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// Copyright (C) 2024 The Syncthing Authors.
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this file,
// You can obtain one at https://mozilla.org/MPL/2.0/.
package connections
import (
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promauto"
)
var (
metricDeviceActiveConnections = promauto.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "syncthing",
Subsystem: "connections",
Name: "active",
Help: "Number of currently active connections, per device. If value is 0, the device is disconnected.",
}, []string{"device"})
)
func registerDeviceMetrics(deviceID string) {
// Register metrics for this device, so that counters & gauges are present even
// when zero.
metricDeviceActiveConnections.WithLabelValues(deviceID)
}
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