private bool keyExistOnServer()
{
bool exist = false;
CEc2Service serv = new CEc2Service();
List <string> kps = serv.descrbibeKeyPairs();
foreach (string kp in kps)
{
if (string.Compare(kp, _keyPairName) == 0)
{
exist = true;
break;
}
}
if (exist == true)
{
OpenFileDialog ofd = new OpenFileDialog();
ofd.Filter = "PEM files (*.pem)|*.pem";
ofd.InitialDirectory = CAwsConfig.getEc2BootstrapperDirectory();
ofd.Title = "Select private key file for " + _keyPairName;
if (System.Windows.Forms.DialogResult.OK == ofd.ShowDialog())
{
CAwsConfig.Instance.setKeyFilePath(_keyPairName, ofd.FileName);
CAwsConfig.Instance.commit();
}
else
{
throw new Exception("key " + _keyPairName + " is not associated its key file.");
}
}
return(exist);
}
private void downloadAndInstallCertificate()
{
try
{
string ec2BootstrapperDir = CAwsConfig.getEc2BootstrapperDirectory();
if (Directory.Exists(ec2BootstrapperDir) == false)
{
Directory.CreateDirectory(ec2BootstrapperDir);
}
string instanceDir = ec2BootstrapperDir + "\\" + _instanceId;
if (Directory.Exists(instanceDir) == false)
{
Directory.CreateDirectory(instanceDir);
}
string certFilePath = instanceDir + "\\" + jwCertFile;
if (File.Exists(certFilePath) == false)
{
string req = "http://" + _publicDns + "/" + jwCertFile;
HttpWebRequest request = (HttpWebRequest)WebRequest.Create(req);
request.Method = "GET";
request.ContentType = "text/xml";
// Get the response.
using (HttpWebResponse response = (HttpWebResponse)request.GetResponse())
{
// Get the stream containing content returned by the server.
using (Stream dataStream = response.GetResponseStream())
{
// Open the stream using a StreamReader for easy access.
using (StreamReader reader = new StreamReader(dataStream))
{
// Read the content, which is the public key of the server
string responseFromServer = reader.ReadToEnd();
TextWriter tw = new StreamWriter(certFilePath);
tw.Write(responseFromServer);
tw.Close();
}
}
}
}
if (File.Exists(certFilePath) == true)
{
//install certificate
installCertificate(certFilePath);
}
}
catch (Exception ex)
{
throw new Exception("DownloadAndInstallCertificate fails." + ex.Message);
}
}
//once we get here we know the key file doesn't exist
private void createKayPair()
{
try
{
string keyFileDir = CAwsConfig.getEc2BootstrapperDirectory();
if (Directory.Exists(keyFileDir) == false)
{
Directory.CreateDirectory(keyFileDir);
}
string keyFilePath = null;
FolderBrowserDialog folder = new FolderBrowserDialog();
folder.ShowNewFolderButton = true;
folder.SelectedPath = keyFileDir;
folder.Description = "Please select directory where you want to save key file";
DialogResult result = DialogResult.No;
while (result == DialogResult.No)
{
if (folder.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
keyFilePath = folder.SelectedPath + "\\" + _keyPairName + ".pem";
if (File.Exists(keyFilePath))
{
result = MessageBox.Show(null, "Key file " + keyFilePath + " exists. Do you want to overwrite it?", "Key File", MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
}
else
{
break;
}
}
}
CreateKeyPairRequest request = new CreateKeyPairRequest();
request.KeyName = _keyPairName;
CreateKeyPairResponse response = _service.CreateKeyPair(request);
if (response.IsSetCreateKeyPairResult())
{
CreateKeyPairResult createKeyPairResult = response.CreateKeyPairResult;
if (createKeyPairResult.IsSetKeyPair())
{
using (FileStream stream = new FileStream(
keyFilePath, FileMode.Create, FileAccess.Write))
{
KeyPair keyPair = createKeyPairResult.KeyPair;
if (keyPair.IsSetKeyMaterial())
{
byte[] fileData = new UTF8Encoding(true).GetBytes(keyPair.KeyMaterial);
stream.Write(fileData, 0, fileData.Length);
CAwsConfig.Instance.setKeyFilePath(_keyPairName, keyFilePath);
CAwsConfig.Instance.commit();
}
}
}
}
}
catch (AmazonEC2Exception ex)
{
throw new Exception("Caught Exception: " + ex.XML);
}
}