private ServerStatusElement getIscBindServiceStatus()
{
ServerStatusElement e = new ServerStatusElement();
e.Name = "ISC BIND service status";
if (iscBindServiceExists())
{
ServiceController sc = getIscBindServiceController();
if (sc.Status == ServiceControllerStatus.Running)
{
e.Value = "Started";
e.Condition = ServerStatusCondition.Normal;
}
else
{
e.Value = sc.Status.ToString();
e.Condition = ServerStatusCondition.Error;
e.ActionText = "Start";
e.ActionCommand = "StartBindService";
}
}
else
{
e.Value = "Not installed";
e.Condition = ServerStatusCondition.Error;
}
return(e);
}
private ServerStatusElement getIscBindSecurityStatus()
{
ServerStatusElement e = new ServerStatusElement();
e.Name = "ISC BIND security (" + ServerConfig.IscBindDirectory.FullName + ")";
DirectorySecurity security = ServerConfig.IscBindDirectory.GetAccessControl();
AuthorizationRuleCollection rules = security.GetAccessRules(
true, false, typeof(SecurityIdentifier));
WindowsUserManager wuManager = new WindowsUserManager(ServerConfig.WindowsServerName);
WindowsUser namedUser = wuManager.Find(iscBindUser);
if (namedUser == null)
{
e.Value = "Windows user '" + iscBindUser + "' is missing";
e.Condition = ServerStatusCondition.Error;
}
else
{
var q = from r in rules.OfType <FileSystemAccessRule>()
where r.IdentityReference == namedUser.Sid
where r.AccessControlType == AccessControlType.Allow
select r;
if (q.Count() != 0)
{
if ((q.Single().FileSystemRights & FileSystemRights.Modify) == FileSystemRights.Modify)
{
e.Value = "User '" + iscBindUser + "' can modify";
e.Condition = ServerStatusCondition.Normal;
}
else
{
e.Value = "User '" + iscBindUser + "' cannot modify";
e.Condition = ServerStatusCondition.Error;
}
}
else
{
e.Value = "User '" + iscBindUser + "' does not have any access";
e.Condition = ServerStatusCondition.Error;
}
if (e.Condition == ServerStatusCondition.Error)
{
// At this point, if the user exists but the security is wrong, it can be reset.
e.ActionText = "Repair";
e.ActionCommand = "RepairBindSecurity";
}
}
return(e);
}
private void serverDataGridView_CellContentClick(object sender, DataGridViewCellEventArgs e)
{
DataGridViewRow row = serverDataGridView.Rows[e.RowIndex];
DataGridViewCell cell = row.Cells[e.ColumnIndex];
ServerStatusElement element = (ServerStatusElement)row.DataBoundItem;
if (cell.ColumnIndex == serverDataGridView.Columns[ActionColumn.Name].Index)
{
if (!string.IsNullOrEmpty(element.ActionCommand))
{
RunOpenAsync(element);
}
}
}
private void serverDataGridView_RowPrePaint(object sender, DataGridViewRowPrePaintEventArgs e)
{
DataGridViewRow row = serverDataGridView.Rows[e.RowIndex];
ServerStatusElement element = (ServerStatusElement)row.DataBoundItem;
DataGridViewTextBoxCell valueCell = (DataGridViewTextBoxCell)row.Cells[ValueColumn.Name];
switch (element.Condition)
{
case ServerStatusCondition.Normal:
valueCell.Style.ForeColor = Color.Green;
break;
case ServerStatusCondition.Error:
valueCell.Style.ForeColor = Color.Red;
break;
}
}
private ServerStatusElement getIscBindConfigStatus()
{
ServerStatusElement e = new ServerStatusElement();
e.Name = "ISC BIND configuration status";
string iscBindDirectory = ServerConfig.IscBindDirectory.FullName;
string rndcConfPath = Path.Combine(iscBindDirectory, @"etc\rndc.conf");
string namedConfPath = Path.Combine(iscBindDirectory, @"etc\named.conf");
string namedConfGenPath = Path.Combine(iscBindDirectory, @"etc\named.generated.conf");
if (!File.Exists(rndcConfPath))
{
e.Value = "File '" + rndcConfPath + "' missing";
e.Condition = ServerStatusCondition.Error;
}
else if (!File.Exists(namedConfPath))
{
e.Value = "File '" + namedConfPath + "' missing";
e.Condition = ServerStatusCondition.Error;
}
else if (!File.Exists(namedConfGenPath))
{
e.Value = "File '" + namedConfGenPath + "' missing";
e.Condition = ServerStatusCondition.Error;
}
else if (!fileContainsText(namedConfPath, "include \"named.generated.conf\""))
{
e.Value = "Generated config include missing from 'named.conf'";
e.Condition = ServerStatusCondition.Error;
}
else
{
e.Value = "All files exist";
e.Condition = ServerStatusCondition.Normal;
}
if (e.Condition == ServerStatusCondition.Error)
{
e.ActionText = "Repair";
e.ActionCommand = "RepairBindConfig";
}
return(e);
}
void ServerStatusViewer_OpenAsync(object sender, DataActionEventArgs e)
{
ServerStatusElement element = e.GetData <ServerStatusElement>();
e.ReplaceData(CreateAdapter <ServerStatusAdapter>().RunActionCommand(element.ActionCommand));
}
