gce/appengine/rpc/internal/metrics/leaks.go

// Copyright 2023 The LUCI Authors.
//
// 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 metrics is tsmon metrics for rpc API
package metrics

import (
	"context"

	"go.chromium.org/luci/common/tsmon/field"
	"go.chromium.org/luci/common/tsmon/metric"
)

var (
	leakedInstances = metric.NewCounter(
		"gce/leaks/untracked_gets",
		"Number of get queries from instances untracked by gce-provider",
		nil,
		field.String("hostname"),
	)
)

// UpdateUntrackedGets updates.leak metrics of same name
func UpdateUntrackedGets(c context.Context, hostname string) {
	leakedInstances.Add(c, 1, hostname)
}