milvus/pkg/metrics/restful_middleware.go

46 lines
1.6 KiB
Go

// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 metrics
import (
"context"
"strconv"
)
func WrapRestfulContext(ctx context.Context, inputLength int64) context.Context {
return context.WithValue(ctx, milvusStatsKey{}, &RPCStats{
inboundPayloadSize: int(inputLength),
})
}
func RecordRestfulMetrics(ctx context.Context, outputLength int64, observeOutbound bool) {
if mstats := GetStats(ctx); mstats != nil {
// all info set
// set metrics with inbound size and related meta
nodeIDValue := strconv.FormatInt(mstats.nodeID, 10)
if mstats.inboundPayloadSize > 0 {
ProxyReceiveBytes.WithLabelValues(
nodeIDValue,
mstats.inboundLabel, mstats.collectionName).Add(float64(mstats.inboundPayloadSize))
}
// set outbound payload size metrics
if outputLength > 0 && observeOutbound {
ProxyReadReqSendBytes.WithLabelValues(nodeIDValue).Add(float64(outputLength))
}
}
}