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sessions: start session gc at startup but only after between 10 - 180 seconds

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This commit is contained in:
Torkel Ödegaard 2017-03-06 12:23:28 +01:00
parent ebdd35d799
commit c3202d3f99
1 changed files with 7 additions and 1 deletions
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8
pkg/middleware/session.go
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@ -1,6 +1,7 @@
package middleware package middleware
import ( import (
"math/rand"
"time" "time"
"github.com/go-macaron/session" "github.com/go-macaron/session"
@ -8,6 +9,7 @@ import (
_ "github.com/go-macaron/session/mysql" _ "github.com/go-macaron/session/mysql"
_ "github.com/go-macaron/session/postgres" _ "github.com/go-macaron/session/postgres"
_ "github.com/go-macaron/session/redis" _ "github.com/go-macaron/session/redis"
"github.com/grafana/grafana/pkg/log"
"gopkg.in/macaron.v1" "gopkg.in/macaron.v1"
) )
@ -22,10 +24,12 @@ var sessionManager *session.Manager
var sessionOptions *session.Options var sessionOptions *session.Options
var startSessionGC func() var startSessionGC func()
var getSessionCount func() int var getSessionCount func() int
var sessionLogger = log.New("session")
func init() { func init() {
startSessionGC = func() { startSessionGC = func() {
sessionManager.GC() sessionManager.GC()
sessionLogger.Debug("Session GC")
time.AfterFunc(time.Duration(sessionOptions.Gclifetime)*time.Second, startSessionGC) time.AfterFunc(time.Duration(sessionOptions.Gclifetime)*time.Second, startSessionGC)
} }
getSessionCount = func() int { getSessionCount = func() int {
@ -67,7 +71,9 @@ func Sessioner(options *session.Options) macaron.Handler {
panic(err) panic(err)
} }
go startSessionGC() // start GC threads after some random seconds
rndSeconds := 10 + rand.Int63n(180)
time.AfterFunc(time.Duration(rndSeconds)*time.Second, startSessionGC)
return func(ctx *Context) { return func(ctx *Context) {
ctx.Next() ctx.Next()