public static async Task <string> GetSecret(string name)
{
if (_keyVault == null)
{
_keyVault = new KeyVault();
}
if (_keys.ContainsKey(name))
{
return(_keys[name].Unsecure());
}
try {
/* The next four lines of code show you how to use AppAuthentication library to fetch secrets from your key vault */
AzureServiceTokenProvider azureServiceTokenProvider = new AzureServiceTokenProvider();
string accessToken = await azureServiceTokenProvider.GetAccessTokenAsync("https://vault.azure.net");
string secretIdentifier = "https://beeritforward-kv.vault.azure.net/secrets/" + name;
//KeyVaultClient keyVaultClient = new KeyVaultClient(new TokenCredentials(accessToken));
KeyVaultClient keyVaultClient = new KeyVaultClient(new KeyVaultClient.AuthenticationCallback(azureServiceTokenProvider.KeyVaultTokenCallback));
SecretBundle secret = await keyVaultClient.GetSecretAsync(secretIdentifier).ConfigureAwait(false);
_keys.Add(name, secret.Value.Secure());
LastException = null;
return(secret.Value);
}
/* If you have throttling errors see this tutorial https://docs.microsoft.com/azure/key-vault/tutorial-net-create-vault-azure-web-app */
/// <exception cref="KeyVaultErrorException">
/// Thrown when the operation returned an invalid status code
/// </exception>
catch (KeyVaultErrorException keyVaultException) {
LastException = keyVaultException.Message;
return(null);
}
}
private EmailClient()
{
string smtpPassword = KeyVault.GetSecret("sendgrid-apikey").Result;
SMTP = new SmtpClient {
Host = "smtp.sendgrid.net",
Port = 587,
//EnableSsl = true,
Credentials = new System.Net.NetworkCredential("apikey", smtpPassword)
};
}
public static async Task Reset()
{
_keyVault = null;
}
