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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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