPort);
}
/// <summary>
/// Constructor.
/// </summary>
/// <remarks>
/// Sets the VarBind list to the Clone copy of the supplied list.
/// </remarks>
/// <param name="vbs">VarBind list to initialize the internal VbList to.</param>
public Pdu(VbCollection vbs)
: this()
{
_vbs = (VbCollection)vbs.Clone();
}
/// <summary>
/// Constructor.
/// </summary>
/// <remarks>
/// Initializes PDU class with supplied values.
/// </remarks>
/// <param name="vbs">VarBind list</param>
/// <param name="type">PDU type</param>
/// <param name="requestId">Request id</param>
public Pdu(VbCollection vbs, PduType type, int requestId)
: this(vbs)
{
_requestId.Value = requestId;
_asnType = (byte)type;
}
