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// Copyright (C) 2016 Nippon Telegraph and Telephone Corporation.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License 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 server
import (
"github.com/eapache/channels"
"github.com/osrg/gobgp/packet/bgp"
)
func cleanInfiniteChannel(ch *channels.InfiniteChannel) {
ch.Close()
// drain all remaining items
for range ch.Out() {
}
}
// Returns the binary formatted Administrative Shutdown Communication from the
// given string value.
func newAdministrativeCommunication(communication string) (data []byte) {
if communication == "" {
return nil
}
com := []byte(communication)
if len(com) > bgp.BGP_ERROR_ADMINISTRATIVE_COMMUNICATION_MAX {
data = []byte{bgp.BGP_ERROR_ADMINISTRATIVE_COMMUNICATION_MAX}
data = append(data, com[:bgp.BGP_ERROR_ADMINISTRATIVE_COMMUNICATION_MAX]...)
} else {
data = []byte{byte(len(com))}
data = append(data, com...)
}
return data
}
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