public override async Task OpenAsync(string correlationId, List <ConnectionParams> connections, CredentialParams credential)
{
try
{
var connection = connections?.FirstOrDefault();
if (connection == null)
{
throw new ArgumentNullException(nameof(connections));
}
_topicName = connection.GetAsNullableString("topic") ?? Name;
_tempSubscriber = connection.Get("subscription") == null || connection.Get("Subscription") == null;
_subscriptionName = connection.GetAsNullableString("subscription") ?? connection.Get("Subscription") ?? IdGenerator.NextLong(); // "AllMessages";
_connectionString = ConfigParams.FromTuples(
"Endpoint", connection.GetAsNullableString("uri") ?? connection.GetAsNullableString("Endpoint"),
"SharedAccessKeyName", credential.AccessId ?? credential.GetAsNullableString("shared_access_key_name") ?? credential.GetAsNullableString("SharedAccessKeyName"),
"SharedAccessKey", credential.AccessKey ?? credential.GetAsNullableString("shared_access_key") ?? credential.GetAsNullableString("SharedAccessKey")
).ToString();
_namespaceManager = NamespaceManager.CreateFromConnectionString(_connectionString);
_messageReceiver = new MessageReceiver(_connectionString, EntityNameHelper.FormatSubscriptionPath(_topicName, _subscriptionName));
}
catch (Exception ex)
{
_namespaceManager = null;
_logger.Error(correlationId, ex, $"Failed to open message topic '{Name}'.");
}
await Task.CompletedTask;
}
public async override Task OpenAsync(string correlationId, ConnectionParams connection, CredentialParams credential)
{
try
{
var connectionString = ConfigParams.FromTuples(
"DefaultEndpointsProtocol", connection.Protocol ?? connection.GetAsNullableString("DefaultEndpointsProtocol") ?? "https",
"AccountName", credential.AccessId ?? credential.GetAsNullableString("account_name") ?? credential.GetAsNullableString("AccountName"),
"AccountKey", credential.AccessKey ?? credential.GetAsNullableString("account_key") ?? credential.GetAsNullableString("AccountKey")
).ToString();
_logger.Info(null, "Connecting queue {0} to {1}", Name, connectionString);
var storageAccount = CloudStorageAccount.Parse(connectionString);
var client = storageAccount.CreateCloudQueueClient();
var queueName = connection.Get("queue") ?? Name;
_queue = client.GetQueueReference(queueName);
await _queue.CreateIfNotExistsAsync();
var deadName = connection.Get("dead");
_deadQueue = deadName != null?client.GetQueueReference(deadName) : null;
}
catch (Exception ex)
{
_queue = null;
_logger.Error(correlationId, ex, $"Failed to open queue {Name}.");
}
await Task.Delay(0);
}
public KeyVaultClient(ConnectionParams connection, CredentialParams credential)
{
_keyVault = connection.GetAsNullableString("key_vault")
?? connection.GetAsNullableString("uri")
?? connection.GetAsNullableString("KeyVault");
if (_keyVault == null)
{
throw new ArgumentNullException("KeyVault parameter is not defined");
}
if (!_keyVault.StartsWith("http"))
{
_keyVault = "https://" + _keyVault + ".vault.azure.net";
}
_clientId = credential.AccessId ?? credential.GetAsNullableString("ClientId");
if (_clientId == null)
{
throw new ArgumentNullException("CliendId parameter is not defined");
}
_clientKey = credential.AccessKey ?? credential.GetAsNullableString("ClientKey");
_thumbPrint = credential.GetAsNullableString("thumbprint")
?? credential.GetAsNullableString("ThumbPrint");
if (_clientKey == null && _thumbPrint == null)
{
throw new ArgumentNullException("Neither ClientKey or ThumbPrint parameters are not defined");
}
_client = new Microsoft.Azure.KeyVault.KeyVaultClient(
new Microsoft.Azure.KeyVault.KeyVaultClient.AuthenticationCallback(GetAccessToken));
}
public override async Task OpenAsync(string correlationId, List <ConnectionParams> connections, CredentialParams credential)
{
try
{
var connection = connections?.FirstOrDefault();
if (connection == null)
{
throw new ArgumentNullException(nameof(connections));
}
_queueName = connection.GetAsNullableString("queue") ?? Name;
_connectionString = ConfigParams.FromTuples(
"Endpoint", connection.GetAsNullableString("uri") ?? connection.GetAsNullableString("Endpoint"),
"SharedAccessKeyName", credential.AccessId ?? credential.GetAsNullableString("SharedAccessKeyName"),
"SharedAccessKey", credential.AccessKey ?? credential.GetAsNullableString("SharedAccessKey")
).ToString();
_logger.Info(null, "Connecting queue {0} to {1}", Name, _connectionString);
_queueClient = new QueueClient(_connectionString, _queueName);
_namespaceManager = NamespaceManager.CreateFromConnectionString(_connectionString);
_messageReceiver = new MessageReceiver(_connectionString, _queueName);
}
catch (Exception ex)
{
_queueClient = null;
_namespaceManager = null;
_messageReceiver = null;
_logger.Error(correlationId, ex, $"Failed to open queue '{Name}'.");
}
await Task.CompletedTask;
}
private void UpdateConnection(ConnectionParams connection, CredentialParams credential)
{
if (string.IsNullOrEmpty(connection.Uri))
{
var uri = connection.Protocol + "://" + connection.Host;
if (connection.Port != 0)
{
uri += ":" + connection.Port;
}
connection.Uri = uri;
}
else
{
var uri = new Uri(connection.Uri);
connection.Protocol = uri.Scheme;
connection.Host = uri.Host;
connection.Port = uri.Port;
}
if (connection.Protocol == "https")
{
connection.AddSection("credential",
credential.GetAsNullableString("internal_network") == null ? credential : new CredentialParams());
}
else
{
connection.AddSection("credential", new CredentialParams());
}
}
private void ValidateConnection(string correlationId, ConnectionParams connection, CredentialParams credential)
{
if (connection == null)
{
throw new ConfigException(correlationId, "NO_CONNECTION", "HTTP connection is not set");
}
var uri = connection.Uri;
if (!string.IsNullOrEmpty(uri))
{
return;
}
var protocol = connection.GetProtocolWithDefault("http");
if ("http" != protocol && "https" != protocol)
{
throw new ConfigException(
correlationId, "WRONG_PROTOCOL", "Protocol is not supported by REST connection")
.WithDetails("protocol", protocol);
}
var host = connection.Host;
if (host == null)
{
throw new ConfigException(correlationId, "NO_HOST", "Connection host is not set");
}
var port = connection.Port;
if (port == 0)
{
throw new ConfigException(correlationId, "NO_PORT", "Connection port is not set");
}
// Check HTTPS credentials
if (protocol == "https")
{
// Check for credential
if (credential == null)
{
throw new ConfigException(
correlationId, "NO_CREDENTIAL", "SSL certificates are not configured for HTTPS protocol");
}
// Sometimes when we use https we are on an internal network and do not want to have to deal with security.
// When we need a https connection and we don't want to pass credentials, set the value 'no_credentials_needed' in the config yml credentials section
if (credential.GetAsNullableString("internal_network") == null)
{
if (credential.GetAsNullableString("ssl_password") == null)
{
throw new ConfigException(
correlationId, "NO_SSL_PASSWORD", "SSL password is not configured in credentials");
}
if (credential.GetAsNullableString("ssl_pfx_file") == null)
{
throw new ConfigException(
correlationId, "NO_SSL_PFX_FILE", "SSL pfx file is not configured in credentials");
}
}
}
}