mirror of
https://github.com/openziti/ziti.git
synced 2026-10-12 15:28:05 +00:00
Paul Lorenz
113 lines
3.5 KiB
Go
113 lines
3.5 KiB
Go
/*
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Copyright NetFoundry, Inc.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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https://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package handler_mgmt
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import (
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"github.com/golang/protobuf/proto"
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"github.com/michaelquigley/pfxlog"
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"github.com/openziti/fabric/controller/handler_common"
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"github.com/openziti/fabric/controller/network"
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"github.com/openziti/fabric/events"
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"github.com/openziti/fabric/pb/mgmt_pb"
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"github.com/openziti/foundation/channel2"
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)
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type streamCircuitsHandler struct {
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network *network.Network
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streamHandlers []network.CircuitEventHandler
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}
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func newStreamCircuitsHandler(network *network.Network) *streamCircuitsHandler {
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return &streamCircuitsHandler{network: network}
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}
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func (*streamCircuitsHandler) ContentType() int32 {
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return int32(mgmt_pb.ContentType_StreamCircuitsRequestType)
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}
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func (handler *streamCircuitsHandler) HandleReceive(msg *channel2.Message, ch channel2.Channel) {
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request := &mgmt_pb.StreamCircuitsRequest{}
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if err := proto.Unmarshal(msg.Body, request); err != nil {
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handler_common.SendFailure(msg, ch, err.Error())
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return
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}
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circuitsStreamHandler := &CircuitsStreamHandler{ch: ch}
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handler.streamHandlers = append(handler.streamHandlers, circuitsStreamHandler)
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events.AddCircuitEventHandler(circuitsStreamHandler)
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}
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func (handler *streamCircuitsHandler) HandleClose(ch channel2.Channel) {
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for _, listener := range handler.streamHandlers {
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events.RemoveCircuitEventHandler(listener)
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}
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}
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type CircuitsStreamHandler struct {
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ch channel2.Channel
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}
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func (handler *CircuitsStreamHandler) CircuitCreated(circuitId string, clientId string, serviceId string, path *network.Path) {
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event := &mgmt_pb.StreamCircuitsEvent{
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EventType: mgmt_pb.StreamCircuitEventType_CircuitCreated,
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CircuitId: circuitId,
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ClientId: clientId,
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ServiceId: serviceId,
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Path: NewPath(path),
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}
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handler.sendEvent(event)
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}
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func (handler *CircuitsStreamHandler) CircuitDeleted(circuitId string, clientId string) {
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event := &mgmt_pb.StreamCircuitsEvent{
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EventType: mgmt_pb.StreamCircuitEventType_CircuitDeleted,
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CircuitId: circuitId,
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ClientId: clientId,
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}
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handler.sendEvent(event)
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}
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func (handler *CircuitsStreamHandler) PathUpdated(circuitId string, path *network.Path) {
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event := &mgmt_pb.StreamCircuitsEvent{
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EventType: mgmt_pb.StreamCircuitEventType_PathUpdated,
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CircuitId: circuitId,
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Path: NewPath(path),
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}
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handler.sendEvent(event)
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}
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func (handler *CircuitsStreamHandler) sendEvent(event *mgmt_pb.StreamCircuitsEvent) {
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body, err := proto.Marshal(event)
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if err != nil {
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pfxlog.Logger().Errorf("unexpected error serializing StreamCircuitsEvent (%s)", err)
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return
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}
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responseMsg := channel2.NewMessage(int32(mgmt_pb.ContentType_StreamCircuitsEventType), body)
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if err := handler.ch.Send(responseMsg); err != nil {
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pfxlog.Logger().Errorf("unexpected error sending StreamMetricsEvent (%s)", err)
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handler.close()
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}
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}
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func (handler *CircuitsStreamHandler) close() {
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if err := handler.ch.Close(); err != nil {
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pfxlog.Logger().WithError(err).Error("unexpected error closing mgmt channel")
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}
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events.RemoveCircuitEventHandler(handler)
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}
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