public void Populate(CertificateInfo item)
{
this.item = item;
lblID.Text = item.Id.ToString();
lblAlias.Text = item.Alias;
if (item.CertificateRequest != null)
{
CertificateManager certManager = new CertificateManager();
string certPath = parentApp.VaultManager.GetCertificateFilePath(item.Id);
string crtDerFilePath = certPath + "\\" + item.CrtDerFile;
lblFilePath.Text = crtDerFilePath;
if (File.Exists(crtDerFilePath))
{
var cert = certManager.GetCertificate(crtDerFilePath);
lblExpiryDate.Text = cert.GetExpirationDateString();
lblIssuer.Text = cert.Issuer;
lblSubject.Text = cert.Subject;
foreach (System.Security.Cryptography.X509Certificates.X509Extension extension in cert.Extensions)
{
if (extension.Oid.FriendlyName == "Subject Alternative Name")
{
var asndata = new System.Security.Cryptography.AsnEncodedData(extension.Oid, extension.RawData);
txtSAN.Text = asndata.Format(true);
}
}
/*
* //http://stackoverflow.com/questions/16698307/how-do-you-parse-the-subject-alternate-names-from-an-x509certificate2
* foreach (System.Security.Cryptography.X509Certificates.X509Extension extension in cert.Extensions)
* {
* // Create an AsnEncodedData object using the extensions information.
* System.Security.Cryptography.AsnEncodedData asndata = new System.Security.Cryptography.AsnEncodedData(extension.Oid, extension.RawData);
* Console.WriteLine("Extension type: {0}", extension.Oid.FriendlyName);
* Console.WriteLine("Oid value: {0}", asndata.Oid.Value);
* Console.WriteLine("Raw data length: {0} {1}", asndata.RawData.Length, Environment.NewLine);
* Console.WriteLine);
* }*/
DateTime expiryDate = DateTime.Parse(cert.GetExpirationDateString());
TimeSpan timeLeft = expiryDate - DateTime.Now;
lblDaysRemaining.Text = timeLeft.Days.ToString();
if (timeLeft.Days < 7)
{
lblDaysRemaining.ForeColor = Color.Red;
}
else
{
lblDaysRemaining.ForeColor = Color.Black;
}
}
else
{
lblFilePath.Text = "[Not Found] " + lblFilePath.Text;
}
}
}
private void X509Certificate_Changed(X509Certificate2 certificate)
{
this.labDates.Text = certificate == null
? ""
: $"Valid from {certificate.NotBefore} to {certificate.NotAfter}";
if (certificate == null)
{
this.ToolTipFor(this.labDates, null);
}
else
{
List <string> domains = new List <string>();
Debug.WriteLine("");
for (var it = 0; it < certificate.Extensions.Count; it++)
{
var extension = certificate.Extensions[it];
// Create an AsnEncodedData object using the extensions information.
var asndata = new System.Security.Cryptography.AsnEncodedData(extension.Oid, extension.RawData);
//Debug.WriteLine("======== {0} ========", it);
//Debug.WriteLine($"Extension type: {extension.Oid.FriendlyName}");
//Debug.WriteLine($"Oid value: {asndata.Oid.Value}");
//Debug.WriteLine("Raw data length: {0} {1}", asndata.RawData.Length, Environment.NewLine);
//Debug.WriteLine(asndata.Format(true));
if (asndata.Oid.Value == "2.5.29.17")
{
domains.AddRange(asndata.Format(true).Split("\r\n".ToCharArray(), StringSplitOptions.RemoveEmptyEntries)
.Select(x => x.Split(new[] { '=' }, 2).Skip(1).SingleOrDefault()?.Trim()));
}
}
var main = certificate.GetNameInfo(X509NameType.SimpleName, false);
var alt = certificate.GetNameInfo(X509NameType.DnsFromAlternativeName, false);
if (!string.IsNullOrWhiteSpace(main))
{
domains.Add(main);
}
if (!string.IsNullOrWhiteSpace(alt))
{
domains.Add(alt);
}
this.ToolTipFor(this.labDates, string.Join("\n", domains.Distinct()));
}
}