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bgpconfigprocessor.go
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bgpconfigprocessor.go
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// Copyright (c) 2017 Tigera, Inc. 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.
// 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 updateprocessors
import (
"reflect"
"strings"
apiv3 "github.com/projectcalico/libcalico-go/lib/apis/v3"
"github.com/projectcalico/libcalico-go/lib/backend/model"
"github.com/projectcalico/libcalico-go/lib/backend/watchersyncer"
)
// Create a new SyncerUpdateProcessor to sync BGPConfiguration data in v1 format for
// consumption by the BGP daemon.
func NewBGPConfigUpdateProcessor() watchersyncer.SyncerUpdateProcessor {
return NewConfigUpdateProcessor(
reflect.TypeOf(apiv3.BGPConfigurationSpec{}),
AllowAnnotations,
func(node, name string) model.Key { return model.NodeBGPConfigKey{Nodename: node, Name: name} },
func(name string) model.Key { return model.GlobalBGPConfigKey{Name: name} },
map[string]ConfigFieldValueToV1ModelValue{
"loglevel": logLevelToBirdLogLevel,
"node_mesh": nodeMeshToString,
},
)
}
// Bird log level currently only supports granularity of none, debug and info. Debug/Info are
// left unchanged, all others treated as none.
var logLevelToBirdLogLevel = func(value interface{}) interface{} {
l := strings.ToLower(value.(string))
switch l {
case "", "debug", "info":
default:
l = "none"
}
return l
}
var nodeToNodeMeshEnabled = "{\"enabled\":true}"
var nodeToNodeMeshDisabled = "{\"enabled\":false}"
// In v1, the node mesh enabled field was wrapped up in some JSON - wrap up the value to
// return via the syncer.
var nodeMeshToString = func(value interface{}) interface{} {
enabled := value.(bool)
if enabled {
return nodeToNodeMeshEnabled
}
return nodeToNodeMeshDisabled
}