forked from aws/amazon-ecs-agent
/
transport.go
56 lines (49 loc) · 1.48 KB
/
transport.go
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// Copyright 2014-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License"). You may
// not use this file except in compliance with the License. A copy of the
// License is located at
//
// http://aws.amazon.com/apache2.0/
//
// or in the "license" file accompanying this file. This file is distributed
// on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
// express or implied. See the License for the specific language governing
// permissions and limitations under the License.
package api
import "errors"
const (
// TransportProtocolTCP represents TCP
TransportProtocolTCP TransportProtocol = iota
// TransportProtocolUDP represents UDP
TransportProtocolUDP
tcp = "tcp"
udp = "udp"
)
// TransportProtocol is an enumeration of valid transport protocols
type TransportProtocol int32
// NewTransportProtocol returns a TransportProtocol from a string in the task
func NewTransportProtocol(protocol string) (TransportProtocol, error) {
switch protocol {
case tcp:
return TransportProtocolTCP, nil
case udp:
return TransportProtocolUDP, nil
default:
return TransportProtocolTCP, errors.New(protocol + " is not a recognized transport protocol")
}
}
func (tp *TransportProtocol) String() string {
if tp == nil {
return tcp
}
switch *tp {
case TransportProtocolUDP:
return udp
case TransportProtocolTCP:
return tcp
default:
log.Crit("Unknown TransportProtocol type!")
return tcp
}
}