Files
proton-bridge/internal/metrics/metrics.go
2020-08-24 10:11:51 +02:00

97 lines
3.2 KiB
Go

// Copyright (c) 2020 Proton Technologies AG
//
// This file is part of ProtonMail Bridge.
//
// ProtonMail Bridge is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// ProtonMail Bridge is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with ProtonMail Bridge. If not, see <https://www.gnu.org/licenses/>.
// Package metrics collects string constants used to report anonymous usage metrics.
package metrics
type (
Category string
Action string
Label string
)
// Metric represents a single metric that can be reported and contains the necessary fields
// of category, action and label that the /metrics endpoint expects.
type Metric struct {
c Category
a Action
l Label
}
// New returns a metric struct with the given category, action and label.
// Maybe in future we could perform checks here that the correct category is given for each action.
// That's why the Metric fields are not exported; we don't want users creating broken metrics
// (though for now they still can do that).
func New(c Category, a Action, l Label) Metric {
return Metric{c: c, a: a, l: l}
}
// Get returns the category, action and label of a metric.
func (m Metric) Get() (Category, Action, Label) {
return m.c, m.a, m.l
}
// Metrics related to bridge/account setup.
const (
// Setup is used to group metrics related to bridge setup e.g. first start, new user.
Setup = Category("setup")
// FirstStart signifies that the bridge has been started for the first time on a user's
// machine (or at least, no config directory was found).
FirstStart = Action("first_start")
// NewUser signifies a new user account has been added to the bridge.
NewUser = Action("new_user")
)
// Metrics related to heartbeats of various kinds.
const (
// Heartbeat is used to group heartbeat metrics e.g. the daily alive signal.
Heartbeat = Category("heartbeat")
// Daily is a daily signal that indicates continued bridge usage.
Daily = Action("daily")
)
// Metrics related to import-export (transfer) process.
const (
// Import is used to group import metrics.
Import = Category("import")
// Export is used to group export metrics.
Export = Category("export")
// TransferLoad signifies that the transfer load source.
// It can be IMAP or local files for import, or PM for export.
// With this will be reported also label with number of source mailboxes.
TransferLoad = Action("load")
// TransferStart signifies started transfer.
TransferStart = Action("start")
// TransferComplete signifies completed transfer without crash.
TransferComplete = Action("complete")
// TransferCancel signifies cancelled transfer by an user.
TransferCancel = Action("cancel")
// TransferFail signifies stopped transfer because of an fatal error.
TransferFail = Action("fail")
)
const NoLabel = Label("")