BoltStore is a session store using Bolt which is a pure Go key/value store. You can store session data in Bolt by using this store. This store implements the gorilla/sessions package's Store interface. BoltStore's APIs and examples can be seen on its GoDoc page.
go get github.com/yosssi/boltstore/...Here is a simple example using BoltStore. You can see other examples on the BoltStore's GoDoc page.
package main
import (
"fmt"
"net/http"
"github.com/boltdb/bolt"
"github.com/gorilla/sessions"
"github.com/yosssi/boltstore/reaper"
"github.com/yosssi/boltstore/store"
)
var db *bolt.DB
func handler(w http.ResponseWriter, r *http.Request) {
// Create a store.
str, err := store.New(db, store.Config{}, []byte("secret-key"))
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
// Get a session.
session, err := str.Get(r, "session-key")
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
// Add a value on the session.
session.Values["foo"] = "bar"
// Save the session.
if err := sessions.Save(r, w); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
}
fmt.Fprintf(w, "Hello BoltStore")
}
func main() {
var err error
// Open a Bolt database.
db, err = bolt.Open("./sessions.db", 0666, nil)
if err != nil {
panic(err)
}
defer db.Close()
// Invoke a reaper which checks and removes expired sessions periodically.
defer reaper.Quit(reaper.Run(db, reaper.Options{}))
http.HandleFunc("/", handler)
http.ListenAndServe(":8080", nil)
}BenchmarkNew 5000 316700 ns/op 19003 B/op 35 allocs/op
BenchmarkStore_Get 20000000 104 ns/op 0 B/op 0 allocs/op
BenchmarkStore_New 10000000 294 ns/op 130 B/op 2 allocs/op
BenchmarkStore_Save 5000 488683 ns/op 65484 B/op 136 allocs/op
BenchmarkStore_Save_delete 5000 476563 ns/op 59576 B/op 76 allocs/op