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connection_monitor_server.go
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/
connection_monitor_server.go
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// Copyright (c) 2019 Cisco Systems, Inc and/or its affiliates.
//
// SPDX-License-Identifier: Apache-2.0
//
// 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 connectionmonitor - implementation of connection monotor client and server
package connectionmonitor
import (
"github.com/sirupsen/logrus"
"github.com/networkservicemesh/networkservicemesh/controlplane/api/connection"
"github.com/networkservicemesh/networkservicemesh/sdk/monitor"
)
// MonitorServer is a monitor.Server for local/connection GRPC API
type MonitorServer interface {
monitor.Server
connection.MonitorConnectionServer
}
type monitorServer struct {
monitor.Server
factoryName string
}
// NewMonitorServer creates a new MonitorServer
func NewMonitorServer(factoryName string) MonitorServer {
rv := &monitorServer{
factoryName: factoryName,
Server: monitor.NewServer(&eventFactory{
factoryName: factoryName,
}),
}
go rv.Serve()
return rv
}
// MonitorConnections adds recipient for MonitorServer events
func (s *monitorServer) MonitorConnections(in *connection.MonitorScopeSelector, recipient connection.MonitorConnection_MonitorConnectionsServer) error {
if in != nil {
logrus.Infof("%sMonitor using filter %v", s.factoryName, in)
recipient = NewMonitorConnectionFilter(in, recipient)
}
s.MonitorEntities(recipient)
return nil
}