mirror of
https://github.com/hanzozt/zt.git
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zeekay
241625e7d9
- Repo names: ziti-* → zt-* - Go modules: github.com/hanzozt/ziti → github.com/hanzozt/zt - Docker images: hanzozt/ziti-* → hanzozt/zt-* - C/Java/JS symbols: ziti_* → zt_* - File and directory names updated
81 lines
2.3 KiB
Go
81 lines
2.3 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 metrics
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import (
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"github.com/michaelquigley/pfxlog"
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"github.com/hanzozt/channel/v4"
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"github.com/hanzozt/metrics"
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"github.com/hanzozt/metrics/metrics_pb"
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"github.com/hanzozt/zt/v2/router/env"
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"google.golang.org/protobuf/proto"
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)
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type controllersReporter struct {
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ctrls env.NetworkControllers
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msgs []*metrics_pb.MetricsMessage
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}
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func (reporter *controllersReporter) AcceptMetrics(message *metrics_pb.MetricsMessage) {
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reporter.msgs = append(reporter.msgs, message)
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for len(reporter.msgs) > 0 {
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message = reporter.msgs[0]
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successfulSend := false
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for ctrlId, ctrl := range reporter.ctrls.GetAll() {
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log := pfxlog.Logger().WithField("ctrlId", ctrlId)
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// once we've had a successful send, tell other controllers not to propagate the event
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message.DoNotPropagate = successfulSend
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bytes, err := proto.Marshal(message)
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if err != nil {
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log.WithError(err).Error("Failed to encode metrics message")
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// drop message, since it's invalid somehow
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reporter.msgs[0] = nil
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reporter.msgs = reporter.msgs[1:]
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break
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}
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chMsg := channel.NewMessage(int32(metrics_pb.ContentType_MetricsType), bytes)
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if err = chMsg.WithTimeout(reporter.ctrls.DefaultRequestTimeout()).SendAndWaitForWire(ctrl.Channel()); err != nil {
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log.WithError(err).Error("failed to send metrics message")
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} else {
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log.Trace("reported metrics to fabric controller")
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// after first successful send, remove the message from the queue
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if !successfulSend {
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reporter.msgs[0] = nil
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reporter.msgs = reporter.msgs[1:]
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successfulSend = true
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}
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}
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}
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}
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}
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// NewControllersReporter creates a metrics handler which sends metrics messages to the controllers
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func NewControllersReporter(ctrls env.NetworkControllers) metrics.Handler {
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return &controllersReporter{
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ctrls: ctrls,
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}
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}
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