session.go — fiber Source File

Source Code

package session

import (
	"bytes"
	"context"
	"encoding/gob"
	"fmt"
	"sync"
	"time"

	"github.com/gofiber/fiber/v3"
	"github.com/gofiber/fiber/v3/extractors"
	"github.com/gofiber/utils/v2"
	"github.com/valyala/fasthttp"
)

// Session represents a user session.
type Session struct {
	ctx         fiber.Ctx     // fiber context
	config      *Store        // store configuration
	data        *data         // key value data
	id          string        // session id
	idleTimeout time.Duration // idleTimeout of this session
	mu          sync.RWMutex  // Mutex to protect non-data fields
	fresh       bool          // if new session
}

type absExpirationKeyType int

const (
	// sessionIDContextKey is the key used to store the session ID in the context locals.
	absExpirationKey absExpirationKeyType = iota
)

// Session pool for reusing byte buffers.
var byteBufferPool = sync.Pool{
	New: func() any {
		return new(bytes.Buffer)
	},
}

var sessionPool = sync.Pool{
	New: func() any {
		return &Session{}
	},
}

// acquireSession returns a new Session from the pool.
//
// Returns:
//   - *Session: The session object.
//
// Usage:
//
//	s := acquireSession()
func acquireSession() *Session {
	s := sessionPool.Get().(*Session) //nolint:forcetypeassert,errcheck // We store nothing else in the pool
	if s.data == nil {
		s.data = acquireData()
	}
// ... (522 more lines)