public static ManagementObject GetClassObject(string server,
string ns,
string className,
string user,
string pw)
{
if (ns == string.Empty || className == string.Empty)
{
throw new ArgumentException();
}
try
{
ManagementPath classPath = new ManagementPath(WmiHelper.MakeClassPath(server, ns, className));
ObjectGetOptions options = new ObjectGetOptions(null, true);
ConnectionOptions connectOpts = new ConnectionOptions(
"", //locale
user, //username
pw, //password
"", //authority
ImpersonationLevel.Impersonate,
AuthenticationLevel.Connect,
true, //enablePrivileges
null //context
);
ManagementScope scope = (server == WmiHelper.DNS2UNC(Dns.GetHostName())) ?
new ManagementScope(WmiHelper.MakeNSPath(server, ns)) :
new ManagementScope(WmiHelper.MakeNSPath(server, ns), connectOpts);
ManagementObject classObj = new ManagementObject(scope,
classPath,
options);
return(classObj);
}
catch (Exception e)
{
MessageBox.Show(WMISys.GetString("WMISE_Exception", e.Message, e.StackTrace));
return(null);
}
}
//
// METHODS
//
// <doc>
// <desc>
// Create <Add Classes> node under this node.
// </desc>
// </doc>
public override Node[] CreateChildren()
{
//TODO: if connectAs and password are specified and this is a local server,
//you cannot connect to WMI. Offer an option to connect as a current user
//instead. If rejected, make this node an error node.
Node[] children = GetNodeSite().GetChildNodes();
if (children == null || children.Length == 0)
{
children = new Node[DefaultClasses.Length + 1];
int i, k;
for (i = 0, k = 0; i < DefaultClasses.Length; i++)
{
try
{
children[k] = new WMIClassNode(WmiHelper.MakeClassPath(GetNodeSite().GetMachineName(),
DefaultNS, DefaultClasses[i]),
this.ConnectAs, this.Password);
}
catch (Exception)
{
//children[k] = new ErrorNode(new ErrorComponent(exc));
continue; //k wouldn't get increased
}
k++;
}
children[k] = GetNewChildNode();
Node[] children2 = new Node[k + 1];
Array.Copy(children, children2, k + 1);
return(children2);
}
return(children);
}
private bool EnumNamespaces(string parent, int num)
//recursively adds namespaces to the drop-down box
{
try
{
//show the node
TreeNode dummy = new TreeNode("");
TreeNode[] children = new TreeNode[] { dummy };
TreeNode nsNode = new TreeNode(parent,
//(int)schema_icons.SCHEMA_NS_CLOSED,
//(int)schema_icons.SCHEMA_NS_CLOSED,
children);
nsNode.Collapse();
this.Nodes.Insert(num, nsNode);
string nsPath = WmiHelper.MakeClassPath(server, parent, "__NAMESPACE");
string nsScopePath = WmiHelper.MakeNSPath(server, parent);
ConnectionOptions connectOpts = new ConnectionOptions("", //locale
this.connectAs, //username
this.password, //password
"", //authority
ImpersonationLevel.Impersonate,
AuthenticationLevel.Connect,
true, //enablePrivileges
null //context
);
ManagementScope scope = (this.server == WmiHelper.DNS2UNC(Dns.GetHostName())) ?
new ManagementScope(nsScopePath):
new ManagementScope(nsScopePath, connectOpts);
ManagementClass nsClass = new ManagementClass(scope,
new ManagementPath(nsPath),
new ObjectGetOptions(null, true));
ManagementObjectCollection subNSCollection = nsClass.GetInstances();
IEnumerator eInstances = ((IEnumerable)subNSCollection).GetEnumerator();
while (eInstances.MoveNext())
{
num++;
ManagementObject obj = (ManagementObject)eInstances.Current;
PropertyCollection props = (PropertyCollection)obj.Properties;
string NameOut = "";
string curName = props["Name"].Value.ToString();
//skip localized namespace
//NOTE: this assumes that localized namespaces are always leaf
if (curName.ToUpper().IndexOf("MS_", 0) == 0)
{
continue;
}
//skip root\security namespace (we don't want to expose it)
if (curName.ToUpper() == "SECURITY" && parent.ToUpper() == "ROOT")
{
continue;
}
//skip root\directory\ldap namespace (BUGBUG: change this in Beta2 when we can do asynchronous class enumerations)
if (curName.ToUpper() == "LDAP" && parent.ToUpper() == "ROOT\\DIRECTORY")
{
continue;
}
if (parent != "")
{
NameOut = parent + "\\" + curName;
}
else
{
NameOut = curName;
}
EnumNamespaces(NameOut, num);
}
return(true);
}
catch (Exception e)
{
MessageBox.Show(WMISys.GetString("WMISE_Exception", e.Message, e.StackTrace));
return(false);
}
}
private void OnAdvanced(Object source, EventArgs args)
{
try
{
QueryConditionDialog dlg = null;
if (this.SelectedEventType == EventType.Instance)
{
//spawn an instance of the appropriate intrinsic event class
//and set its TargetInstance property to the selected data class
//Then, pass the instance object to QueryConditionDialog ctor.
ManagementClass classObj = null;
ManagementObject instObj = null;
ManagementScope rootScope = new ManagementScope(new ManagementPath(WmiHelper.MakeNSPath(server, "root")),
new ConnectionOptions("", connectAs, password, "", ImpersonationLevel.Impersonate,
AuthenticationLevel.Connect, true, null));
if (EventTypeSelector.Text == WMISys.GetString("WMISE_IntrinsicEvent_Created"))
{
classObj = new ManagementClass(rootScope, new ManagementPath(WmiHelper.MakeClassPath(server, "root", "__InstanceCreationEvent")),
new ObjectGetOptions(null, true));
instObj = classObj.CreateInstance();
}
else if (EventTypeSelector.Text == WMISys.GetString("WMISE_IntrinsicEvent_Modified"))
{
classObj = new ManagementClass(rootScope, new ManagementPath(WmiHelper.MakeClassPath(server, "root", "__InstanceModificationEvent")),
new ObjectGetOptions(null, true));
instObj = classObj.CreateInstance();
}
else if (EventTypeSelector.Text == WMISys.GetString("WMISE_IntrinsicEvent_Deleted"))
{
classObj = new ManagementClass(rootScope, new ManagementPath(WmiHelper.MakeClassPath(server, "root", "__InstanceDeletionEvent")),
new ObjectGetOptions(null, true));
instObj = classObj.CreateInstance();
}
else if (EventTypeSelector.Text == WMISys.GetString("WMISE_IntrinsicEvent_Operated"))
{
classObj = new ManagementClass(rootScope, new ManagementPath(WmiHelper.MakeClassPath(server, "root", "__InstanceOperationEvent")),
new ObjectGetOptions(null, true));
instObj = classObj.CreateInstance();
}
ManagementObject targetObj = new ManagementObject(WmiHelper.MakeClassPath(server, classTree.SelectedNS, classTree.SelectedClass),
new ObjectGetOptions(null, false));
instObj["TargetInstance"] = (Object)targetObj;
dlg = new QueryConditionDialog(instObj,
server,
classTree.SelectedNS,
classTree.SelectedClass,
queryString);
}
else
{
dlg = new QueryConditionDialog(server, connectAs, password,
classTree.SelectedNS,
classTree.SelectedClass,
queryString);
}
DialogResult res = dlg.ShowDialog();
if (res == DialogResult.Cancel)
{
return;
}
//update query text;
queryString = dlg.QueryString;
}
catch (Exception e)
{
MessageBox.Show(WMISys.GetString("WMISE_Exception", e.Message, e.StackTrace));
}
}