108 lines
2.6 KiB
Go
108 lines
2.6 KiB
Go
// Copyright 2018-2020 Vikunja and contriubtors. All rights reserved.
|
|
//
|
|
// This file is part of Vikunja.
|
|
//
|
|
// Vikunja 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.
|
|
//
|
|
// Vikunja 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 Vikunja. If not, see <https://www.gnu.org/licenses/>.
|
|
|
|
package routes
|
|
|
|
import (
|
|
"code.vikunja.io/api/pkg/config"
|
|
"code.vikunja.io/api/pkg/log"
|
|
"code.vikunja.io/api/pkg/metrics"
|
|
"code.vikunja.io/api/pkg/models"
|
|
v1 "code.vikunja.io/api/pkg/routes/api/v1"
|
|
"code.vikunja.io/api/pkg/user"
|
|
"github.com/labstack/echo/v4"
|
|
"github.com/prometheus/client_golang/prometheus/promhttp"
|
|
)
|
|
|
|
func setupMetrics(a *echo.Group) {
|
|
if !config.ServiceEnableMetrics.GetBool() {
|
|
return
|
|
}
|
|
|
|
if !config.RedisEnabled.GetBool() {
|
|
log.Fatal("You have to enable redis in order to use metrics")
|
|
}
|
|
|
|
metrics.InitMetrics()
|
|
|
|
type countable struct {
|
|
Rediskey string
|
|
Type interface{}
|
|
}
|
|
|
|
for _, c := range []countable{
|
|
{
|
|
metrics.ListCountKey,
|
|
models.List{},
|
|
},
|
|
{
|
|
metrics.UserCountKey,
|
|
user.User{},
|
|
},
|
|
{
|
|
metrics.NamespaceCountKey,
|
|
models.Namespace{},
|
|
},
|
|
{
|
|
metrics.TaskCountKey,
|
|
models.Task{},
|
|
},
|
|
{
|
|
metrics.TeamCountKey,
|
|
models.Team{},
|
|
},
|
|
} {
|
|
// Set initial totals
|
|
total, err := models.GetTotalCount(c.Type)
|
|
if err != nil {
|
|
log.Fatalf("Could not get initial count for %v, error was %s", c.Type, err)
|
|
}
|
|
if err := metrics.SetCount(total, c.Rediskey); err != nil {
|
|
log.Fatalf("Could not set initial count for %v, error was %s", c.Type, err)
|
|
}
|
|
}
|
|
|
|
a.GET("/metrics", echo.WrapHandler(promhttp.Handler()))
|
|
}
|
|
|
|
func setupMetricsMiddleware(a *echo.Group) {
|
|
if !config.ServiceEnableMetrics.GetBool() {
|
|
return
|
|
}
|
|
|
|
a.Use(func(next echo.HandlerFunc) echo.HandlerFunc {
|
|
return func(c echo.Context) error {
|
|
|
|
// Update currently active users
|
|
if err := updateActiveUsersFromContext(c); err != nil {
|
|
log.Error(err)
|
|
return next(c)
|
|
}
|
|
return next(c)
|
|
}
|
|
})
|
|
}
|
|
|
|
// updateActiveUsersFromContext updates the currently active users in redis
|
|
func updateActiveUsersFromContext(c echo.Context) (err error) {
|
|
auth, err := v1.GetAuthFromClaims(c)
|
|
if err != nil {
|
|
return
|
|
}
|
|
|
|
return metrics.SetUserActive(auth)
|
|
}
|